2022 Archives

Optical Performance Monitoring and Signal Characterization

1. 8:00 - 8:15

   (UTC - 08:00)
   Th1C.1

   Exact Component Parameter Agnostic QoT Eusing Spectral Data-Driven LSTM in Optical Networks

   Presenter: Lars Kruse, Christian-Albrechts-Universität zu Kiel

    Presentation Details   Paper

   We propose the use of spectral data-driven LSTM-based machine learning to improve generalized signal-to-noise ratio (gSNR) quality-of-transmission estimation in component parameter-agnostic network scenarios. We show gSNR estimation improvements up to 1.1 dB for unseen networks.Authors: Lars Kruse, Christian-Albrechts-Universität zu Kiel / Sebastian Kühl, Christian-Albrechts-Universität zu Kiel / Stephan Pachnicke, Christian-Albrechts-Universität zu Kiel
2. 8:15 - 8:30

   (UTC - 08:00)
   Th1C.2

   Location-Resolved PDL Monitoring With Rx-Side Digital Signal Processing in Multi-Span Optical Transmission System

   Presenter: Motohiko Eto, Fujitsu Limited

    Presentation Details   Paper

   We propose a novel monitoring that enables to localize PDL in multi-span transmission using only Rx-side DSP and experimentally demonstrate sufficient accuracy within error of 1km with eighty-two polarization combinations in three-span, 180-km transmission line.Authors: Motohiko Eto, Fujitsu Limited / Kazuyuki Tajima, Fujitsu Limited / Setsuo Yoshida, Fujitsu Limited / Shoichiro Oda, Fujitsu Limited / Takeshi Hoshida, Fujitsu Limited
3. 8:30 - 8:45

   (UTC - 08:00)
   Th1C.3

   Localization of Reflection Induced Multi-Path-Interference Over Multi-Span Transmission Link by Receiver-Side Digital Signal Processing

   Presenter: Choloong Hahn, Huawei Technologies Canada

    Presentation Details   Paper

   We propose and experimentally demonstrate a localization method of reflection induced multi-path-interference over multi-span transmission link by post digital signal processing of received signal obtained by a coherent receiver at the end of the transmission.Authors: Choloong Hahn, Huawei Technologies Canada / Junho Chang, Huawei Technologies Canada / Zhiping Jiang, Huawei Technologies Canada
4. 8:45 - 9:00

   (UTC - 08:00)
   Th1C.4

   Precise Longitudinal Power Monitoring Over 2,080 km Enabled by Step Size Selection of Split Step Fourier Method

   Presenter: Takeo Sasai, NTT Corporation

    Presentation Details   Paper

   We propose a step-size optimization scheme of the split-step Fourier method for longitudinal power profile monitoring. We observe only a 1.06-dB root-mean-square error from the theoretical power profile for a 2,080-km transmission link.Authors: Takeo Sasai, NTT Corporation / Masanori Nakamura, NTT Corporation / Etsushi Yamazaki, NTT Corporation / Yoshiaki Kisaka, NTT Corporation
5. 9:00 - 9:30

   (UTC - 08:00)
   Th1C.5

   How to Connect Device Nonlinear Specification and System Nonlinear Penalty

   Presenter: Zhenning Tao, Fujitsu R&D Center

    Presentation Details   Paper

   Invited

   From system design point of view, it’s required to estimate nonlinear system performance from device nonlinear specification. We discuss various technologies about this topic and find the problem is only partially solved.Authors: Zhenning Tao, Fujitsu R&D Center / Ke Zhang, Fujitsu R&D Center / Chengwu Yang, Fujitsu R&D Center / Xiaofei Su, Fujitsu R&D Center / Tong Ye, Fujitsu R&D Center / Hisao Nakashima, Fujitsu Limited / Takeshi Hoshida, Fujitsu Limited
6. 9:30 - 9:45

   (UTC - 08:00)
   Th1C.6

   Demonstration of Enhanced Power Losses Characterization in Optical Networks

   Presenter: Alix May, Nokia Bell Labs France

    Presentation Details   Paper

   We generalize our receiver-based power losses characterization in a networking scenario. We show that combining monitored information from several lightpaths increases the estimation accuracy with an estimation error reduced from 1.40 dB to 0.50 dB.Authors: Alix May, Nokia Bell Labs France / Fabien Boitier, Nokia Bell Labs France / Aymeric Courilleau, Nokia Bell Labs France / Bichr Al Ayoubi, Nokia Bell Labs France / Patricia Layec, Nokia Bell Labs France
7. 9:45 - 10:00

   (UTC - 08:00)
   Th1C.7

   Simple and Ultrafast Automatic Bias Control for Optical IQ Modulators Enabled by Dither Vector Mapping Monitoring

   Presenter: Hongyu Li, Huazhong Univ. of Science and Technology

    Presentation Details   Paper

   A simple and ultrafast automatic bias control for optical IQ modulators is proposed using dither-vector-mapping monitoring. It is verified in 40/20Gbaud 16/64QAM signal transmissions, and the tracking time (0.3~0.5s) is 30-times faster than commercial products.Authors: Hongyu Li, Huazhong Univ. of Science and Technology / Chuanming Huang, Huazhong Univ. of Science and Technology / YuanXiang Wang, Huazhong Univ. of Science and Technology / Rui Deng, Optical Technologies Engineering Department, Huawei Technologies Co., Ltd. / Mengfan Cheng, Huazhong Univ. of Science and Technology / Qi Yang, Huazhong Univ. of Science and Technology / Deming Liu, Huazhong Univ. of Science and Technology / Ming Tang, Huazhong Univ. of Science and Technology / Lei Deng, Huazhong Univ. of Science and Technology

Optical Signal Processing Devices

1. 8:00 - 8:30

   (UTC - 08:00)
   Th1D.1

   Exploiting Ultra-low Loss Silicon Nitride Platform for Various Applications

   Presenter: Xingchen Ji, Columbia University

    Presentation Details   Paper

   Invited

   Si3N4 has attracted extensive interest because of its wide applications in the field of biophotonics, telecommunications, nonlinear optics, and sensing. Here, we focus on exploiting ultra-low loss Si3N4 for on-chip delay line and frequency comb generation.Authors: Xingchen Ji, Columbia University / Michal Lipson, Columbia University
2. 8:30 - 8:45

   (UTC - 08:00)
   Th1D.2

   Optical Binary Switched Delay Line Based on Low Loss Multimode Waveguide

   Presenter: Samer Idres, University of Southern California

    Presentation Details   Paper

   We demonstrate low loss, 7-bit, switched delay line, with 6.4 ns measured delay span. The geometrically-optimized delay lines achieve 3.3 dB/m (0.25 dB/ns) measured loss. The design is fabricated in a commercial silicon photonics process.Authors: Samer Idres, University of Southern California / Hossein Hashemi, University of Southern California
3. 8:45 - 9:00

   (UTC - 08:00)
   Th1D.3

   Group-Velocity Dispersion Compensation of Telecom Data Signals Using Compact Discrete Phase Filters in Silicon

   Presenter: Saket Kaushal, INRS-EMT

    Presentation Details   Paper

   We propose a discrete phase filter design suitable for group-velocity dispersion compensation of data signals in fiber-optics telecommunication links using waveguide Bragg gratings in silicon. Dispersion compensation of a 24-Gbps NRZ-OOK signal after propagation through 31.12 km of SMF is experimentally demonstrated using mm-long phase filters.Authors: Saket Kaushal, INRS-EMT / Jose Azana, INRS-EMT
4. 9:00 - 9:15

   (UTC - 08:00)
   Th1D.4

   Dispersion Compensation of 30GBaud/s NRZ and PAM4 Data Using Integrated Silicon Nitride Gratings

   Presenter: George Feng Rong Chen, Singapore Uni of Technology and Design

    Presentation Details   Paper

   Dispersion compensation is demonstrated using on-chip Silicon Nitride Bragg Gratings. Impaired 30GBaud/s NRZ and PAM4 eye diagrams are restored and a power penalty improvement of 1.3dB at a Bit Error Rate of 10-12 is achieved.Authors: George Feng Rong Chen, Singapore Uni of Technology and Design / Kenny Yong Keng Ong, Singapore Uni of Technology and Design / Xavier Xujie Chia, Singapore Uni of Technology and Design / Yanmei Cao, Singapore Uni of Technology and Design / Dawn Tan, Singapore Uni of Technology and Design
5. 9:15 - 9:30

   (UTC - 08:00)
   Th1D.5

   High-Performance and Ultra-Compact Endless Automatic Polarization Controller Based on Thin-Film Lithium Niobate

   Presenter: Zhongjin Lin, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University

    Presentation Details   Paper

   Based on thin-film lithium niobate platform, we experimentally demonstrate an endless automatic polarization controller which only requires a driving voltage range of 10 V, and achieves a polarization tracking speed of 10 Krad/s.Authors: Zhongjin Lin, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University / Yanmei Lin, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University / Hao Li, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University / Mengyue Xu, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University / Mingbo He, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University / Wei Ke, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University / X.Steve Yao, Photonics Information Innovation Center and Hebei Provincial Center for Optical Sensing Innovations, College of Physics Science and Technology, Hebei University / Siyuan Yu, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University / Xinlun Cai, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Sun Yat-sen University
6. 9:30 - 10:00

   (UTC - 08:00)
   Th1D.6

   Automated Tuning for Silicon Photonic Filters

   Presenter: Kamran Entesari, Texas A&M University

    Presentation Details   Paper

   Invited

   An automatic monitor-based filter tuning technique for APF-based silicon photonic filters is presented. The proposed tuning approach calibrates the initial distorted filter response due to process variation by adjusting the locations of each pole and zero to reconfigure to different bandwidths and center wavelengths.Authors: Kamran Entesari, Texas A&M University / Samuel Palermo, Texas A&M University / Christi Madsen, Texas A&M University / Gihoon Choo, Texas A&M University / Ramy Rady, Texas A&M University / Shengchang Cai, Texas A&M University / Binhao Wang, HP Labs

Fiber and Integrated-photonics Devices

1. 8:00 - 8:30

   (UTC - 08:00)
   Th1E.1

   Photonic Lanterns as Wavefront Sensors

   Presenter: Sergio Leon-Saval, University of Sydney

    Presentation Details   Paper

   Invited

   Photonic lanterns are low-loss mode convertors easily integrated with optical fiber technologies. We present the proof of concept of a focal plane low-order wavefront sensor based on a 19-core multicore photonic lantern and deep learning.Authors: Sergio Leon-Saval, University of Sydney
2. 8:30 - 8:45

   (UTC - 08:00)
   Th1E.2

   Ultra-low-Loss MCF Fanouts for Submarine SDM Applications

   Presenter: Victor Kopp, Chiral Photonics Inc

    Presentation Details   Paper

   MCFs have been developed for submarine deployment. Reliability and insertion loss are gating factors for this demanding application. Here we demonstrate a 0.15-dB-loss fanout, which is fusion spliced to a pure-silica two-core submarine-grade MCF.Authors: Victor Kopp, Chiral Photonics Inc / Jongchul Park, Chiral Photonics Inc / Jon Singer, Chiral Photonics Inc / Dan Neugroschl, Chiral Photonics Inc / Takahiro Suganuma, Sumitomo Electric Industries / Takemi Hasegawa, Sumitomo Electric Industries / Takafumi Ohtsuka, Sumitomo Electric Industries / Hidehisa Tazawa, Sumitomo Electric Industries
3. 8:45 - 9:00

   (UTC - 08:00)
   Th1E.3

   Optical Fiber Micro Spectrometer Employing Self-Focusing Radiated Tilted Fiber Grating

   Presenter: Qingguo Song, Huazhong Univ of Science and Technology

    Presentation Details   Paper

   We propose and demonstrate an all-fiber micro spectrometer based on self-focusing radiated tilted fiber grating, which has the tunability in both spectral resolution and measurement range by simply changing the radian curvature of the self-focusing radiated tilted fiber grating.Authors: Qingguo Song, Huazhong Univ of Science and Technology / Yuze Dai, Huazhong Univ of Science and Technology / Chengjun Huang, Huazhong Univ of Science and Technology / Xiangpeng Xiao, Huazhong Univ of Science and Technology / Haoshuo Chen, Nokia Bell Labs / Kaiming Zhou, Aston University / Lin Zhang, Aston University / Qizhen Sun, Huazhong Univ of Science and Technology / Zhijun Yan, Huazhong Univ of Science and Technology
4. 9:00 - 9:15

   (UTC - 08:00)
   Th1E.4

   Fully Integrated Solid-State LiDAR Transmitter on a Multi-Layer Silicon-Nitride-on-Silicon Photonic Platform

   Presenter: Weihan Xu, Shanghai Jiao Tong Univeristy (SJTU)

    Presentation Details   Paper

   Top Scored

   We demonstrated a LiDAR transmitter incorporating both a hybrid-integrated tunable external cavity laser and a high-resolution 2-D optical phased array beam-steerer on a tri-layer silicon-nitride-on-silicon photonic platform.Authors: Weihan Xu, Shanghai Jiao Tong Univeristy (SJTU) / Yuyao Guo, Shanghai Jiao Tong Univeristy (SJTU) / Xinhang Li, Shanghai Jiao Tong Univeristy (SJTU) / Chuxin Liu, Shanghai Jiao Tong Univeristy (SJTU) / Liangjun Lu, Shanghai Jiao Tong Univeristy (SJTU) / Jianping Chen, Shanghai Jiao Tong Univeristy (SJTU) / Linjie Zhou, Shanghai Jiao Tong Univeristy (SJTU)
5. 9:15 - 9:30

   (UTC - 08:00)
   Th1E.5

   Optical Phased Array for 905-nm LIDAR Applications Integrated on 300mm Si-Photonic Platform

   Presenter: Stephane Monfray, STMicroelectronics, Crolles

    Presentation Details   Paper

   In this paper we present the first integration of a 2D Optical Phased Array (OPA) for 905nm LIDAR applications on our 300mm SWIR photonic platform DAPHNE, based on Si & SiN components.Authors: Stephane Monfray, STMicroelectronics, Crolles / Sylvain Guerber, CEA-LETI / Aude Montagne, STMicroelectronics, Crolles / David Fowler, CEA-LETI / Philippe Grosse, CEA-LETI / Jonathan Planchot, STMicroelectronics, Crolles / Delia Ristoiu, STMicroelectronics, Crolles / Fabrice Baron, STMicroelectronics, Crolles / Melissa Brihoum, STMicroelectronics, Crolles / Laurene Babaud, STMicroelectronics, Crolles / Arnaud Taute, STMicroelectronics, Crolles / Eva Kempf, STMicroelectronics, Crolles / Karine Rovayaz, STMicroelectronics, Crolles / Paul Chantraine, STMicroelectronics, Crolles / Sylvie Delmedico, STMicroelectronics, Crolles / François Leverd, STMicroelectronics, Crolles / Lionel Balme, STMicroelectronics, Crolles / Denis Pellissier-tanon, STMicroelectronics, Crolles / Katia Haxaire, STMicroelectronics, Crolles / Marc Guillermet, CEA-LETI / Sebastien Mermoz, STMicroelectronics, Crolles / Metig Hello, STMicroelectronics, Crolles / Sebastien Jan, STMicroelectronics, Crolles / Pascal Chevalier, STMicroelectronics, Crolles / Frederic Boeuf, STMicroelectronics, Crolles
6. 9:30 - 9:45

   (UTC - 08:00)
   Th1E.6

   850 nm Hybrid-Integrated Tunable Laser With Si₃N₄ Microring Resonator Feedback Circuits

   Presenter: Noor Schilder, LioniX International B.V.

    Presentation Details   Paper

   Top Scored

   A novel hybrid integrated tunable laser at 850 nm wavelength has been demonstrated, with a tuning range of >50 nm, an intrinsic linewidth <600 Hz and optical output power of 7.5 dBm.Authors: Noor Schilder, LioniX International B.V. / Arnoud Everhardt, LioniX International B.V. / Tom Horner, LioniX International B.V. / Dimitri Geskus, Chilas B.V. / Edwin Klein, LioniX International B.V. / Maaike Benedictus, LioniX International B.V. / Sesilia Krishwandi, LioniX International B.V. / Erik Schreuder, LioniX International B.V. / René Heideman, LioniX International B.V.

Network Planning and Techno-economics

1. 8:00 - 8:15

   (UTC - 08:00)
   Th1F.1

   Optimal Deployments of 400 Gb/s Multihaul CFP2-DCO Transponders in Transparent IPoWDM Core Networks

   Presenter: Thierry Zami, Nokia Corporation

    Presentation Details   Paper

   By comparing different strategies for deploying pluggable CFP2-DCO transponders interconnecting 400 Gb/s ports of distant IP routers in core WDM networks, we identify the one minimizing the number of required IP ports and/or of transponders per Gb/s.Authors: Thierry Zami, Nokia Corporation / Bruno Lavigne, Nokia Corporation
2. 8:15 - 8:30

   (UTC - 08:00)
   Th1F.2

   Hardware Comparison of Xponders and ZR+ in Metro and Core Networks With Mixed IP and OTN Traffic

   Presenter: Ashwin Gumaste, Infinera Corporation

    Presentation Details   Paper

   We evaluate the role of transponders-muxponders (Xponders) and ZR+-pluggable interfaces in metro and core networks beyond 400Gb/s across 3-metro and 3-core topologies. The stochastic study computes hardware-count and overbuilds with Xponders resulting in lowest counts.Authors: Ashwin Gumaste, Infinera Corporation / João Pedro, Infinera Corporation / Paul Momtahan, Infinera Corporation / Harald Bock, Infinera Corporation
3. 8:30 - 9:00

   (UTC - 08:00)
   Th1F.3

   Long-Term Capacity Planning in Flexible Optical Transport Networks

   Presenter: Carmen Mas Machuca, Technische Universität Munchen

    Presentation Details   Paper

   Invited

   We evaluate four Routing, Configuration and Spectrum Assignment alternatives to increase provisioned capacity in optical networks. Long-term planning shows that regenerators extend the C-Band capacity, whereas multi-band solutions outperform in terms of throughput and under-provisioning.Authors: Carmen Mas Machuca, Technische Universität Munchen / Sai Kireet Patri, Technische Universität Munchen / Saquib Amjad, Technische Universität Munchen
4. 9:00 - 9:15

   (UTC - 08:00)
   Th1F.4

   Spectrum and Cost Savings From Beyond-100Gbaud Optical Transponders

   Presenter: Oleg Karandin, Politecnico di Milano

    Presentation Details   Paper

   We quantify spectrum usage and transponder cost when deploying next-generation transponders that support up to 1.6 Tbit/s, in both C- and C+L bands. We compare two transponder architectures: a) single-carrier, operating beyond 100 Gbaud and b) multi-carrier with each carrier operating below 100 Gbaud.Authors: Oleg Karandin, Politecnico di Milano / Francesco Musumeci, Politecnico di Milano / Alessio Ferrari, Huawei Technologies, Paris Research Center / Gabriel Charlet, Huawei Technologies, Paris Research Center / Yvan Pointurier, Huawei Technologies, Paris Research Center / Massimo Tornatore, Politecnico di Milano
5. 9:15 - 9:30

   (UTC - 08:00)
   Th1F.5

   Message Passing: Towards Low-Complexity, Global Optimal Routing and Wavelength Assignment Solutions for Optical Networks

   Presenter: Ruijie Luo, University College London

    Presentation Details   Paper

   We introduce a polynomial-time distributed message passing algorithm for routing and wavelength assignment. Exact global solutions are obtained for small-scale networks and improvements are demonstrated on network scales beyond the reach of established global algorithms.Authors: Ruijie Luo, University College London / Yi-Zhi Xu, Aston University / Robin Matzner, University College London / Georgios Zervas, University College London / David Saad, Aston University / Polina Bayvel, University College London

Intelligent and Artificial Intelligence Network Architectures

1. 8:00 - 8:30

   (UTC - 08:00)
   Th1G.1

   Emerging Optical Interconnects for AI Systems

   Presenter: Manya Ghobadi, Massachusetts Institute of Technology

    Presentation Details   Paper

   Invited

   The ever-growing demand for accurate machine learning models resulted in an increase in dataset and model sizes of deep neural networks. This paper discusses reconfigurable optical networks as the key enabler for scaling AI systems.Authors: Manya Ghobadi, Massachusetts Institute of Technology
2. 8:30 - 8:45

   (UTC - 08:00)
   Th1G.2

   Accelerating Distributed Machine Learning in Disaggregated Architectures With Flexible Optically Interconnected Computing Resources

   Presenter: Shijia Yan, Columbia University

    Presentation Details   Paper

   We introduce an optically interconnected disaggregated architecture for GPU resources and demonstrate a 3× increase in GPU utilization and up to 73.2% acceleration of application runtime for distributed machine learning workloads.Authors: Shijia Yan, Columbia University / Ziyi Zhu, Columbia University / Madeleine Glick, Columbia University / Zhenguo Wu, Columbia University / Keren Bergman, Columbia University
3. 8:45 - 9:00

   (UTC - 08:00)
   Th1G.3

   When Task Scheduling Meets Flexible-Bandwidth Optical Interconnects: a Cross-Layer Resource Orchestration Design

   Presenter: Xiaoliang Chen, Sun Yat-sen University

    Presentation Details   Paper

   We propose a cross-layer resource orchestration design for task scheduling in flexible-bandwidth optical data center networks. Results show the proposed design can achieve ~8.2x, ~1.9x and ~4.8x reductions of request blocking probability, end-to-end delay and packet loss rate, compared with the baseline.Authors: Xiaoliang Chen, Sun Yat-sen University / Che-Yu Liu, UC Davis / Roberto Proietti, UC Davis / Shaoyi Chen, Sun Yat-sen University / Zhaohui Li, Sun Yat-sen University / S. J. Ben Yoo, UC Davis
4. 9:00 - 9:15

   (UTC - 08:00)
   Th1G.4

   Data Plane Technology-Agnostic Control and Orchestration Architecture for Optical Disaggregated Data Centers

   Presenter: Albert Pagès, Univ Politècnica de Catalunya (UPC)

    Presentation Details   Paper

   We propose a novel SDN control and orchestration architecture to provide composed IaaS over optical disaggregated data centers. We experimentally validate intent-based mechanisms that make the architecture independent from the underlying physical infrastructure technology.Authors: Fernando Agraz, Univ Politècnica de Catalunya (UPC) / Albert Pagès, Univ Politècnica de Catalunya (UPC) / Salvatore Spadaro, Univ Politècnica de Catalunya (UPC)
5. 9:15 - 9:30

   (UTC - 08:00)
   Th1G.5

   Which can Accelerate Distributed Machine Learning Faster: Hybrid Optical/Electrical or Optical Reconfigurable DCN?

   Presenter: Hao Yang, Univ of Science and Technology of China

    Presentation Details   Paper

   We run various distributed machine learning (DML) architectures in a hybrid optical/electrical DCN and an optical DCN based on Hyper-FleX-LION. Experimental results show that Hyper-FleX-LION gains faster DML acceleration and improves acceleration ratio by up to 22.3%.Authors: Hao Yang, Univ of Science and Technology of China / Zuqing Zhu, Univ of Science and Technology of China / Roberto Proietti, University of California, Davis / S. J. Ben Yoo, University of California, Davis
6. 9:30 - 10:00

   (UTC - 08:00)
   Th1G.6

   Digitalizing Optical Layer for the Green Computing Continuum as the Future Digital Infrastructure

   Presenter: Shu Namiki, Natl Inst of Adv Industrial Sci & Tech

    Presentation Details   Paper

   Invited

   This talk will introduce the functional block-based disaggregation model as the key to digitalize the optical layer to incorporate with the digital infrastructure migrating toward the “computing continuum,” where optical networks and computing are converged.Authors: Shu Namiki, Natl Inst of Adv Industrial Sci & Tech / Kiyo Ishii, Natl Inst of Adv Industrial Sci & Tech

Advanced Modulation and Signal Processing

1. 8:00 - 8:15

   (UTC - 08:00)
   Th1H.1

   Link Tomography for Amplifier Gain Profile Estimation and Failure Detection in C+L-Band Open Line Systems

   Presenter: Matheus Sena, Fraunhofer HHI

    Presentation Details   Paper

   Top Scored

   We experimentally demonstrate a distance-wise, wavelength-dependent link tomography extraction scheme using receiver DSP. This approach permits the estimation of gain spectrum and tilt in C+L-band EDFAs with a maximum mean absolute error of 0.6 dB.Authors: Matheus Sena, Fraunhofer HHI / Robert Emmerich, Fraunhofer HHI / Behnam Shariati, Fraunhofer HHI / Johannes Fischer, Fraunhofer HHI / Ronald Freund, Fraunhofer HHI
2. 8:15 - 8:30

   (UTC - 08:00)
   Th1H.2

   A Fast Amplifier Gain and Tilt Configuration Algorithm for Dynamic C+L-Band Networks

   Presenter: yuchen song, Beijing University of Post and Telecommu

    Presentation Details   Paper

   We propose a fast amplifier gain/tilt configuration algorithm for C+L-band systems in presence of Stimulated Raman Scattering (SRS). The running time is less than 5 seconds which can be used for real-time dynamic network control.Authors: yuchen song, Beijing University of Post and Telecommu / Qirui Fan, The Hong Kong Polytechnic University / Danshi Wang, Beijing University of Post and Telecommu / Chao Lu, The Hong Kong Polytechnic University / Alan Pak Tao Lau, The Hong Kong Polytechnic University
3. 8:30 - 8:45

   (UTC - 08:00)
   Th1H.3

   Model-Aided Geometrical Shaping of Dual-Polarization 4D Formats in the Nonlinear Fiber Channel

   Presenter: Gabriele Liga, Eindhoven University of Technology (TUe)

    Presentation Details   Paper

   The geometry of dual-polarization four-dimensional constellations is optimized in the optical fiber channel using a recent nonlinear interference model. A 0.27 bit/4D rate gain and 13% reach increase are attained compared to polarization-multiplexed formats.Authors: Gabriele Liga, Eindhoven University of Technology (TUe) / Bin Chen, Hefei University of Technology / Alex Alvarado, Eindhoven University of Technology (TUe)
4. 8:45 - 9:00

   (UTC - 08:00)
   Th1H.4

   Mutual Shaping and Pre-Emphasis Gain Magnification in the Throughput Maximisation for Ultrawideband Transmission

   Presenter: Anastasiia Vasylchenkova, University College London

    Presentation Details   Paper

   For the ultrawideband scenario, we demonstrate that the gains from probabilistic shaping and power preemphasis magnify each other providing up to 20% increase of total mutual information, twice higher than from individual optimisations.Authors: Anastasiia Vasylchenkova, University College London / Eric Sillekens, University College London / Robert Killey, University College London / Polina Bayvel, University College London
5. 9:00 - 9:30

   (UTC - 08:00)
   Th1H.5

   Probabilistic Versus Geometric Constellation Shaping in Commercial Applications

   Presenter: Olga Vassilieva, Fujitsu Network Communications Inc

    Presentation Details   Paper

   Invited

   We discuss performance and implementation aspects of geometric and probabilisticconstellation shaping, which can be optimized for different applications. We show that symbol rateoptimization with probabilistic shaping can further improve reach/capacity.Authors: Olga Vassilieva, Fujitsu Network Communications Inc / Inwoong Kim, Fujitsu Network Communications Inc / Hiroyuki Irie, Fujitsu Ltd. / Yohei Koganei, Fujitsu Ltd. / Hisao Nakashima, Fujitsu Ltd. / Yuichi Akiyama, Fujitsu Ltd. / Takeshi Hoshida, Fujitsu Ltd. / Paparao Palacharla, Fujitsu Network Communications Inc
6. 9:30 - 9:45

   (UTC - 08:00)
   Th1H.6

   An Optimized Full-Spectrum Modulated NFDM System by Combining Geometric Shaping and Linear Minimum Mean Square Error Estimator

   Presenter: Jiacheng Wei, Beijing Univ of Posts & Telecom

    Presentation Details   Paper

   We elaborately design a full-spectrum modulated NFDM system with b-scheme. A 1120km transmission with BER < 3.8×10-3 at 103.75 Gbps is achieved through geometric shaping (GS) and linear minimum mean square error (LMMSE) estimator.Authors: Jiacheng Wei, Beijing Univ of Posts & Telecom / Lixia Xi, Beijing Univ of Posts & Telecom / Xulun Zhang, Beijing Univ of Posts & Telecom / Jiayun Deng, Beijing Univ of Posts & Telecom / Ruofan Zhang, Beijing Univ of Posts & Telecom / Shucheng Du, Beijing Normal University / Wenbo Zhang, Beijing Univ of Posts & Telecom / Xiaoguang Zhang, Beijing Univ of Posts & Telecom
7. 9:45 - 10:00

   (UTC - 08:00)
   Th1H.7

   Nonlinear Pre-Distortion in DML-Based OFDM Transmission Enabled by Low-Complexity Sparse Volterra Filtering

   Presenter: Yu-Cheng Yu, National Sun Yat-Sen University

    Presentation Details   Paper

   A nonlinear pre-distorter is proposed in DML-based OFDM transmission. The complexity of pre-distorter is reduced by >90% using the l0-regularization, l1-regularization, or re-orthogonalization, and the data rate is still increased by >50% after ≥150-km fiber.Authors: Kuang-Yu Ku, National Sun Yat-Sen University / Yu-Cheng Yu, National Sun Yat-Sen University / Shiuan-Mao Chi, National Sun Yat-Sen University / Chia Chien Wei, National Sun Yat-Sen University

6G Systems and Technologies

1. 8:00 - 8:30

   (UTC - 08:00)
   Th1I.1

   Role of Analogue Radio-Over-Fibre Technology Beyond 5G

   Presenter: Liam Barry, Dublin City University

    Presentation Details   Paper

   Invited

   Photonics-based mm-wave communication systems employing optical heterodyning can enable high-capacity wireless networks for systems beyond 5G. This work presents photonic, optoelectronic and signal processing technologies to overcome phase/frequency noise issues associated with photonics-based mm-wave systemsAuthors: Liam Barry, Dublin City University / Amol Delmade, Dublin City University / Devika Dass, Dublin City University / Colm Browning, Dublin City University
2. 8:30 - 8:45

   (UTC - 08:00)
   Th1I.2

   Spectrally Efficient Non-Orthogonal Multi-Band CAP UDWDM Fiber-MMW Integration for 6G RAN Employing NN-Based Direct Waveform to Symbol Conversion

   Presenter: Jiang Chen, Fudan University

    Presentation Details   Paper

   We propose a novel neural-network-based direct waveform-to-symbol conversion method in non-orthogonal multi-band CAP based UDWDM fiber-MMW integration system for 6G radio-access-network. Spectrally efficient fiber-MMW transmission is achieved at totally 384-Gbps capacity with 24 non-orthogonal sub-bands.Authors: Jiang Chen, Fudan University / Boyu Dong, Fudan University / Junlian Jia, Fudan University / Junwen Zhang, Fudan University / Nan Chi, Fudan University / Jianyang Shi, Fudan University / Chao Shen, Fudan University / Li Tao, STEC Lab
3. 8:45 - 9:00

   (UTC - 08:00)
   Th1I.3

   Hybrid CAP / mm-Wave OFDM Vector Modulation for Photonic Frequency Conversion in a Single-Sideband Feeder

   Presenter: Aina Val Martí, AIT Austrian Institute of Technology

    Presentation Details   Paper

   We demonstrate the simultaneous radio-over-fiber feed of 16-QAM 10-Gb/s CAP and 1-GHz OFDM radio at 28-GHz for HetNets. Independent sideband modulation yields photonic up-conversion to the mm-wave band and a dispersion-tolerant feed over 70km.Authors: Aina Val Martí, AIT Austrian Institute of Technology / Nemanja Vokić, AIT Austrian Institute of Technology / Thomas Zemen, AIT Austrian Institute of Technology / Bernhard Schrenk, AIT Austrian Institute of Technology
4. 9:00 - 10:00

   (UTC - 08:00)
   Th1I.4

   Holographic Beam Forming and Massive MIMO From Optical Communication Perspective

   Presenter: Eric Black, Pivotal Commware

    Presentation Details

   Tutorial

   5G/6G communication systems employ devices that have interesting implications when analyzed as optical components. This talk will examine Holographic Beamforming antennas, Massive MIMO, propagation phenomena and, Reflective Intelligent Surfaces role in wireless communication.Authors: Eric Black, Pivotal Commware

Thin Film and Organic Modulators

1. 8:00 - 8:15

   (UTC - 08:00)
   Th1J.2

   Thin-Film Lithium Niobate DP-IQ Modulator for Driverless 130 Gbaud 64 QAM Transmission

   Presenter: Mengyue Xu, Sun Yat-Sen University

    Presentation Details   Paper

   Top Scored

   We report the first integrated LN DP-IQ modulator with 1-V Vπ and electro-optic response with 1.7 dB roll-off at 67 GHz. We achieve 1.56 Tb/s line rate without electrical driver using 130 GBaud DP-64QAM.Authors: Mengyue Xu, Sun Yat-Sen University / Fabio Pittalà, Huawei / Jin Tang, Huawei / Yuntao Zhu, Sun Yat-Sen University / Mingbo He, Sun Yat-Sen University / Wing Chau Ng, Huawei / Ziliang Ruan, Zhejiang University / Xuefeng Tang, Huawei / Maxim Kuschnerov, Huawei / Liu Liu, Zhejiang University / Siyuan Yu, Sun Yat-Sen University / Bofang Zheng, Huawei / Xinlun Cai, Sun Yat-Sen University
2. 8:15 - 8:30

   (UTC - 08:00)
   Th1J.3

   CMOS-Level-Voltage Substrate-Removed Thin-Film Lithium Niobate Modulator

   Presenter: Mengyue Xu, Sun Yat-Sen University

    Presentation Details   Paper

   We demonstrate an O-band substrate-removed thin-film lithium niobate modulator with a low microwave loss of 0.24 dB cm−1 GHz−1/2. The device features a 1-V half-wave voltage and 1.4 dB EO response roll-off at 50 GHz.Authors: Mengyue Xu, Sun Yat-Sen University / Shengqian Gao, Sun Yat-Sen University / Heyun Tan, Sun Yat-Sen University / Xinlun Cai, Sun Yat-Sen University
3. 8:30 - 9:00

   (UTC - 08:00)
   Th1J.4

   Highly Reliable Organic Polymer Optical Modulators

   Presenter: Shiyoshi Yokoyama, Kyushu University

    Presentation Details   Paper

   Invited

   We demonstrate a >100 Gbaud transmission using a thermo-physically enhanced EO polymer modulator. The error-free signal over a distance of 2.0 km was successfully demonstrated under high-temperature exposure at up to 110°C.Authors: Shiyoshi Yokoyama, Kyushu University / Guo-Wei Lu, Kyushu University / Hiromu Sato, Kyushu University / Jiawei Mao, Kyushu University / Alisa Bannaron, Kyushu University
4. 9:00 - 9:15

   (UTC - 08:00)
   Th1J.5

   Generation and Transmission of 160-Gbaud QPSK Coherent Signals Using a Dual-Drive Plasmonic-Organic Hybrid I/Q Modulator on Silicon Photonics

   Presenter: Haik MARDOYAN, Nokia Bell Labs

    Presentation Details   Paper

   We report on coherent transmission of beyond 100 GBd signaling based on plasmonic technology. Using dual-drive plasmonic-organic-hybrid I/Q modulator on silicon photonics platform, we demonstrate the successful transmission of 160-GBaud QPSK and 140-GBaud 16QAM modulations.Authors: Haik MARDOYAN, Nokia Bell Labs / Filipe Jorge, III-V Lab / Marcel Destraz, Polariton Technologies AG / Bernadette Duval, III-V Lab / Bertold Bitachon, ETH Zurich, Institute of Electromagnetic Fields (IEF) / Yannik Horst, ETH Zurich, Institute of Electromagnetic Fields (IEF) / Kaoutar Benyahya, Nokia Bell Labs / Fabrice Blache, III-V Lab / Michel Goix, III-V Lab / Eva De Leo, Polariton Technologies AG / Patrick Habegger, Polariton Technologies AG / Norbert Meier, Polariton Technologies AG / Nino Del Medico, Polariton Technologies AG / Valentino Tedaldi, Polariton Technologies AG / Christian Funck, Polariton Technologies AG / Nicholas Güsken, Polariton Technologies AG / Juerg Leuthold, Polariton Technologies AG / Jérémie Renaudier, Nokia Bell Labs / Claudia Hoessbacher, Polariton Technologies AG / Wolfgang Heni, Polariton Technologies AG / Benedikt Baeuerle, Polariton Technologies AG
5. 9:15 - 9:30

   (UTC - 08:00)
   Th1J.6

   A Highly Compact Thin-Film Lithium Niobate Modulator With Low Half-Wave Voltage

   Presenter: Xuecheng Liu, Tsinghua University

    Presentation Details   Paper

   Meandered thin-film lithium niobate modulators with capacitively loaded travelling-wave electrodes are demonstrated. Interdigitated T-rails are employed for reversed electric field, resulting in 1.08 V half-wave voltage and 3-dB bandwidth beyond 50 GHz for 8-mm-long devices.Authors: Xuecheng Liu, Tsinghua University / Bing Xiong, Tsinghua University / Changzheng Sun, Tsinghua University / Zhibiao Hao, Tsinghua University / Lai Wang, Tsinghua University / Jian Wang, Tsinghua University / Yanjun Han, Tsinghua University / Hongtao Li, Tsinghua University / Yi Luo, Tsinghua University
6. 9:30 - 10:00

   (UTC - 08:00)
   Th1J.1

   BTO-Enhanced Silicon Photonics – a Scalable PIC Platform With Ultra-Efficient Electro-Optical Modulation

   Presenter: Stefan Abel, Lumiphase

    Presentation Details   Paper

   Invited

   We demonstrate an advanced BTO-enhanced silicon photonic platform for high-volume applications in communication, optical computing, and sensing. Our platform exploits an ultra-strong Pockels effect, enabling large-scale, high-speed electro-optic photonic circuits with low power consumption and loss.Authors: Stefan Abel, Lumiphase / Lukas Czornomaz, Lumiphase

Poster Session II

Energy Efficient Subsystems for the Data Center

1. 14:00 - 14:30

   (UTC - 08:00)
   Th3A.1

   Towards Energy Efficient Cloud Networking for Post-Moore's Law Era

   Presenter: Fotini Karinou, Microsoft Research Ltd

    Presentation Details   Paper

   Invited

   The trend of rapidly increasing intra-DC traffic due to AI and disaggregation driven workloads call for low latency and high bandwidth networks that are ultra-power efficient. In this talk we will discuss how innovation in optical technologies and cross-layer cloud network architectures could help overcome those challenges in the post-Moore’s law era.Authors: Fotini Karinou, Microsoft Research Ltd / Hitesh Ballani, Microsoft Research Ltd / Paolo Costa, Microsoft Research Ltd / Thomas Karagiannis, Microsoft Research Ltd / Vassily Lyutsarev, Microsoft Research Ltd / Kai Shi, Microsoft Research Ltd
2. 14:30 - 14:45

   (UTC - 08:00)
   Th3A.2

   Demonstration of High-Throughput Intra-Datacenter Switches Using Interleaved AWGs for Nyquist WDM

   Presenter: Takuma Kuno, Nagoya University

    Presentation Details   Paper

   We demonstrate a high-throughput optical circuit switch for intra-datacenter networks. DP-32QAM and Nyquist WDM are used to enhance the spectral efficiency of the switch. Experiments show the total switch throughput of 8.512 Pbps.Authors: Takuma Kuno, Nagoya University / Takumi Mitsuya, Nagoya University / Yojiro Mori, Nagoya University / Hiroshi Hasegawa, Nagoya University / Ken-ichi Sato, The National Institute of Advanced Industrial Science and Technology (AIST)
3. 14:45 - 15:00

   (UTC - 08:00)
   Th3A.3

   Demonstration of WDM-Enabled Ultralow-Energy Photonic Edge Computing

   Presenter: Alexander Sludds, MIT

    Presentation Details   Paper

   We present experimental demonstrations of ultra-low power edge computing enables by wavelength division multiplexed optical links and time-integrating optical receivers. Initial experimentation demonstrations show <10fJ of optical energy per multiplication.Authors: Alexander Sludds, MIT / Ryan Hamerly, MIT / Saumil Bandyopadhyay, MIT / Zhizhen Zhong, MIT / Zaijun Chen, MIT / Liane Bernstein, MIT / Manya Ghobadi, MIT / Dirk Englund, MIT
4. 15:00 - 15:30

   (UTC - 08:00)
   Th3A.5

   Driving Down Link Energy and Driving up Link Density in GPU Networks

   Presenter: Benjamin Lee, NVIDIA Corporation

    Presentation Details   Paper

   Invited

   GPU-accelerated computing systems, which power the AI revolution, rely on increasing amounts of off-chip I/O. To continue scaling, very dense integration of ultra-efficient optical transceivers alongside next-generation processor die will be needed.Authors: Benjamin Lee, NVIDIA Corporation
5. 15:30 - 16:00

   (UTC - 08:00)
   Th3A.4

   Energy Efficient OEO Conversion and its Applications to Photonic Integrated System

   Presenter: Akihiko Shinya, NTT Nanophotonics Center

    Presentation Details   Paper

   Invited

   We describe nanophotonics-based opto-electric devices and their femtofarad integration. The combination of these devices and optical interference units has a potential to provide energyefficient and ultra-low latency optical information processing.Authors: Akihiko Shinya, NTT Nanophotonics Center / Kengo Nozaki, NTT Nanophotonics Center / Shota Kita, NTT Nanophotonics Center / Tohru Ishihara, Nagoya University / Shinji Matsuo, NTT Nanophotonics Center / Masaya Notomi, NTT Nanophotonics Center

Photonic Signal Processing

1. 14:00 - 14:30

   (UTC - 08:00)
   Th3B.1

   Biomimicry in Microwave Photonic and Fiber Optic Sensors Embedded Soft Robotics

   Presenter: Mable Fok, University of Georgia

    Presentation Details   Paper

   Invited

   Biomimicry offers natural and effective solutions to solve critical challenges in wide range of emerging technologies. This paper introduces several bio-inspired dynamic microwave photonic technologies as well as biomimicry in fiber-optic sensors enhanced soft robotics.Authors: Mable Fok, University of Georgia / Qidi Liu, University of Georgia / Mei Yang, University of Georgia
2. 14:30 - 15:30

   (UTC - 08:00)
   Th3B.2

   Passive Amplification and Noise Mitigation of Optical Signals Through Talbot Processing

   Presenter: Jose Azana, INRS-Energie Materiaux et Telecom

    Presentation Details   Paper

   Tutorial

   This tutorial will review recent work on noiseless passive amplification of arbitrary optical waveforms along the time and frequency domains using Talbot processing, and its application for real-time in-band and out-of-band noise mitigation of optical signals.Authors: Jose Azana, INRS-Energie Materiaux et Telecom / Benjamin Crockett, INRS-Energie Materiaux et Telecom / Luis Romero Cortés, INRS-Energie Materiaux et Telecom
3. 15:30 - 15:45

   (UTC - 08:00)
   Th3B.3

   All-Fiber Noise-Mitigating Sampling of Temporal Waveforms Enabling Broadband Operation and High Passive Amplification

   Presenter: Manuel Fernández, Institut National de la Recherche Scientifique (INRS) - Énergie Matériaux Télécommunications

    Presentation Details   Paper

   We propose an all-fiber design concept for Talbot-based denoising passive enhancement of temporal waveforms using four-wave-mixing, and demonstrate about an order-of-magnitude improvement in the operation bandwidth × amplification factor (>150 GHz) versus previous electro-optic designs.Authors: Manuel Fernández, Institut National de la Recherche Scientifique (INRS) - Énergie Matériaux Télécommunications / Saket Kaushal, Institut National de la Recherche Scientifique (INRS) - Énergie Matériaux Télécommunications / Laureano A. Bulus-Rossini, Laboratorio de investigación aplicada en telecomunicaciones (CNEA) & Instituto Balseiro (UNCuyo-CNEA) & CONICET / Pablo A. Costanzo-Caso, Laboratorio de investigación aplicada en telecomunicaciones (CNEA) & Instituto Balseiro (UNCuyo-CNEA) & CONICET / Jose Azana, Institut National de la Recherche Scientifique (INRS) - Énergie Matériaux Télécommunications

Si Photonics

1. 14:00 - 14:15

   (UTC - 08:00)
   Th3C.1

   Segmented Silicon Photonic Modulator With a 67-GHz Bandwidth for High-Speed Signaling

   Presenter: Abdolkhalegh Mohammadi, COPL, Université Laval

    Presentation Details   Paper

   We experimentally demonstrate an all-silicon segmented modulator with an electro-optic bandwidth beyond 67 GHz and a Vπ of 5V. Transmission of 120-Gbaud 8-ASK (336.4 Gb/s net) is achieved.Authors: Abdolkhalegh Mohammadi, COPL, Université Laval / Zibo Zheng, COPL, Université Laval / Jiachuan Lin, Huawei Technologies Canada / Mohammad M.Rad, Huawei Technologies Canada / Xiaoguang Zhang, Beijing Univ of Posts & Telecom / Leslie A. Rusch, COPL, Université Laval / Wei Shi, COPL, Université Laval
2. 14:15 - 14:30

   (UTC - 08:00)
   Th3C.2

   40GBaud PAM4 Silicon Mach-Zehnder Modulator Boosted by a Heterogeneously Integrated SOA With 10dB-Gain

   Presenter: Zheng Yong, University of Toronto

    Presentation Details   Paper

   We report a silicon IQ modulator integrated with a III-V/Si semiconductor optical amplifier (SOA) at the output. We demonstrate 40GBaud PAM4 operation of one of the Mach Zehnder modulators with an SOA gain of 10dB.Authors: Sylvie Menezo, SCINTIL Photonics / Zheng Yong, University of Toronto / Kevin Froberger, SCINTIL Photonics / Torrey Thiessen, University of Toronto / Jason Mak, University of Toronto / Florian Denis-le Coarer, SCINTIL Photonics / Martin Peyrou, SCINTIL Photonics / Laurent Milord, SCINTIL Photonics / Jeremy Da Fonseca, CEA-Leti / Christophe Jany, CEA-Leti / Philippe Grosse, CEA-Leti / Frederic Mazur, SCINTIL Photonics / Joyce Poon, University of Toronto
3. 14:30 - 14:45

   (UTC - 08:00)
   Th3C.3

   Enhanced Stability of Resonant Racetrack Plasmonic-Organic-Hybrid Modulators

   Presenter: Marco Eppenberger, ETH Zurich

    Presentation Details   Paper

   A high-speed and compact plasmonic organic racetrack modulator is shown to be orders of magnitude more robust against operating condition changes compared to resonant modulators based on the plasma dispersion effect while maintaining thermal tunability. Stable operation at 80°C is shown with no degradation.Authors: Marco Eppenberger, ETH Zurich / Bertold Bitachon, ETH Zurich / Andreas Messner, ETH Zurich / Wolfgang Heni, Polariton Technologies AG / David Moor, ETH Zurich / Laurenz Kulmer, ETH Zurich / Patrick Habegger, Polariton Technologies AG / Marcel Destraz, Polariton Technologies AG / Eva De Leo, Polariton Technologies AG / Norbert Meier, Polariton Technologies AG / Nino Del Medico, Polariton Technologies AG / Claudia Hoessbacher, Polariton Technologies AG / Benedikt Baeuerle, Polariton Technologies AG / Juerg Leuthold, ETH Zurich
4. 14:45 - 15:00

   (UTC - 08:00)
   Th3C.4

   110 Gbit/s NRZ and 160 Gbit/s PAM-4 GeSi Electro-Absorption Modulator

   Presenter: Xiao Hu, NOEIC

    Presentation Details   Paper

   A pure Ge electro-absorption modulator operating at 1600 nm wavelength with electro-optic bandwidth beyond 67 GHz is reported. The 110 Gbit/s NRZ and 160 Gbit/s PAM-4 modulation clear openings of eye diagrams are demonstrated.Authors: Xiao Hu, NOEIC / Dingyi Wu, NOEIC / Yuguang Zhang, NOEIC / Hongguang Zhang, NOEIC / Daigao Chen, NOEIC / Min Liu, NOEIC / Jia Liu, NOEIC / Lei Wang, NOEIC / Xi Xiao, NOEIC / Shaohua Yu, CICT
5. 15:00 - 15:30

   (UTC - 08:00)
   Th3C.6

   Highlights of 10-Years of Research in a Japanese Si Photonics Project

   Presenter: Yasuhiko Arakawa, University of Tokyo

    Presentation Details   Paper

   Invited

   We discuss the development of a large-scale national project in Japan on silicon photonics technology, focusing on the optical I/O core, a 5mm square chip that integrates key photonic devices such as quantum dot lasers.Authors: Yasuhiko Arakawa, University of Tokyo / Takahiro Nakamura, Photonics Electronics Technology Research Association / Kazuhiko Kurata, AIOCORE Co., Ltd
6. 15:30 - 16:00

   (UTC - 08:00)
   Th3C.5

   Considerations for Silicon Photonics Process Technologies in a Commercial Foundry Environment

   Presenter: Edward Preisler, Tower Semiconductor

    Presentation Details   Paper

   Invited

   Aspects of silicon photonics process technologies intended for high volume production in a traditional silicon electronics-driven foundry environment are discussed. Both technological and economical challenges are described in detail.Authors: Edward Preisler, Tower Semiconductor

Quantum Networking and Resiliency

1. 14:00 - 14:30

   (UTC - 08:00)
   Th3D.1

   Dynamic Quantum Network: From Quantum Data Center to Quantum Cloud Computing

   Presenter: Reza Nejabati, University of Bristol

    Presentation Details   Paper

   Invited

   This paper presents challenges and solutions for creating a dynamic entangled quantum network as the main technology enabler for realizing scalable quantum data centres and future quantum cloud computing infrastructure serving a large number of users.Authors: Reza Nejabati, University of Bristol / Rui Wang, University of Bristol / Dimitra Simeonidou, University of Bristol
2. 14:30 - 14:45

   (UTC - 08:00)
   Th3D.2

   Auxiliary Graph Based QKD Key Provisioning for End-to-end Security Service in Optical Networks

   Presenter: Qingcheng Zhu, Beijing University of Posts and Telecommunications

    Presentation Details   Paper

   We propose a quantum-key-distribution (QKD) key provisioning scheme by applying auxiliary graph for end-to-end security service in optical networks. Simulation demonstrates the good performance in terms of security level and key provisioning latency.Authors: Qingcheng Zhu, Beijing University of Posts and Telecommunications / Xiaosong Yu, Beijing University of Posts and Telecommunications / Yongli Zhao, Beijing University of Posts and Telecommunications / Avishek Nag, University College Dublin / Hua Wang, Beijing University of Posts and Telecommunications / Liquan Chen, Southeast University / Jie Zhang, Beijing University of Posts and Telecommunications
3. 14:45 - 15:00

   (UTC - 08:00)
   Th3D.3

   A Dynamic Multi-Protocol Entanglement Distribution Quantum Network

   Presenter: Rui Wang, University of Bristol

    Presentation Details   Paper

   Top Scored

   We implement a six-user quantum communication network utilising a quantum-enabled ROADM for flexible and on-demand allocation of entanglement across different users. This allows dynamic networking for multiple quantum protocols.Authors: Rui Wang, University of Bristol / Obada Alia, University of Bristol / Marcus Clark, University of Bristol / Sima Bahrani, University of Bristol / Siddarth Joshi, University of Bristol / Djeylan Aktas, University of Bristol / George Kanellos, University of Bristol / Matej Peranić, Ruder Boskovic Institute / Martin Lončarić, Ruder Boskovic Institute / Mario Stipčević, Ruder Boskovic Institute / John Rarity, University of Bristol / Reza Nejabati, University of Bristol / Dimitra Simeonidou, University of Bristol
4. 15:00 - 15:15

   (UTC - 08:00)
   Th3D.4

   Microservice-Based Unsupervised Anomaly Detection Loop for Optical Networks

   Presenter: Carlos Silva, Chalmers University of Technology

    Presentation Details   Paper

   Unsupervised learning (UL) is a technique to detect previously unseen anomalies without needing labeled datasets. We propose the integration of a scalable UL-based inference component in the monitoring loop of an SDN-controlled optical network.Authors: Carlos Silva, Chalmers University of Technology / Carlos Manso, Centre Tecnologic de Telecomunicacions de Catalunya (CTTC/CERCA) / Lluis Gifre Renom, Centre Tecnologic de Telecomunicacions de Catalunya (CTTC/CERCA) / Raul Muñoz, Centre Tecnologic de Telecomunicacions de Catalunya (CTTC/CERCA) / Ricard Vilalta, Centre Tecnologic de Telecomunicacions de Catalunya (CTTC/CERCA) / Marija Furdek, Chalmers University of Technology / Paolo Monti, Chalmers University of Technology
5. 15:15 - 15:30

   (UTC - 08:00)
   Th3D.5

   Autonomous and Generalized Soft Failure Detection Based on Digital Residual Spectrum in Optical Networks

   Presenter: Kaixuan Sun, Beijing University of Posts and Telecomm

    Presentation Details   Paper

   We propose and experimentally demonstrate an autonomous and generalized soft failure detection scheme using Auto-Encoder and digital residual spectrum. False negative rate (FNR) for five transmission systems is below 3.87% with the same trained model.Authors: Kaixuan Sun, Beijing University of Posts and Telecomm / Yu Zhenming, Beijing University of Posts and Telecomm / Hongyu Huang, Beijing University of Posts and Telecomm / Jing Zhang, University of Electronic Science and Technology / Kun Xu, Beijing University of Posts and Telecomm

Coherent Optical Access Networks

1. 14:00 - 14:30

   (UTC - 08:00)
   Th3E.1

   Coherent Optics for Access From P2P to P2MP

   Presenter: L. Alberto Campos, CableLabs

    Presentation Details   Paper

   Invited

   Coherent optics is being re-designed to future-proof access networks using P2P and P2MP systems. Coherent optics’ higher speeds and link budgets, provide significant deployment flexibility. Coherent optics architecture, standards, and service implications benefits are discussed.Authors: L. Alberto Campos, CableLabs / Zhensheng Jia, CableLabs / Mu Xu, CableLabs / Haipeng Zhang, CableLabs
2. 14:30 - 14:45

   (UTC - 08:00)
   Th3E.2

   Intelligent Burst Receiving Control in 100G Coherent PON With 4×25G TFDM Upstream Transmission

   Presenter: Mu Xu, CableLabs

    Presentation Details   Paper

   Top Scored

   We proposed novel burst-receiving technologies, including power rebalancing and sub-channel recognition, in a 100G coherent PON with 4×25G-TFDM sub-channels. Superior burst-receiver performance is achieved over 80-km fiber with -39.2-dBm sensitivity and 2.4-GHz sub-channel frequency-detuning toleranceAuthors: Mu Xu, CableLabs / Zhensheng Jia, CableLabs / Haipeng Zhang, CableLabs / L. Alberto Campos, CableLabs / Curtis Knittle, CableLabs
3. 14:45 - 15:00

   (UTC - 08:00)
   Th3E.3

   200-Gb/s/λ Coherent TDM-PON With Wide Dynamic Range of >30-dB Based on Local Oscillator Power Adjustment

   Presenter: Guoqiang Li, Fudan University

    Presentation Details   Paper

   Top Scored

   We experimentally demonstrate the 200-Gb/s/λ PDM-16QAM coherent TDM-PON data transmission with wide dynamic-range based on the local-oscillator power adjustment for continuous and burst-mode signals, achieving >30-dB dynamic-range and 37-dB power budget over 50-km SSMF transmission.Authors: Guoqiang Li, Fudan University / Sizhe Xing, Fudan University / Zhongya Li, Fudan University / Junwen Zhang, Fudan University / Nan Chi, Fudan University
4. 15:00 - 15:15

   (UTC - 08:00)
   Th3E.4

   Experimental Demonstration of 200 Gb/s/λ Coherent PON With a Low-Complexity Receiver and a Multi-Purpose Neural Network

   Presenter: Dongxu Zhang, Nokia Shanghai Bell

    Presentation Details   Paper

   We experimentally evaluate a single-BPD-based polarization-insensitive coherent receiver for 200 Gb/s/λ PON. A neural network is used as a joint equalizer and Alamouti decoder. A 29 dB power budget is achieved with 20 km transmission.Authors: Dongxu Zhang, Nokia Shanghai Bell / Xiaofeng Hu, Nokia Shanghai Bell / Xiaoan Huang, Nokia Shanghai Bell / Kaibin Zhang, Nokia Shanghai Bell
5. 15:15 - 15:30

   (UTC - 08:00)
   Th3E.5

   Experimental Demonstration of 100/200-Gb/s/λ PON Downstream Transmission Using Simplified Coherent Receivers

   Presenter: Md Saifuddin Faruk, University of Cambridge

    Presentation Details   Paper

   We demonstrate 100- and 200-Gb/s/λ line-rate PON downstream transmission considering Alamouti-coded 16QAM signal with a single-polarization heterodyne receiver. The power budget is experimentally evaluated for both single-ended and balanced detection considering 25 km reach.Authors: Md Saifuddin Faruk, University of Cambridge / Xiang Li, University of Cambridge / Seb Savory, University of Cambridge
6. 15:30 - 15:45

   (UTC - 08:00)
   Th3E.6

   Low-Cost Asymmetric Point-to-Multipoint Coherent Architecture for Access Networks

   Presenter: Yunyun Fan, Shanghai Jiao Tong University

    Presentation Details   Paper

   We propose a low-cost asymmetric point-to-multipoint coherent architecture for access networks. In this architecture, the coherent transmitters for the unlink are greatly simplified and the tolerance to laser frequency offset is significantly improved.Authors: Yunyun Fan, Shanghai Jiao Tong University / Mengfan Fu, Shanghai Jiao Tong University / Xiaomin Liu, Shanghai Jiao Tong University / Yicheng Xu, Shanghai Jiao Tong University / Lilin Yi, Shanghai Jiao Tong University / Weisheng Hu, Shanghai Jiao Tong University / Qunbi Zhuge, Shanghai Jiao Tong University

Advanced Modulation Formats

1. 14:00 - 15:00

   (UTC - 08:00)
   Th3F.1

   Probabilistic Constellation Shaping: an Implementation Perspective

   Presenter: Junho Cho, Nokia Bell Labs

    Presentation Details   Paper

   Tutorial

   This tutorial reviews recent advances in probabilistic constellation shaping (PCS) with particular focus on implementation perspectives. We analyze the complexity of several known shaping methods and discuss performance and complexity tradeoffs in different application scenarios.Authors: Junho Cho, Nokia Bell Labs
2. 15:00 - 15:15

   (UTC - 08:00)
   Th3F.2

   Mitigating Nonlinear Interference by Limiting Energy Variations in Sphere Shaping

   Presenter: Yunus Can Gültekin, Eindhoven University of Technology

    Presentation Details   Paper

   Band-trellis enumerative sphere shaping is proposed to decrease the energy variations in channel input sequences. Against sphere shaping, 0.74 dB SNR gain and up to 9% increase in data rates are demonstrated for single-span systems.Authors: Yunus Can Gültekin, Eindhoven University of Technology / Alex Alvarado, Eindhoven University of Technology / Olga Vassilieva, Fujitsu Network Communications Inc. / Inwoong Kim, Fujitsu Network Communications Inc. / Paparao Palacharla, Fujitsu Network Communications Inc. / Chigo Okonkwo, Eindhoven University of Technology / Frans Willems, Eindhoven University of Technology
3. 15:15 - 15:30

   (UTC - 08:00)
   Th3F.3

   Eigenvalue-Domain Neural Network Receiver for 4096-ary Eigenvalue-Modulated Signal

   Presenter: Hiroyuki Takeuchi, Osaka University

    Presentation Details   Paper

   Demodulation scheme based on multilabel eigenvalue-domain neural network for a 4096-ary eigenvalue-modulated signal is demonstrated experimentally. Successful demodulation with a 2.5 dB power margin compared with multiclass single-label classification is achieved at 10.7 Gb/s.Authors: Hiroyuki Takeuchi, Osaka University / Ken Mishina, Osaka University / Yuhei Terashi, Osaka University / Daisuke Hisano, Osaka University / Yuki Yoshida, National Institute of Information and Communications Technology (NICT) / Akihiro Maruta, Osaka University
4. 15:30 - 16:00

   (UTC - 08:00)
   Th3F.4

   Shaped Four-Dimensional Modulation Formats for Optical Fiber Communication Systems

   Presenter: Bin Chen, Hefei University of Technology

    Presentation Details   Paper

   Invited

   We review the design of multidimensional modulations by maximizing generalized mutual information and compare the maximum transmission reach of recently introduced 4D formats. A model-based optimization for nonlinear-tolerant 4D modulations is also discussed.Authors: Bin Chen, Hefei University of Technology / Gabriele Liga, Eindhoven University of Technology / Yi Lei, Hefei University of Technology / Wei Ling, Hefei University of Technology / Zhengyan Huan, Hefei University of Technology / Xuwei Xue, Beijing University of Posts and Telecommunications / Alex Alvarado, Eindhoven University of Technology

Sensing and Radar Applications

1. 14:00 - 14:30

   (UTC - 08:00)
   Th3G.1

   Employing Fiber Sensing and on-Premise AI Solutions for Cable Safety Protection Over Telecom Infrastructure

   Presenter: Ting Wang, NEC Laboratories America Inc.

    Presentation Details   Paper

   Invited

   We review the distributed-fiber-sensing field trial results over deployed telecom networks. With local AI processing, real-time detection, and localization of abnormal events with cable damage threat assessment are realized for cable self-protection. © 2021Authors: Ting Wang, NEC Laboratories America Inc.
2. 14:30 - 14:45

   (UTC - 08:00)
   Th3G.2

   Photonics-Based Multiband Radar Fusion With Millimeter-Level Range Resolution

   Presenter: Xin Zhu, Nanjing Univ Aeronautics & Astronautics

    Presentation Details   Paper

   Photonics-based multiband radar fusion is demonstrated in which three photonics-based radars with a 2-GHz bandwidth are successfully fused to have an 18-GHz bandwidth response. Based on this technique, millimeter-level range resolution radar imaging is achieved.Authors: Xin Zhu, Nanjing Univ Aeronautics & Astronautics / Guanqun Sun, Nanjing Univ Aeronautics & Astronautics / Fangzheng Zhang, Nanjing Univ Aeronautics & Astronautics
3. 14:45 - 15:00

   (UTC - 08:00)
   Th3G.3

   LIDAR-Assisted Channel Modelling for LiFi

   Presenter: Sreelal Maravanchery Mana, Fraunhofer HHI

    Presentation Details   Paper

   We present fast and accurate modelling of LiFi channels using data from LIDAR scans. Line-of-sight, first and residual reflections are modelled in the frequency-domain and using the integrating-sphere method. Model and measurement show good agreement.Authors: Sreelal Maravanchery Mana, Fraunhofer HHI / Kerolos Gabra Kamel Gabra, Fraunhofer HHI / Sepideh Mohammadi Kouhini, Fraunhofer HHI / Malte Hinrichs, Fraunhofer HHI / Dominic Schulz, Fraunhofer HHI / Ronald Freund, Fraunhofer HHI / Volker Jungnickel, Fraunhofer HHI
4. 15:00 - 15:15

   (UTC - 08:00)
   Th3G.4

   Integrated 1.58 cm Range Resolution Radar and 60 Gbit/s 50m Wireless Communication Based-on Photonic in Terahertz Band

   Presenter: yanyi wang, Fudan University

    Presentation Details   Paper

   A novel photonics-based THz band high-resolution radar sensing, and a long-distance communication system integrated architecture was proposed and experimentally demonstrated. To the best of our knowledge, 60 Gbit/s THz signals at 340 GHz band were delivered over 50 m wireless distance with an integrated 1.58 cm resolution radar for the first time.Authors: yanyi wang, Fudan University / Weiping Li, Fudan University / Junjie Ding, Fudan University / Jiao Zhang, Purple Mountain Laboratories, Nanjing, / Feng Wang, Fudan University / Chen Wang, Fudan University / Li Zhao, Fudan University / Cuiwei Liu, Fudan University / Wen Zhou, Fudan University / Jianguo Yu, Beijing University of Posts and Telecommunications / Mingzheng Lei, Purple Mountain Laboratories, Nanjing, / Min Zhu, Purple Mountain Laboratories, Nanjing, / Feng Zhao, School of Electronic Engineering, Xi’an University of Posts and Telecommunications / Jianjun Yu, Fudan University

Postdeadline Paper Session I

1. 16:30 - 16:45

   (UTC - 08:00)
   Th4A.1

   Real-Time Transmission Over 2x55km All 7-Core Coupled-Core Multi-Core Fiber Link

   Presenter: Mikael Mazur, Nokia Bell Labs

    Presentation Details   Paper

   We demonstrate the first transmission experiment using 7-core coupled-core fiber with in-line coupled-core multi-core amplifiers and real-time DSP. The real-time DSP is implemented using a single FPGA that performs MIMO processing across all 7 cores.Authors: Mikael Mazur, Nokia Bell Labs / Lauren Dallachiesa, Nokia Bell Labs / Nicolas Fontaine, Nokia Bell Labs / Roland Ryf, Nokia Bell Labs / Erik Borjeson, Chalmers University of Technology / Haoshuo Chen, Nokia Bell Labs / Hirotaka Sakuma, Sumitomo Electric Industries, Ltd. / Takafumi Ohtsuka, Sumitomo Electric Industries, Ltd. / Tetsuya Hayashi, Sumitomo Electric Industries, Ltd. / Takemi Hasegawa, Sumitomo Electric Industries, Ltd. / Hidehisa Tazawa, Sumitomo Electric Industries, Ltd. / David Neilson, Nokia Bell Labs / Per Larsson-Edefors, Chalmers University of Technology
2. 16:45 - 17:00

   (UTC - 08:00)
   Th4A.2

   DAS Over 1,007-km Hybrid Link With 10-Tb/s DP-16QAM Co-Propagation Using Frequency-Diverse Chirped Pulses

   Presenter: Ezra Ip, NEC Laboratories America Inc.

    Presentation Details   Paper

   We report the first distributed acoustic sensing (DAS) results over >1,000 km on a field-lab hybrid link using chirped-pulses with correlation detection and 20× frequency-diversity, achieving a sensitivity of 100 pε/√Hz at 20-meters spatial resolution.Authors: Ezra Ip, NEC Laboratories America Inc. / Yue-Kai Huang, NEC Laboratories America Inc. / Ming-Fang Huang, NEC Laboratories America Inc. / Fatih Yaman, NEC Laboratories America Inc. / Glenn Wellbrock, Verizon / Tiejun Xia, Verizon / Ting Wang, NEC Laboratories America Inc. / Koji Asahi, NEC Corporation / Yoshiaki Aono, NEC Corporation
3. 17:00 - 17:15

   (UTC - 08:00)
   Th4A.3

   927-km End-to-End Interoperable 400-GbEthernet Optical Communications Through 2-km 400GBASE-FR4, 8x100-km 400G-OpenROADM and 125-km 400-ZR Fiber Lines.

   Presenter: Tom Williams, Cisco - Acacia Communications

    Presentation Details   Paper

   For the first time, we report an end-to-end interoperable optical transmission of 400-GbE data flows on 927-km through 2-km 400GBASE-FR4, 8x100-km 400G-OpenROADM and 125-km 400-ZR fiber line sections that use the latest developed 400G QSFP-DD and CFP2 optics.Authors: Erwan Pincemin, Orange Labs / Yann Loussouarn, Orange Labs / Abraham Sotomayor, Orange Labs / Giacomo Losio, Lumentum Italy / Lee Nelson, Lumentum UK / Mary McCarthy, Lumentum UK / Anuj Malik, Cisco - Acacia Communications / Ian Riggs, Cisco - Acacia Communications / Torben Nielsen, Cisco - Acacia Communications / Tom Williams, Cisco - Acacia Communications / Alberto Gaibazzi, Neophotonics / Lei Zhang, Neophotonics / Winston I. Way, Neophotonics / Fabien Courchesne, EXFO / Marcos Vasconcellos, EXFO
4. 17:15 - 17:30

   (UTC - 08:00)
   Th4A.4

   First Demonstration of PS-QAM Based Flexible Coherent PON in Burst-Mode With 300G Peak-Rate and Record Dynamic-Range and Net-Rate Product up to 7,104 DBGbps

   Presenter: Sizhe Xing, Fudan University

    Presentation Details   Paper

   We experimentally demonstrate rate-flexible coherent TDM-PON in burst-mode with dynamic range of >35-dB and power-budget of 38-dB based on probabilistic-shaping QAM modulation, achieving 300G peak-rate and a record dynamic-range and net-rate product up to 7,104 dBGbps.Authors: Sizhe Xing, Fudan University / Guoqiang Li, Fudan University / Jiang Chen, Fudan University / Junwen Zhang, Fudan University / Nan Chi, Fudan University / Zhixue He, PCL / Shaohua Yu, Fudan University
5. 17:30 - 17:45

   (UTC - 08:00)
   Th4A.5

   Net 1 Tbps/λ Transmission Over 80 km of SSMF Using a Single Segment SiP IQM With All-Electronic Equalization

   Presenter: Essam Berikaa, McGill University

    Presentation Details   Paper

   We achieve net 1 Tbps (line-rate 1.26 Tbps) transmission using a single-segment travelling-wave SiP IQ modulator at 105 GBaud DP-64QAM below the 25% SD-FEC-threshold over 80 km of SSMF with all-electronic equalization and non-linear pre-distortion.Authors: Essam Berikaa, McGill University / Md Samiul Alam, McGill University / Alireza Samani, McGill University / Stéphane Lessard, Ericsson / David Plant, McGill University
6. 17:45 - 18:00

   (UTC - 08:00)
   Th4A.6

   Optical Amplification-Free 200 Gbaud on-Off Keying Link for Intra-Data Center Communications

   Presenter: Oskars Ozolins, RISE Research Institutes of Sweden AB

    Presentation Details   Paper

   We demonstrate a 200 Gbaud OOK link without any optical amplification using C-band externally modulated laser with 3.3 dBm of modulated output power. We achieve below 6.25% overhead HD-FEC threshold after 200 meters of SMF.Authors: Oskars Ozolins, RISE Research Institutes of Sweden AB / Toms Salgals, Riga Technical University / Hadrien Louchet, Keysight Technologies GmbH / Mahdieh Joharifar, KTH Royal Institute of Technology / Richard Schatz, KTH Royal Institute of Technology / Markus Gruen, Keysight Technologies GmbH / Thomas Dippon, Keysight Technologies GmbH / Benjamin Krüger, Keysight Technologies GmbH / Di Che, Nokia Bell Labs / Yasuhiro Matsui, II-VI Incorporated / Yuchuan Fan, KTH Royal Institute of Technology / Aleksejs Udalcovs, RISE Research Institutes of Sweden AB / Lu Zhang, Zhejiang University / Xianbin Yu, Zhejiang University / Sandis Spolitis, Riga Technical University / Vjaceslavs Bobrovs, Riga Technical University / Sergei Popov, KTH Royal Institute of Technology / Xiaodan Pang, KTH Royal Institute of Technology
7. 18:00 - 18:15

   (UTC - 08:00)
   Th4A.7

   End-to-End Real-Time Service Provisioning Over a SDN-Controllable 60 GHz Analog FiWi X-Haul for 5G Hot-Spot Networks

   Presenter: Christos Vagionas, Aristotle University of Thessaloniki

    Presentation Details   Paper

   The first successful demonstration of real-time Ethernet trial services over an analog 2λ-WDM Fiber-Wireless mmWave X-haul is experimentally reported, controlled through Open Daylight SDN controller for flexibly allocating capacity via a low-loss Si3N4 ROADM.Authors: Christos Vagionas, Aristotle University of Thessaloniki / Ronis Maximidis, Aristotle University of Thessaloniki / Ioannis Stratakos, National Technical University of Athens / Aristotelis Margaris, Incelligent PC / Agapi Mesodiakaki, Aristotle University of Thessaloniki / Marios Gatzianas, Aristotle University of Thessaloniki / Konstantina Kanta, National Technical University of Athens / Panagiotis Toumasis, National Technical University of Athens / Giannis Giannoulis, National Technical University of Athens / Dimitris Apostolopoulos, National Technical University of Athens / Elissaios Alexios Papatheofanous, National and Kapodistrian University of Athens / George Lentaris, National Technical University of Athens / Dionysios Reisis, National and Kapodistrian University of Athens / Dimitrios Soudris, National Technical University of Athens / Kostas Tsagkaris, Incelligent PC / Nikos Argyris, NVIDIA / Dimitris Syrivelis, NVIDIA / Paraskevas Bakopoulos, NVIDIA / Ruud Oldenbeuving, LIONIX International B.V / Chris G. H. Roeloffzen, LIONIX International B.V / Paul van Dijk, LIONIX International B.V / Ioannis Dimogiannis, PAOK F.C. / Anastasios Kontogiannis, PAOK F.C. / Hercules Avramopoulos, National Technical University of Athens / Amalia Miliou, Aristotle University of Thessaloniki / Nikos Pleros, Aristotle University of Thessaloniki / George Kalfas, Aristotle University of Thessaloniki
8. 18:15 - 18:30

   (UTC - 08:00)
   Th4A.8

   50-Tb/s (1 Tb/s × 50 ch) WDM Transmission on Two 6.25-THz Bands Using Hybrid Inline Repeater of PPLN-Based OPA and Incoherent-Forward-Pumped DRA

   Presenter: Takayuki Kobayashi, NTT

    Presentation Details   Paper

   We demonstrate 50-Tb/s WDM transmission within 6.25-THz band over 240-km SMF using a novel hybrid inline repeater consisting of PPLN-based OPAs and incoherent-forward-pumped DRA. 1-Tb/s/lambda PS-64QAM channels are transmitted within each the S/C-band or C/L-band.Authors: Takayuki Kobayashi, NTT / Shimpei Shimizu, NTT / Masanori Nakamura, NTT / Takeshi Umeki, NTT / Takushi Kazama, NTT / Junji Yoshida, Furukawa Electric Co., Ltd / Shigehiro Takasaka, Furukawa Electric Co., Ltd / Yasuto Tatamida, Furukawa Electric Co., Ltd / Hiroto Kawakami, NTT / Fukutaro Hamaoka, NTT / Munehiko Nagatani, NTT / Hiroshi Yamazaki, NTT / Kei Watanabe, NTT / Takashi Saida, NTT / Yutaka Miyamoto, NTT

Postdeadline Paper Session II

1. 16:30 - 16:45

   (UTC - 08:00)
   Th4B.1

   Complex Lasing Based Decentralized key Distribution Controlled by Photothermal Effect

   Presenter: Hong Yang Zhu, Univ of Electronic Science & Tech China

    Presentation Details   Paper

   A logical-state fiber microcavity laser is proposed with random output spectrum controlled by photothermal effect. Combining the random and bistable features, decentralized key distribution is developed with functions of key generation/encryption at individual end-nodes.Authors: Hong Yang Zhu, Univ of Electronic Science & Tech China / Jin Chuan Zhang, Univ of Electronic Science & Tech China / Wei Li Zhang, Univ of Electronic Science & Tech China
2. 16:45 - 17:00

   (UTC - 08:00)
   Th4B.2

   Telecom-Band Hyperentangled Photon Pairs From a Fiber-Based Source

   Presenter: Changjia Chen, University of Toronto

    Presentation Details   Paper

   We experimentally demonstrate the generation of telecom-band biphotons hyperentangled in both the polarization and frequency DoFs using a periodically-poled silica fiber and observe entanglement concurrences above 0.95 for both DOFs.Authors: Changjia Chen, University of Toronto / Calvin Xu, University of Toronto / Arash Riazi, University of Toronto / Eric Zhu, University of Toronto / Alexander Greenwood, University of Toronto / Alexey Gladyshev, Russian Academy of Science / Peter Kazansky, University of Southampton / Brian Kirby, Tulane University / Li Qian, University of Toronto
3. 17:00 - 17:15

   (UTC - 08:00)
   Th4B.3

   Caching With Light: First Demonstration of an Optical Cache Memory Prototype

   Presenter: Christos Pappas, Aristotle University of Thessaloniki

    Presentation Details   Paper

   An optical cache memory prototype is experimentally presented for the first time featuring 8-bit storage capability. It employs a 4x2 optical RAM bank relying on 5Gb/s monolithic InP Flip-Flops, an optical Tag comparator and all-passive Row/Column Decoding circuits.Authors: Christos Pappas, Aristotle University of Thessaloniki / Theodoros Moschos, Aristotle University of Thessaloniki / Theoni Alexoudi, Aristotle University of Thessaloniki / Christos Vagionas, Aristotle University of Thessaloniki / Nikos Pleros, Aristotle University of Thessaloniki
4. 17:15 - 17:30

   (UTC - 08:00)
   Th4B.4

   THz Integrated Circuit With a Pixel Array to Multiplex Two 10-Gbit/s QPSK Channels Each on a Different OAM Beam for Mode-Division-Multiplexing

   Presenter: Xinzhou Su, University of Southern California

    Presentation Details   Paper

   We design and fabricate a pixel-array-based THz integrated circuit for the generation and multiplexing of multiple OAM beams. We experimentally demonstrate a 20-Gbit/s QPSK free-space THz link at 0.317 THz by multiplexing OAM +1 and –1 using the integrated circuit.Authors: Xinzhou Su, University of Southern California / Hao Song, University of Southern California / Huibin Zhou, University of Southern California / Kaiheng Zou, University of Southern California / Yuxiang Duan, University of Southern California / Narek Karapetyan, University of Southern California / Runzhou Zhang, University of Southern California / Amir Minoofar, University of Southern California / Haoqian Song, University of Southern California / Kai Pang, University of Southern California / Shlomo Zach, Tel Aviv University / Andreas Molisch, University of Southern California / Moshe Tur, Tel Aviv University / Alan Willner, University of Southern California
5. 17:30 - 17:45

   (UTC - 08:00)
   Th4B.5

   11 Gb/s LWIR FSO Transmission at 9.6 µm Using a Directly-Modulated Quantum Cascade Laser and an Uncooled Quantum Cascade Detector

   Presenter: Xiaodan Pang, KTH Royal Institute of Technology

    Presentation Details   Paper

   Record 11 Gb/s LWIR FSO transmission is demonstrated with a 9.6-µm directly-modulated QCL and a fully passive QCD without cooling, surpassing the previous bitrate record of DM-QCL-based FSO in this spectral window by 4 times.Authors: Xiaodan Pang, KTH Royal Institute of Technology / Hamza Dely, Université PSL, CNRS, Sorbonne Université, Université de Paris / Richard Schatz, KTH Royal Institute of Technology / Djamal Gacemi, Université PSL, CNRS, Sorbonne Université, Université de Paris / Mahdieh Joharifar, KTH Royal Institute of Technology / Toms Salgals, Riga Technical University / Aleksejs Udalcovs, RISE Research Institutes of Sweden / Yan-Ting Sun, KTH Royal Institute of Technology / Yuchuan Fan, KTH Royal Institute of Technology / Lu Zhang, Zhejiang University and Zhejiang Lab / Etienne Rodriguez, Université PSL, CNRS, Sorbonne Université, Université de Paris / Sandis Spolitis, Riga Technical University / Vjaceslavs Bobrovs, Riga Technical University / Xianbin Yu, Zhejiang University and Zhejiang Lab / Sebastian Lourdudoss, KTH Royal Institute of Technology / Sergei Popov, KTH Royal Institute of Technology / Oskars Ozolins, RISE Research Institutes of Sweden / Angela Vasanelli, Université PSL, CNRS, Sorbonne Université, Université de Paris / Carlo Sirtori, Université PSL, CNRS, Sorbonne Université, Université de Paris
6. 17:45 - 18:00

   (UTC - 08:00)
   Th4B.6

   High Electrical Spectral Efficiency Silicon Photonic Receiver With Carrier-Assisted Differential Detection

   Presenter: Yikai Su, Shanghai Jiao Tong University

    Presentation Details   Paper

   We experimentally demonstrate a silicon photonic carrier-assisted differential detection receiver with a single-polarization 224-Gb/s 16-QAM signal transmitted through 80-km SMF. For integrated direct detection with transmission demonstration, we achieve the highest electrical spectral efficiency/# of polarizations of 6.4(net 4.6) b/s/Hz.Authors: Jingchi Li, Shanghai Jiao Tong University / Zhen Wang, Shanghai Jiao Tong University / Honglin Ji, The University of Melbourne / Xingfeng Li, Shanghai Jiao Tong University / Haoshuo Chen, Nokia Bell Labs / Ranjith Unnithan, The University of Melbourne / William Shieh, The University of Melbourne / Yikai Su, Shanghai Jiao Tong University
7. 18:00 - 18:15

   (UTC - 08:00)
   Th4B.7

   Silicon Photonics 630-Gb/s Complementary Polarization-Diversity Coherent Receiver With 9-Mrad/s Polarization Tracking Speed for Self-Coherent Homodyne Detection

   Presenter: Honglin Ji, The University of Melbourne

    Presentation Details   Paper

   We demonstrate the first on-chip complementary polarization-diversity coherent receiver (C-PDCR) for rapid polarization tracking of remote LO. Based on electronic MIMO DSP, the polarization tracking speed can reach 9 Mrad/s with negligible performance degradation for a 70-Gbaud DP PCS-64QAM signal with 630-Gb/s data rate (net rate 485 Gb/s).Authors: Honglin Ji, The University of Melbourne / Zhen Wang, State Key Lab of Advanced Optical Communication Systems and Networks, Department of Electronic Engineering, Shanghai Jiao Tong University / Xingfeng Li, State Key Lab of Advanced Optical Communication Systems and Networks, Department of Electronic Engineering, Shanghai Jiao Tong University / Jingchi Li, State Key Lab of Advanced Optical Communication Systems and Networks, Department of Electronic Engineering, Shanghai Jiao Tong University / Ranjith Unnithan, The University of Melbourne / Weisheng Hu, State Key Lab of Advanced Optical Communication Systems and Networks, Department of Electronic Engineering, Shanghai Jiao Tong University / Yikai Su, State Key Lab of Advanced Optical Communication Systems and Networks, Department of Electronic Engineering, Shanghai Jiao Tong University / William Shieh, The University of Melbourne
8. 18:15 - 18:30

   (UTC - 08:00)
   Th4B.8

   Real-Time MIMO Transmission Over Field-Deployed Coupled-Core Multi-Core Fibers

   Presenter: Mikael Mazur, Nokia Bell Labs

    Presentation Details   Paper

   We perform parallel continuous measurements of deployed SDM fibers using real-time coherent receivers implemented on FPGAs. Fast readouts enabling real-time tracking of the DSP implementation, showing that coupled-core fibers are compatible with real-time DSP implementations.Authors: Mikael Mazur, Nokia Bell Labs / Roland Ryf, Nokia Bell Labs / Nicolas Fontaine, Nokia Bell Labs / Andrea Marotta, University of L'Aquila / Erik Borjeson, Chalmers University of Technology / Lauren Dallachiesa, Nokia Bell Labs / Haoshuo Chen, Nokia Bell Labs / Tetsuya Hayashi, Sumitomo Electric Industries, Ltd. / Takuji Nagashima, Sumitomo Electric Industries, Ltd. / Tetsuya Nakanishi, Sumitomo Electric Industries, Ltd. / Tetsu Morishima, Sumitomo Electric Industries, Ltd. / Fabio Graziosi, University of L'Aquila / Luca Palmieri, University of Padova / David Neilson, Nokia Bell Labs / Per Larsson-Edefors, Chalmers University of Technology / Antonio Mecozzi, University of L'Aquila / Cristian Antonelli, University of L'Aquila

Postdeadline Paper Session III

1. 16:30 - 16:45

   (UTC - 08:00)
   Th4C.1

   Real Time 6.4 Tbps (8×800G) SHCD Transmission Through 1+8 Multicore Fiber for Co-Packaged Optical-IO Switch Applications

   Presenter: TAO GUI, Huawei Technologies

    Presentation Details   Paper

   We successfully demonstrated a real time 6.4Tbps self-homodyne coherent transmissions without polarization tracking through specially designed 10 km multi-core fibers with 1 polarization maintaining core and 8 normal single-mode cores, using the wavelength unlocked DFB fiber.Authors: TAO GUI, Huawei Technologies / Haoze Du, Huazhong University of Science and Technology / Keshuang Zheng, Huawei Technologies / Juntao Cao, Huawei Technologies / shuai yuan, Huawei Technologies / Chen Yang, Huazhong University of Science and Technology / Ming Tang, Huazhong University of Science and Technology / Liangchuan Li, Huawei Technologies
2. 16:45 - 17:00

   (UTC - 08:00)
   Th4C.2

   First Demonstration of Crosstalk-Free (< -38.5 dB) 32-ch DWDM Demultiplexer on Standard Si PIC Platform

   Presenter: Tomoyuki Akiyama, PETRA

    Presentation Details   Paper

   Enabled by a fully integrated autonomous calibration mechanism, crosstalk-free 32-ch WDM demultiplexer on standard Si PIC platform is demonstrated for the first time. Compatible with the vast component libraries of standard Si PIC platform, this device provides a path to ultrahigh-capacity integrated DWDM transceivers.Authors: Tomoyuki Akiyama, PETRA / Motoyuki Nishizawa, PETRA / Akio Sugama, PETRA / Yasuhiro Nakasha, PETRA / Shinsuke Tanaka, Fujitsu Ltd. / Yu Tanaka, PETRA / Takeshi Hoshida, Fujitsu Ltd.
3. 17:00 - 17:15

   (UTC - 08:00)
   Th4C.3

   Compact Adiabatic Silicon Photonic Filters With Arbitrary and Ultra-Broadband Response

   Presenter: Kazim Gorgulu, Koç University

    Presentation Details   Paper

   We present the design and experimental demonstration of compact silicon photonic filters through optimized fast adiabatic waveguides with arbitrarily wide bandwidths. Our devices achieve passbands up to 96.6 nm with flat-top and low-loss operation.Authors: Kazim Gorgulu, Koç University / Emir Magden, Koç University
4. 17:15 - 17:30

   (UTC - 08:00)
   Th4C.4

   384-Gb/s/Lane PAM8 Operation Using 76-GHz Bandwidth EA-DFB Laser at 50°C With 1.0-Vpp Swing Over 2-km Transmission

   Presenter: Hideaki Asakura, Lumentum Japan, Inc.

    Presentation Details   Paper

   384-Gb/s PAM8 operation of both BTB and 2-km were demonstrated by a lumped-electrode type EA-DFB laser with clear eye-openings. 4.6 dB extinction ratio with 1.0-Vpp and 9.8 dBm output power were obtained at 50°C.Authors: Hideaki Asakura, Lumentum Japan, Inc. / Kazuki Nishimura, Lumentum Japan, Inc. / Syunya Yamauchi, Lumentum Japan, Inc. / Koichiro Iwamoto, Lumentum Japan, Inc. / Yoshihiro Nakai, Lumentum Japan, Inc. / Yoriyoshi Yamaguchi, Lumentum Japan, Inc. / Kentaro Tani, Lumentum Japan, Inc. / Ryosuke Nakajima, Lumentum Japan, Inc. / Kazuhiko Naoe, Lumentum Japan, Inc.
5. 17:30 - 17:45

   (UTC - 08:00)
   Th4C.5

   Ultra-Compact Silicon Modulator With 110 GHz Bandwidth

   Presenter: Changhao Han, Peking University

    Presentation Details   Paper

   We demonstrate an ultra-compact silicon slow light modulator with a record-high EO bandwidth of 110 GHz, a modulation length of 124 μm, an optical bandwidth of 8 nm around 1550 nm, and OOK transmission beyond 110 Gbps without DSP is achieved.Authors: Changhao Han, Peking University / Ming Jin, Peking University / Yuansheng Tao, Peking University / Bitao Shen, Peking University / Haowen Shu, Peking University / Xingjun Wang, Peking University
6. 17:45 - 18:00

   (UTC - 08:00)
   Th4C.6

   Scalable on-Chip Single-Photon Cross-Bar Switching

   Presenter: Xiaoxi Wang, University of California San Diego

    Presentation Details   Paper

   Single-photon measurements of an electro-optic silicon-photonic add-drop microresonator demonstrate entanglement-preserving voltage-driven switching with fast 10%-90% transition times [<50 ps], low-loss transmission [94% (90%) bar (cross)-state] and high quantum two-photon interference visibility [~99%] at 1550 nm.Authors: Xiaoxi Wang, University of California San Diego / Shayan Mookherjea, University of California San Diego
7. 18:00 - 18:15

   (UTC - 08:00)
   Th4C.7

   0.174 dB/km Hollow Core Double Nested Antiresonant Nodeless Fiber (DNANF)

   Presenter: Francesco Poletti, Optoelectronics Research Centre

    Presentation Details   Paper

   We report the first double-nested antiresonant hollow core fiber. The fiber matches the loss of commercial solid core fibers in the C-band (0.174 dB/km) and fundamentally improves it (0.22 dB/km) in the O-band.Authors: Gregory Jasion, Optoelectronics Research Centre / Hesham Sakr, Optoelectronics Research Centre / John Hayes, Optoelectronics Research Centre / Seyed Sandoghchi, Lumenisity ltd / Lucy Hooper, Lumenisity ltd / Eric Rodrigue Numkam Fokoua, Optoelectronics Research Centre / Arsalan Saljoghei, Lumenisity ltd / Hans Christian Mulvad, Optoelectronics Research Centre / Marcelo Alonso, Lumenisity ltd / Austin Taranta, Optoelectronics Research Centre / Thomas Bradley, Eindhoven University of Technology / Ian Davidson, Optoelectronics Research Centre / Yong Chen, Optoelectronics Research Centre / David Richardson, Optoelectronics Research Centre / Francesco Poletti, Optoelectronics Research Centre
8. 18:15 - 18:30

   (UTC - 08:00)
   Th4C.8

   High Power BDF/EDF Hybrid Amplifier Providing 27 dB Gain Over 90 nm in the E+S Band

   Presenter: Frédéric Maes, Huawei Technologies Canada

    Presentation Details   Paper

   A hybrid amplifier based on bismuth-doped fiber and erbium-doped fiber, producing > 27dB gain and 24.5 dBm of output power from 1431 nm to 1521 nm, is reported. This demonstrationshowcases the potential of bismuth-doped fibers in opening new wavelength transmission windows.Authors: Frédéric Maes, Huawei Technologies Canada / Manish Sharma, Huawei Technologies Canada / Lixian Wang, Huawei Technologies Canada / Zhiping Jiang, Huawei Technologies Canada