Hybrid Approach for Generating High-order QAM

• 研究課題/領域番号: 25709031
• 研究種目: 若手研究(A)
• 配分区分: 一部基金
• 研究分野: 通信・ネットワーク工学
• 研究機関: 東海大学
• 研究代表者: 呂 国偉 東海大学, 創造科学技術研究機構, 准教授 (30599709)
• 研究期間 (年度): 2013-04-01 – 2015-03-31
• 研究課題ステータス: 完了 (2014年度)
• 配分額: 17,160千円 (直接経費: 13,200千円、間接経費: 3,960千円); 2014年度: 6,760千円 (直接経費: 5,200千円、間接経費: 1,560千円); 2013年度: 10,400千円 (直接経費: 8,000千円、間接経費: 2,400千円)
• キーワード: 情報通信工学 / コヒーレント光通信 / 多値光変調 / 光変調器

研究成果の概要

本研究の主目的は、柔軟QAM送信機を実現し、光通信システムに適用することである。このプロジェクトでは、柔軟QAM送信機は共通のハードウェアにおいて、動作方法を簡単に変更することにより、柔軟に異なる次数のQAM信号を生成できる、という、重要な役割を持つ。本研究で達成したことは、この柔軟QAM送信機の実用製を実証したこと、またこの送信機の光通信応用を実証したことである。成果の要点は、以下の通りである。
1) 柔軟な高次光QAM送信機の実証; 2) 高次光QAM信号のための高性能波長変換の実証;3) 高次光QAM信号の位相雑音無依存波長交換; 4) 高次光QAM信号の位相雑音無依存マルチキャスト

研究成果

• [雑誌論文] Multichannel wavelength multicasting for two QPSK signals based on FWM in SOA (2015)
  • 著者名/発表者名: Jun Qin, Yuefeng Ji, Hongxiang Wang, Danshi Wang, Min Zhang, and Guo-Wei Lu
  • 雑誌名: Chinese Optics Letters 巻: 13 号: 1 ページ: 010601-010601
  • DOI: 10.3788/col201513.010601
  • 査読あり
• [雑誌論文] Simultaneous multichannel wavelength multicasting and XOR logic gate multicasting for three DPSK signals based on four-wave mixing in quantum-dot semiconductor optical amplifier (2014)
  • 著者名/発表者名: Jun Qin, Guo-Wei Lu, Takahide Sakamoto, Kouichi Akahane, Naokatsu Yamamoto, Danshi Wang, Cheng Wang, Hongxiang Wang, Min Zhang, Tetsuya Kawanishi, and Yuefeng Ji
  • 雑誌名: Optics Express 巻: 22 号: 24 ページ: 29413-29423
  • DOI: 10.1364/oe.22.029413
  • 査読あり / オープンアクセス / 謝辞記載あり
• [雑誌論文] Multifunctional switching unit for add/drop, wavelength conversion, format conversion, and WDM multicast based on bidirectional LCoS and SOA-loop architecture (2014)
  • 著者名/発表者名: Danshi Wang, Min Zhang, Jun Qin, Guo-Wei Lu, Hongxiang Wang, and Shanguo Huang,
  • 雑誌名: Optics Express 巻: 22 号: 18 ページ: 21847-21858
  • DOI: 10.1364/oe.22.021847
  • 査読あり / オープンアクセス
• [雑誌論文] QPSK wavelength multicasting based on four-wave mixing in semiconductor optical amplifier (2014)
  • 著者名/発表者名: Jun Qin, Hongxiang Wang, Danshi Wang, Min Zhang, Yuefeng Ji, and Guo-Wei Lu
  • 雑誌名: Chinese Optics Letters 巻: 12 号: 11 ページ: 1106011-1106015
  • DOI: 10.3788/col201412.110601
  • 査読あり
• [雑誌論文] Laser-Phase-Fluctuation-Insensitive Optical Coherent Detection Scheme for Radio-over-Fiber System (2014)
  • 著者名/発表者名: T. Kuri, T. Sakamoto, G.-W. Lu, T. Kawanishi
  • 雑誌名: IEEE/OSA Journal of Lightwave Technology 巻: 99 号: 20 ページ: 1-7
  • DOI: 10.1109/jlt.2014.2313620
  • 査読あり
• [雑誌論文] Pump-linewidth-tolerant optical wavelength conversion for high-order QAM signals using coherent pumps (2014)
  • 著者名/発表者名: Guo-Wei Lu, Andre; Albuquerque, Benjamin J. Puttnam, Takahide Sakamoto, Miguel Drummond, Rogério Nogueira, Atsushi Kanno, Satoshi Shinada, Naoya Wada, and Tetsuya Kawanishi
  • 雑誌名: Optics Express 巻: 22 号: 5 ページ: 5067-5075
  • DOI: 10.1364/oe.22.005067
  • 査読あり / オープンアクセス / 謝辞記載あり
• [雑誌論文] Wavelength conversion of optical 64QAM through FWM in HNLF and its performance optimization by constellation monitoring (2014)
  • 著者名/発表者名: G.-W. Lu, T. Sakamoto, T. Kawanishi
  • 雑誌名: Optics Express 巻: 22 号: 1 ページ: 15-22
  • DOI: 10.1364/oe.22.000015
  • 査読あり / オープンアクセス / 謝辞記載あり
• [雑誌論文] Multi-tone parallel coherent matched detection for demultiplexing of superchannels (2013)
  • 著者名/発表者名: T. Sakamoto, G.-W. Lu, T. Kawanishi
  • 雑誌名: Optics Express 巻: 21 号: 16 ページ: 18602-18610
  • DOI: 10.1364/oe.21.018602
  • 査読あり / オープンアクセス
• [雑誌論文] Flexible high-order QAM transmitter using tandem IQ modulators for generating 16/32/36/64-QAM with balanced complexity in electronics and optics (2013)
  • 著者名/発表者名: Guo-Wei Lu, Takahide Sakamoto, and Tetsuya Kawanishi
  • 雑誌名: Opt. Express 巻: 21 号: 5 ページ: 6213-6223
  • DOI: 10.1364/oe.21.006213
  • 査読あり / オープンアクセス
• [学会発表] Pump-Phase-Noise-Tolerant Wavelength Multicasting for QAM Signals using Flexible Coherent Multi-Carrier Pump (2015)
  • 著者名/発表者名: Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
  • 学会等名: Optical Fiber Communication Conference and Exposition (OFC)
  • 発表場所: Los Angeles Convention Center, Los Angeles, USA
  • 年月日: 2015-03-22 – 2015-03-26
  • 招待講演
• [学会発表] Multifunctional All-optical Signal Processing Scheme for Simultaneous Multichannel WDM Multicast and XOR Logic Gates Based on FWM in QD-SOA (2015)
  • 著者名/発表者名: Danshi Wang, Ming Zhang, Guo-Wei Lu, Jun Qin, Takahide Sakamoto, Kouichi Akahane, Naokatsu Yamamoto, Tetsuya Kawanishi,
  • 学会等名: Optical Fiber Communication Conference and Exposition (OFC)
  • 発表場所: Los Angeles Convention Center, Los Angeles, USA
  • 年月日: 2015-03-22 – 2015-03-26
• [学会発表] Loop-Assisted Multi-Input-Multi-Output Coherent Matched Detector for Ultra High-Bandwidth Parallel Optical Time-Frequency Domain Sampling (2015)
  • 著者名/発表者名: Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi,
  • 学会等名: Optical Fiber Communication Conference and Exposition (OFC)
  • 発表場所: Los Angeles Convention Center, Los Angeles, USA
  • 年月日: 2015-03-22 – 2015-03-26
• [学会発表] Flexible High-Order QAM Transmitters for Elastic Optical Networks (2014)
  • 著者名/発表者名: Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
  • 学会等名: Proc. 13th International Conference on Optical Communications and Networks (ICOCN)
  • 発表場所: Suzhou Marriott Hotel, Suzhou, China
  • 年月日: 2014-11-09 – 2014-11-10
  • 招待講演
• [学会発表] Wavelength Conversion of High-Order QAM Signals for Future Transparent All-Optical Networks (2014)
  • 著者名/発表者名: Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
  • 学会等名: Proc. 13th International Conference on Optical Communications and Networks (ICOCN)
  • 発表場所: Suzhou Marriott Hotel, Suzhou, China
  • 年月日: 2014-11-09 – 2014-11-10
  • 招待講演
• [学会発表] Conjugated-Paired Radio-on-Fiber Transmission Scheme Highly Tolerant against Optical Fiber Nonlinearity (2014)
  • 著者名/発表者名: Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi
  • 学会等名: Proc. of International Topical Meeting on Microwave Photonics/Asia-Pacific Microwave Photonics Conference (MWP/APMP)
  • 発表場所: Sapporo Convention Center, Sapporo, Japan
  • 年月日: 2014-10-20 – 2014-10-23
• [学会発表] Electo-Optic Dual-Channel Coherent Signal Emulator (2014)
  • 著者名/発表者名: Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi
  • 学会等名: IEEE Photonics Conference (IPC) 2014
  • 発表場所: Hyatt Regency La Jolla, San Diego, CA, USA
  • 年月日: 2014-10-12 – 2014-10-16
• [学会発表] Phase-Conjugated Twin Signals Generation with Oppositely-Biased Paired IQ Modulators (2014)
  • 著者名/発表者名: Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi,
  • 学会等名: IEEE Photonics Conference (IPC) 2014
  • 発表場所: Hyatt Regency La Jolla, San Diego, CA, USA
  • 年月日: 2014-10-12 – 2014-10-16
• [学会発表] Data Overlay in Optical Networks through Level-Scalable Flexible Modulation and its Application in Multicast Overlay for WDM-PON (2014)
  • 著者名/発表者名: Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
  • 学会等名: IEEE Photonics Conference (IPC) 2014
  • 発表場所: Hyatt Regency La Jolla, San Diego, CA, USA
  • 年月日: 2014-10-12 – 2014-10-16
• [学会発表] Pump-Linewidth-Tolerant Optical Data Exchange between 16QAM and QPSK with 50-GHz Channel-Spacing using Coherent DFB Pump (2014)
  • 著者名/発表者名: Guo-Wei Lu, Andre Albuquerque, Benjamin J. Puttnam, Takahide Sakamoto, Miguel Drummond, Rogério Nogueira, Atsushi Kanno, Satoshi Shinada, Naoya Wada, and Tetsuya Kawanishi,
  • 学会等名: Proc. of European Conference and Exhibition on Optical Communication (ECOC) 2014
  • 発表場所: Palais des Festivals et des Congrs, Cannes, France
  • 年月日: 2014-09-21 – 2014-09-25
  • 招待講演
• [学会発表] Coherently-Pumped FWM in HNLF for 16QAM Wavelength Conversion Free of Phase Noise from Pumps (2014)
  • 著者名/発表者名: Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi,
  • 学会等名: Proc. of European Conference and Exhibition on Optical Communication (ECOC) 2014
  • 発表場所: Palais des Festivals et des Congrs, Cannes, France
  • 年月日: 2014-09-21 – 2014-09-25
  • 招待講演
• [学会発表] Coherently-Pumped 20Gbaud 16QAM Optical Wavelength Shifting Free of Phase Noise from Pumps (2014)
  • 著者名/発表者名: Guo-Wei Lu, Andre Albuquerque, Benjamin J. Puttnam, Takahide Sakamoto, Miguel Drummond, Rogério Nogueira, Atsushi Kanno, Satoshi Shinada, Naoya Wada, and Tetsuya Kawanishi,
  • 学会等名: OptoElectronics and Communications Conference (OECC) 2014
  • 発表場所: Melbourne Convention and Exhibition Center, Melbourne, Australia
  • 年月日: 2014-07-06 – 2014-07-10
  • 招待講演
• [学会発表] Pump-linewidth tolerant wavelength conversion for high-order QAM signals (2014)
  • 著者名/発表者名: Guo-Wei Lu
  • 学会等名: Optoelectronic Devices and Integration (OEDI),OSA Topicals Meeting 2014
  • 発表場所: Huazhong University of Science and Technology, Wuhan, China
  • 年月日: 2014-06-18 – 2014-06-21
  • 招待講演
• [学会発表] Pump-Linewidth-Tolerant Wavelength Conversion with Coherent Pumps (2014)
  • 著者名/発表者名: Guo-Wei Lu, Andre Albuquerque, Benjamin J. Puttnam, Takahide Sakamoto, Miguel Drummond, Rogério Nogueira, Atsushi Kanno, Satoshi Shinada, Naoya Wada, and Tetsuya Kawanishi,
  • 学会等名: Proc. Conference on Lasers and Electro-Optics (CLEO) 2014
  • 発表場所: San Jose Convention Center, San Jose, USA
  • 年月日: 2014-06-08 – 2014-06-13
  • 招待講演
• [学会発表] Experimental Investigation of Sampling Phase Sensitivity in Baud-Rate Sampled Coherent Receiver for Nyquist Pulse-Shaped High-Order QAM Signals (2014)
  • 著者名/発表者名: Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi,
  • 学会等名: Proc. Conference on Lasers and Electro-Optics (CLEO) 2014
  • 発表場所: San Jose Convention Center, San Jose, USA
  • 年月日: 2014-06-08 – 2014-06-13
  • 招待講演
• [学会発表] Time-Interleaved Carrier-Suppressed Return-to-Zero QPSK for Filter-less Dual-Carrier Transmission (2014)
  • 著者名/発表者名: T. Sakamoto, G.-W. Lu, T. Kawanishi
  • 学会等名: Optical Fiber Communication Conference and Exposition (OFC)
  • 発表場所: Moscone Convention Center,San Francisco, California, United States
  • 年月日: 2014-03-09 – 2014-03-13
• [学会発表] Error-Free and Laser-Phase-Noise-Insensitive Optical Coherent Transmission of Uplink Radio-over-Fiber signal (2014)
  • 著者名/発表者名: T. Kuri, T. Sakamoto, G.-W. Lu, T. Kawanishi
  • 学会等名: Optical Fiber Communication Conference and Exposition (OFC)
  • 発表場所: Moscone Convention Center,San Francisco, California, United States
  • 年月日: 2014-03-09 – 2014-03-13
• [学会発表] Phase-noise-insensitive optical coherent detection with two-tone local light and digital signal processing technique for uplink radio-over-fiber signal transmission (2013)
  • 著者名/発表者名: T. Kuri, T. Sakamoto, G. –W. Lu, T. Kawanishi
  • 学会等名: IEEE Topical Meeting on Microwave Photonics (MWP 2013)
  • 発表場所: Alexandria, Virginia, USA
  • 年月日: 2013-10-28 – 2013-10-31
• [学会発表] Wavelength Conversion of Optical 64QAM and its Performance Optimization by Constellation Monitoring (2013)
  • 著者名/発表者名: G.-W. Lu, T. Sakamoto, T. Kawanishi,
  • 学会等名: European Conference and Exhibition on Optical Communication (ECOC)
  • 発表場所: ICC London ExCeL, UK
  • 年月日: 2013-09-22 – 2013-09-26
• [学会発表] Experimental Demonstration of Wavelength Conversions of Optical 36QAM and 64QAM through FWM in HNLF (2013)
  • 著者名/発表者名: G.-W. Lu, T. Sakamoto, T. Kawanishi
  • 学会等名: IEEE Photonics Conference 2013
  • 発表場所: Hyatt Regency Bellevue, Bellevue, Washington, USA
  • 年月日: 2013-09-08 – 2013-09-12
• [学会発表] Digital-signal-processing-assisted optical coherent detection of uplink radio-over-fiber signal and its phase noise cancellation effect (2013)
  • 著者名/発表者名: T. Kuri, T. Sakamoto, G.-W. Lu, T. Kawanishi,
  • 学会等名: IEEE Photonics Conference 2013
  • 発表場所: Hyatt Regency Bellevue, Bellevue, Washington, USA
  • 年月日: 2013-09-08 – 2013-09-12
• [学会発表] Traceback Equalization against Modulation Non-Uniformity in QAM Transmitters (2013)
  • 著者名/発表者名: T. Sakamoto, G. -W. Lu, T. Kawanishi
  • 学会等名: Proc. the 18th OptoElectronics and Communications Conference (OECC 2013)
  • 発表場所: Kyoto International Conference Center, Kyoto, Japan
  • 年月日: 2013-06-30 – 2013-07-04
• [学会発表] Wavelength Conversion of 36QAM through Four-Wave Mixing in HNLF (2013)
  • 著者名/発表者名: G.-W. Lu, T. Sakamoto, T. Kawanishi,
  • 学会等名: Proc. the 18th OptoElectronics and Communications Conference (OECC 2013)
  • 発表場所: Kyoto International Conference Center, Kyoto, Japan
  • 年月日: 2013-06-30 – 2013-07-04
• [学会発表] Generation of Optical 32QAM using Two Tandem IQ Modulators with Simplified Electronics (2013)
  • 著者名/発表者名: G.-W. Lu, T. Sakamoto, T. Kawanishi
  • 学会等名: Conference on Lasers and Electro-Optics (CLEO)
  • 発表場所: San Jose Convention Center,San Jose, CA, USA
  • 年月日: 2013-06-09 – 2013-06-14
• [学会発表] Optical 36QAM Transmitter based on Two Tandem IQ Modulators with Simplified Driving Electronics (2013)
  • 著者名/発表者名: G.-W. Lu, T. Sakamoto, T. Kawanishi,
  • 学会等名: Conference on Lasers and Electro-Optics /Europe (CLEO/Europe)
  • 発表場所: ICM Congress Centre, Munich, Germany
  • 年月日: 2013-05-12 – 2013-05-16
• [学会発表] Traceback Equalization for Non-Uniformly Synthesized Optical QAM Signals (2013)
  • 著者名/発表者名: T. Sakamoto, G.-W. Lu, T. Kawanishi,
  • 学会等名: Conference on Lasers and Electro-Optics/ Europe (CLEO/Europe)
  • 発表場所: ICM Congress Centre, Munich, Germany
  • 年月日: 2013-05-12 – 2013-05-16
• [備考] Tokai University
  • URL: http://www.pr.tokai.ac.jp/tuiist/english/tt/announcement_lu.html
• [備考] NICT Research Results
  • URL: http://seika-kokai.nict.go.jp/en/research/ResearchDetailsView.do?search_psn_key=6hodSS84Usg%3D