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J-GLOBAL ID：201801011860102420   Update date: Feb. 01, 2024

Takada Atsushi

タカダ アツシ | Takada Atsushi
Affiliation and department：
The University of Tokushima

About The University of Tokushima


Research field  (1)： Information networks
Research keywords  (3)： optical amplification ,  optical transmission ,  optical fiber
Research theme for competitive and other funds  (4)：
  • 2020 - 2023 搬送波位相同期超高速光時分割多重信号の位相感応光中継増幅伝送技術の研究
  • 2011 - 2014 Research on achieving higher coherence CEP controlled optical comb towards realizing optical frequency synchronous networks
  • 2010 - 2013 Study of phase sensitive amplifier repeater
  • 2008 - 2011 Generation of Optical frequency comb reference based on carrier-envelope offset phase locking technologies and its application to optical frequency synchronous photonic network
Papers (135)：
  • Akira Tanaka, Yasuhiro Okamura, Atsushi Takada. Amplitude noise suppression of BPSK signals using transmission optical fibers and optical parametric phase-sensitive amplifiers. IEICE Electronics Express. 2022. 19. 13. 20220196-20220196
  • Yasuhiro Okamura, Atsushi Takada. Dispersion compensation of wavelength-division multiplexed signals using waveband shift-free optical phase conjugators. IEICE Communications Express. 2022. 11. 1. 33-38
  • Yasuhiro Okamura, Atsushi Takada. Effect of shift in refractive index of dispersive elements in waveband-shift-free optical-phase conjugator based on DFG. Optical Review. 2021. 28. 2. 174-180
  • Takushi KAZAMA, Takeshi UMEKI, Yasuhiro OKAMURA, Koji ENBUTSU, Osamu TADANAGA, Atsushi TAKADA, Ryoichi KASAHARA. PPLN-Based Low-Noise Phase Sensitive Amplification Using an Optical Phase-Locked Pump. IEICE Transactions on Communications. 2020. E103.B. 11. 1265-1271
  • Yasuhiro Okamura, Atsushi Takada. Waveband-shift-free optical phase conjugator based on difference-frequency generation. Optics Express. 2020. 28. 5. 7596-7596
ｍore...
MISC (74)：
  • 梅木毅伺, 梅木毅伺, 風間拓志, 小林孝行, 高坂繁弘, 岡村康弘, 圓佛晃次, 杉崎隆一, 高田篤, 笠原亮一, et al. PDM-16QAM信号の高利得・WDM一括位相感応光中継増幅. 電子情報通信学会大会講演論文集(CD-ROM). 2018. 2018
  • Kondo Kotaro, Omichi Yuya, Okamura Yasuhiro, Takada Atsushi. B-10-84 Pump phase synchronization experiment using optical phase-lock loop with sum-frequency generation of signal and phase conjugate lights in non-degenerate optical parametric phase-sensitive amplifiers. Proceedings of the IEICE General Conference. 2016. 2016. 2. 377-377
  • Seki Shingo, Okamura Yasuhiro, Takada Atsushi. B-10-81 Phase-Conjugated Twin Waves Transmission on Multi-Span Systems using Nondegenerate Optical Parametric Phase-Sensitive Amplifier Repeaters with Optical Phase-Locked Loop. Proceedings of the IEICE General Conference. 2016. 2016. 2. 374-374
  • Okamura Yasuhiro, Ishimura Naotaka, Hanawa Masanori, Takada Atsushi. B-10-28 Nonlinear Crosstalk Degradation on Symbol-Synchronous WDM Transmission of M-ary Modulated Signals Interleaved with Reference Light. Proceedings of the IEICE General Conference. 2016. 2016. 2. 321-321
  • Ishimura Naotaka, Okamura Yasuhiro, Hanawa Masanori, Takada Atsushi. B-10-22 Mitigation of Dispersion Degradation on Interleaved Signal Transmission by Adjustment of Reference Light Amplitude. Proceedings of the Society Conference of IEICE. 2015. 2015. 2. 186-186
ｍore...
Patents (33)：
  • 波長変換回路及び波長変換方法
  • 任意波長変換回路および複合波長バンド分配型任意波長変換回路
  • 超高速光パケット転送リングネットワーク
  • 光パラメトリック回路
  • 光パルス発生装置
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Books (8)：
  • Information transmission Basics
    KYORITSU SHUPPAN.CO.,LTD 2016
  • OHM大学テキスト 光通信工学
    Ohmsha, Ltd. 2012
  • レーザーハンドブック(第2版) 29章「光通信」2.3節「光増幅技術」及び3.1節「方式」
    Ohmsha, Ltd. 2005
  • 「波長多重通信(WDM,DWDM)における光デバイス・材料技」 2.2.6節「非線形ファイバと利得」
    Technical Information Institute Co., Ltd. 2000
  • Optical phase-sensitive amplification using two phase-locked light sources
    Optical Society of America 1997
ｍore...
Lectures and oral presentations  (285)：
  • Optical Carrier Extraction from Wavelength-Division Multiplexed Phase-Conjugate Twin Waves for Phase-Sensitive Optical Amplifier Repeaters
    (23rd Microoptics Conference 2018)
  • A study on Transmission Quality of Carrier Phase Locked Wavelength Division Multiplexed Optical Fiber Transmission System with Non-Degenerate Phase-Sensitive Optical Amplification
    (Journal of Shikoku-Section Joint Convention of the Institutes of Electrical and Related Engineers 2018)
  • Study on Performance Index of Phase Sensitive Optical Parametric Amplifier for Polarization Multiplexed Signal
    (Journal of Shikoku-Section Joint Convention of the Institutes of Electrical and Related Engineers 2018)
  • Feedback Control of Carrier Component Extraction from Polarization-Division Multiplexed Signal for Optical Phase-Locked Loop in Phase-Sensitive Amplifier Repeaters
    (Journal of Shikoku-Section Joint Convention of the Institutes of Electrical and Related Engineers 2018)
  • Improvement of Symbol Asynchronization Penalty in Fourier-Encoded Synchronous Optical Code Division Multiplexing Systems with Oversampling Detection
    (Journal of Shikoku-Section Joint Convention of the Institutes of Electrical and Related Engineers 2018)
ｍore...
Education (3)：
  • 2005 - 博士(工学)
  • 1984 - 大阪大学大学院基礎工学研究科博士前期課程修了
  • 1982 - Osaka University School of Engineering Science Direct Affiliates
Work history (2)：
  • 2009/04 - 現在 The University of Tokushima
  • 1984/04 - 日本電信電話公社(現 日本電信電話株式会社)入社
Committee career (14)：
  • 2012/04/01 - 2013/04/01 応用物理学会 光学編集委員会委員
  • 2011/04/01 - 2012/03/31 応用物理学会 分科会光学編集委員[2011年度]
  • 2008 - 2008 電子情報通信学会 TPC of Conference on Optical Internet (COIN) 2008, 光通信システム研究専門委員会幹事1999-2000, Associate Editor, Special Issue on 40Gbit/s Optical Transmission Technology in IEICE Transactions, Feb. 2002, 技術と歴史運営委員会委員 2005, 電子情報通信レクチャーシリーズA-2「電子情報通信技術史 -主に日本を中心としたマイルストーン-
  • 2005 - 2006 電子情報通信学会 TPC of Conference on Optical Internet (COIN) 2008, 光通信システム研究専門委員会幹事1999-2000, Associate Editor, Special Issue on 40Gbit/s Optical Transmission Technology in IEICE Transactions, Feb. 2002, 技術と歴史運営委員会委員 2005, 電子情報通信レクチャーシリーズA-2「電子情報通信技術史 -主に日本を中心としたマイルストーン-
  • 2004 - 2005 電子情報通信学会 TPC of Conference on Optical Internet (COIN) 2008, 光通信システム研究専門委員会幹事1999-2000, Associate Editor, Special Issue on 40Gbit/s Optical Transmission Technology in IEICE Transactions, Feb. 2002, 技術と歴史運営委員会委員 2005, 電子情報通信レクチャーシリーズA-2「電子情報通信技術史 -主に日本を中心としたマイルストーン-
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Awards (2)：
  • 2015/01/22 - 公益財団法人康楽会 康楽会賞 位相感応型光増幅中継技術の研究
  • 2014/10/31 - 独立行政法人日本学術振興会 平成26年度「科研費」審査委員の表彰 有意義な審査意見を付していただいた審査委員
Association Membership(s) (4)：
The Laser Society of Japan ,  IEEE ,  The Japan Society of Applied Physics ,  Institute of Electronics, Information and Communication Engineers
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