Rchr
J-GLOBAL ID：200901041121714236   Update date: Jul. 17, 2024

Hirooka Toshihiko

ヒロオカ トシヒコ | Hirooka Toshihiko
Affiliation and department：
Tohoku University Research Institute of Electrical Communication

About Tohoku University Research Institute of Electrical Communication


Job title： Professor
Homepage URL  (1)： http://www.hikari.riec.tohoku.ac.jp
Research field  (1)： Information networks
Research keywords  (3)： 非線形ファイバ光学 ,  光信号処理 ,  超高速光伝送
Research theme for competitive and other funds  (7)：
  • 2021 - 2025 振幅・位相および時間情報を用いた3次元光秘匿通信技術の研究開発
  • 2014 - 2018 多機能なコヒーレントナイキストパルスの提案とそれを用いた超高速・高効率光伝送技術
  • 2009 - 2014 GHz mode-locked pulse laser with simultaneously stabilized optical frequency and repetition rate and its applications
  • 2009 - 2013 超高速光パラボラパルスの発生と光伝送・信号処理への応用
  • 2007 - 2008 Research on 320 Gbit/s-500 km OTDM Transmission Technology
Show all
Papers (262)：
  • Shohei Beppu, Aoto Ishikawa, Takeki Serikawa, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa. Coherent Nyquist optical pulse transmission at nearly 1-Tb/s/λ over 1,600 km with a capacity of 21.5 Tb/s using PS-32 QAM signals. Optics Express. 2024. 32. 9. 16533-16533
  • Masataka Nakazawa, Masato Yoshida, Toshihiko Hirooka. Eigen-function division multiplexed coherent optical transmission in time domain by using higher-order Hermite-Gaussian pulses. Optics Express. 2024. 32. 7. 12682-12682
  • Masataka Nakazawa, Masato Yoshida, Toshihiko Hirooka. Experiments on the Generation of Higher-Order Hermite-Gaussian Pulses From an FM Mode-Locked Laser. IEEE Journal of Quantum Electronics. 2023. 59. 6. 1-16
  • Masato YOSHIDA, Kosuke KIMURA, Toshihiko HIROOKA, Keisuke KASAI, Masataka NAKAZAWA. Demodulation Performance Comparison of High-Speed Coherent Nyquist Pulse Signal with Analog and Digital Demultiplexing Schemes. IEICE Transactions on Communications. 2023. E106.B. 11. 1059-1064
  • Masataka Nakazawa, Masato Yoshida, Toshihiko Hirooka. GAWBS Noise in Digital Coherent Transmission. Journal of Lightwave Technology. 2023. 41. 11. 3358-3371
ｍore...
MISC (118)：
  • 佐藤大晟, 佐藤大晟, 白幡晃一, 白幡晃一, 葛西恵介, 廣岡俊彦, 吉田真人, 中沢正隆. Performance comparison of injection-locked carrier frequency conversion and self-heterodyne detection methods in cohelently-linked optical and wireless transmission. 電子情報通信学会技術研究報告(Web). 2022. 121. 320(OCS2021 33-40)
  • Masataka Nakazawa, Masato Yoshida, Toshihiko Hirooka. Recent progress and challenges toward ultrahigh-speed transmission beyond 10 Tbit/s with optical Nyquist pulses. IEICE ELECTRONICS EXPRESS. 2021. 18. 7
  • 渡邊碧, 吉田真人, 廣岡俊彦, 中沢正隆. Single-channel 1.28 Tbit/s Optical Nyquist Pulse Transmission over 3000 km. 電子情報通信学会大会講演論文集(CD-ROM). 2021. 2021
  • 葛西恵介, 管貴志, 吉田真人, 廣岡俊彦, 中沢正隆. Performance comparison between Fabry-Perot LD based- and ECLD based-injection-locking circuits. 電子情報通信学会大会講演論文集(CD-ROM). 2021. 2021
  • 佐藤耕造, 管貴志, 吉田真人, 葛西恵介, 廣岡俊彦, 中沢正隆. Study on Chromatic Dispersion Dependence of GAWBS Noise. 電子情報通信学会大会講演論文集(CD-ROM). 2021. 2021
ｍore...
Books (1)：
  • フォトニクス基礎
    コロナ社 2009
Professional career (1)：
  • 工学博士 (Osaka University)
Association Membership(s) (3)：
IEEE ,  Optical Society of America ,  電子情報通信学会
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