Updated on 2023/04/11

写真a

 
Kubota Hirokazu
 
Organization
Graduate School of Engineering Division of Electrical and Electronic Engineering Professor
School of Engineering Department of Electrical and Electronic Systems Engineering
Title
Professor
Affiliation
Institute of Engineering
Contact information
メールアドレス

Position

  • Graduate School of Engineering Division of Electrical and Electronic Engineering 

    Professor  2022.04 - Now

  • School of Engineering Department of Electrical and Electronic Systems Engineering 

    Professor  2022.04 - Now

Degree

  • Doctor of Engineering ( Others ) (   The University of Tokyo )

Research Areas

  • Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Communication and network engineering  / Optilal Communication technologies

Research subject summary

  • 光ファイバセンサー

  • 非線形光学

  • 空間多重光通信

Research Career

  • Fiber optic sensors

    optical fiber, fiber grating, interferometer  Individual

    2013.04 - Now 

  • mode division multiplexing communication

    few-mode fiber, mode mux / demux, optical fiber  Individual

    2007 - Now 

  • microstructured fiber

    photonic crystal, band structure, optical fiber, anti-resonant 

    2000 - Now 

  • nonlinear optics

    optical soliton, Kerr effect, self phase modulaiton 

    1986.04 - Now 

  • Optical Soliton Transmission

    optical fiber, Self phase mosulation, NLS  Individual

    1986.04 - Now 

Professional Memberships

  • The Institution of Engineering and Technology (IET)

    2018.09 - Now   Overseas

  • 電気学会

    2018.04 - Now   Domestic

  • The Laser Society of Japan (LSJ)

    2000.11 - Now   Domestic

  • IEEE

    1998.03 - Now   Overseas

  • The Optical Society of America (OSA)

    1991.01 - Now   Overseas

  • Association of the Institute of Electronics, Information and Communication Engineers (IEICE)

    1986.11 - Now   Domestic

▼display all

Committee Memberships (off-campus)

  • 委員   一般財団法人光産業技術振興協会 光ファイバ標準化部会  

    2020.04 - Now 

Awards

  • テレコムシステム技術賞奨励賞

    1997.03   電気通信普及財団  

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    Country:Japan

  • 電子情報通信学会論文賞

    1994.05   電子情報通信学会  

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    Country:Japan

  • 第54回電子情報通信学会学術奨励賞

    1992.03   電子情報通信学会  

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    Country:Japan

Job Career (off-campus)

  • 明治大学   工学部   非常勤講師

    2011.04 - 2013.03

  • 工学院大学   工学部   非常勤講師

    2010.04 - 2010.09

Papers

  • フューモードマルチコアファイバのLP モード間クロストークの評価 Reviewed

    大本 航平、 大橋 正治、 久保田 寛和、 三好 悠司

    電子情報通信学会和文論文誌B 雑誌   J104-B ( 3 )   2021.03

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    Kind of work:Joint Work  

  • Cladding mode loss effect on transmission characteristics of mechanically induced long-period fiber gratings Reviewed

    Yasuhiro Tsutsumi, Kenta Kitahara, Masaharu Ohashi, Hirokazu Kubota, Yuji Miyoshi, Ikuo Yamashita

    Electronics and communications in Japan 雑誌   2020.11

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    Kind of work:Joint Work  

  • IEICE Communications Express, Vol.9, No.7, 330–335Differential group delaymeasurements of few-modefibers using an interferometrictechnique Reviewed

    Momoko Inoue, Masaharu Ohashi, Hirokazu Kubota,Yuji Miyoshi, and Nori Shibata

    IEICE Communications Express, 雑誌 IEICE   9 ( 7 )   2020.07

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    Kind of work:Joint Work  

  • 機械式長周期ファイバグレーティングにおけるクラッドモード損失の伝送特性への影響 Reviewed

    堤 康宏, 北原 健太, 大橋 正治, 久保田 寛和, 三好 悠司, 山下 育男

    電気学会論文誌. C 雑誌 電気学会   140 ( 7 )   2020.07

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    Kind of work:Joint Work  

  • Cladding mode loss effect on transmission characteristics of mechanically induced long-period fiber gratings

    Tsutsumi, Y., Kitahara, K., Ohashi, M., Kubota, H., Miyoshi, Y., Yamashita, I.

    Electronics and Communications in Japan   103 ( 11-12 )   2020( ISSN:1942-9541

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    Publishing type:Research paper (scientific journal)  

    DOI: 10.1002/ecj.12275

  • Cladding mode loss effect on transmission characteristics of mechanically induced long-period fiber gratings,機械式長周期ファイバグレーティングにおけるクラッドモード損失の伝送特性への影響

    Tsutsumi, Y., Kitahara, K., Ohashi, M., Kubota, H., Miyoshi, Y., Yamashita, I.

    IEEJ Transactions on Electronics, Information and Systems   140 ( 7 )   2020( ISSN:1348-8155

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    Publishing type:Research paper (scientific journal)  

    DOI: 10.1541/ieejeiss.140.682

  • Mode recoupling between core and cladding modes of cascaded-LPFGs fabricated with heat-shrinkable tube employing a thin confinement layer

    Yasuhiro Tsutsumi, Takahiro Hase, Masaharu Ohashi, Yuji Miyoshi, Hirokazu Kubota, Ikuo Yamashita

    IEICE Communications Express 雑誌   2019.07

  • Variable Mode Excitation Ratio Method for Measuring Attenuation Coefficients of LP Mode Groups Reviewed

    S. Nozoe, T. Matsui, K. Tsujikawa, M. Taruno, H. Kubota, M. Ohashi, K. Nakajima

    Journal of Lightwave Technology 雑誌   36 ( 12 )   2018.12

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    Kind of work:Joint Work  

  • Unique Loss Characteristics in TE01 Modes of Conventional Photonic Bandgap Fibers Reviewed

    HIROKAZU KUBOTA, NOBUAKI KOSAKE, YUJI MIYOSHI, MASAHARU OHASHI

    Optics Letters 雑誌 OSA   43 ( 11 )   2018.06

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    Kind of work:Joint Work  

    Repository URL: http://hdl.handle.net/10466/16027

  • Direct technique for measuring chromatic dispersion of high-order mode in a few-mode fiber Reviewed

    R. Miyazaki, M. Ohashi, H. Kubota, Y. Miyoshi, N. Shibata, R. Maruyama, N. Kuwaki

    IEICE Commnication Express 雑誌   7 ( 6 )   2018.03

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    Kind of work:Joint Work  

  • Residual dispersion equalization using correlation detection in Nyquist OTDM scheme Reviewed

    K. Morimoto, Y. Miyoshi, H. Kubota, M. Ohashi

    IEICE Commnication Express 雑誌   2017.12

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    Kind of work:Joint Work  

  • Proposal of ending loss estimation technique of LP11 mode Reviewed

    Masaaki TARUNO, Hirokazu KUBOTA, Yuji MIYOSHI, Masaharu OHASHI

    IEICE Trans. B   100 ( 6 )   2017.06

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    Kind of work:Joint Work  

  • Model for estimating the properties of mechanically induced long-period fiber grating based on polarization and applied pressure Reviewed

    Y. Tsutsumi, T. Hase, M. Ohashi, Y. Miyoshi, H. Kubota

    IEICE Commnication Express 雑誌   2017.06

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    Kind of work:Joint Work  

  • Cut-off frequency and number of quantization bits required for correlation receiver in Nyquist OTDM scheme Reviewed

    Y. Miyoshi, H. Okamoto, S. Nakata, H. Kubota, M. Ohashi

    IEICE Commnications Express 雑誌   5 ( 5 )   2017.05

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    Kind of work:Joint Work  

  • Signal degradation due to finite integration time for correlation detection in Nyquist OTDM scheme Reviewed

    Y. Miyoshi, H. Kubota, M. Ohashi

    IEICE Commnication Express 雑誌 IEICE   6 ( 4 )   2017.04

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    Kind of work:Joint Work  

  • 光相関検波を用いたナイキストOTDM方式における受信信号品質にロールオフ率と波長分散が与える影響 Reviewed

    吉田健佑, 三好悠司, 大黒貴弘, 久保田寛和, 大橋正治

    電子情報通信学会論文誌B 雑誌   99B ( 11 )   2016.11

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    Kind of work:Joint Work  

  • Mode-dependent loss measurement of a two-mode fiber using a conventional OTDR Reviewed

    H. Kubota, Y. Miyoshi, M. Ohashi, T. Mori, T. Matsui, K. Nakajima

    IEICE Communications Express   5 ( 8 )   2016.08

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    Kind of work:Joint Work  

  • Experimental demonstration of correlation detection with limited receiver bandwidth in Nyquist OTDM scheme Reviewed

    Yuji Miyoshi, Hirokazu Kubota1, Masaharu Ohashi1

    IEICE Communications Express 雑誌   5 ( 2 )   2015.02

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    Kind of work:Joint Work  

  • ウォークオフフリー非線形光ループミラーを用いた光サンプラーの設計とFWMによる出力光エネルギー変動 Reviewed

    三好悠司、 渡辺真也、 奥中雄大、 大橋正治、久保田寛和

    和文論文誌B 雑誌 電子情報通信学会   97 ( 12 )   2014.12

  • Longitudinal Fiber Parameter Measurements of Multi-core Fiber Using OTDR Reviewed

    Masaharu Ohashi, Yuji Miyoshi, Hirokazu Kubota, Ryo Maruyama、 Nobuo Kuwaki

    Optics Express 雑誌 OSA   22 ( 24 )   2014.12

  • Technique for measureing mode power of two mode ber II ;Experiment Reviewed

    Hirokazu Kubota, Yuji Miyoshi, and Masaharu Ohashi,

    Electron.Express 雑誌 IEICE   11 ( 15 )   2014.08

  • マルチコア光ファイバのコア形状パラメータのクロストークへの影響 Reviewed

    山本 修平、大橋 正治、三好 悠司、久保田 寛和

    和文論文誌B 雑誌 電子情報通信学会   97 ( 8 )   2014.08

  • Plug-and-play Optical Interconnection using Digital Coherent Technology for Resilient Network based on Movable and Deployable ICT Reviewed

    T. Komukai, H. Kubota, and T. Sakano

    IEICE TRANSACTIONS EB 雑誌 IEICE   97 ( 7 )   2014.07

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    Kind of work:Joint Work  

  • Nyquist OTDM scheme using optical root-Nyquist pulse and optical correlation receiver Reviewed

    Y. Miyoshia, H. Kubota, and M. Ohash

    IEICE Electron. Express 雑誌 IEICE   11 ( 2 )   2014.01

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    Kind of work:Joint Work  

  • Technique for measuring mode power of two mode fiber Reviewed

    A. Watase, H. kubota, Y. Miyoshi, and M. Ohashi

    IEICE Electron Express 雑誌 IEICE   10 ( 21 )   2013.11

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    Kind of work:Joint Work  

  • Three-mode multi/demultiplexing experiment using PLC mode multiplexer and its application to 2+1 mode bi-directional optical communication Reviewed

    H. Kubota, M. Oguma, and H. Takara

    IEICE Electron Express 雑誌 IEICE   10 ( 12 )   2013.06

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    Kind of work:Joint Work  

  • 1000-km 7-core fiber transmission of 10 x 96-Gb/s PDM-16QAM using Raman amplification with 65 W per fiber Reviewed

    H. Takara, H. Ono, Y. Abe, H. Masuda, K. Takenaga, S. Matsuo, H. kubota, K. Shibahara, T. Kobayashi, and Y. Miaymoto

    Optics Express 雑誌 OSA   20 ( 9 )   2012.09

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    Kind of work:Joint Work  

  • T-shaped mode coupler for two-mode mode division multiplexing Reviewed

    Kubota, H; Takara, H; Morioka, T

    IEICE ELECTRONICS EXPRESS 雑誌 IEICE   8 ( 22 )   2011.11

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    Kind of work:Joint Work  

  • Few-mode optical fiber for mode-division multiplexing Reviewed

    Kubota, H; Morioka, T

    OPTICAL FIBER TECHNOLOGY 雑誌   17 ( 5 )   2011.10

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    Kind of work:Joint Work  

  • Intermodal group velocity dispersion of few-mode fiber Reviewed

    Kubota, H; Takara, H; Nakagawa, T; Matsui, M; Morioka, T

    IEICE ELECTRONICS EXPRESS 雑誌 IEICE   7 ( 20 )   2010.10

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    Kind of work:Joint Work  

  • Influence of Intrachannel Crosstalk With Frequency Dependence on Signal Degradation in Optical Switch Network Reviewed

    Yamamoto, S; Yoshimatsu, T; Takara, H; Komukai, T; Hashizume, Y; Kubota, H; Masuda, H; Jinno, M; Takada, A

    JOURNAL OF LIGHTWAVE TECHNOLOGY 雑誌 IEEE   27 ( 24 )   2009.12

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    Kind of work:Joint Work  

  • Simple analysis of water-filled hollow-core silica photonic bandgap fiber Reviewed

    Kubota, H; Kawanishi, S; Notomi, M

    IEICE ELECTRONICS EXPRESS 雑誌 IEICE   6 ( 12 )   2009.06

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    Kind of work:Joint Work  

  • Dispersion controlled and polarization maintaining photonic crystal fibers for high performance network systems Reviewed

    Kawanishi, S; Yamamoto, T; Kubota, H; Tanaka, M; Yamaguchi, SI

    IEICE TRANSACTIONS ON ELECTRONICS 雑誌 IEICE   E87C ( 3 )   2004.03

  • Highly nonlinear dispersion-flattened polarization-maintaining photonic crystal fiber in 1.55 mu m region Reviewed

    Yamamoto, T; Kubota, H; Kawanishi, S; Tanaka, M; Yamaguchi, SI

    IEICE TRANSACTIONS ON ELECTRONICS 雑誌 IEICE   E87C ( 2 )   2004.02

  • Absolutely single polarization photonic crystal fiber Reviewed

    Kubota, H; Kawanishi, S; Koyanagi, S; Tanaka, M; Yamaguchi, S

    IEEE PHOTONICS TECHNOLOGY LETTERS 雑誌   16 ( 1 )   2004.01

  • Supercontinuum generation at 1.55 mu m in a dispersion-flattened polarization-maintaining photonic crystal fiber Reviewed

    Yamamoto, T; Kubota, H; Kawanishi, S; Tanaka, M; Yamaguchi, S

    OPTICS EXPRESS 雑誌 OSA   11 ( 13 )   2003.06

  • Photonic crystal fibers and their application to optical communications Reviewed

    Kawanishi, S; Kubota, H

    NTT REVIEW 雑誌   15 ( 1 )   2003.01

  • Optical properties of a low-loss polarization-maintaining photonic crystal fiber Reviewed

    Suzuki, K; Kubota, H; Kawanishi, S; Tanaka, M; Fujita, M

    OPTICS EXPRESS 雑誌 OSA   9 ( 13 )   2001.12

  • High-speed bi-directional polarisation division multiplexed optical transmission in ultra low-loss (1.3 dB/km) polarisation-maintaining photonic crystal fibre Reviewed

    Suzuki, K; Kubota, H; Kawanishi, S; Tanaka, M; Fujita, M

    ELECTRONICS LETTERS 雑誌 IEE   37 ( 23 )   2001.11

  • Propagation of a solitonlike nonlinear pulse in average normal group-velocity dispersion and its unsuitability for high-speed, long-distance optical transmission Reviewed

    Nakazawa, M; Sahara, A; Kubota, H

    JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS 雑誌   18 ( 4 )   2001.04

  • 40-Gb/s RZ transmission over a transoceanic distance in a dispersion managed standard fiber using a modified inline synchronous modulation method Reviewed

    Sahara, A; Inui, T; Komukai, T; Kubota, H; Nakazawa, M

    JOURNAL OF LIGHTWAVE TECHNOLOGY 雑誌   18 ( 10 )   2000.10

  • Recent progress in soliton transmission technology Reviewed

    Nakazawa, M; Kubota, H; Suzuki, K; Yamada, E; Sahara, A

    CHAOS 雑誌   10 ( 3 )   2000.09

  • Fundamentals of stable continuum generation at high repetition rates Reviewed

    Tamura, KR; Kubota, H; Nakazawa, M

    IEEE JOURNAL OF QUANTUM ELECTRONICS 雑誌 IEEE   36 ( 7 )   2000.07

  • 40-Gb/s RZ transmission over transoceanic distance in a dispersion managed standard fiber using a new inline synchronous modulation method Reviewed

    Sahara, A; Inui, T; Komukai, T; Kubota, H; Nakazawa, M

    IEEE PHOTONICS TECHNOLOGY LETTERS 雑誌   12 ( 6 )   2000.06

  • 640Gbit/s (40 Gbit/s x 16 channel) dispersion-managed DWDM soliton transmission over 1000km with spectral efficiency of 0.4bit/Hz Reviewed

    Suzuki, K; Kubota, H; Sahara, A; Nakazawa, M

    ELECTRONICS LETTERS 雑誌   36 ( 5 )   2000.03

  • Ultrahigh-speed long-distance TDM and WDM soliton transmission technologies Reviewed

    Nakazawa, M; Kubota, H; Suzuki, K; Yamada, E; Sahara, A

    IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS 雑誌   6 ( 2 )   2000.03

  • Analyses of coherence-maintained ultrashort optical pulse trains and supercontinuum generation in the presence of soliton-amplified spontaneous-emission interaction Reviewed

    Kubota, H; Tamura, KR; Nakazawa, M

    JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS 雑誌   16 ( 12 )   1999.12

  • 160Gbit/s (80Gbit/s x 2 channels) WDM soliton transmission over 10000 km using in-line synchronous modulation Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H

    ELECTRONICS LETTERS 雑誌   35 ( 16 )   1999.08

  • Random evolution and coherence degradation of a high-order optical soliton train in the presence of noise Reviewed

    Nakazawa, M; Kubota, H; Tamura, K

    OPTICS LETTERS 雑誌 OSA   24 ( 5 )   1999.03

  • Comparison of the dispersion allocated WDM (10 Gbit/s x 10 channels) optical soliton and NRZ systems using a Q map Reviewed

    Sahara, A; Kubota, H; Nakazawa, M

    OPTICS COMMUNICATIONS 雑誌   160 ( 2 )   1999.02

  • Single-channel 80Gbit/s soliton transmission over 10000km using in-line synchronous modulation Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H

    ELECTRONICS LETTERS 雑誌 IEE   35 ( 2 )   1999.01

  • Ultra-high speed soliton transmission in presence of polarisation mode dispersion using in-line synchronous modulation Reviewed

    Sahara, A; Kubota, H; Nakazawa, M

    ELECTRONICS LETTERS 雑誌 IEE   35 ( 1 )   1999.01

  • 40Gbit/s soliton transmission field experiment over 1360km using in-line soliton control Reviewed

    Suzuki, K; Kubota, H; Komukai, T; Yamada, E; Imai, T; Tamura, K; Sahara, A; Nakazawa, M

    ELECTRONICS LETTERS 雑誌 IEE   34 ( 22 )   1998.10

  • Single channel 40Gbit/s soliton transmission field experiment over 1000km in Tokyo metropolitan optical loop network using dispersion compensation Reviewed

    Sahara, A; Suzuki, K; Kubota, H; Komukai, T; Yamada, E; Imai, T; Tamura, K; Nakazawa, M

    ELECTRONICS LETTERS 雑誌 IEE   34 ( 22 )   1998.10

  • Coherence degradation in the process of supercontinuum generation in an optical fiber Reviewed

    Nakazawa, M; Tamura, K; Kubota, H; Yoshida, E

    OPTICAL FIBER TECHNOLOGY 雑誌   4 ( 2 )   1998.04

  • 40Gbit/s single channel optical soliton transmission over 70000km using in-line synchronous modulation and optical filtering Reviewed

    Suzuki, K; Kubota, H; Sahara, A; Nakazawa, M

    ELECTRONICS LETTERS 雑誌   34 ( 1 )   1998.01

  • 160Gbit/s WDM (20Gbit/s x 8 channels) soliton transmission over 10000km using in-line synchronous modulation and optical filtering Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Sahara, A; Yamada, E

    ELECTRONICS LETTERS 雑誌 IEE   34 ( 1 )   1998.01

  • Marked increase in power margin through the use of dispersion-allocated soliton and evaluation of transmission characteristics using Q map: Comparison between D-A soliton, NRZ pulse, and RZ pulse at zero GVD Reviewed

    Nakazawa, M; Sahara, A; Kubota, H

    ELECTRONICS AND COMMUNICATIONS IN JAPAN PART I-COMMUNICATIONS 雑誌 IEE   80 ( 12 )   1997.12

  • Numerical and experimental comparison of soliton, RZ pulse and NRZ pulses under two-step dispersion allocation Reviewed

    Nakazawa, M; Yamada, E; Kubota, H; Yamamoto, T; Sahara, A

    ELECTRONICS LETTERS 雑誌 IEE   33 ( 17 )   1997.08

  • Optimum fiber dispersion for two-step dispersion-allocated optical soliton, RZ at zero GVD and NRZ systems Reviewed

    Sahara, A; Kubota, H; Nakazawa, M

    IEEE PHOTONICS TECHNOLOGY LETTERS 雑誌   9 ( 8 )   1997.08

  • 100Gbit/s WDM (20Gbit/sx5 channels) soliton transmission over 10000km using in-line synchronous modulation and optical filtering Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Sahara, A; Yamada, E

    ELECTRONICS LETTERS 雑誌   33 ( 14 )   1997.07

  • Generation and transmission of optical soliton pulses Reviewed

    Nakazawa, M; Kubota, H; Yamada, E

    ELECTRONICS AND COMMUNICATIONS IN JAPAN PART II-ELECTRONICS 雑誌   80 ( 4 )   1997.04

  • 10Gbit/s, 10600km, dispersion-allocated soliton transmission using conventional 1.3 mu m singlemode fibres Reviewed

    Yamada, E; Kubota, H; Yamamoto, T; Sahara, A; Nakazawa, M

    ELECTRONICS LETTERS 雑誌 IEE   33 ( 7 )   1997.03

  • 60Gbit/s WDM (20 Gbit/s x 3 unequally spaced channels) soliton transmission over 10000 km using in-line synchronous modulation and optical filtering Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Yamada, E

    ELECTRONICS LETTERS 雑誌 IEE   32 ( 18 )   1996.08

  • Marked increase in the power margin through the use of a dispersion-allocated soliton Reviewed

    Nakazawa, M; Kubota, H; Sahara, A; Tamura, K

    IEEE PHOTONICS TECHNOLOGY LETTERS 雑誌   8 ( 8 )   1996.08

  • Q-factor contour mapping for evaluation of optical transmission systems: Soliton against NRZ against RZ pulse at zero group velocity dispersion Reviewed

    Sahara, A; Kubota, H; Nakazawa, M

    ELECTRONICS LETTERS 雑誌   32 ( 10 )   1996.05

  • 40 Gbit/s WDM (10Gbit/sx4 unequally spaced channels) soliton transmission over 10000 km using synchronous modulation and narrow band optical filtering Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Kimura, Y; Yamada, E; Tamura, K; Komukai, T; Imai, T

    ELECTRONICS LETTERS 雑誌   32 ( 9 )   1996.04

  • Nonlinear pulse transmission through an optical fiber at zero-average group velocity dispersion Reviewed

    Nakazawa, M; Kubota, H; Tamura, K

    IEEE PHOTONICS TECHNOLOGY LETTERS 雑誌   8 ( 3 )   1996.03

  • Soliton transmission field experiment Reviewed

    Kubota, H; Nakazawa, M

    NTT REVIEW 雑誌   8 ( 2 )   1996.03

  • Soliton Transmission At 20 Gbit/s Over 2000 km In Tokyo Metropolitan Optical Network Reviewed

    Nakazawa, M; Kimura, Y; Suzuki, K; Kubota, H; Komukai, T; Yamada, E; Sugawa, T; Yoshida, E; Yamamoto, T; Imai, T; Sahara, A; Yamauchi, O; Umezawa, M

    ELECTRONICS LETTERS 雑誌   31 ( 17 )   1995.08

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    Kind of work:Joint Work  

  • Analyses Of The Dispersion-Allocated Bright and Dark Solitons Reviewed

    Nakazawa, M; Kubota, H

    JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS 雑誌   34 ( 7B )   1995.07

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  • Polarization Dependence of Femtosecond Soliton-Soliton Interactions In Dispersion-Shifted Fiber Reviewed

    Sugawa, T; Kubota, H; Nakazawa, M

    OPTICS LETTERS 雑誌 OSA   20 ( 13 )   1995.07

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    Kind of work:Joint Work  

  • Field Demonstration of Soliton Transmission at 10 Gbit/s Over 2000 km In Tokyo Metropolitan Optical Loop Network Reviewed

    Nakazawa, M; Kimura, Y; Suzuki, K; Kubota, H; Komukai, T; Yamada, E; Sugawa, T; Yoshida, E; Yamamoto, T; Imai, T; Sahara, A; Nakazawa, H; Yamauchi, O; Umezawa, M

    ELECTRONICS LETTERS 雑誌 IEE   31 ( 12 )   1995.06

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  • Construction of a Dispersion-Allocated Soliton Transmission-Line Using Conventional Dispersion-Shifted Nonsoliton Fibers Reviewed

    Nakazawa, M; Kubota, H

    JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS 雑誌   34 ( 6A )   1995.06

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  • Optical Soliton Communication in a Positively and Negatively Dispersion-Allocated Optical-Fiber Transmission-Line Reviewed

    Nakazawa, M; Kubota, H

    ELECTRONICS LETTERS 雑誌   31 ( 3 )   1995.02

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    Kind of work:Joint Work  

  • Soliton Transmission Control For Ultra-High-Speed System Reviewed

    Kubota, H; Nakazawa, M

    IEICE TRANSACTIONS ON ELECTRONICS 雑誌 IEICE   E78C ( 1 )   1995.01

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    Kind of work:Joint Work  

  • Polarization Dependence of Soliton-Interactions in Femtosecond Soliton Transmission Reviewed

    Sugawa, T; Kurokawa, K; Kubota, H; Nakazawa, M

    IEICE TRANSACTIONS ON ELECTRONICS 雑誌 IEICE   E78C ( 1 )   1995.01

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  • Generation of a 170 fs, 10 GHz Transform-Limited Pulse-Train at 1.55-µm Using a Dispersion-Decreasing, Erbium-Doped Active Soliton Compressor Reviewed

    Nakazawa, M; Yoshida, E; Kubota, H; Kimura, Y

    ELECTRONICS LETTERS 雑誌 IEE   30 ( 24 )   1994.11

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    Kind of work:Joint Work  

  • Soliton Self-Frequency Shift In Orthogonally Polarized Femtosecond Solitons Reviewed

    Sugawa, T; Kurokawa, K; Kubota, H; Nakazawa, M

    ELECTRONICS LETTERS 雑誌 IEE   30 ( 23 )   1994.11

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    Kind of work:Joint Work  

  • Femtosecond Soliton-Interactions In a Distributed Erbium-Doped Fiber Amplifier Reviewed

    Kurokawa, K; Kubota, H; Nakazawa, M

    IEEE JOURNAL OF QUANTUM ELECTRONICS 雑誌   30 ( 9 )   1994.09

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    Kind of work:Joint Work  

  • Straight-Line Soliton Data-Transmission at 20 Gbit/s Beyond Gordon-Haus Limit Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Yamada, E; Kimura, Y

    ELECTRONICS LETTERS 雑誌 IEE   30 ( 16 )   1994.08

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    Kind of work:Joint Work  

  • Optical Soliton Communication-System Using Erbium-Doped Fiber Amplifiers Reviewed

    Suzuki, K; Yamada, E; Kubota, H; Nakazawa, M

    FIBER AND INTEGRATED OPTICS 雑誌   13 ( 1 )   1994.01

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    Kind of work:Joint Work  

  • Soliton Transmission With Long Amplifier Spacing Under Soliton Control Reviewed

    Kubota, H; Nakazawa, M

    ELECTRONICS LETTERS 雑誌   29 ( 20 )   1993.09

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    Kind of work:Joint Work  

  • Active Q-Switching and Mode-Locking In A 1.53-µm Fiber Ring Laser With Saturable Absorption In Erbium-Doped Fiber at 4.2-K Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Kimura, Y

    OPTICS LETTERS 雑誌 OSA   18 ( 18 )   1993.09

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    Kind of work:Joint Work  

  • Straight-Line Soliton Data Transmissions Over 2000 km at 20 Gbit/s and 1000 km at 40 Gbit/s Using Erbium-Doped Fiber Amplifiers Reviewed

    Nakazawa, M; Suzuki, K; Yamada, E; Kubota, H; Kimura, Y

    ELECTRONICS LETTERS 雑誌 IEE   29 ( 16 )   1993.08

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    Kind of work:Joint Work  

  • Soliton Transmission Control In Time And Frequency Domains Reviewed

    Kubota, H; Nakazawa, M

    IEEE JOURNAL OF QUANTUM ELECTRONICS 雑誌 IEEE   29 ( 7 )   1993.07

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    Kind of work:Joint Work  

  • Experimental Demonstration of Soliton Data-Transmission Over Unlimited Distances With Soliton Control In Time and Frequency Domains Reviewed

    Nakazawa, M; Suzuki, K; Yamada, E; Kubota, H; Kimura, Y; Takaya, M

    ELECTRONICS LETTERS 雑誌 IEE   29 ( 9 )   1993.04

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    Kind of work:Joint Work  

  • Ultrahigh Speed Optical Soliton Communication Using Erbium-Doped Fiber Amplifiers Reviewed

    Yamada, E; Suzuki, K; Kubota, H; Nakazawa, M

    IEICE TRANSACTIONS ON COMMUNICATIONS 雑誌 IEICE   E76B ( 4 )   1993.04

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    Kind of work:Joint Work  

  • Self-Q-Switching and Mode-Locking In A 1.53-µm Fiber Ring Laser With Saturable Absorption In Erbium-Doped Fiber at 4.2-K Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Kimura, Y

    OPTICS LETTERS 雑誌 OSA   18 ( 8 )   1993.04

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    Kind of work:Joint Work  

  • Physical Interpretation of Reduction of Soliton Interaction Forces by Bandwidth Limited Amplification – Reply Reviewed

    Nakazawa, M; Kubota, H

    ELECTRONICS LETTERS 雑誌 IEE   29 ( 2 )   1993.01

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    Kind of work:Joint Work  

  • Significant Modification of Femtosecond Soliton Interaction in Gain Medium by Small Subpulses Reviewed

    Kurokawa, K; Kubota, H; Nakazawa, M

    ELECTRONICS LETTERS 雑誌 IEE   28 ( 25 )   1992.12

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    Kind of work:Joint Work  

  • Soliton Self-Frequency Shift Accelerated by Femtosecond Soliton Interaction Reviewed

    Kurokawa, K; Kubota, H; Nakazawa, M

    ELECTRONICS LETTERS 雑誌 IEE   28 ( 22 )   1992.10

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    Kind of work:Joint Work  

  • Infinite-Distance Soliton Transmission With Soliton Controls in Time and Frequency Domains Reviewed

    Nakazawa, M; Kubota, H; Yamada, E; Suzuki, K

    ELECTRONICS LETTERS 雑誌 IEE   28 ( 12 )   1992.06

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    Kind of work:Joint Work  

  • Physical Interpretation of Reduction of Soliton Interaction Forces by Bandwidth Limited Amplification Reviewed

    Nakazawa, M; Kubota, H

    ELECTRONICS LETTERS 雑誌 IEE   28 ( 10 )   1992.05

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    Kind of work:Joint Work  

  • 10 Gbit/s, 1200 km Error-Free Soliton Data-Transmission Using Erbium-Doped Fiber Amplifiers Reviewed

    Nakazawa, M; Suzuki, K; Yamada, E; Kubota, H; Kimura, Y

    ELECTRONICS LETTERS 雑誌 IEE   28 ( 9 )   1992.04

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    Kind of work:Joint Work  

  • Coherent Pi-Pulse Propagation With Pulse Breakup in an Erbium-Doped Fiber Wave-Guide Amplifier Reviewed

    Nakazawa, M; Suzuki, K; Kimura, Y; Kubota, H

    PHYSICAL REVIEW A 雑誌   45 ( 5 )   1992.03

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    Kind of work:Joint Work  

  • Partial Soliton Communication-System Reviewed

    Kubota, H; Nakazawa, M

    OPTICS COMMUNICATIONS 雑誌   87 ( 41641 )   1992.01

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    Kind of work:Joint Work  

  • A New Technique for Optical Soliton Communication Reviewed

    Kubota, H; Yamada, E; Nakazawa, M

    NTT REVIEW 雑誌   3 ( 6 )   1991.11

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    Kind of work:Joint Work  

  • Coexistence of a Self-Induced-Transparency Soliton And A Nonlinear Schrodinger Soliton in an Erbium-Doped Fiber Reviewed

    Nakazawa, M; Yamada, F; Kubota, H

    PHYSICAL REVIEW A 雑誌   44 ( 9 )   1991.11

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    Kind of work:Joint Work  

  • Femtosecond Optical Soliton Transmission Over Long Distances Using Adiabatic Trapping and Soliton Standardization Reviewed

    Nakazawa, M; Kubota, H; Kurokawa, K; Yamada, E

    JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS 雑誌   8 ( 9 )   1991.09

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    Kind of work:Joint Work  

  • Observation of Nonlinear-Interactions In 20 Gbit/s Soliton Transmission Over 500 km Using Erbium-Doped Fiber Amplifiers Reviewed

    Nakazawa, M; Suzuki, K; Yamada, E; Kubota, H

    ELECTRONICS LETTERS 雑誌 IEE   27 ( 18 )   1991.08

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    Kind of work:Joint Work  

  • 10 Gbit/s Soliton Data-Transmission Over One Million Kilometers Reviewed

    Nakazawa, M; Yamada, E; Kubota, H; Suzuki, K

    ELECTRONICS LETTERS 雑誌 IEE   27 ( 14 )   1991.07

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    Kind of work:Joint Work  

  • Recent Progress on Optical Soliton Communication Reviewed

    Kubota, H; Nakazawa, M

    IEICE TRANSACTIONS ON COMMUNICATIONS ELECTRONICS INFORMATION AND SYSTEMS 雑誌 IEICE   74 ( 6 )   1991.06

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    Kind of work:Joint Work  

  • Coexistence of Self-Induced Transparency Soliton and Nonlinear Schrodinger Soliton Reviewed

    Nakazawa, M; Yamada, E; Kubota, H

    PHYSICAL REVIEW LETTERS 雑誌   66 ( 20 )   1991.05

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    Kind of work:Joint Work  

  • Dynamic Optical Soliton Communication Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Yamada, E; Kimura, Y

    IEEE JOURNAL OF QUANTUM ELECTRONICS 雑誌   26 ( 12 )   1990.12

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    Kind of work:Joint Work  

  • Observation of The Trapping of an Optical Soliton by Adiabatic Gain Narrowing and Its Escape Reviewed

    Nakazawa, M; Kurokawa, K; Kubota, H; Yamada, E

    PHYSICAL REVIEW LETTERS 雑誌   65 ( 15 )   1990.10

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    Kind of work:Joint Work  

  • Maximum Transmission Capacity of a Soliton Communication-System With Lumped Amplifiers Reviewed

    Kubota, H; Nakazawa, M

    ELECTRONICS LETTERS 雑誌   26 ( 18 )   1990.08

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    Kind of work:Joint Work  

  • Femtosecond Erbium-Doped Optical Fiber Amplifier Reviewed

    Nakazawa, M; Kurokawa, K; Kubota, H; Suzuki, K; Kimura, Y

    APPLIED PHYSICS LETTERS 雑誌   57 ( 7 )   1990.08

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    Kind of work:Joint Work  

  • Long-Distance Optical Soliton Transmission With Lumped Amplifiers Reviewed

    Kubota, H; Nakazawa, M

    IEEE JOURNAL OF QUANTUM ELECTRONICS 雑誌   26 ( 4 )   1990.04

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    Kind of work:Joint Work  

  • Generation Of 72-fs Pulse From a Cavity Dumped, Synchronously Pumped Dye-Laser With a Single Jet Reviewed

    Kurokawa, K; Kubota, H; Nakazawa, M

    OPTICS COMMUNICATIONS 雑誌   73 ( 4 )   1989.10

  • Wavelength Multiple Soliton Amplification and Transmission With An Er3+-Doped Optical Fiber Reviewed

    Nakazawa, M; Kimura, Y; Suzuki, K; Kubota, H

    JOURNAL OF APPLIED PHYSICS 雑誌   66 ( 7 )   1989.10

  • The Modulational Instability Laser 2. Theory Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Haus, H.A.

    IEEE JOURNAL OF QUANTUM ELECTRONICS 雑誌   25 ( 9 )   1989.09

  • High-Order Solitons and The Modulational Instability Reviewed

    Nakazawa, M; Suzuki, K; Kubota, H; Haus, H.A.

    PHYSICAL REVIEW A 雑誌   39 ( 11 )   1989.06

  • Study of Optical Pulse-Compression With Higher-Order Nonlinearity and Dispersion Reviewed

    Kubota, H; Nakazawa, M

    JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS 雑誌   28 ( 4 )   1989.04

  • 48 fs, 190 kw Pulse Generation From a Cavity Dumped, Synchronously Pumped Dye-Laser Reviewed

    Kurokawa, K; Kubota, H; Nakazawa, M

    OPTICS COMMUNICATIONS 雑誌   68 ( 4 )   1988.10

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    Kind of work:Joint Work  

  • 29-fsec Pulse Generation From a Linear-Cavity Synchronously Pumped Dye-Laser Reviewed

    Kubota, H; Kurokawa, K; Nakazawa, M

    OPTICS LETTERS 雑誌 OSA   13 ( 9 )   1988.09

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    Kind of work:Joint Work  

  • Compensation Of Nonlinear Chirp Generated By Self-Steepening Using 3rd-Order Dispersion Of A Grating Pair Reviewed

    Kubota, H; Nakazawa, M

    OPTICS COMMUNICATIONS 雑誌   66 ( 2-3 )   1988.04

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    Kind of work:Joint Work  

  • 55-kw, 240-fs Pulse Generation From a Cavity Dumped, Synchronously Pumped Dye-Laser And Its Application To Pulse-Compression Reviewed

    Nakazawa, M; Nakashima, T; Kubota, H; Seikai, S

    APPLIED PHYSICS LETTERS 雑誌   51 ( 10 )   1987.09

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    Kind of work:Joint Work  

  • 65-Femtosecond Pulse Generation From A Synchronously Pumped Dye-Laser Without A Colliding-Pulse Mode-Locking Technique Reviewed

    Nakazawa, M; Nakashima, T; Kubota, H; Seikai, S

    OPTICS LETTERS 雑誌 OSA   12 ( 9 )   1987.09

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    Kind of work:Joint Work  

  • Hyperfine Interactions Of Beta-Emitting N-12 In Gan Crystal Reviewed

    Kubota, H; Matsuta, K; Nojiri, Y; Minamisono, T; Itoh, N; Kawabata, T; Koike, S

    HYPERFINE INTERACTIONS 雑誌   35 ( 4 )   1987.04

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Books and Other Publications

  • フォトニック結晶技術の応用

     川上彰二郎, 納富雅也, 大寺康夫, 小柴正則, Chin-CHang Chang, 伊藤龍雄, 宮本欽生, 桐原聡秀, 中沢正隆, 久保田寛和, 藤田盛行, 野田進, 浅川潔, 杉本喜正, 池田直樹, 平山秀樹, 青木画奈, 宮崎英樹, 谷正彦, 武田三男, 馬場俊彦, 瀬川勇三郎, 大高一雄, 川島貴之, 佐藤尚, 山田博仁, 和田一実, 益田秀樹, 三澤弘明 ( Role: Joint author)

    CMC出版  2007.07  ( ISSN:4-88231-925-2

  • 超高速光エレクトロニクス技術ハンドブック

     小林 孝嘉, 藤 貴夫, 小川 憲介, 山下 幹雄, 小林 哲郎, 戸丸辰也, 鳥塚健二, 植村 禎夫, 高田 英行, 小林 洋平, 横山弘之, 小川洋, 佐々木 豊, 横田 浩久, 久保田寛和, 萩行正憲, 大竹秀幸 猿倉 信彦, 谷內 哲夫, 高橋 宏典, 橋本 秀樹, 渡部俊太郎, 小野 晋吾, 関川太郎, 鍋川 康夫 近藤 公伯, 江馬一弘, 酒井優, 永妻 忠夫, 溝口 幸司, 長谷宗明, 谷 正彦, 美濃島 薫, 吉田春彦, 和田修, 鈴木信夫, 井須俊郎, 河口仁司, 田島 一人, 李英根, 鍬塚治彦, 藤井 陽一, 大高一雄, 瀬川勇三郎, 野田進, 尾辻 泰一, 楳田洋太郎( Role: Joint author)

    REALIZE社  2003.07  ( ISSN:4-89808-042-1

  • フォトニック結晶技術とその応用

     川上彰二郎, 納富雅也, 大寺康夫, 小柴正則, Chin-CHang Chang, 伊藤龍雄, 宮本欽生, 桐原聡秀, 中沢正隆, 久保田寛和, 藤田盛行, 野田進, 浅川潔, 杉本喜正, 池田直樹, 平山秀樹, 青木画奈, 宮崎英樹, 谷正彦, 武田三男, 馬場俊彦, 瀬川勇三郎, 大高一雄, 川島貴之, 佐藤尚, 山田博仁, 和田一実, 益田秀樹, 三澤弘明 ( Role: Joint author)

    CMC出版  2002.03  ( ISSN:4-88231-337-5

  • FP-1100 100%活用法

     辻秀之,畠 吉彥,久保田寛和,五十嵐寧史,今西宏,裁原岳史,坂崎浩久,山下善之,市原昌文,寺尾 修,松下滋,神谷正義,西山 純,西部伸二,太平浩,竹元章憲,長谷安規,長谷川一郎,追分基一,鶴見直樹,田部一久,嶋田宏道,藤田毅,萩原岳史,萩野明生,疋田哲也,北田晴彦,桝田敏雄,有倉球宏,林正人,德永武,黑木博( Role: Joint author)

    技術評論社  1984.12  ( ISSN:4-87408-273-4

Presentations

  • FIRフィルタを用いた非線形劣化の低減に関する一検討 Domestic conference

    高嶋孝樹、三好悠司、久保田寛和

    電子情報通信学会 光通信システム研究会(OCS)  2023.02  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:ハイブリッド開催, くくる糸満/オンライン  

  • LPFG型モード変換器の広帯域化 Domestic conference

    岡垣潤平、久保田寛和、三好悠司

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2023.01  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:ハイブリッド開催, キャンパスプラザ京都 /オンライン  

  • 光相関検波を用いたナイキストWDM信号のアイパターン観測法における積分回路とADコンバータの影響 Domestic conference

    池端耕平、三好悠司、久保田寛和

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2023.01  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:ハイブリッド開催, キャンパスプラザ京都 /オンライン  

  • [招待講演] 長周期ファイバグレーティングの空間多重 通信技術への応用 Domestic conference

    久保田寛和

    レーザー学会学術講演会第43回年次大会  2023.01  レーザー学会

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    Presentation type:Oral presentation (general)  

    Venue:ウインクあいち(愛知県産業労働センター)  

  • 非線形光学効果を用いたルートナイキストパルス発生法と波長分散依存性 Domestic conference

    磯崎日出人、久保田寛和、三好悠司

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2022.10  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:ハイブリット開催 かながわ県民センター /オンライン  

  • 光ファイバの波長分散を考慮した振幅変調光ソリトン伝送の雑音低減技術   Domestic conference

    坂元一輝、久保田寛和、三好悠司

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2022.10  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:ハイブリット開催 かながわ県民センター /オンライン  

  • ファイバ特性を用いたルートナイキストパルス発生法におけるファイバ損失依存性 Domestic conference

    内田享佑, 磯崎日出人, 三好悠司, 久保田寛和

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2022.08  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:オンライン開催  

  • Simultaneous Core and Mode Switch Using Cascaded LPFG Written on Heterogeneous Multicore Fibers International conference

    Hirokazu Kubota, Koki Taguchi, Yuji Miyoshi

    OECC/PSC 2022  2022.07  IEICE, IEEE, OPTICA

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    Presentation type:Oral presentation (general)  

    Venue:Toyama, Japan  

  • 光ソリトンを用いた振幅多値伝送の特性 Domestic conference

    廣瀬進太,三好 輝, 三好悠司, 久保田寛和

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2022.05  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:青森市,ハイブリッド  

  • Beyond 5G通信インフラを高効率に構成するメトロアクセス光技術 Domestic conference

    猪原涼、吉田剛、鈴木恵治郎、丸田章博、久保田寛和

    2022年電子情報通信学会総合大会  2022.03  電子情報通信学会

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    Presentation type:Symposium, workshop panel (public)  

    Venue:オンライン  

  • アナログ復調によるソリトン多値伝送の検討 Domestic conference

    三好 輝, 廣瀬進太, 久保田寛和, 三好悠司

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2022.01  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:京都(オンライン ハイブリッド)  

  • IQ変調器と光ファイバの非線形光学効果を用いた光ルートナイキストパルス発生法 Domestic conference

    上野優人・三好悠司・久保田寛和

    電子情報通信学会光ファイバ応用技術研究会(OFT)  2022.01  電子情報通信学会

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    Presentation type:Oral presentation (general)  

    Venue:京都(オンライン ハイブリッド)  

  • Performance Improvement of Pulse Amplitude Modulated Soliton Transmission International conference

    Shinta Hirose , Hikaru Miyoshi, Yuji Miyoshi, and Hirokazu Kubota

    International Symposium on Extremely Advanced Optical Transmission Technologies 2021  2021.11  IEICE

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    Presentation type:Poster presentation  

  • Broadband LP01-LP11 Mode Conversion using Long Period Fiber Gratings International conference

    Jumpei Okagaki, Hirokazu Kubota, and Yuji Miyoshi

    International Symposium on Extremely Advanced Optical Transmission Technologies 2021  2021.11  IEICE

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    Presentation type:Poster presentation  

  • 空間多重用光ファイバの基礎 Invited

    久保田寛和

    2021.07  電子情報通信学会

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    Presentation type:Public lecture, seminar, tutorial, course, or other speech  

    Venue:オンライン  

  • Interferometric technique for simultaneous measurement of the differential group delay between modes in few-mode fibers International conference

    Masaharu Ohashi, Nori Shibata, Hirokazu Kubota, Yuji Miyoshi

    2020 International Conference on Emerging Technologies for Communications  2020.12  IEICE

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    Presentation type:Poster presentation  

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Industrial Property Rights

  • 光信号送信システムおよび光ファイバ

    久保田寛和、大橋正治、三好悠司、小酒信昭

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    property_type:Patent 

  • ファイバ型モードフィルタ

    久保田寛和、大橋正治、三好悠司、塩路基之

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    property_type:Patent 

  • ファイバ型光モードフィルタ

    久保田寛和、大橋正治、三好悠司、垂野将明

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    property_type:Patent 

  • 光ファイバのモード群遅延特性評価方法および評価装置

    中村 篤志、 飯田 大輔、 大橋 正治、久保田 寛和

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    property_type:Patent 

  • 光ファイバのモード群遅延特性評価方法および評価装置

    中村 篤志, 飯田 大輔, 大橋 正治, 久保田 寛和

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    property_type:Patent 

    Application no:特願2020-031816 

    Announcement no:特開2021-135179 

    J-GLOBAL

  • モードコントローラ

    久保田寛和、大橋正治、三好悠司

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    property_type:Patent 

  • 光ファイバの評価方法及び評価装置

    丸山遼、桑木将明、大橋正治、久保田寛和、三好悠司

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    property_type:Patent 

    Patent/Registration no:6393563 

  • 光ファイバの特性評価方法

    丸山遼、桑木将明、大橋正治、久保田寛和、三好悠司

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    property_type:Patent 

    Patent/Registration no:5948368 

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Contract research

  • Beyond 5G通信インフラを高効率に構成するメトロアクセス光技術の研究開発

    国立研究開発法人情報通信研究機構  Beyond 5G研究開発促進事業  2022

  • Beyond 5G通信インフラを高効率に構成するメトロアクセス光技術の研究開発

    国立研究開発法人情報通信研究機構  2021

Charge of on-campus class subject

  • 電磁波工学

    2022   Weekly class   Undergraduate

  • 電磁気学IA

    2022   Weekly class   Undergraduate

  • 電気電子システム工学技術英語

    2022   Intensive lecture   Undergraduate

  • 電気電子システム工学概論

    2022   Weekly class   Undergraduate

  • 電気・情報系特別研究第一

    2022   Intensive lecture   Graduate school

  • 電気電子系特別演習第1

    2022   Weekly class   Graduate school

  • 電磁波工学特論 (中百舌鳥[対面]/杉本[遠隔可])

    2022   Weekly class   Graduate school

  • 電気・情報系特別研究第二

    2022   Intensive lecture   Graduate school

  • 電気電子系特別演習第2 (中百舌鳥・杉本)

    2022   Intensive lecture   Graduate school

  • 電気電子系学類総論II電情工学域電気電子系学類

    2022   Intensive lecture   Undergraduate

  • 電気電子システム工学卒業研究

    2022   Intensive lecture   Undergraduate

  • Technical English for Electrical and Electronic Systems Engineering

    2021    

  • Special Project in Electrical Engineering and Information Science IV

    2021    

  • Special Project in Electrical Engineering and Information Science III

    2021    

  • Advanced Seminar in Electrical Engineering and Information Science IV

    2021    

  • Advanced Seminar in Electrical Engineering and Information Science III

    2021    

  • Special Project in Electrical Engineering and Information Science II

    2021    

  • Special Project in Electrical Engineering and Information Science I

    2021    

  • Advanced Seminar in Electrical Engineering and Information Science II

    2021    

  • Technical English for Electrical and Electronic Systems Engineering

    2021    

  • Advanced Seminar in Electrical Engineering and Information Science I

    2021    

  • Fundamentals in Electrical and Electronic Engineering II

    2021    

  • Fundamentals in Electrical and Electronic Engineering II

    2021    

  • Electromagnetic Theory IA

    2021    

  • Basic Computer Science (Including Information Society and Ethics)

    2021    

  • Selected Topics in Opto-electronics

    2021    

  • Advanced Electromagnetic Waves

    2021    

  • Electrical, Electronic, and Information Engineering in Modern Society

    2021    

  • Electromagnetic Wave Engineering

    2021    

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Social Activities

  • OCS Summer School 2021 空間多重通信用光ファイバの基礎

    2021.04 - 2022.03