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

1986.11 - Now   Domestic

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 ）

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Few-mode optical fiber for mode-division multiplexing Reviewed

Kubota, H; Morioka, T

OPTICAL FIBER TECHNOLOGY 雑誌   17 ( 5 )   2011.10

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

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

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

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

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

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

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

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

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

Soliton Transmission Control For Ultra-High-Speed System Reviewed

Kubota, H; Nakazawa, M

IEICE TRANSACTIONS ON ELECTRONICS 雑誌 IEICE   E78C ( 1 )   1995.01

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

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

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

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

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

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

Soliton Transmission With Long Amplifier Spacing Under Soliton Control Reviewed

Kubota, H; Nakazawa, M

ELECTRONICS LETTERS 雑誌   29 ( 20 )   1993.09

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

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

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

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

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

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

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

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

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

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

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

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

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

Partial Soliton Communication-System Reviewed

Kubota, H; Nakazawa, M

OPTICS COMMUNICATIONS 雑誌   87 ( 41641 )   1992.01

A New Technique for Optical Soliton Communication Reviewed

Kubota, H; Yamada, E; Nakazawa, M

NTT REVIEW 雑誌   3 ( 6 )   1991.11

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

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

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

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

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

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

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

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

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

Kubota, H; Nakazawa, M

ELECTRONICS LETTERS 雑誌   26 ( 18 )   1990.08

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

Long-Distance Optical Soliton Transmission With Lumped Amplifiers Reviewed

Kubota, H; Nakazawa, M

IEEE JOURNAL OF QUANTUM ELECTRONICS 雑誌   26 ( 4 )   1990.04

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

モードコントローラ

久保田寛和、大橋正治、三好悠司

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

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

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