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Hiroshi Yasaka

Also published under: H. Yasaka

Affiliation

Research Institute of Electrical Communication

Tohoku University

Sendai, Japan

Publication Topics

Biography

Hiroshi Yasaka, photograph and biography not available at the time of publication.(Based on document published on 15 October 2007).

Publications

113

Citations

1,231

Publications by Year

19882025

Co-Authors:

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Author's Published Works

Showing 1-25 of 96 results

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40-Gbit/s EADFB laser integrated with short cavity SOA improving chirp characteristics with low power consumption

W. Kobayashi;M. Arai;T. Fujisawa;Y. Shibata;T. Sato;T. Ito;K. Hasebe;T. Yamanaka;H. Sanjoh

2014 The European Conference on Optical Communication (ECOC)

Year: 2014 | Conference Paper |

Cited by: Papers (4)

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40-Gbit/s EADFB laser integrated with short cavity SOA improving chirp characteristics with low power consumption

W. Kobayashi;M. Arai;T. Fujisawa;Y. Shibata;T. Sato;T. Ito;K. Hasebe;T. Yamanaka;H. Sanjoh

2014 The European Conference on Optical Communication (ECOC)

Year: 2014 | Conference Paper |

Athermal InP(110) twin-IQ modulator with planar single-RF electrode structure

Y. Ogiso;Y. Nakanishi;S. Kanazawa;E. Yamada;N. Kikuchi;H. Tanobe;Y. Shibata;M. Kohtoku

2014 OptoElectronics and Communication Conference and Australian Conference on Optical Fibre Technology

Year: 2014 | Conference Paper |

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Athermal InP(110) twin-IQ modulator with planar single-RF electrode structure

Y. Ogiso;Y. Nakanishi;S. Kanazawa;E. Yamada;N. Kikuchi;H. Tanobe;Y. Shibata;M. Kohtoku

2014 OptoElectronics and Communication Conference and Australian Conference on Optical Fibre Technology

Year: 2014 | Conference Paper |

High-speed directly modulated laser for applications beyond 100GbE

Wataru Kobayashi;Takeshi Fujisawa;Toshio Ito;Takayuki Yamanaka;Yasuo Shibata;Takashi Tadokoro;Hiroaki Sanjoh

2013 International Conference on Indium Phosphide and Related Materials (IPRM)

Year: 2013 | Conference Paper |

Cited by: Papers (2)

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High-speed directly modulated laser for applications beyond 100GbE

Wataru Kobayashi;Takeshi Fujisawa;Toshio Ito;Takayuki Yamanaka;Yasuo Shibata;Takashi Tadokoro;Hiroaki Sanjoh

2013 International Conference on Indium Phosphide and Related Materials (IPRM)

Year: 2013 | Conference Paper |

Novel planar structure single-RF drive MZ optical modulator on InP(110) substrate

Yoshihiro Ogiso;Masakazu Arai;Eiichi Yamada;Hiromasa Tanobe;Yasuo Shibata;Masaki Kohtoku

2013 International Conference on Indium Phosphide and Related Materials (IPRM)

Year: 2013 | Conference Paper |

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Novel planar structure single-RF drive MZ optical modulator on InP(110) substrate

Yoshihiro Ogiso;Masakazu Arai;Eiichi Yamada;Hiromasa Tanobe;Yasuo Shibata;Masaki Kohtoku

2013 International Conference on Indium Phosphide and Related Materials (IPRM)

Year: 2013 | Conference Paper |

50-Gb/s Direct Modulation of a 1.3-μm InGaAlAs-Based DFB Laser With a Ridge Waveguide Structure

Wataru Kobayashi;Toshio Ito;Takayuki Yamanaka;Takeshi Fujisawa;Yasuo Shibata;Takeshi Kurosaki;Masaki Kohtoku;Takashi Tadokoro;Hiroaki Sanjoh

IEEE Journal of Selected Topics in Quantum Electronics

Year: 2013 | Volume: 19, Issue: 4 | Journal Article |

Cited by: Papers (107)

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50-Gb/s Direct Modulation of a 1.3-μm InGaAlAs-Based DFB Laser With a Ridge Waveguide Structure

Wataru Kobayashi;Toshio Ito;Takayuki Yamanaka;Takeshi Fujisawa;Yasuo Shibata;Takeshi Kurosaki;Masaki Kohtoku;Takashi Tadokoro;Hiroaki Sanjoh

IEEE Journal of Selected Topics in Quantum Electronics

Year: 2013 | Volume: 19, Issue: 4 | Journal Article |

High-speed operation at 50 Gb/s and 60-km SMF transmission with 1.3-μm InGaAlAs-based DML

W. Kobayashi;T. Tadokoro;T. Ito;T. Fujisawa;T. Yamanaka;Y. Shibata;M. Kohtoku

ISLC 2012 International Semiconductor Laser Conference

Year: 2012 | Conference Paper |

Cited by: Papers (14)

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High-speed operation at 50 Gb/s and 60-km SMF transmission with 1.3-μm InGaAlAs-based DML

W. Kobayashi;T. Tadokoro;T. Ito;T. Fujisawa;T. Yamanaka;Y. Shibata;M. Kohtoku

ISLC 2012 International Semiconductor Laser Conference

Year: 2012 | Conference Paper |

High-Speed InP-Based Mach-Zehnder Modulator for Advanced Modulation Formats

Nobuhiro Kikuchi;Eiichi Yamada;Yasuo Shibata;Hiroyuki Ishii

2012 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS)

Year: 2012 | Conference Paper |

Cited by: Papers (26)

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High-Speed InP-Based Mach-Zehnder Modulator for Advanced Modulation Formats

Nobuhiro Kikuchi;Eiichi Yamada;Yasuo Shibata;Hiroyuki Ishii

2012 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS)

Year: 2012 | Conference Paper |

Clarification of the degradation modes of an InP-based semiconductor MZ modulator

Hiroyasu Mawatari;Takako Yasui;Kei Watanabe;Mitsuteru Ishikawa;Eiichi Yamada;Yasuo Shibata;Hiroyuki Ishii

2012 IEEE International Reliability Physics Symposium (IRPS)

Year: 2012 | Conference Paper |

Cited by: Papers (5)

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Clarification of the degradation modes of an InP-based semiconductor MZ modulator

Hiroyasu Mawatari;Takako Yasui;Kei Watanabe;Mitsuteru Ishikawa;Eiichi Yamada;Yasuo Shibata;Hiroyuki Ishii

2012 IEEE International Reliability Physics Symposium (IRPS)

Year: 2012 | Conference Paper |

Clarification of the Change in the Extinction Characteristics of an InP-Based Mach–Zehnder Modulator

Hiroyasu Mawatari;Mitsuteru Ishikawa;Takako Yasui;Yasuo Shibata;Eiichi Yamada;Nobuhiro Kikuchi;Hiroyuki Ishii

IEEE Photonics Technology Letters

Year: 2012 | Volume: 24, Issue: 16 | Journal Article |

Cited by: Papers (1)

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Clarification of the Change in the Extinction Characteristics of an InP-Based Mach–Zehnder Modulator

Hiroyasu Mawatari;Mitsuteru Ishikawa;Takako Yasui;Yasuo Shibata;Eiichi Yamada;Nobuhiro Kikuchi;Hiroyuki Ishii

IEEE Photonics Technology Letters

Year: 2012 | Volume: 24, Issue: 16 | Journal Article |

112-Gb/s InP DP-QPSK modulator integrated with a silica-PLC polarization multiplexing circuit

Eiichi Yamada;Shigeru Kanazawa;Akira Ohki;Kei Watanabe;Yusuke Nasu;Nobuhiro Kikuchi;Yasuo Shibata;Ryuzo Iga;Hiroyuki Ishii

OFC/NFOEC

Year: 2012 | Conference Paper |

Cited by: Papers (12) | Patents (1)

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112-Gb/s InP DP-QPSK modulator integrated with a silica-PLC polarization multiplexing circuit

Eiichi Yamada;Shigeru Kanazawa;Akira Ohki;Kei Watanabe;Yusuke Nasu;Nobuhiro Kikuchi;Yasuo Shibata;Ryuzo Iga;Hiroyuki Ishii

OFC/NFOEC

Year: 2012 | Conference Paper |

Compact InP MZ modulator for high-speed transmission systems

Eiichi Yamada;Yasuo Shibata;Hiroyuki Ishii

16th Opto-Electronics and Communications Conference

Year: 2011 | Conference Paper |

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Compact InP MZ modulator for high-speed transmission systems

Eiichi Yamada;Yasuo Shibata;Hiroyuki Ishii

16th Opto-Electronics and Communications Conference

Year: 2011 | Conference Paper |

Integration of semiconductor Mach-Zehnder modulator with tunable-wavelength laser diode

Yasuo Shibata

CLEO: 2011 - Laser Science to Photonic Applications

Year: 2011 | Conference Paper |

Cited by: Papers (1)

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Integration of semiconductor Mach-Zehnder modulator with tunable-wavelength laser diode

Yasuo Shibata

CLEO: 2011 - Laser Science to Photonic Applications

Year: 2011 | Conference Paper |

Demonstration of 50 Gbit/s 16QAM signal generation by novel 16QAM generation method using a dual-drive InP Mach-Zehnder modulator

Eiichi Yamada;Yasuo Shibata;Kei Watanabe;Takako Yasui;Akira Ohki;Hiroyasu Mawatari;Shigeru Kanazawa;Ryuzo Iga;Hiroyuki Ishii

2011 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference

Year: 2011 | Conference Paper |

Cited by: Patents (1)

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Demonstration of 50 Gbit/s 16QAM signal generation by novel 16QAM generation method using a dual-drive InP Mach-Zehnder modulator

Eiichi Yamada;Yasuo Shibata;Kei Watanabe;Takako Yasui;Akira Ohki;Hiroyasu Mawatari;Shigeru Kanazawa;Ryuzo Iga;Hiroyuki Ishii

2011 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference

Year: 2011 | Conference Paper |

Photonic devices for 100Gbps and beyond

Hiromi Oohashi;Hiroyuki Ishii;Yasuo Shibata

Asia Communications and Photonics Conference and Exhibition

Year: 2010 | Conference Paper |

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Photonic devices for 100Gbps and beyond

Hiromi Oohashi;Hiroyuki Ishii;Yasuo Shibata

Asia Communications and Photonics Conference and Exhibition

Year: 2010 | Conference Paper |

High-power output monolithically integrated tunable DFB-LD array and Mach-Zehnder modulator with 2-channel SOA

R. Sato;S. Matsuo;H. Ishii;T. Sato;K. Kasaya;A. Ohki;Y. Shibata;H. Oohashi

22nd IEEE International Semiconductor Laser Conference

Year: 2010 | Conference Paper |

Cited by: Papers (1)

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High-power output monolithically integrated tunable DFB-LD array and Mach-Zehnder modulator with 2-channel SOA

R. Sato;S. Matsuo;H. Ishii;T. Sato;K. Kasaya;A. Ohki;Y. Shibata;H. Oohashi

22nd IEEE International Semiconductor Laser Conference

Year: 2010 | Conference Paper |

Directly frequency modulated DFB laser integrated with EA modulator for extended transmission reach

K. Hasebe;S. Matsuo;H. Sanjoh;A. Ohki;T. Kakitsuka;Y. Shibata

36th European Conference and Exhibition on Optical Communication

Year: 2010 | Conference Paper |

Cited by: Papers (13)

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Directly frequency modulated DFB laser integrated with EA modulator for extended transmission reach

K. Hasebe;S. Matsuo;H. Sanjoh;A. Ohki;T. Kakitsuka;Y. Shibata

36th European Conference and Exhibition on Optical Communication

Year: 2010 | Conference Paper |

Demonstration of 112-Gbit/s DP-QPSK modulation using InP n-p-i-n Mach-Zehnder modulators

Yasuo Shibata;Eiichi Yamada;Takako Yasui;Akira Ohki;Kei Watanabe;Hiroyuki Ishii;Ryuzo Iga;Hiromi Oohashi

36th European Conference and Exhibition on Optical Communication

Year: 2010 | Conference Paper |

Cited by: Papers (8) | Patents (1)

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Demonstration of 112-Gbit/s DP-QPSK modulation using InP n-p-i-n Mach-Zehnder modulators

Yasuo Shibata;Eiichi Yamada;Takako Yasui;Akira Ohki;Kei Watanabe;Hiroyuki Ishii;Ryuzo Iga;Hiromi Oohashi

36th European Conference and Exhibition on Optical Communication

Year: 2010 | Conference Paper |

Monolithically integrated tunable DFB laser array and Mach-Zehnder modulator

S. Matsuo;H. Ishii;T. Sato;R. Sato;K. Kasaya;A. Ohki;Y. Shibata;H. Oohashi

36th European Conference and Exhibition on Optical Communication

Year: 2010 | Conference Paper |

Cited by: Papers (7)

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Monolithically integrated tunable DFB laser array and Mach-Zehnder modulator

S. Matsuo;H. Ishii;T. Sato;R. Sato;K. Kasaya;A. Ohki;Y. Shibata;H. Oohashi

36th European Conference and Exhibition on Optical Communication

Year: 2010 | Conference Paper |

Full $C$ -Band 10-Gb/s 40-km SMF Transmission of InGaAlAs Electroabsorption Modulator

Wataru Kobayashi;Naoki Fujiwara;Takayuki Yamanaka;Takashi Tadokoro;Takeshi Fujisawa;Yasuo Shibata;Mitsuteru Ishikawa;Masakazu Arai;Ken Tsuzuki;Fumiyoshi Kano

Journal of Lightwave Technology

Year: 2010 | Volume: 28, Issue: 20 | Journal Article |

Cited by: Papers (5)

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Full $C$ -Band 10-Gb/s 40-km SMF Transmission of InGaAlAs Electroabsorption Modulator

Wataru Kobayashi;Naoki Fujiwara;Takayuki Yamanaka;Takashi Tadokoro;Takeshi Fujisawa;Yasuo Shibata;Mitsuteru Ishikawa;Masakazu Arai;Ken Tsuzuki;Fumiyoshi Kano

Journal of Lightwave Technology

Year: 2010 | Volume: 28, Issue: 20 | Journal Article |

A monolithic wavelength-routing switch using double-ring-resonator-coupled tunable lasers with highly reflective mirrors

T. Segawa;S. Matsuo;T. Kakitsuka;Y. Shibata;T. Sato;R. Takahashi

2010 22nd International Conference on Indium Phosphide and Related Materials (IPRM)

Year: 2010 | Conference Paper |

Cited by: Papers (1)

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A monolithic wavelength-routing switch using double-ring-resonator-coupled tunable lasers with highly reflective mirrors

T. Segawa;S. Matsuo;T. Kakitsuka;Y. Shibata;T. Sato;R. Takahashi

2010 22nd International Conference on Indium Phosphide and Related Materials (IPRM)

Year: 2010 | Conference Paper |

Full C-band 40-Gbit/s DPSK tunable transmitter module developed by hybrid integration of tunable laser and InP n-p-i-n Mach-Zehnder modulator

Eiichi Yamada;Akira Ohki;Nobuhiro Kikuchi;Yasuo Shibata;Takako Yasui;Kei Watanabe;Hiroyuki Ishii;Ryuzo Iga;Hiromi Oohashi

2010 Conference on Optical Fiber Communication (OFC/NFOEC), collocated National Fiber Optic Engineers Conference

Year: 2010 | Conference Paper |

Cited by: Papers (6)

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Full C-band 40-Gbit/s DPSK tunable transmitter module developed by hybrid integration of tunable laser and InP n-p-i-n Mach-Zehnder modulator

Eiichi Yamada;Akira Ohki;Nobuhiro Kikuchi;Yasuo Shibata;Takako Yasui;Kei Watanabe;Hiroyuki Ishii;Ryuzo Iga;Hiromi Oohashi

2010 Conference on Optical Fiber Communication (OFC/NFOEC), collocated National Fiber Optic Engineers Conference

Year: 2010 | Conference Paper |

InP-based photonic integrated circuits

S. Matsuo;T. Segawa;T. Kakitsuka;Y. Shibata;A. Shinya;M. Notomi;T. Sato;Y. Kawaguchi

2010 Conference on Optical Fiber Communication (OFC/NFOEC), collocated National Fiber Optic Engineers Conference

Year: 2010 | Conference Paper |

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InP-based photonic integrated circuits

S. Matsuo;T. Segawa;T. Kakitsuka;Y. Shibata;A. Shinya;M. Notomi;T. Sato;Y. Kawaguchi

2010 Conference on Optical Fiber Communication (OFC/NFOEC), collocated National Fiber Optic Engineers Conference

Year: 2010 | Conference Paper |

InP Mach-Zehnder Modulator monolithically integrated with a semiconductor optical amplifier

Nobuhiro Kikuchi;Takako Yasui;Yasuo Shibata

2009 Asia Communications and Photonics conference and Exhibition (ACP)

Year: 2009 | Conference Paper |

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InP Mach-Zehnder Modulator monolithically integrated with a semiconductor optical amplifier

Nobuhiro Kikuchi;Takako Yasui;Yasuo Shibata

2009 Asia Communications and Photonics conference and Exhibition (ACP)

Year: 2009 | Conference Paper |

Dynamic operation of a monolithic wavelength-routing switch using double-ring-resonator-coupled tunable laser diodes

T. Segawa;S. Matsuo;T. Kakitsuka;Y. Shibata;T. Sato;Y. Kawaguchi;Y. Kondo;R. Takahashi

2009 International Conference on Photonics in Switching

Year: 2009 | Conference Paper |

Cited by: Papers (3)

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Dynamic operation of a monolithic wavelength-routing switch using double-ring-resonator-coupled tunable laser diodes

T. Segawa;S. Matsuo;T. Kakitsuka;Y. Shibata;T. Sato;Y. Kawaguchi;Y. Kondo;R. Takahashi

2009 International Conference on Photonics in Switching

Year: 2009 | Conference Paper |

10-Gb/s, 80-km SMF Transmission From 0 to 80 $^{\circ}$C by Using L-Band InGaAlAs-MQW Electroabsorption Modulated Laser With Twin Waveguide Structure

Wataru Kobayashi;Ken Tsuzuki;Yasuo Shibata;Takayuki Yamanaka;Yasuhiro Kondo;Fumiyoshi Kano

Journal of Lightwave Technology

Year: 2009 | Volume: 27, Issue: 22 | Journal Article |

Cited by: Papers (3)

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10-Gb/s, 80-km SMF Transmission From 0 to 80 $^{\circ}$C by Using L-Band InGaAlAs-MQW Electroabsorption Modulated Laser With Twin Waveguide Structure

Wataru Kobayashi;Ken Tsuzuki;Yasuo Shibata;Takayuki Yamanaka;Yasuhiro Kondo;Fumiyoshi Kano

Journal of Lightwave Technology

Year: 2009 | Volume: 27, Issue: 22 | Journal Article |

Hiroshi Yasaka

Hiroshi Yasaka

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Publication Topics

Biography

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