KOGA Masafumi 古賀正文

Researcher Number	60448545
Affiliation (based on the past Project Information) *help	2017: 大分大学, 大学院理工研究科, 教授 2015 – 2016: 大分大学, 工学部, 教授 2008 – 2013: Oita University, 工学部, 教授
Review Section/Research Field	Principal Investigator Communication/Network engineering Except Principal Investigator Communication/Network engineering
Keywords	Principal Investigator Carrier-Envelope Offset Lock / 光PLL / f-2f干渉計 / 次世代フォトニックネットワーク / 短パルス光 / 半導体レーザ / 量子エレクトロニクス / 位相同期 / ホモダイン検波 / フォトニックネットワーク … More / 光ファイバ通信 / 多値QAM符号 / 情報通信工学 / マルチコア光ファイバ / コヒーレント光通信 / 多値QAM信号 / 偏波多重 / 光ホモダイン検波 / 光位相同期 / 変調サイドバンド / CEP制御 / 群速度分散 / パスル圧縮 / 位相変調 / マイクロ波変調側波帯 / 光周波数同期網 / CEP制御光 / 光周波数コム / オクターブ光 / Carrier-Envelope Offset Phase Lock / レーザ / 通信方式(無線、有線、衛星、光、移動) … More Except Principal Investigator 光非線形効果 / 光PLL / 光信号処理 / 先端的通信 / 光源技術 / フォトニックネットワーク / 光増幅中継 / 位相同期 / 光増幅 / 光ファイバ / 光通信 / 通信方式(無線、有線、衛星、光、波動) Less

Study of the homodyne detection for the optical M-ary QAM signal on the optical frequency synchronous networkPrincipal Investigator
- Principal Investigator
  
  KOGA Masafumi
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Oita University
Research on achieving higher coherence CEP controlled optical comb towards realizing optical frequency synchronous networksPrincipal Investigator
- Principal Investigator
  
  MASAFUMI Koga
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Oita University
Study of phase sensitive amplifier repeater
- Principal Investigator
  
  TAKADA Atsushi
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  The University of Tokushima
Generation of Optical frequency comb reference based on carrier-envelope offset phase locking technologies and its application to optical frequency synchronous photonic networkPrincipal Investigator
- Principal Investigator
  
  KOGA Masafumi
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Oita University

All 2018 2017 2016 2015 2014 2013 2011 2010 2009 Other

All Journal Article Presentation Patent

[Journal Article] Nonlinear Phase-Shift Cancellation by Taking the Geometric Mean of WDM-Signal Phase-Conjugate Pair2018
- Author(s)
  Takahisa KODAMA, Akira MIZUTORI, Takayuki KOBAYASHI, Takayuki MIZUNO, Masafumi KOGA
- Journal Title
  
  IEICE Trans. Commun.
  
  Volume: E101.B Issue: 8 Pages: 1845-1852
- DOI
  10.1587/transcom.2017EBP3351
- NAID
  130007429336
- ISSN
  0916-8516, 1745-1345
- Year and Date
  2018-08-01
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H04009
[Journal Article] Optical pump phase-locking to a carrier wave extracted from phase-conjugated twin waves for phase-sensitive optical amplifier repeaters2016
- Author(s)
  Y. Okamura, ... M. Koga, and A. Takada
- Journal Title
  
  OSA OPTICS EXPRESS
  
  Volume: 23 Issue: 23 Pages: 26300-26305
- DOI
  10.1364/oe.24.026300
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H04009
[Journal Article] Automatic optical heterodyne phase lock by microcomputer-assisted loop filter2016
- Author(s)
  Y. Hisada. A. Mizutori, and M. Koga
- Journal Title
  
  IEICE Communication Express
  
  Volume: 5 Pages: 448-453
- NAID
  130005172275
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H04009
[Journal Article] Optical diversity transmission using WDM signal and phase-conjugate lights through multi-core fiber2016
- Author(s)
  M. Koga, M. Moroi, and H .Takara
- Journal Title
  
  OSA OPTICS EXPRESS
  
  Volume: 24 Issue: 9 Pages: 9340-9352
- DOI
  10.1364/oe.24.009340
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-15H04009
[Journal Article] 高確度光周波数発生技術と光ファイバー通信への応用2015
- Author(s)
  古賀正文、水鳥明
- Journal Title
  
  O plus E
  
  Volume: 8 Pages: 614-622
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H04009
[Journal Article] Decision-directed Costas Loop Stable Homodyne Detection for 10Gb/s BPSK Signal Transmission2014
- Author(s)
  M. Koga and A, Mizutori
- Journal Title
  
  IEEE Photonics Technology Letters
  
  Volume: 26 Pages: 319-323
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360173
[Journal Article] Phase-noise characteristics of a 25-GHz-spaced optical frequency comb based on a phase- and intensity-modulated laser2013
- Author(s)
  A. Ishizawa, T. Nishikawa, A. Mizutori, H. Takara, A. Takada, T. Sogawa, and M. Koga
- Journal Title
  
  Optics Express
  
  Volume: 21 Issue: 24 Pages: 29186-29194
- DOI
  10.1364/oe.21.029186
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360173, KAKENHI-PROJECT-24360143
[Journal Article] Octave-spanning frequency comb generated by 250-fs pulse train emitted from 25 GHz externally phase-modulated laser diode for carrier-envelope-offset-locking2010
- Author(s)
  A.Ishizawa, T.Nishikawa, A.Mizutori, H.Takara, S.Aozasa, A.Mori, H.Nakano, A.Takada, M.Koga
- Journal Title
  
  Electron.Lett. Vol.46, Issue19
  
  Pages: 1343-1344
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360175
[Journal Article] Octave-spanning frequency comb generated by 250-fs pulse train emitted from 25 GHz externally phase-modulated laser diode for carrier-envelope-offset-locking2010
- Author(s)
  A.Ishizawa, T.Nishikawa, A.Mizutori, H.Takara, S.Aozasa, A.Mori, H.Nakano, A.Takada, M.Koga
- Journal Title
  
  IET Electronics Letters
  
  Volume: 46 Pages: 1343-1344
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360175
[Patent] 光位相同期回路2016
- Inventor(s)
  水鳥明、古賀正文
- Industrial Property Rights Holder
  水鳥明、古賀正文
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2016-208746
- Filing Date
  2016-10-25
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] Optical 16-QAM Signal Homodyne Detection by Extracting +/-π/4 and +/-3π/4-Phase Symbols2017
- Author(s)
  A. Mizutori, T. Abe, and M. Koga
- Organizer
  International Conference on Optical Fiber Communications(OFC2017)
- Place of Presentation
  LA Convention Center,LA,USA
- Year and Date
  2017-03-23
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] Pump Phase-Locking to Phase-Conjugated Twin Waves with Heterodyne OPLL Assisted by Sum-Frequency and Second Harmonic Generation for ND-PSAs2017
- Author(s)
  Yasuhiro Okamura(1), Kotaro Kondo(1), Takumi Okabe(1), Masafumi Koga(2), and Atsushi Takada
- Organizer
  22nd Microoptics Conference(MOC2017), Tokyo, Japan, Nov. 19-22, 2017
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] 信号光位相共役光対光信号の和周波光発生を利用した励起光位相同期ループ制御による非縮退パラメトリック位相感応型光増幅実験2017
- Author(s)
  大道雄也, 阿部真志, 近藤紘太郎, 岡村康弘, 風間拓志, 梅木毅伺, 古賀正文, 高田篤
- Organizer
  レーザ学会
- Place of Presentation
  徳島大学,徳島市、徳島県
- Year and Date
  2017-01-06
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] 偏波多重QPSK信号コスタスループホモダイン検波2017
- Author(s)
  阿部智康, 小玉貴久, 水鳥明, 古賀正文
- Organizer
  電子情報通信学会ソサイエティ大会
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] Optical Phase-Lock Technologies for Optical Communication, Sensors, and Measurements2016
- Author(s)
  M. Koga
- Organizer
  Nano Science & Technology-2016
- Place of Presentation
  HolidayINN Singapore, Singapore
- Year and Date
  2016-10-26
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] 多値QAM-WDM 信号光とその位相共役光を用いた光ダイバーシティ伝送によるQ 値向2016
- Author(s)
  師井光基、古賀正文
- Organizer
  2016年電子情報通信学会ソサイエティ大会
- Place of Presentation
  札幌市/北海道大学/札幌キャンパス
- Year and Date
  2016-09-20
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] 16値光QAM信号のコスタスループによるホモダイン検波2016
- Author(s)
  阿部智康、小玉貴久、水鳥明、古賀正文
- Organizer
  2016年電子情報通信学会ソサイエティ大会
- Place of Presentation
  札幌市/北海道大学/札幌キャンパス
- Year and Date
  2016-09-20
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] First Demonstration of Non-Degenerate Phase- Sensitive Amplification with Pump Light Recovered by Optical Phase-Locked Loop2016
- Author(s)
  Y. Okamura, K. Kondo, Y.Ohmichi,...M. Koga, and A. Takada
- Organizer
  The 2016 IEEE Photonics Conference (IPC 2016)
- Place of Presentation
  Waikoloa, HI(米国)/Hilton Waikoloa Village
- Year and Date
  2016-10-05
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] CPU制御ループフィルタによる20Gbit/s光QPSKホモダイン自動位相同期2016
- Author(s)
  水鳥明、久田雄大、古賀正文
- Organizer
  2016年電子情報通信学会ソサイエティ大会
- Place of Presentation
  札幌市/北海道大学/札幌キャンパス
- Year and Date
  2016-09-20
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] Optical phase-locking among phase-conjugated twin waves and free-running pump by using sum-frequency and second harmonic generation assisted OPLL for ND-PSA repeaters2016
- Author(s)
  Y. Okamura, ... M. Koga, and A. Takada
- Organizer
  Conference on Lasers and Electro-Optics (CLEO) 2016
- Place of Presentation
  San Jose, CA, USA
- Year and Date
  2016-06-05
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] Signal Light Carrier Automatic Phase-Lock Operation to Optical Frequency Grid Comb2016
- Author(s)
  Y.Hisata, A. Mizutori,and M. Koga
- Organizer
  OECC2016
- Place of Presentation
  朱鷺メッセ・新潟市、新潟県
- Year and Date
  2016-07-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] マイクロコンピュータ制御自動引き込みヘテロダイン位相同期ならびにQPSKホモダイン検波の実証2016
- Author(s)
  久田雄大、水鳥明、古賀正文
- Organizer
  電子情報通信学会　信学技法OCS9-12
- Place of Presentation
  長崎商工会議所・長崎市・長崎県
- Year and Date
  2016-11-10
- Data Source
  KAKENHI-PROJECT-15H04009
[Presentation] 位相感応型光増幅中継伝送技術2014
- Author(s)
  高田　篤、古賀正文
- Organizer
  レーザ学会学術講演会
- Place of Presentation
  北九州国際会議場
- Invited
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] Phase Noise Characterization of a 25-GHz-Spaced Optical Frequency Comb from a Phase-Modulated Laser2013
- Author(s)
  A. Ishizawa, T. Nishikawa, A. Mizutori, H. Takara, A. Takada, T. Sogawa, and M. Koga
- Organizer
  CLEO2013
- Place of Presentation
  San Jose, USA
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] Proposal of Optical Frequency Synchronized Photonic Network based on Carrier-Envelope Offset Phase Locked Frequency Comb2011
- Author(s)
  古賀正文, 高田篤, 石澤淳, 西川正, 高良秀彦
- Organizer
  Korea-Japan workshop on beyond 100Gbit/s, to be held in Jeju[Invited]
- Place of Presentation
  Korea
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 25GHzモード間隔キャリアエンベロープオフセット周波数ロック光周波数コムのためのオクターブ光発生2011
- Author(s)
  石澤淳、西川正、水鳥明、高良秀彦、青笹真一、森淳、寒川哲臣、中野秀俊、高田篤、古賀正文
- Organizer
  レーザー学会学術講演会第31回年次大会
- Place of Presentation
  電気通信大学
- Year and Date
  2011-01-09
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 光ファイバ等を用いた位相感応型光増幅技術2011
- Author(s)
  高田篤, 古賀正文
- Organizer
  2011年電子情報通信学会ソサイエティ大会
- Place of Presentation
  北海道大学(招待)
- Year and Date
  2011-09-14
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] Carrier-Envelopeオフセットロック光周波数コムを基準とする光周波数同期綱2011
- Author(s)
  古賀正文、高田篤、水鳥明、石澤淳、西川正, 高良秀彦
- Organizer
  2011年電子情報通信学会ソサイエティ大会
- Place of Presentation
  北海道大学(招待)
- Year and Date
  2011-09-13
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] コヒーレント光通信用位相感応型光増幅器2011
- Author(s)
  高田篤、古賀正文
- Organizer
  2011年電子情報通信学会総合大会[招待講演]
- Place of Presentation
  東京都市大学
- Year and Date
  2011-03-15
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 半導体レーザーの位相変調で得られた25GHz高繰返し短パルス光から発生したスーパーコンティニウム光の位相特性2011
- Author(s)
  西川正、石澤淳, 水鳥明, 高良秀彦, 中野秀俊, 寒川哲臣, 高田篤, 古賀正文
- Organizer
  応用物理学会学術講演会
- Place of Presentation
  山形大学
- Year and Date
  2011-08-30
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] Sub-100-fs optical pulse generation at 1-GHz repetition rate with an externally phase-modulated continuous wave laser diode2011
- Author(s)
  A.Ishizawa, T.Nishikawa, A.Mizutori, H.Takara, H.Nakano, T.Sogawa, A.Takada, M.Koga
- Organizer
  Ultrafast Optics VIII
- Place of Presentation
  モントレー(米国)
- Year and Date
  2011-09-29
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] 位相感応型光増幅技術2011
- Author(s)
  高田篤、古賀正文
- Organizer
  社団法人電子情報通信学会
- Place of Presentation
  北海道大学(北海道)(招待講演)
- Year and Date
  2011-09-14
- Data Source
  KAKENHI-PROJECT-22360155
[Presentation] Carrier-Envelopeオフセットロック光周波数コムを基準とする光周波数同期網2011
- Author(s)
  古賀正文、高田篤、水鳥明、石澤敦、西川正、高良秀彦
- Organizer
  社団法人電子情報通信学会
- Place of Presentation
  北海道大学(北海道)(招待講演)
- Year and Date
  2011-09-13
- Data Source
  KAKENHI-PROJECT-22360155
[Presentation] Proposal of Optical Frequency Synchronized Photonic Network based on Carrier-Envelope Offset Phase Locked Frequency Comb2011
- Author(s)
  Masafumi Koga, Atsushi Takada, Atsushi Ishizawa, Tadashi Nishikawa, Hidehiko Takara
- Organizer
  Korea-Japan Workshop on beyond 100G
- Place of Presentation
  Jeju island, Korea(Invited)
- Year and Date
  2011-06-03
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] イクロ波位相雑音の相互相殺による2つの25GHz間隔マルチキャリア光間位相同期2011
- Author(s)
  水鳥明、児玉敦史、古賀正文
- Organizer
  社団法人電子情報通信学会
- Place of Presentation
  電子情報通信学会マイクロ波・ミリ波フォトニクス研究会信学技報,vol.111
- Year and Date
  2011-07-22
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] Phase-synchronous Chain of Two Multi-Carrier Lights Spaced at 25GH by Cancelling Micro-wave Phase Noise2011
- Author(s)
  Akira Mizutori, Atsushi Kodama, Masafumi Koga
- Organizer
  IEEE International Topical Meeting on Microwave Photonics
- Place of Presentation
  Singapore
- Year and Date
  2011-10-21
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] CW半導体レーザーベース高出力高繰返しサブ100fs短パルス光発生2011
- Author(s)
  石澤淳, 西川正, 水鳥明, 高良秀彦, 中野秀俊, 寒川哲臣, 高田篤, 古賀正文
- Organizer
  応用物理学会学術講演会
- Place of Presentation
  山形大学(招待)
- Year and Date
  2011-08-30
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] New Approach to Achieving a Carrier-Envelope Phase-Locked Frequency Comb with 25-GHz Mode Spacing2010
- Author(s)
  石澤淳, 西川正, 水鳥明, 高良秀彦, 青笹真一, 森淳, 中野秀俊, 高田篤, 古賀正文
- Organizer
  Conference on Lasers and Electro-optics
- Place of Presentation
  San Jose (USA)
- Year and Date
  2010-05-19
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] Approach to achieving a wider mode spacing carrier-envelope phase-locked frequency comb at telecommunications wavelength region2010
- Author(s)
  Tadashi Nishikawa, Atsushi Ishizawa, Akira Mizutori, Hidehiko Takara, Hidetoshi Nakano, Atsushi Takada, Masafumi Koga
- Organizer
  The 2th Shanghai Tokyo Advanced Research Symposium on Ultra Intense Laser Science
- Place of Presentation
  Xiamen(China)(Invited)
- Year and Date
  2010-05-27
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 25GHz間隔通信波長帯光コムのキャリアエンベロープ制御へ向けて2010
- Author(s)
  石澤淳、西川正、水鳥明、高良秀彦、中野秀俊、高田篤、古賀正文
- Organizer
  第5回超高速光エレクトロニクス研究会
- Place of Presentation
  慶応義塾大学(招待講演)
- Year and Date
  2010-08-20
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 25GHz位相・強度変調で得られた短パルス光によるオクターブ光発生2010
- Author(s)
  石澤淳、西川正、水鳥明、高良秀彦、青笹真一、森淳、寒川哲臣、中野秀俊、高田篤、古賀正文
- Organizer
  第71回応用物理学会学術講演会
- Place of Presentation
  長崎大学
- Year and Date
  2010-09-16
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] Approach to achieving a wider mode spacing carrier-envelope phase-locked frequency comb at telecommunications wavelength region2010
- Author(s)
  西川正, 石澤淳, 水鳥明, 高良秀彦, 中野秀俊, 高田篤, 古賀正文
- Organizer
  The 2th Shanghai Tokyo Advanced Research Symposium on Ultra Intense Laser Science[Invited]
- Place of Presentation
  Xiamen (China)
- Year and Date
  2010-05-27
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] New Approach to Achieving a Carrier-Envelope Phase-Locked Frequency Comb with 25-GHz Mode Spacing2010
- Author(s)
  Atsushi Ishizawa, Tadashi Nishikawa, Akira Mizutori, Hidehiko Takara, Shinichi Aozasa, Atsushi Mori, Hidetoshi Nakano, Atsushi Takada, Masafumi Koga
- Organizer
  Conference on Lasers and Electro-optics(CLEO)
- Place of Presentation
  San Jose(USA)
- Year and Date
  2010-05-19
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 25GHz間隔通信波長帯光コムのキャリアエンベロープ制御へ向けて2010
- Author(s)
  石澤淳、西川正、水鳥明、高良秀彦、中野秀俊、高田篤、古賀正文
- Organizer
  第5回超高速光エレクトロニクス研究会[招待講演]
- Place of Presentation
  慶応義塾大学
- Year and Date
  2010-08-20
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] New Approach to Achieving a Carrier-Envelope Phase-Locked Frequency Comb with 25-GHz Mode Spacing2010
- Author(s)
  Atsushi Ishizawa, Tadashi Nishikawa, Akira Mizutori, Hidehiko Takara, Shinichi Aozasa, Atsushi Mori, Hidetoshi Nakano, Atsushi Takada, Masafumi Koga
- Organizer
  Conference on Lasers and Electro-Optics 2010
- Place of Presentation
  USA, San Jose, McEnery Convention Center
- Year and Date
  2010-05-19
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 高繰り返しCEP制御光コム実現に向けたオクターブ光発生2009
- Author(s)
  石澤淳, 水鳥明, 高良秀彦, 西川正, 青笹真一, 森淳, 中野秀俊, 高田篤, 古賀正文
- Organizer
  第70回応用物理学会学術講演会
- Place of Presentation
  富山県富山大学五福キャンパス
- Year and Date
  2009-09-10
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 高繰り返しCEP制御光コム実現に向けたオクターブ光発生2009
- Author(s)
  石澤淳、水鳥明、高良秀彦、西川正、青笹真一、森淳、中野秀俊、高田篤、古賀正文
- Organizer
  第70回応用物理学会学術講演会
- Place of Presentation
  富山大学
- Year and Date
  2009-09-10
- Data Source
  KAKENHI-PROJECT-20360175
[Presentation] 位相変調レーザーを用いたスーパーコンティニュウム光の位相雑音特性
- Author(s)
  石澤淳、西川正、水鳥明、高良秀彦、高田篤、寒川哲臣、古賀正文
- Organizer
  第74回応用物理学会学術講演会
- Place of Presentation
  同志社大学,京都府京都市
- Data Source
  KAKENHI-PROJECT-23360173
[Presentation] キャリア・エンヴェロープ・オフセット位相ロック光周波数コムを基準とする光周波数同期網の提案
- Author(s)
  古賀正文、高田篤、水鳥明、石澤淳、西川正、高良秀彦
- Organizer
  2011年電子情報通信学会ソサイエティ大会[招待講演、予定]
- Data Source
  KAKENHI-PROJECT-20360175

1. ATSUSHI Takada (00548563)

# of Collaborated Projects: 3 results

# of Collaborated Products: 29 results
2. AKIRA Mizutori (10190646)

# of Collaborated Projects: 3 results

# of Collaborated Products: 32 results
3. NISHIKAWA Tadashi (20374069)

# of Collaborated Projects: 2 results

# of Collaborated Products: 23 results
4. ISHIZAWA Atsushi (30393797)

# of Collaborated Projects: 2 results

# of Collaborated Products: 23 results
5. TAKARA Hidehiko

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results

KOGA Masafumi 古賀 正文

Research Projects

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Study of the homodyne detection for the optical M-ary QAM signal on the optical frequency synchronous networkPrincipal Investigator

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Research on achieving higher coherence CEP controlled optical comb towards realizing optical frequency synchronous networksPrincipal Investigator

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Study of phase sensitive amplifier repeater

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Generation of Optical frequency comb reference based on carrier-envelope offset phase locking technologies and its application to optical frequency synchronous photonic networkPrincipal Investigator

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[Journal Article] Nonlinear Phase-Shift Cancellation by Taking the Geometric Mean of WDM-Signal Phase-Conjugate Pair2018

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[Journal Article] Optical pump phase-locking to a carrier wave extracted from phase-conjugated twin waves for phase-sensitive optical amplifier repeaters2016

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[Journal Article] Automatic optical heterodyne phase lock by microcomputer-assisted loop filter2016

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[Journal Article] Optical diversity transmission using WDM signal and phase-conjugate lights through multi-core fiber2016

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[Journal Article] 高確度光周波数発生技術と光ファイバー通信への応用2015

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[Journal Article] Decision-directed Costas Loop Stable Homodyne Detection for 10Gb/s BPSK Signal Transmission2014

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[Journal Article] Phase-noise characteristics of a 25-GHz-spaced optical frequency comb based on a phase- and intensity-modulated laser2013

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[Journal Article] Octave-spanning frequency comb generated by 250-fs pulse train emitted from 25 GHz externally phase-modulated laser diode for carrier-envelope-offset-locking2010

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[Journal Article] Octave-spanning frequency comb generated by 250-fs pulse train emitted from 25 GHz externally phase-modulated laser diode for carrier-envelope-offset-locking2010

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[Patent] 光位相同期回路2016

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KOGA Masafumi 古賀正文

[Presentation] 信号光位相共役光対光信号の和周波光発生を利用した励起光位相同期ループ制御による非縮退パラメトリック位相感応型光増幅実験2017

[Presentation] 多値QAM-WDM 信号光とその位相共役光を用いた光ダイバーシティ伝送によるQ 値向2016

[Presentation] マイクロコンピュータ制御自動引き込みヘテロダイン位相同期ならびにQPSKホモダイン検波の実証2016