Search Results1-17 of  17

  • KASAI Keisuke ID: 9000399575920

    Articles in CiNii:1

    • ポスター講演 Full C+L-Band, mode hop free wavelength tunable LD with a linewidth of less than 8 kHz (光エレクトロニクス) （2018）
  • KASAI Keisuke ID: 9000399577862

    Articles in CiNii:1

    • ポスター講演 Full C+L-Band, mode hop free wavelength tunable LD with a linewidth of less than 8 kHz (レーザ・量子エレクトロニクス) （2018）
  • KASAI Keisuke ID: 9000004738437

    Articles in CiNii:95

    • Development of a C_2H_2 (acetylene) frequency-stabilized and single-polarization fiber laser （2004）
    • 64 QAM Real-Time Coherent Transmission Using FPGA-Based Receiver （2012）
    • Recent development of ultra-multilevel digital coherent QAM transmission （2014）
  • KASAI Keisuke ID: 9000006795568

    Articles in CiNii:3

    • Situation dependence access control for presence service environment （2008）
    • Personal Information Access Control Model with Consideration of Context Change （2008）
    • Construction of Personal Information Access Control Modelwith Consideration of Context Change （2011）
  • KASAI Keisuke ID: 9000018657795

    Research Institute of Electrical Communication, Tohoku University （2011 from CiNii）

    Articles in CiNii:1

    • 256 QAM Digital Coherent Optical Transmission Using Raman Amplifiers （2011）
  • KASAI Keisuke ID: 9000411038830

    Research Institute of Electrical Communication, Tohoku University （2016 from CiNii）

    Articles in CiNii:1

    • Ultra-Multilevel Digital Coherent Optical Transmission with a Narrow Linewidth Laser, an Optical Phase-Locked Loop Circuit, and Injection-Locking Scheme （2016）
  • Kasai Keisuke ID: 9000020483895

    Research Institute of Electrical Communication, Tohoku University （2010 from CiNii）

    Articles in CiNii:1

    • 60Gbit/s 64 QAM-OFDM coherent optical transmission with a 5.3GHz bandwidth （2010）
  • Kasai Keisuke ID: 9000021272657

    Research Institute of Electrical Communication, Tohoku University （2008 from CiNii）

    Articles in CiNii:1

    • Polarization and frequency division multiplexed 1Gsymbol/s, 64 QAM coherent optical transmission with 8.6bit/s/Hz spectral efficiency over 160km （2008）
  • Kasai Keisuke ID: 9000021342656

    Research Institute of Electrical Communication, Tohoku University （2006 from CiNii）

    Articles in CiNii:1

    • Performance improvement of an acetylene (C2H2) frequency-stabilized fiber laser （2006）
  • Kasai Keisuke ID: 9000021470853

    Research Institute of Electrical Communication, Tohoku University （2008 from CiNii）

    Articles in CiNii:1

    • The use of a Nyquist filter for reducing an optical signal bandwidth in a coherent QAM optical transmission （2008）
  • Kasai Keisuke ID: 9000021470979

    Research Institute of Electrical Communication, Tohoku University （2007 from CiNii）

    Articles in CiNii:1

    • Optical phase-locked loop for coherent transmission over 500km using heterodyne detection with fiber lasers （2007）
  • Kasai Keisuke ID: 9000022005530

    Research Institute of Electrical Communication, Tohoku University （2011 from CiNii）

    Articles in CiNii:1

    • Polarization-multiplexed, 10Gsymbol/s, 64QAM coherent transmission over 150km with OPLL-based homodyne detection employing narrow linewidth LDs （2011）
  • Kasai Keisuke ID: 9000261653948

    Research Institute of Electrical Communication, Tohoku University （2014 from CiNii）

    Articles in CiNii:1

    • 60 Gbit/s, 64 QAM LD-based injection-locked coherent heterodyne transmission over 160 km with a spectral efficiency of 9 bit/s/Hz （2014）
  • Kasai Keisuke ID: 9000311769554

    Research Institute of Electrical Communication, Tohoku University （2015 from CiNii）

    Articles in CiNii:1

    • B-10-43 80 Gbit/s, 256 QAM Coherent Optical Transmission over 150 km with an LD-based Injection-locked Homodyne Receiver （2015）
  • Kasai Keisuke ID: 9000316693175

    Research Institute of Electrical Communication, Tohoku University （2015 from CiNii）

    Articles in CiNii:1

    • First demonstration of digital coherent transmission in a deployed ROADM network with a 120 Gbit/s polarization-multiplexed 64 QAM signal （2015）
  • Kasai Keisuke ID: 9000324974072

    Muroran Institute of Technology （2016 from CiNii）

    Articles in CiNii:1

    • D-15-8 The Automatic Generation of e-Learning Materials by Using LOD and its Application （2016）
  • Kasai Keisuke ID: 9000324991062

    Research Institute of Electrical Communication, Tohoku University （2016 from CiNii）

    Articles in CiNii:1

    • B-10-52 320 Gbit/s, 256 QAM Coherent Optical Transmission over 160 km with an LD-based Injection-locked Homodyne Receiver （2016）
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