Norihiro Ishikura

Summary

Publications

  1. doi request reprint Large tunable fractional delay of slow light pulse and its application to fast optical correlator
    Norihiro Ishikura
    Department of Electrical and Computer Engineering, Yokohama National University, 79 5 Tokiwadai, Yokohama, 240 8501, Japan
    Opt Express 19:24102-8. 2011
  2. doi request reprint 10 Gb/s operation of photonic crystal silicon optical modulators
    Hong C Nguyen
    Department of Electrical and Computer Engineering, Yokohama National University, Hodogayaku, Yokohama, Japan
    Opt Express 19:13000-7. 2011
  3. doi request reprint Continuously tunable slow-light device consisting of heater-controlled silicon microring array
    Fumihiro Shinobu
    Department of Electrical and Computer Engineering, Yokohama National University, Hodogaya ku, Yokohama, Japan
    Opt Express 19:13557-64. 2011
  4. doi request reprint High-speed delay tuning of slow light in pin-diode-incorporated photonic crystal waveguide
    Ryo Hayakawa
    Department of Electrical and Computer Engineering, Yokohama National University, Yokohama, Japan
    Opt Lett 38:2680-2. 2013
  5. doi request reprint Nonlinear enhancement in photonic crystal slow light waveguides fabricated using CMOS-compatible process
    Mizuki Shinkawa
    Opt Express 19:22208-18. 2011

Collaborators

  • Toshihiko Baba
  • Masaya Notomi
  • Hong C Nguyen
  • Mizuki Shinkawa
  • Ryo Hayakawa
  • Fumihiro Shinobu
  • Takemasa Tamanuki
  • Keijiro Suzuki
  • Yuya Sakai
  • Yoshiki Arita
  • Yosuke Hama

Detail Information

Publications5

  1. doi request reprint Large tunable fractional delay of slow light pulse and its application to fast optical correlator
    Norihiro Ishikura
    Department of Electrical and Computer Engineering, Yokohama National University, 79 5 Tokiwadai, Yokohama, 240 8501, Japan
    Opt Express 19:24102-8. 2011
    ..Using this correlator, we successfully observed sub-picosecond pulses at a scan frequency up to 2 kHz, which is 100 times faster than that of mechanical scanners in conventional correlators...
  2. doi request reprint 10 Gb/s operation of photonic crystal silicon optical modulators
    Hong C Nguyen
    Department of Electrical and Computer Engineering, Yokohama National University, Hodogayaku, Yokohama, Japan
    Opt Express 19:13000-7. 2011
    ..An open eye pattern is observed at bitrates of 10 Gb/s and 2 Gb/s, with and without pre-emphasis of the drive signal, respectively...
  3. doi request reprint Continuously tunable slow-light device consisting of heater-controlled silicon microring array
    Fumihiro Shinobu
    Department of Electrical and Computer Engineering, Yokohama National University, Hodogaya ku, Yokohama, Japan
    Opt Express 19:13557-64. 2011
    ..Eye opening of 40 Gbps non-return-to-zero signals is observed at up to a 150 ps delay and a 4 bit buffering capacity is confirmed, which corresponds to a spatial buffering density of 0.29 kbit/mm2...
  4. doi request reprint High-speed delay tuning of slow light in pin-diode-incorporated photonic crystal waveguide
    Ryo Hayakawa
    Department of Electrical and Computer Engineering, Yokohama National University, Yokohama, Japan
    Opt Lett 38:2680-2. 2013
    ..The former changes the delay up to 62 ps for the DC bias. The latter changes the delay for 1 Gbps pseudo random bit sequence tuning signals, which will be applicable to advanced time-domain optical signal processing...
  5. doi request reprint Nonlinear enhancement in photonic crystal slow light waveguides fabricated using CMOS-compatible process
    Mizuki Shinkawa
    Opt Express 19:22208-18. 2011
    ..Such slow light may add various functionalities in Si photonics, while loss reduction is desired for ensuring the advantage of slow light...