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INTERNATIONAL CONFERENCES

Invited:

  1. H. Kubota, 'Photonic crystal fibers' Paper , APOC 2004,@ 5623-46, 2004.
  2. H. Kubota and M. Nakazawa, , 'Recent progress in soliton communication technology, ', Paper 1-B-1, NOLTA 99, 1999.
  3. H. Kubota and M. Nakazawa, 'Advantages of Dispersion-Allocated Soliton Transmission and its Application to Conventional 1.3ƒΚm Singlemode Fibers', Paper M3F-6, NOLTA 97, 1997.

Regular papers, PDs

  1. Hirokazu Kubota, Zuyuan He, and Kazuo Hotate,@ eLarge Core gUni-modeh Photonic Bandgap Fiber Compatible with Standard Single Mode Fiberf, Paper P1.11, ECOC 2010, Trino, Sept. 2010.
  2. T. Kobayashi, S. Yamanaka, H. Kawakami, S. Yamamoto, A. Sano, H. Kubota, A. Matsuura, E. Yamazaki, M. Ishikawa, K. Ishihara, T. Sakano, E. Yoshida, Y. Miyamoto, M. Tomizawa, and S. Matsuoka, '8-Tb/s(80x127Gb/s) DP-QPSK L-band DWDM Transmission over 457-km Installed DSF Links with EDFA-only amplification ,' Paper PD-2, OECC 2010, Hokkaido, July 2010.
  3. Yamamoto, S.; Yoshimatsu, T.; Takara, H.; Komukai, T.; Hashizume, Y.; Kubota, H.; Masuda, H.; Jinno, M.; Takada, A.;, 'Suppression of impairment due to intra-channel crosstalk using wavelength selective filter with broadband channel isolation', Paper TuH3, LEOS 2008 ,.
  4. Yoshimatsu, T.@ @Hashizume, Y.@@ Yamamoto, S.@@ Takara, H.@@ Kubota, H.@@ Yoshida, E.@@ Miyamoto, Y.@@ Takada, A.@@ Jinno, M.@@ Itoh, T.@ , 'Comparison of 44.6-Gbit/s NRZ- and RZ-DQPSK format in 50-GHz-spacing ROADM system', Paper@ WeA-3, OECC 2008, 2008.
  5. "Kawakami, H.; Yoshida, E.; Kubota, H.; Miyamoto, Y.;, 'Novel signed chromatic dispersion monitoring technique based on asymmetric waveform distortion in DQPSK receiver', Paper WeK-3, OECC 2008
  6. "Eiji Yoshida, Hiroto Kawakami, Eiichi Yamada, Kirokazu, Kubota, Yuuzou Miyagawa, Yutaka Miyamoto,, 'Enlargement of PMD tolerance in 43 Gbit/s RZDQPSK signal using electrical dispersion compensation without adaptive control', Paper Tu 3.1.3, ECOC 2007
  7. "K. Miyake, M. Hachiwaka, T. Kinoshita, S. Yamaguchi, Mitsubishi , 'Bend Resistant Photonic Crystal Fiber Compatible with Conventional Single Mode Fiber', Paper Mo3.3.4, ECOC 2004, ,
  8. S. Kawanishi, T. Kumukai, H. Kubota, T. Yamamoto, M. Tanaka and S. Yamaguchi, 'A new type photonic bandgap fiber with Kagome lattice', Paper PD3, PECS -V, 2004.
  9. "Tohyama O., Tanaka M., Kinoshita T., Yamaguchi S., Kubota H.,Kawanishi S.,, 'Temperature Cycling and Tensile Proof of Photonic Crystal Fiber', Paper We2.7.2, ECOC, 2003."
  10. H. Kubota, K. Suzuki, S. Kawanishi, M. Nakazawa, M. Tanaka, M. Fujita, 'Low-loss, 2km-long photonic crystal fiber with zero GVD in the near IR suitable for picosecond pulse propagation at the 800 nm band', Paper CPD 3-2, CLEO 2001, 2001.
  11. K. Suzuki, H. Kubota, and M. Nakazawa, '1 Tb/s (40 Gb/s x 25 channel) DWDM optical soliton transmission over 1,500 km using dispersion managed transmission line', Paper TuN7, OFC 2001
  12. H. Kubota, K. Tamura, and M. Nakazawa, 'Coherence degradation of a high-order optical soliton train in the presence of noise', Paper ThD6, OA&A, Nara, June 1999.
  13. A. Sahara, H. Kubota, and M. Nakazawa, 'Ultra high speed soliton transmission in the presence of polarization mode dispersion using in-line synchronous modulation', Paper WC3, OFC, 1999.
  14. A. Sahara, K. Suzuki, H. Kubota, T. Komukai, E. Yamada, T. Imai, K. Tamura, and M. Nakazawa , '40 Gbit/s soliton transmission field experiment over 1,020 km and its extension to 1,360 km using in-line synchronous modulation', Paper ThI1, OFC , 1999.
  15. K. Suzuki, H. Kubota, A. Sahara, and M. Nakazawa, ' 40 Gbit/s single-channel optical soliton transmission over 70,000 km using in-line synchronous modulation', Paper ThI4, OFC, 1998.
  16. E. Yamada, H. Kubota, T. Yamamoto, A. Sahara, and M. Nakazawa, 'Numerical and Experimental Comparison between the Dispersion-allocated soliton,RZ and NRZ Pulses at Zero Group Velocity Dispersion', Paper , IOOC/ECOC, 1997.
  17. M. Nakazawa, K. Suzuki, H. Kubota, A. Sahara, and E. Yamada, '(60Gbit/s WDMC 20Gbit/s~8Channels) soliton transmission over 10,000km using in-line synchronous modulation and optical filtering', Paper SN15, OA&A, 1997.
  18. M. Nakazawa, K. Suzuki, H. Kubota, A. Sahara, E. Yamada, '100Gbit/s WDM(20Gbit/s ~ 5channels) soliton transmission over 10,0000km using in-line synchronous modulation and optical filtering', Paper PD21-1, OFC, Feb. 1997.
  19. M. Nakazawa, K. Suzuki, H. Kubota, and E. Yamada, '60 Gbit/s WDM (20 Gbit/s x 3 unequally-spaced channels) soliton transmission over 10, 000 km,', Paper PP7, OA&A@,1996.
  20. M. Nakazawa, Y. Kimura, s. Suzuki, H. Kubota, T. Komukai, E. Yamada, T. Sugawa, E. Yoshida, T. Tamamoto, Y. Imai, A. Sahara, H. Nakazawa, O. Yamauchi, and M. Umezawa, 'Filed demonstration of soliton transmission at 10Gb/s over 2,500km and 20Gb/s over 1,000Km in the Tokyo metropolitan optical network', Paper PD2, IOOC (HongKong), 1995.
  21. H. Kubota and M. Nakazawa, 'Recent progress in soliton communication', Paper 4G-4, NOLTA, 1995.
  22. T. Sugawa, K. Kurokawa. H. Kubota, and M. Nakazawa, 'Polarization dependence of soliton interactions and soliton self-frequency shift in a femtosecond soliton transmission', Paper FB1, OFC, 1995.
  23. M. Nakazzawa, K. Suzuki, H. Kubota, E. Yamada, Y. Kimura, '20 Gbit/s- 3000 km Straight-Line Soliton Transmission Beyond Gordon-Haus Limit', Paper PDI-3, OEC 94, 1994.
  24. H. Kubota and M. Nakazawa, 'Possibility of sub-Tera bit soliton transmission using soliton control', Paper WM‚P, OFC 94, 1994.
  25. H. Kubota and M. Nakazawa, , 'High-speed optical soliton communication using erbium-doped fiber amplifier and soliton transmission control,', Paper 7.8-1, NOLTA 9‚R, 1993.
  26. K. Kurokawa, H. Kubota, and M. Nakazawa, 'Femtosecond Soliton Interaction with Adiabatic Soliton Narrowing in a Distributed Erbium Doped Fiber Amplifier', Paper TuB4, OAA 93(Yokohama), 1993.
  27. M. Nakazawa, K. Suzuki, E. Yamada, H. Kubota, and Y. Kimura, 'Straight-line soliton data transmissions at 20Gbit/s-2000km and 40Gbit/s-1000km using erbium-doped fiber amplifier', Paper PD2, OAA 93(Yokohama), 1993.
  28. M. Nakazawa, K. Suzuki, E. Yamada, H. Kubota, M. Takaya, and Y. Kimura, '20Gbit/s-1850km and 40Gbit/s-750km soliton data transmission using erbium-doped fiber amplifier', Paper PD9, OFCCIOOCf93, 1993.
  29. M. Nakazawa, K. Suzuki, E. Yamada H., Kubota Y., Kimura M., and Takaya, 'Experimental demonstration of soliton data transmission over unlimited distances with soliton control in time and frequency domains', Paper PD7, OFCCIOOCf93, 1993.
  30. H. Kubota and M. Nakazawa, 'Soliton Transmission Control in Time Domain', Paper WC2, OFCf92, 1992.
  31. M. Nakazawa, K. Suzuki, E. Yamada, H. Kubota, and Y. Kimura, "10 Gbit/s-1200km single-pass soliton data transmission using erbium-doped fiber amplifiers," Paper PD11, OFCf92, 1992.
  32. H. Kubota, M. Nakazawa, and K. Kurokawa, "Femtosecond optical pulse transmission over long distances using adiabatic soliton trapping and soliton standardization, Paper TuK2, OFC91 , 1991.

 
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