Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OCS, OFT, LSJ (Joint) [detail] |
2018-08-30 13:40 |
Hokkaido |
Hakodate Hokuyo Building 8Kai Hall |
Influence of disturbance on Inter-core Crosstalk between Heterogeneous Cores Yoshimichi Amma, Katsuhiro Takenaga (Fujikura Ltd.), Takeshi Fujisawa, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.), Kazuhiko Aikawa (Fujikura Ltd.) OCS2018-20 |
A heterogeneous multi-core fiber (MCF) is one of the techniques to reduce inter-core crosstalk (XT) in a MCF. However, t... [more] |
OCS2018-20 pp.7-10 |
OCS, OFT (Joint) |
2014-08-28 14:00 |
Hokkaido |
Kushiro Royal Inn |
Crosstalk increase in tightly bent multi-core fiber mediated by cladding modes Tetsuya Hayashi, Toshiki Taru, Tetsuya Nakanishi, Takashi Sasaki (Sumitomo Electric), Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) OCS2014-31 |
We newly derived a simplified coupled-power equations including cladding modes for estimating the inter-core crosstalk o... [more] |
OCS2014-31 pp.1-6 |
OCS, OPE, OFT (Joint) [detail] |
2014-02-28 16:50 |
Okinawa |
nest HOTEL Naha |
Hole-assisted 6-core Fiber with Cladding Diameter of 125 μm Taiji Sakamoto (NTT), Kunimasa Saitoh (Hokkaido Univ.), Nobutomo Hanzawa, Kyozo Tsujikawa, Lin Ma (NTT), Masanori Koshiba (Hokkaido Univ.), Fumihiko Yamamoto (NTT) OCS2013-119 OPE2013-231 |
We report 125 m-cladding multi-core fiber for high-density space-division multiplexing transmission. We show num... [more] |
OCS2013-119 OPE2013-231 pp.101-106(OCS), pp.141-146(OPE) |
OCS, OFT, ITE-BCT, IEE-CMN (Joint) [detail] |
2013-11-22 09:00 |
Niigata |
Nagaoka University of Technology |
Fused Taper Type Fan-in/Fan-out Device for 12 Ccore Multi-Core Fiber Hitoshi Uemura, Koji Omichi, Katsuhiro Takenaga, Shoichiro Matsuo (Fujikura), Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) OCS2013-85 |
Fan-in/fan-out device for splicing to dual-ring-structured 12-core multi-core fiber (MCF) is fabricated. Maximum loss of... [more] |
OCS2013-85 pp.19-23 |
OFT |
2013-10-25 10:45 |
Nara |
|
A study on effective cutoff wavelength in few-mode fiber Nobutomo Hanzawa (NTT), Kunimasa Saitoh (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa (NTT), Masanori Koshiba (Hokkaido Univ.), Fumihiko Yamamoto (NTT) OFT2013-35 |
(Advance abstract in Japanese is available) [more] |
OFT2013-35 pp.63-66 |
OFT, OPE, OCS (Joint) [detail] |
2013-02-28 16:50 |
Tokyo |
|
[Invited Talk]
Mode-divisioin multiplexing technology for realizing ultra-large capacity transmission Taiji Sakamoto, Nobutomo Hanzawa, Takayoshi Mori (NTT), Kunimasa Saitoh (Hokkaido university), Takashi Yamamoto (NTT), Masanori Koshiba (Hokkaido university), Fumihiko Yamamoto (NTT) OCS2012-104 OFT2012-76 OPE2012-194 |
Recently, mode-division multiplexing transmission has been intensively investigated because the transmission capacity ca... [more] |
OCS2012-104 OFT2012-76 OPE2012-194 pp.39-44 |
PN, EMT, LQE, OPE, MWP, EST, IEE-EMT [detail] |
2013-01-25 09:25 |
Osaka |
Osaka Univ. (Suita) |
3-D vector finite element analysis of surface plasmon cavity sandwiched between metal wall and photonic crystal Yuhei Ishizaka, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) PN2012-52 OPE2012-161 LQE2012-153 EST2012-88 MWP2012-70 |
[more] |
PN2012-52 OPE2012-161 LQE2012-153 EST2012-88 MWP2012-70 pp.151-155 |
OFT, OCS, ITE-BCT, IEE-CMN (Joint) [detail] |
2012-11-22 09:25 |
Kumamoto |
|
Longitudinal Power Decay along a Weakly Coupled Multi-Core Fiber Hiroki Hamaguchi, Itaru Ishida, Katsuhiro Takenaga, Shoichiro Matsuo (Fujikura), Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) OCS2012-81 |
An estimation method of inter-core crosstalk along a multi-core fiber by fitting bi-directional optical time domain refl... [more] |
OCS2012-81 pp.47-52 |
OFT, OCS, ITE-BCT, IEE-CMN (Joint) [detail] |
2012-11-22 10:30 |
Kumamoto |
|
Mode division multiplexed transmission with asymmetric mode coupler Nobutomo Hanzawa (NTT), Kunimasa Saitoh (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Shigeru Tomita (NTT), Masanori Koshiba (Hokkaido Univ.) OFT2012-49 |
(Advance abstract in Japanese is available) [more] |
OFT2012-49 pp.37-40 |
OFT |
2012-10-25 15:45 |
Yamaguchi |
KAIKYO MESSE SHIMONOSEKI |
A Study on Large-Mode-Area All-Solid Photonic Bandgap Fibers Shota Saitoh, Masaki Chiba, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.), Masahiro Kashiwagi, Shoichiro Matsuo (Fujikura) OFT2012-35 |
In order to realize high power fiber lasers with good beam quality, suppression of nonlinear effects is strongly needed.... [more] |
OFT2012-35 pp.17-20 |
OFT |
2012-10-25 17:40 |
Yamaguchi |
KAIKYO MESSE SHIMONOSEKI |
Mode division multiplexing transmission with fiber coupler and long-period fiber grating Nobutomo Hanzawa (NTT), Kunimasa Saitoh (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Shigeru Tomita (NTT), Masanori Koshiba (Hokkaido Univ.) OFT2012-39 |
[more] |
OFT2012-39 pp.37-41 |
OCS, OFT (Joint) |
2012-08-30 16:05 |
Hokkaido |
|
A bend-insensitive heterogeneous trench-assisted multi-core fiber with large effective area Jiajing Tu, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.), Katsuhiro Takenaga, Shoichiro Matsuo (Fujikura) OCS2012-32 |
(Advance abstract in Japanese is available) [more] |
OCS2012-32 pp.19-24 |
OCS, OFT (Joint) |
2012-08-30 16:30 |
Hokkaido |
|
A Large Effective Area Two-Mode Multi-Core Fiber Katsuhiro Takenaga, Yusuke Sasaki, Ning Guan, Shoichiro Matsuo (Fujikura), Motoki Kasahara, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ) OCS2012-33 |
A design concept of large effective area (Aeff) two-mode multi-core fiber (MCF) is presented. Cores with a step-index pr... [more] |
OCS2012-33 pp.25-30 |
MWP, OPE, MW, EMT, EST, IEE-EMT [detail] |
2012-07-27 14:00 |
Hokkaido |
Hokkaido Univ. |
Development of a 3-D Vector FEM Solver for Designing Photonic Crystal Microcavities Yuhei Ishizaka, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) MW2012-54 OPE2012-47 EST2012-36 MWP2012-35 |
Photonic crystal microcavities that can confine the light to ultra-small volumes for a long time have attracted much att... [more] |
MW2012-54 OPE2012-47 EST2012-36 MWP2012-35 pp.167-171 |
AP, SAT (Joint) |
2012-07-26 16:30 |
Hokkaido |
Hokkaido Univ. |
[Special Talk]
Challenges to Innovative Optical Communication Technologies
-- Toward Connecting People to People Forever -- Masanori Koshiba (Hokkaido Univ.) |
[more] |
|
NS, OCS, PN (Joint) |
2012-06-22 12:05 |
Yamagata |
Yamagata Univ. |
Mode-division multiplexing transmission with DMD-independent low complexity MIMO processing Taiji Sakamoto, Takayoshi Mori, Takashi Yamamoto, Nobutomo Hanzawa (NTT), Shigeru Tomita (NTT-AT), Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) OCS2012-20 |
(Advance abstract in Japanese is available) [more] |
OCS2012-20 pp.57-62 |
OFT |
2012-05-24 14:50 |
Gifu |
Hida, Earth Wisdom Center |
A Study on Design of Few-Mode Fibers for Mode-Division Multiplexing Transmission Motoki Kasahara, Kunimasa Saitoh (Hokkaido Univ.), Taiji Sakamoto, Nobutomo Hanzawa, Takashi Matsui (NTT), Masanori Koshiba (Hokkaido Univ.), Shigeru Tomita (NTT) OFT2012-3 |
Since the data traffic continues to increase with 40~70 % per year, large transmission capacity will be highly required ... [more] |
OFT2012-3 pp.9-14 |
EMT, PN, LQE, OPE, MWP, EST, IEE-EMT [detail] |
2012-01-27 09:50 |
Osaka |
Osaka Univ. Convention Center |
Evaluation of Structural Dependence of Bending Loss in Slot Waveguide Yu Saito, Yuki Kawaguchi, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) PN2011-67 OPE2011-183 LQE2011-169 EST2011-117 MWP2011-85 |
Slot waveguide is expect to be used in ultra small devices and also used in devices which have optical nonlinear effect,... [more] |
PN2011-67 OPE2011-183 LQE2011-169 EST2011-117 MWP2011-85 pp.253-258 |
OCS, OFT, ITE-BCT, IEE-CMN (Joint) [detail] |
2011-11-18 14:55 |
Shimane |
Shimane Univ. |
A large effective area multi-core fiber Yoko Arakawa, Katsuhiro Takenaga, Yusuke Sasaki, Shoji Tanigawa, Shoichiro Matsuo (Fujikura), Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) OCS2011-104 |
The cladding thickness of trench-assisted multi-core fibers was theoretically and experimentally investigated in terms o... [more] |
OCS2011-104 pp.65-69 |
OCS, LQE, OPE |
2011-10-27 10:40 |
Kochi |
Kochi University of Technology |
Structural dependence of group velocity and leakage losses in 1-D photonic crystal coupled resonator optical waveguide based on mode-gap confinement Yuki Kawaguchi, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) OCS2011-59 OPE2011-97 LQE2011-60 |
One-dimensional photonic crystal coupled resonator optical waveguide (1-D PC-CROW) based on mode-gap confinement has a p... [more] |
OCS2011-59 OPE2011-97 LQE2011-60 pp.27-32 |