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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 48  /  [Next]  
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
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