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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 72  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OPE, OFT, OCS
(Joint) [detail]
2024-02-21
16:55
Okinawa Nobumoto Ohama Memorial Hall
(Primary: On-site, Secondary: Online)
A study on loss characteristics of uncoupled 3-mode 4-core graded index fiber with a common depressed layer
Tomoki Honda, Takanori Sato (Hokkaido Univ.), Taro Iwaya, Yuto Sagae, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OCS2023-75 OFT2023-67 OPE2023-118
 [more] OCS2023-75 OFT2023-67 OPE2023-118
pp.42-47(OCS), pp.23-28(OFT), pp.58-63(OPE)
OFT, OCS, LSJ
(Joint) [detail]
2023-08-24
16:15
Hokkaido  
(Primary: On-site, Secondary: Online)
Effective Nonlinear Coefficient of Coupled Multi-core Fiber
Taiji Sakamoto, Ryota Imada, Kazuhide Nakajima (NTT) OCS2023-23
 [more] OCS2023-23
pp.21-26
OFT 2023-05-11
15:25
Iwate Aiina(Iwate)
(Primary: On-site, Secondary: Online)
A study on loss characteristics of 3-mode dual-step index pure silica core fiber.
Taro Iwaya, Yuto Sagae, Takayoshi Mori, Taiji Sakamoto, Takashi Matsui (NTT), Takanori Sato, Kunimasa Saitoh (Hokudai), Kazuhide Nakajima (NTT) OFT2023-3
Toward lowering loss and differential mode delay (DMD) of 3-mode fiber, feasibility of pure silica core with dual-step i... [more] OFT2023-3
pp.10-13
OFT 2023-05-11
16:15
Iwate Aiina(Iwate)
(Primary: On-site, Secondary: Online)
Design of uncoupled 3-mode 4-core graded-index fibers with a common depressed layer
Tomoki Honda, Takanori Sato, Takeshi Fujisawa (Hokaido Univ.), Taro Iwaya, Yuto Sagae, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokaido Univ.) OFT2023-5
We design a standard diameter (125 μm) uncoupled 3-mode 4-core fiber (3M-4CF). In order to suppress the inter-core cross... [more] OFT2023-5
pp.20-23
OCS, OFT, OPE
(Joint) [detail]
2023-02-17
09:15
Okinawa kukuru-itomancity
(Primary: On-site, Secondary: Online)
A study on bending loss properties of coupled multi-core fiber
Ryota Imada, Taiji Sakamoto, Takayoshi Mori, Yusuke Yamada, Kazuhide Nakajima (NTT) OFT2022-58 OPE2022-106
We investigate the dependence of bending loss on bending angle in coupled multi-core fiber. We reveal the bending loss i... [more] OFT2022-58 OPE2022-106
pp.37-40(OFT), pp.64-67(OPE)
OCS, OFT, OPE
(Joint) [detail]
2023-02-17
14:10
Okinawa kukuru-itomancity
(Primary: On-site, Secondary: Online)
A study on a PLC-based six-mode multi/demultiplexer using Y-branch mode converter and optical unitary converter
Yasuto Yoshida, Takanori Sato, Takeshi Fujisawa (Hokkaido Univ.), Takayoshi Mori, Taiji Sakamoto, Yoko Yamashita, Ryota Imada, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OCS2022-86 OFT2022-62 OPE2022-115
A selective/non-selective six-mode (de)multiplexer using planar lightwave circuits (PLC) is designed to realize mode-div... [more] OCS2022-86 OFT2022-62 OPE2022-115
pp.80-85(OCS), pp.53-58(OFT), pp.105-110(OPE)
OPE, OFT, OCS
(Joint) [detail]
2022-02-25
13:05
Online Online Group delay spread reduction using coupled multicore fibers with twist and bend
Kazushi Homma, Takanori Sato, Takeshi Fujisawa (Hokkaido Uni.), Yuto Sagae, Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Uni.) OCS2021-49 OFT2021-79 OPE2021-64
We investigate mode coupling characteristics in coupled multicore fibers with twist and bend for reducing the group dela... [more] OCS2021-49 OFT2021-79 OPE2021-64
pp.40-45(OCS), pp.49-54(OFT), pp.78-83(OPE)
OPE, OFT, OCS
(Joint) [detail]
2022-02-25
13:55
Online Online Control of Mode-dependent Gain in Coupled Multi-core EDF with Bend
Ryota Imada, Taiji Sakamoto, Shinichi Aozasa, Kazuhide Nakajima (NTT) OCS2021-51 OPE2021-66
We discuss the reduction in mode-dependent gain (MDG) in coupled-multi-core erbium- doped fiber (C-MC-EDF) with smaller ... [more] OCS2021-51 OPE2021-66
pp.51-55(OCS), pp.89-93(OPE)
OFT, OCS, LSJ
(Joint) [detail]
2021-08-27
13:00
Online Online [Invited Talk] Recent progress on standard cladding diameter MCF and its perspective
Kazuhide Nakajima, Takashi Matsui, Yusuke Yamada, Yuto Sagae, Taiji Sakamoto, Takayoshi Mori (NTT) OFT2021-20
Space division multiplexing (SDM) is expected to be a candidate technology for overcoming a capacity limitation in an ex... [more] OFT2021-20
pp.43-48
OFT 2021-05-13
14:20
Online Online Connection results for 8-fiber multicore fiber connectors with different structure
Yoshiteru Abe, Taiji Sakamoto (NTT), Kohei Kawasaki, Kengo Watanabe, Ryuichi Sugizaki (Furukawa Electric Co., Ltd.), Kazuhide Nakajima, Kazunori Katayama (NTT) OFT2021-3
 [more] OFT2021-3
pp.9-12
OPE, LQE 2020-11-20
15:30
Online Online Suppression of bending loss in coupled few-mode multicore fibers with outer trench layer
Kenta Nishimura, Takeshi Fujisawa, Takanori Sato (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Yuto Sagae, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OPE2020-62 LQE2020-42
We propose a coupled few-mode multicore fiber with outer trench layer for suppressing both the group delay spread (GDS) ... [more] OPE2020-62 LQE2020-42
pp.86-91
OCS, LQE, OPE 2019-10-18
15:05
Kagoshima   Fabrication and characterization of broadband TE0-TE1 mode divider
Takeshi Fujisawa (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OCS2019-48 OPE2019-86 LQE2019-64
(Advance abstract in Japanese is available) [more] OCS2019-48 OPE2019-86 LQE2019-64
pp.109-112
OFT, OCS, LSJ
(Joint) [detail]
2019-08-29
15:20
Hokkaido   A Study of Multi-Functional Multi-Core Fiber Including a Low Latency Core and Its Application
Yuto Sagae, Takashi Matsui, Taiji Sakamoto, Kazuhide Nakajima (NTT) OFT2019-26
Not only enlarging transmission capacity but decreasing latency in optical transmission has been drowning considerable a... [more] OFT2019-26
pp.13-18
MI 2019-01-22
14:35
Okinawa   Research on macular analysis based on OCT angiography image analysis
Shinnosuke Yamaoka, Shinya Fukumoto, Masayuki Kashima, Kiminori Sato, Mutsumi Watanabe, Hideki Shiihara, Syozo Sonoda, Taiji Sakamoto (Kagoshima Univ.) MI2018-81
The purpose of this study is to ascertain whether the complexity of the shape of macular region obtained from OCT angiog... [more] MI2018-81
pp.87-92
OFT 2019-01-18
09:30
Kagoshima Tanegashima space center, Nishinoomote Civic Hall Study of Power efficient multi-core EDFA with alternating arranged C-L- band amplification cores
Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takashi Yamamoto, Kazuhide Nakajima (NTT) OFT2018-69
In this paper, we proposed the novel C and L band three-mode erbium doped fiber amplifier that realizes high excitation ... [more] OFT2018-69
pp.39-44
OPE, LQE, OCS 2018-10-19
09:30
Saga   A Design of Low MDL Scrambling-type PLC 6 Mode Multi/ Demultiplexer
Motoki Shirata, Misa Kudo, Takeshi Fujisawa (Hokkaidou Univ.), Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaidou Univ.) OCS2018-40 OPE2018-76 LQE2018-65
The design of four-, six-, and eight-mode scrambling-type mode multi/demultiplexers (mode scramblers) together with the ... [more] OCS2018-40 OPE2018-76 LQE2018-65
pp.65-70
SIP, EA, SP, MI
(Joint) [detail]
2018-03-19
11:00
Okinawa   Research on Automatic Fundus Disease Diagnostic Support based on OCT Angiography Image Analysis
Shinnosuke Yamaoka, Shinya Fukumoto, Masayuki Kashima, Kiminori Sato, Mutsumi Watanabe, Hideki Shiihara, Shozo Sonoda, Taiji Sakamoto (Kagoshima Univ.) MI2017-68
Optical coherence tomography (OCT) can shoot fundus photography used fundus examination. the purpose of this study is to... [more] MI2017-68
pp.19-24
OPE, OCS, OFT
(Joint) [detail]
2018-02-16
11:35
Okinawa Okinawa Prefectural Museum A scrambling-type three-mode (de)multiplexer based on silica PLC
Takeshi Fujisawa (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OCS2017-89 OFT2017-74 OPE2017-182
(Advance abstract in Japanese is available) [more] OCS2017-89 OFT2017-74 OPE2017-182
pp.49-54(OCS), pp.29-34(OFT), pp.67-72(OPE)
OPE 2017-12-07
11:40
Okinawa   Fabrication of Broadband Mach-Zehnder Mode Multi/Demultiplexer Based on 3dB Mode Divider with Taper Waveguide
Shun Ohta, Shuntaro Makino, Takeshi Fujisawa (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OPE2017-94
We have studied a broadband mode multi/demultiplexer using Mach-Zehnder interferometer for combined use of the MDM and W... [more] OPE2017-94
pp.25-30
OPE 2017-12-07
13:15
Okinawa   [Poster Presentation] A Mach-Zehnder Mode/Wavelength Multi/Demultiplexer based on Si/Silica Hybrid PLC Platform
Misa Kudo, Shun Ohta, Eri Taguchi, Takeshi Fujisawa (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Kyozo Tsujikawa, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.) OPE2017-99
Combined use of wavelength division multiplexing (WDM) and mode division multiplexing (MDM) attracts a lot of attention ... [more] OPE2017-99
pp.53-58
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