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All Technical Committee Conferences  (Searched in: Recent 10 Years)

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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 109  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OPE, OFT, OCS
(Joint) [detail]
2025-02-20
17:10
Okinawa (Okinawa) Design of Gain Flattening Filter for 2LP-mode EDFA Using Long-Period Fiber Gratings
Takumi Kimura, Takanori Sato (Hokkaido Univ), Masaki Wada, Taro Iwaya, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ)
(To be available after the conference date) [more]
OPE, OFT, OCS
(Joint) [detail]
2025-02-20
17:35
Okinawa (Okinawa) Fabrication of single-mode Y-branched polymer optical waveguide and its application to Mode Division Multiplexing
Seiya Sakai, Takaaki Ishigure (Keio Univ.)
(To be available after the conference date) [more]
UWT
(2nd)
2024-11-19
13:35
Kagoshima   (Kagoshima) Study on MIMO-OFDM Transmission Method using Bell-hop Model in Underwater Acoustic Communication
Shuji Nonaka, Haruya Ikeda, Yuki Oami (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ), Kazuki Maruta (Tokyo Univ. of Science)
In preparation for Beyond 5G/6G, research is advancing on wireless communications in environments beyond land, such as t... [more]
OFT, OCS, IEE-CMN, ITE-BCT, CQ
(Joint) [detail]
2024-11-07
14:35
Kochi (Kochi) Performance comparison of carrier phase recovery using temporal pilot symbols and frequency tones in mode division multiplexed transmission systems
Mei Ogawa, Koji Igarashi (Osaka Univ.) OCS2024-47
In mode division multiplexed (MDM) transmission systems, MIMO adaptive equalization is required to compensate for mode c... [more] OCS2024-47
pp.19-24
CS 2024-11-07
11:18
Osaka Osaka Public University I-site Namba C1 Conference Room (Osaka) Proposal for DBA modeling in TDM-PON
Ryo Murakami, Ryohei izumida, yoshihiro kawai, yuki hatanaka, tetuya yokotani (KIT), takeshi suehiro, kenichi nakura, shigenori tani, seiji kozaki (Mitsubishi Electric) CS2024-58
The use of passive optical networks (PON) for multiplexing in mobile systems and sensor networks for the IoT is consider... [more] CS2024-58
pp.50-51
MIKA
(3rd)
2024-10-29
14:35
Okayama Okayama Convention Center (Okayama) [Poster Presentation] Study on BAA-OFDM Transmission Method using Bell-hop Model in Underwater Acoustic Communication
Shuji Nonaka, Haruya Ikeda, Yuki Oami (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Kazuki Maruta (Tokyo Univ. of Science)
In preparation for Beyond 5G/6G, research is advancing on wireless communications in environments beyond land, such as t... [more]
OPE, LQE, OCS 2024-10-17
15:30
Yamaguchi (Yamaguchi) Frequency diversity of Q value due to interplay between mode dependent loss and differential mode delay in mode division multiplexed optical fiber transmission systems
Hajime Kurumatani, Koji Igarashi (Osaka Univ.) OCS2024-33 OPE2024-86 LQE2024-33
In mode division multiplexed transmission systems, mode dependent loss (MDL) of multimode fibers (MMFs) and multimode ED... [more] OCS2024-33 OPE2024-86 LQE2024-33
pp.47-52
OCS, OFT, IEE-CMN, ITE-BCT
(Joint) [detail]
2023-11-09
16:45
Kyoto (Kyoto, Online)
(Primary: On-site, Secondary: Online)
Phase Compensation Method in Mode Selective Switch Using Volume Holographic De-multiplexer
Yui Yoshikata, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) OCS2023-44
In mode-division multiplex (MDM) communication using few-mode fiber, it is expected to realize ROADM by introducing mode... [more] OCS2023-44
pp.6-11
OCS, LQE, OPE 2023-10-20
10:10
Kochi (Kochi, Online)
(Primary: On-site, Secondary: Online)
Design of Mode-evolution-based Compact Symmetric Multimode Y-junction for the 2-µm Waveband Using Shortcuts to Adiabaticity
Taichi Muratsubaki, Takeshi Fujisawa, Takanori Sato, Kunimasa Saitoh (Hokkaido Univ.) OCS2023-39 OPE2023-94 LQE2023-41
We report the design results of compact symmetric multimode Y junction for the 2-µm waveband. The proposed device achiev... [more] OCS2023-39 OPE2023-94 LQE2023-41
pp.62-67
OFT, OCS, LSJ
(Joint) [detail]
2023-08-24
14:50
Hokkaido   (Hokkaido, Online)
(Primary: On-site, Secondary: Online)
A study on differential modal delay control by cabling parameter of high-density cable
Masashi Kikuchi, Takayoshi Mori, Yusuke Yamada (NTT) OFT2023-9
Space Division Multiplexing optical fiber including few-mode fiber is promising technology for expanding transmission ca... [more] OFT2023-9
pp.1-6
OFT, OCS, LSJ
(Joint) [detail]
2023-08-25
11:20
Hokkaido   (Hokkaido, Online)
(Primary: On-site, Secondary: Online)
Real-time 114-SDM transmission over a 6-mode 19-core fiber using real-time MIMO DSP
Shohei Beppu (KDDI Research), Masahiro Kikuta, Masahiro Shigihara (NEC Platforms), Koji Igarashi (Osaka University), Daiki Soma, Yuta Wakayama, Noboru Yoshikane (KDDI Research) OCS2023-25
Space-division multiplexing (SDM) transmission systems, in which multiple channels with different spatial paths are mult... [more] OCS2023-25
pp.33-38
RCS 2023-06-15
10:30
Hokkaido Hokkaido University, and online (Hokkaido, Online)
(Primary: On-site, Secondary: Online)
PAPR Reduction Method Utilizing Difference in Eigenvalues Among Spatial Channels in Uplink Eigenmode Massive MIMO Transmission
Yuta Abekura (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-52
In this paper, we propose a peak-to-average power ratio (PAPR) reduction method utilizing difference in eigenvalues amon... [more] RCS2023-52
pp.141-146
OFT 2023-05-11
15:25
Iwate Aiina(Iwate) (Iwate, Online)
(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) (Iwate, Online)
(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]
2023-02-16
17:00
Okinawa kukuru-itomancity (Okinawa, Online)
(Primary: On-site, Secondary: Online)
Fabrication for Asymmetric Y-branched Polymer Optical Waveguide Using the Imprint Method and Its Application for Mode Division Multiplexing Devices
Shinnosuke Ono, Takaaki Ishigure (Keio Univ.) OCS2022-76 OFT2022-54 OPE2022-102
In this paper, asymmetric Y-branched polymer optical waveguides are investigated theoretically and experimentally as a m... [more] OCS2022-76 OFT2022-54 OPE2022-102
pp.28-33(OCS), pp.13-18(OFT), pp.40-45(OPE)
OCS, OFT, OPE
(Joint) [detail]
2023-02-17
11:55
Okinawa kukuru-itomancity (Okinawa, Online)
(Primary: On-site, Secondary: Online)
Investigation of optical frequency domain mode equalizer using spatial light modulator
Yuta Goto, Satoshi Shinada (NICT), Atsushi Okamoto (Hokkaido Univ.), Hideaki Furukawa (NICT) OCS2022-83 OPE2022-112
In the mode-division multiplexing transmission, although the multi-input multi-output (MIMO) processing is required in t... [more] OCS2022-83 OPE2022-112
pp.68-72(OCS), pp.93-97(OPE)
OCS, OFT, OPE
(Joint) [detail]
2023-02-17
14:10
Okinawa kukuru-itomancity (Okinawa, Online)
(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)
OCS, CS
(Joint)
2023-01-13
09:25
Fukuoka CANAL CITY HAKATA (Fukuoka, Online)
(Primary: On-site, Secondary: Online)
Phase compensation method in core-selective switch for few-mode multi-core fiber using spatial light modulator
Ryo Watanabe, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) OCS2022-63
In order to realize Dence SDM transmission using Few-Mode Multi-Core Fiber(FM-MCF), a switching device adapted to spatia... [more] OCS2022-63
pp.18-21
RCS, AP, UWT
(Joint)
2022-11-16
11:00
Fukuoka Kyushu University, and Online (Fukuoka, Online)
(Primary: On-site, Secondary: Online)
[Invited Lecture] Wireless Transmission Technologies for Severe Doubly-Selective Channels of Underwater Acoustic Communications
Hiroshi Kubo, Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura (Ritsumeikan Univ.) AP2022-155 RCS2022-166
It is well-known that underwater acoustic communications (UWACs) plays an important role for underwater mobile communica... [more] AP2022-155 RCS2022-166
pp.45-50(AP), pp.67-72(RCS)
AP 2022-10-19
12:20
Gifu GIFU CITY CULTURE CENTER (Gifu, Online)
(Primary: On-site, Secondary: Online)
[Poster Presentation] Study on 3D Imaging Error of Squint Mode Automotive TDM-MIMO SAR
Masaya Kato, Hiroyoshi Yamada (Niigata Univ.) AP2022-128
Recently, object collision prevention systems have been developed to improve driving safety. Millimeter-wave radar has a... [more] AP2022-128
pp.143-148
 Results 1 - 20 of 109  /  [Next]  
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