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 |