Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SRW, SeMI (Joint) |
2023-11-21 17:00 |
Tokyo |
Koganei Campus, Tokyo University of Agriculture and Technology (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Study on Effectiveness of MIIMO in Polarized OAM Multiplexing Mikito Ito, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) SRW2023-31 |
In this report, we investigate the effectiveness of multiple-input multiple-output (MIMO) on the polarized OAM multiplex... [more] |
SRW2023-31 pp.22-23 |
RCS, AP, UWT (Joint) |
2022-11-17 11:00 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
[Invited Talk]
Fundamentals of Orbital Angular Momentum (OAM) Mode Multiplexing Toshihiko Nishimura (Hokkaido Univ.) AP2022-164 RCS2022-177 |
The demand for high-capacity wireless communications is increasing as we move toward the 6G era, which will provide a fu... [more] |
AP2022-164 RCS2022-177 pp.97-102(AP), pp.130-135(RCS) |
SR |
2022-05-13 10:45 |
Tokyo |
NICT Koganei (Primary: On-site, Secondary: Online) |
[Short Paper]
Demonstration of a direction-of-arrival estimation method based on deep learning using a uniform circular array antenna Taichi Ohtsuji, Katsuo Miyamoto (NEC) SR2022-13 |
Direction-of-arrival (DOA) estimation methods based on deep learning have attracted attention, and they have shown some ... [more] |
SR2022-13 pp.58-60 |
SR |
2021-11-05 10:50 |
Online |
Online |
An evaluation of deep learning based direction finding method when coherent waves are incident on uniform circular array antennas Katsuo Miyamoto, Taichi Ohtsuji (NEC) SR2021-52 |
Estimating the direction of arrival (DoA) of radio waves is important for understanding the radio propagation environmen... [more] |
SR2021-52 pp.65-71 |
SRW, SeMI, CNR (Joint) |
2020-11-26 17:20 |
Online |
Online |
[Poster Presentation]
A Study on Effectiveness of Polarization Multiplexing on UCA-based OAM Yuki Ito, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) SRW2020-32 |
This report investigates the system capacity of polarized orbital angular momentum (OAM) multiplexing by comparing it wi... [more] |
SRW2020-32 pp.38-39 |
SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-10 13:25 |
Osaka |
I-Site Nanba(Osaka) |
Impact of Misalignment of Beam Axis on System Capacity in OAM Multiplexing with Multiple UCAs Yuki Ito, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) RCS2019-101 |
In uniform circular array-based orbital angular momentum (UCA-based OAM), the adoption of multiple UCAs is effective bec... [more] |
RCS2019-101 pp.1-6 |
RCS, SR, SRW (Joint) |
2019-03-07 09:50 |
Kanagawa |
YRP |
Vector Potential Analysis on OAM Waves Generated by Circular-Array and Loop Antennas Hiroshi Suzuki, Akira Saitou, Kazuhiko Honjo, Ryo Ishikawa (The Univ. of Electro-Commun.) RCS2018-313 |
Digital radio signal transmission systems utilizing the mode orthogonality generated by the orbital angular momentum (OA... [more] |
RCS2018-313 pp.163-168 |
RCS, SR, SRW (Joint) |
2019-03-08 11:20 |
Kanagawa |
YRP |
[Invited Lecture]
Experimental Investigation of OAM-MIMO multiplexing technique for ultra high capacity wireless transmission Hirofumi Sasaki, Yasunori Yagi, Yakana Kaho, Takayuki Yamada, Doohwan Lee, Takashi Shimizu (NTT) SR2018-140 |
Recently, communication systems using beams that carry orbital angular momentum (OAM) have gathered much attention for u... [more] |
SR2018-140 pp.111-116 |
ASN, SRW (Joint) |
2018-11-05 13:00 |
Tokyo |
Tokyo Denki University, Tokyo Senju Campus |
[Poster Presentation]
Impact of the Number of Uniform Circular Arrays on System Capacity in OAM Multiplexing Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) ASN2018-66 SRW2018-31 |
In UCA-based OAM, the spatial phase and intensity distribution of the transmit OAM signals change significantly dependin... [more] |
ASN2018-66 SRW2018-31 pp.69-70(ASN), pp.45-46(SRW) |
RCS |
2018-06-22 10:40 |
Nagasaki |
Nagasaki University |
Evaluation of OAM Based Mode Division Multiplexing Transmission in Different Propagation Environments Ayano Yamamoto, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.), Tomoya Tandai, Daisuke Uchida (Toshiba) RCS2018-69 |
Orbital angular momentum (OAM) is a physical quantity of an electromagnetic wave that is independent of polarization, a... [more] |
RCS2018-69 pp.201-206 |
MW |
2017-11-09 10:00 |
Okinawa |
Miyakojima Marin Terminal Bldg. |
Similarity of MIMO Eigenmode Transmission in Two Uniform Circular Arrays and OAM Transmission Takuichi Hirano (TokyoTech) MW2017-111 |
It had been shown that array weight vectors using uniform circular arrays (UCAs) in multiple-input multiple-output (MIMO... [more] |
MW2017-111 pp.1-4 |
RCS, SAT (Joint) |
2017-08-18 10:30 |
Niigata |
Niigata Univ. |
[Invited Lecture]
Orbital Angular Momentum (OAM) Multiplexing as an Emerging Wireless Transmission Technology Doohwan Lee, Hirofumi Sasaki, Hiroyuki Fukumoto, Hiroyuki Shiba (NTT) SAT2017-32 RCS2017-162 |
Recently, wireless communication using Orbital Angular Momentum (OAM) has drawn much attention as an
emerging candidate... [more] |
SAT2017-32 RCS2017-162 p.61(SAT), p.103(RCS) |
SR |
2016-10-27 15:00 |
Osaka |
Osaka Univ. Nakanoshima Center |
[Technology Exhibit]
An Experimental Study of the Orbital Angular Momentum (OAM) Multiplexing Doohwan Lee, Hirofumi Sasaki, Hiroyuki Fukumoto, Ken Hiraga, Tadao Nakagawa, Hiroyuki Shiba (NTT) SR2016-56 |
Recently, wireless communication using Orbital Angular Momentum (OAM) has drawn much attention as an
emerging candidate... [more] |
SR2016-56 pp.7-8 |
SR, SRW (Joint) |
2016-05-17 14:00 |
Overseas |
Hotel Lasaretti, Oulu, Finland |
[Poster Presentation]
Toward Realization of a New Wireless Transmission Technology: Orbital Angular Momentum (OAM) Multiplexing Doohwan Lee, Hirofumi Sasaki, Hiroyuki Fukumoto, Tadao Nakagawa (NTT) SR2016-16 SRW2016-13 |
Recently, wireless communication using Orbital Angular Momentum (OAM) has drawn much attention as an emerging candidate ... [more] |
SR2016-16 SRW2016-13 pp.57-58(SR), pp.45-46(SRW) |
AP |
2015-12-10 10:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Analog Eigenmode Transmission for 2^nx2^n Short-range MIMO Kentaro Murata (NDA), Naoki Honma (Iwate Univ.), Kentaro Nishimori (Niigata Univ.), Naobumi Michishita, Hisashi Morishita (NDA) AP2015-156 |
This report proposes a novel analog eigenmode transmission technique suitable for a short-range multiple-input multiple-... [more] |
AP2015-156 pp.11-16 |
RCS, AP, WBS, MW, MoNA |
2005-03-04 10:20 |
Kanagawa |
Yokosuka Research Park |
Sectorized Calibration of CUBA-ESPAR for Improving Direction Finding Ability Chen Sun, Akifumi Hirata, Tatsuya Shimizu, Hiroyoshi Yamada, Takashi Ohira (ATR) |
Direction-of-arrival (DOA) estimation plays important roles in various wireless communications scenarios. The circular u... [more] |
WBS2004-148 AP2004-329 RCS2004-416 MoMuC2004-199 MW2004-326 pp.157-162 |