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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 24  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, AP, UWT
(Joint)
2022-11-17
11:00
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
[Invited Talk] Basics 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
RCS, SIP, IT 2022-01-21
11:45
Online Online Study on compensation for axis misalignment of UCA with multiple UCAs
Nobuhiko Sakuraya, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ), Tomoya Tandai, Daisuke Uchida (Toshiba) IT2021-76 SIP2021-84 RCS2021-244
In recent years, mobile data traffic has increased explosively due to increasing wireless devices. Capacity enhancement ... [more] IT2021-76 SIP2021-84 RCS2021-244
pp.270-275
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
RCS, SR, SRW
(Joint)
2021-03-05
16:55
Online Online Compensation for axis misalignment of UCA with OAM beam control
Nobuhiko Sakuraya, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ), Tomoya Tandai, Daisuke Uchida (Toshiba) RCS2020-260
In recent years, mobile data traffic has increased explosively due to increasing wireless devices. Capacity enhancement ... [more] RCS2020-260
pp.261-266
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
RCS 2020-06-25
10:50
Online Online Suppression of performance degradation due to misalignment in OAM multiplexing
Nobuhiko Sakuraya, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ), Tomoya Tandai, Daisuke Uchida (Toshiba) RCS2020-33
In recent years, mobile data traffic has increased explosively due to increasing wireless devices. Capacity enhancement ... [more] RCS2020-33
pp.61-66
RCS, SR, SRW
(Joint)
2020-03-06
13:30
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
[Poster Presentation] Evaluation of Polarization Interference in Polarized OAM Multiplexing
Yuki Ito, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) RCS2019-402 SR2019-136 SRW2019-86
(To be available after the conference date) [more] RCS2019-402 SR2019-136 SRW2019-86
pp.403-404(RCS), pp.127-128(SR), pp.127-128(SRW)
AP, RCS
(Joint)
2019-11-20
14:15
Saga Saga Univ. A Study on Performance Improvement for OAM Mode Multiplexing Using Multiple UCAs
Ayano Yamamoto, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.), Tomoya Tandai, Daisuke Uchida (Toshiba Corp.) RCS2019-212
A novel spatial multiplexing transmission system using orthogonality of orbital angular momentum (OAM) mode has been att... [more] RCS2019-212
pp.55-60
AP, RCS
(Joint)
2019-11-20
14:40
Saga Saga Univ. A Study on Inter-mode Interference Suppression Employing Even-numbered Modes for UCA-based OAM Multiplexing
Hirofumi Suganuma, Shuhei Saito (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) RCS2019-213
Orbital angular momentum (OAM) multiplexing is a promising technique for achieving larger capacity of fixed wireless com... [more] RCS2019-213
pp.61-66
SRW, SeMI, CNR
(Joint)
2019-11-06
13:25
Tokyo Kozo Keisaku Engineering Inc. [Poster Presentation] Impact of Carrier Frequency on System Capacity in OAM Multiplexing with Multiple UCAs
Shuhei Saito, Yuki Ito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) SRW2019-38 SeMI2019-82 CNR2019-32
In uniform circular array-based orbital angular momentum (UCA-based OAM) multiplexing, it is important to consider the e... [more] SRW2019-38 SeMI2019-82 CNR2019-32
pp.61-62(SRW), pp.81-82(SeMI), pp.59-60(CNR)
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
RCS, NS
(Joint)
2018-12-20
11:45
Hiroshima Onomichi City Hall A study on application of successive interference cancellation to UCA-based OAM-MIMO
Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) RCS2018-221
(To be available after the conference date) [more] RCS2018-221
pp.31-36
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
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