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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| CQ, CS (Joint) |
2024-05-17 13:20 |
Aichi | (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Optical Wireless Communications with Muliti-Input Multi-Output Technology Masaaki Katayama (Otemon Gakuin Univ.) |
(To be available after the conference date) [more] | |
| RCC, ISEC, IT, WBS | 2024-03-14 09:30 |
Osaka | Osaka Univ. (Suita Campus) | Security Analysis of Backdoored Classic McEliece in a Multi-User Setting Dai Miura, Hyungrok Jo, Shingo Sato, Junji Shikata (Yokohama National Univ.)  IT2023-105 ISEC2023-104 WBS2023-93 RCC2023-87 |
Several attacks have been proposed for the Classic McEliece cryptosystem, which is one of the 4th round candidates of th... [more] | IT2023-105 ISEC2023-104 WBS2023-93 RCC2023-87 pp.197-204 |
| SRW, MICT, WBS | 2023-07-21 14:15 |
Niigata | Niigata Univ. TOKIMATE (Primary: On-site, Secondary: Online) |
Angle Diversity for Transmitter and Receive Arrays of Optical Multi-User Multi-Input Multi-Output System Xuejuan Zhu, Chedlia Ben Naila, Hiraku Okada, Masaaki Katayama (Nagoya Univ.) WBS2023-26 SRW2023-24 MICT2023-23 |
This work considers the up-link of an indoor optical wireless communication system consisting of multiple transmitters a... [more] | WBS2023-26 SRW2023-24 MICT2023-23 pp.67-71 |
| SIP, IT, RCS | 2021-01-21 14:00 |
Online | Online | A Study of Pilot Assignment Optimization Based on Statistical Beam Selection for Large Multi-User MIMO Yuichi Ochi, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2020-78 SIP2020-56 RCS2020-169 |
We propose a novel pilot assignment optimization scheme based on statistical beam selection for significant pilot overhe... [more] | IT2020-78 SIP2020-56 RCS2020-169 pp.87-92 |
| IT, EMM | 2020-05-29 10:55 |
Online | Online | Notes on Optical CDMA Systems Using Bi-orthogonal Codes and EWO Signaling Kyohei Ono, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.) IT2020-8 EMM2020-8 |
In this paper, two new schemes are proposed for synchronous optical code-division multiple access (CDMA) systems which s... [more] | IT2020-8 EMM2020-8 pp.43-48 |
| RCS, SR, SRW (Joint) |
2020-03-04 09:00 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
On Capacity of Massive MIMO in Maltiuser Operation [III]
-- A Simple Calculation Scheme of Channel Capacity in SMST Transmission -- Yoshio Karasawa RCS2019-331 |
In our previous report [1], we focused on the channel capability of Massive MIMO and investigated the relationship among... [more] | RCS2019-331 pp.57-62 |
| IT, SIP, RCS | 2020-01-24 16:40 |
Hiroshima | Hiroshima City Youth Center | On Capacity of Massive MIMO in Multiuser Operation [II]
-- In the case of LOS environments -- Yoshio Karasawa IT2019-85 SIP2019-98 RCS2019-315 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship among var... [more] | IT2019-85 SIP2019-98 RCS2019-315 pp.291-296 |
| AP | 2019-12-12 13:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | On Capacity of Massive MIMO in Multiuser Operation Yoshio Karasawa AP2019-142 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship with the ... [more] | AP2019-142 pp.1-6 |
| AP, RCS (Joint) |
2019-11-20 11:20 |
Saga | Saga Univ. | [Encouragement Talk]
Low-Complexity User Selection Algorithm for High SHF-Band Multiuser Massive MIMO Using Hybrid Beamforming Nobuhide Nonaka, Kazushi Muraoka, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2019-205 |
The 5th Generation (5G) radio access network will introduce Massive MIMO technology at higher frequency bands with wider... [more] | RCS2019-205 pp.13-18 |
| CS | 2019-11-01 09:20 |
Kagoshima | Kirishima-Hotel | Mobile Terminal Collaborated MIMO Communications Exploiting Higher-Frequency Bands Hidekazu Murata (Kyoto Univ.) CS2019-66 |
Mobile terminal collaborated multiple-input multiple-output (MIMO) reception is a form of distributed MIMO transmission,... [more] | CS2019-66 pp.21-26 |
| RCS, SAT (Joint) |
2019-08-23 11:20 |
Aichi | Nagoya University | A Study on Theoretical System Capacity of Multi-user MIMO-OFDM THP in the Presence of Terminal Mobility Ryota Mizutani, Yukiko Shimbo, Hirofumi Suganuma (Waseda Univ.), Hiromichi Tomeba, Takashi Onodera (Sharp), Fumiaki Maehara (Waseda Univ.) RCS2019-165 |
This report investigates the theoretical system capacity of multi-user multiple-input multiple-output orthogonal frequen... [more] | RCS2019-165 pp.103-107 |
| RCS | 2019-06-19 11:30 |
Okinawa | Miyakojima Hirara Port Terminal Building | A study on performance improvment of uplink massive chaos MIMO transmission scheme Tomoki Kaga, Yoshihiro Masuda, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2019-48 |
In the fifth generation mobile communications system (5G), massive multiple input multiple output (MIMO) technique has b... [more] | RCS2019-48 pp.67-72 |
| RCS | 2019-06-21 16:25 |
Okinawa | Miyakojima Hirara Port Terminal Building | Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems
-- Verification of coordinated radio resource scheduling algorithm in up to 32 multi-stream transmission -- Takaharu Kobayashi, Shinya Kumagai, Masafumi Tsutsui, Chiyoshi Akiyama, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (DOCOMO) RCS2019-99 |
In 5G mobile communication systems, an effective high-capacity technology is expected by using high-density small cells.... [more] | RCS2019-99 pp.365-370 |
| WPT, AP (Joint) |
2019-01-18 10:10 |
Aichi | Toyota Automobile Museum | Performance Analysis and Improvement of Block MSN Algorithm in Multi-user MIMO System Nobuyoshi Kikuma, Kousuke Yonezu, Kunio Sakakibara (Nagoya Inst. of Tech.) AP2018-158 |
As a method of implementing MU-MIMO (Multi-User Multiple Input and Multiple Output) downlink, Block Diagonalization (BD)... [more] | AP2018-158 pp.39-44 |
| SRW | 2019-01-15 14:50 |
Kanagawa | Mitsubishi Electric (Oofuna) | [Invited Talk]
IEEE 802.11ax Next-Generation Wireless LAN Standard and Development of Wireless LSI Compliant with Draft Specifications Toshihisa Nabetani (Toshiba) SRW2018-53 |
With the advent of high throughput wireless LAN (WLAN) devices compliant with the IEEE 802.11ac standard, WLAN has becom... [more] | SRW2018-53 pp.43-48 |
| RCS, AP (Joint) |
2018-11-22 15:30 |
Okinawa | Okinawa Industry Support Center | Low Complexity User Selection Algorithm for High SHF Band Multi-User Massive MIMO Using Hybrid Beamforming Nobuhide Nonaka, Kazushi Muraoka, Satosi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2018-214 |
The 5th Generation (5G) radio access network will introduce Massive MIMO technology at higher frequency bands with wider... [more] | RCS2018-214 pp.205-210 |
| RCS | 2018-10-19 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Lecture]
Experimental Activities for 5G Ultra High-Density Distributed Antenna Systems using Real-time Transmission System Takashi Seyama, Teppei Oyama, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (FUJITSU) RCS2018-171 |
Mobile data traffic is rapidly increasing along with the popularization of smartphone. In order to accommodate the mobil... [more] | RCS2018-171 p.113 |
| RCS, SR, SRW (Joint) |
2018-02-28 15:20 |
Kanagawa | YRP | Algorithm Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems
-- UE Scheduling Prioritizing High-Speed UEs in Small-Delay Slots from Channel Estimation Timing -- Takashi Seyama, Shinya Kumagai, Teppei Oyama, Daisuke Jitsukawa, Takashi Dateki (FUJITSU), Koji Matsuyama (FUJITSU LABORATORIES), Hiroyuki Seki, Morihiko Minowa (FUJITSU) RCS2017-337 |
In fifth generation mobile communication systems, enhancement of spectral efficiency per unit area by increasing the den... [more] | RCS2017-337 pp.113-118 |
| RCS, SR, SRW (Joint) |
2018-02-28 16:00 |
Kanagawa | YRP | Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems
-- Performance Evaluation at Urban Area for Wideband Coordinated MU-MIMO in Field Experiment -- Masafumi Tsutsui, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Chiyoshi Akiyama, Kotaro Shiizaki (Fujitsu Labs), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2017-339 |
In 5G mobile communication systems, an effective high-capacity technology is expected by using high-density small cells.... [more] | RCS2017-339 pp.125-130 |
| RCS, SR, SRW (Joint) |
2018-03-01 10:50 |
Kanagawa | YRP | Performance comparison of multi-user shared multiple access (MUSA) transmission scheme in uplink fading channels Eiji Okamoto (NITech), Manabu Mikami, Hitoshi Yoshino (SoftBank) RCS2017-365 |
In the fifth generation mobile communications system (5G), as a realizing technology for accommodating the wireless conn... [more] | RCS2017-365 pp.259-264 |
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