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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SRW, SeMI (Joint) |
2023-11-22 09:30 |
Tokyo | Koganei Campus, Tokyo University of Agriculture and Technology (Primary: On-site, Secondary: Online) |
[Short Paper]
A Study on Port Arrangement of Analog Beamforming Network Using 3-dimensional Luneburg Lens Maki Arai, Mikio Hasegawa (Tokyo Univ. of Science)  SRW2023-34 |
In this report, we propose a method to design an input/output-port arrangement using a directivity correlation matrix fo... [more] | SRW2023-34 p.31 |
| IT | 2023-08-04 09:55 |
Kanagawa | Shonan Institute of Technology (Primary: On-site, Secondary: Online) |
New Algorithms for Computing Arimoto-Sibson Capacity Yuki Ishikawa, Akira Kamatsuka (SIT), Koki Kazama (Waseda Univ.) IT2023-22 |
Arimoto's alternating optimization algorithm (Arimoto--Blahut algorithm) has been proposed as an algorithm for calculati... [more] | IT2023-22 pp.44-49 |
| SRW, MICT, WBS | 2023-07-20 11:25 |
Niigata | Niigata Univ. TOKIMATE (Primary: On-site, Secondary: Online) |
A Study on Orthogonal Directional MIMO Transmission by Using Dipole Antenna Array with Different Element Lengths Maki Arai (Tokyo Univ. of Science) WBS2023-14 SRW2023-12 MICT2023-11 |
To increase the channel capacity of wireless communications, a MIMO (Multiple-Input Multiple-Output) technology is impor... [more] | WBS2023-14 SRW2023-12 MICT2023-11 pp.7-12 |
| RCS, SR, SRW (Joint) |
2023-03-01 16:40 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Design of SVD-Precoded Faster-Than-Nyquist Signaling Considered Inter-Block-Interference Yuto Ikarashi, Kenta Umebayashi (TUAT) RCS2022-266 |
Singular-Value-Decomposition-Precoded Faster-Than-Nyquist Signaling(SVD-FTNS) is considered as method to efficiently uti... [more] | RCS2022-266 pp.112-117 |
| IT, EMM | 2022-05-18 10:25 |
Gifu | Gifu University (Primary: On-site, Secondary: Online) |
A method of assigning bit labeling for delayed bit-interleaved coded modulation Gou Hosoya (Waseda Univ.) IT2022-9 EMM2022-9 |
We show the capacity of delayed bit-interleaved coded modulation (DBICM) with a small delay on a two-dimensional signal ... [more] | IT2022-9 EMM2022-9 pp.44-49 |
| IT, ISEC, RCC, WBS | 2022-03-10 10:30 |
Online | Online | Performance Evaluation of Random Codes and Polar Codes in Channels with Constraints on Time and Energy of One Codeword Issei Yokosawa, Tomohiko Uyematsu (Tokyo Tech) IT2021-85 ISEC2021-50 WBS2021-53 RCC2021-60 |
The channel model used by Shannon and Gallager to derive channel coding theorem had the unreality that the transmissio... [more] |
IT2021-85 ISEC2021-50 WBS2021-53 RCC2021-60 pp.13-18 |
| CAS, CS | 2022-03-04 17:15 |
Online | Online | Wireless relay transmission using adaptive transmission schemes in multiple antenna environments Elito Pangestu, Hong Zhou, Kazuo Kumamoto (Osaka Inst. of Tech.) CAS2021-102 CS2021-104 |
MIMO transmission, which utilizes multiple transmit and receive antennas, is an essential technology for realizing ultra... [more] | CAS2021-102 CS2021-104 pp.153-157 |
| RCS, SR, NS, SeMI, RCC (Joint) |
2021-07-16 10:30 |
Online | Online | Channel capacity for a model of Packet level Index Modulation considering Erasure probability Riku Yamabe, Mikihiko Nishiara, Osamu Takyu (Shinshu Univ) SR2021-33 |
Packet level index modulation is a modulation scheme that can expand the transmission capacity without changing the exis... [more] | SR2021-33 pp.61-66 |
| SIP, IT, RCS | 2021-01-21 14:00 |
Online | Online | Channel capacity for a model of Packet level Index Modulation in LPWA Networks Riku Yamabe, Mikihiko Nishiara, Osamu Takyu (Shinshu Univ.) IT2020-84 SIP2020-62 RCS2020-175 |
Packet level Index Modulation is a modulation method that can expand the transmission capacity without changing the exis... [more] | IT2020-84 SIP2020-62 RCS2020-175 pp.113-118 |
| IT | 2020-12-03 16:20 |
Online | Online | An Algorithm for Computing the Capacity Region of Degraded Broadcast Channels Using Relaxation Terms and Convergence Yuji Hatta, Yasutada Ohama (UEC) IT2020-61 |
Arimoto, Blahut proposed sequential algorithm toward computing the capacity region of the discrete memoryless channel. B... [more] | IT2020-61 pp.200-205 |
| 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 |
| IT, ISEC, WBS | 2019-03-07 14:05 |
Tokyo | University of Electro-Communications | [Encouragement Talk]
A Study of Signal Transmission Forms of Optical Wireless turbo Code system Ran Sun, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) IT2018-96 ISEC2018-102 WBS2018-97 |
For improving the reliability of optical wireless communications, the implementations of error correcting codes are inve... [more] | IT2018-96 ISEC2018-102 WBS2018-97 pp.127-130 |
| IT | 2018-12-18 14:50 |
Fukushima | Spa Resort Hawaiians | [Invited Talk]
Theory and Practice of Wireless Communicatios with Stochastic Power Source Koji Ishibashi (Unv. of Electro-Commun.) IT2018-32 |
This paper provides a brief survey of researches on wireless communications systems with energy harvesting as a stochast... [more] | IT2018-32 pp.7-12 |
| WBS, ITS, RCC | 2018-12-07 15:40 |
Okinawa | Miyako Island Hirara Port Terminal Bldg. | A Study on Optical Wireless Punctured Turbo Code System using Hybrid PPM-OOK Signaling Ran Sun, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) WBS2018-72 ITS2018-55 RCC2018-103 |
As typical binary modulation schemes of turbo code, pulse position modulation (PPM) and on-off keying (OOK) are well kno... [more] | WBS2018-72 ITS2018-55 RCC2018-103 pp.249-253 |
| OPE, LQE, OCS | 2018-10-19 13:55 |
Saga | Channel Capacity in Quantum-Noise-Limited Optical Communication Systems Kazuro Kikuchi (NIAD-QE) OCS2018-47 OPE2018-83 LQE2018-72 |
In this paper, we analyze the bit-error rate (BER) and mutual information characteristics of intensity modulation/direct... [more] | OCS2018-47 OPE2018-83 LQE2018-72 pp.105-110 |
|
| RCS | 2018-04-23 11:20 |
Yamaguchi | Hotel New Tanaka, Yuda Onsen | Optimization of Beam Patterns for Analog Beamforming of Single User Massive MIMO Transmissions Maki Arai, Kei Sakaguchi, Kiyomichi Araki (Tokyo Inst. of Tech.) RCS2018-5 |
This paper proposes optimal beam patterns of analog beamforming for SU (Single User) massive MIMO (Multi-Input Multi-Out... [more] | RCS2018-5 pp.25-30 |
| SIP, IT, RCS | 2018-01-23 11:20 |
Kagawa | Sunport Hall Takamatsu | Bidirectional Broadcast Channel Under Strong Secrecy and Cost Constraints Akinori Inaba, Hideki Yagi (Univ. of Electro-Comm.) IT2017-92 SIP2017-100 RCS2017-306 |
The bidirectional broadcast channel :(BBC), one of the many-to-many communication channels, has a bidirectional relaying... [more] | IT2017-92 SIP2017-100 RCS2017-306 pp.219-224 |
| SIP, IT, RCS | 2018-01-23 15:10 |
Kagawa | Sunport Hall Takamatsu | A study on radio resource allocation scheme employing simultaneously NOMA and OMA Hiroaki Suenaga, Hirofumi Suganuma, Nobuhiro Hiruma, Takuro Amatsutsumi, Fumiaki Maehara (Waseda Univ.) IT2017-99 SIP2017-107 RCS2017-313 |
(To be available after the conference date) [more] | IT2017-99 SIP2017-107 RCS2017-313 pp.257-260 |
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