Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCC, ISEC, IT, WBS |
2024-03-13 14:40 |
Osaka |
Osaka Univ. (Suita Campus) |
Sparse Superposition Codes Using Second Order Reed-Muller: Orthogonal Encoding Tsukasa Osaka (Doshisha Univ.), Guanghui Song (Xidian Univ.), Tomotaka Kimura, Jun Cheng (Doshisha Univ.) IT2023-92 ISEC2023-91 WBS2023-80 RCC2023-74 |
A family of block orthogonal sparse superposition codes is proposed. The dictionary matrix consists of
all the second o... [more] |
IT2023-92 ISEC2023-91 WBS2023-80 RCC2023-74 pp.108-113 |
RCS |
2022-06-17 10:05 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A Study on Irregular Sparse Superposition Code for Massive NOMA Detection Shinya Oishi, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2022-58 |
Orthogonal multiple access (OMA) is finding it difficult to cope with the increase in wireless traffic due to the Intern... [more] |
RCS2022-58 pp.200-205 |
RCS, SR, SRW (Joint) |
2021-03-05 10:30 |
Online |
Online |
A Study on Trainable Gaussian Belief Propagation Using Deep Unfolding for Large NOMA Detection Ryuichi Kume, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2020-255 |
This paper compares transmission characteristics of sparse code multiple access (SCMA) and sparse superposition code (SS... [more] |
RCS2020-255 pp.240-245 |
IT |
2020-12-03 13:40 |
Online |
Online |
Downlink Non-Orthogonal Multiple Access (NOMA) Using sparse superposition codes Hayato Tachiwana, Yutaka Jitsumatsu (Kyushu Univ.) IT2020-54 |
Non-orthogonal multiple access (NOMA) is considered to be a most promising next generation mobile communication systems.... [more] |
IT2020-54 pp.159-164 |
RCS |
2020-06-26 11:15 |
Online |
Online |
A Study on Gaussian Belief Propagation for Sparse Superposition Code in Massive NOMA Detection Ryuichi Kume, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2020-45 |
In this paper, we propose an iterative detection strategy of Gaussian belief propagation (GaBP) for non-orthogonal multi... [more] |
RCS2020-45 pp.133-138 |
IT, EMM |
2020-05-28 16:00 |
Online |
Online |
[Invited Talk]
Analysis of damping AMP for sparse recovery and its deep unfolding Kazushi Mimura (Hiroshima City Univ.), Takeshi Mori, Jun'ichi Takeuchi (Kyushu Univ.) IT2020-5 EMM2020-5 |
We explain recent progress on damping for iterative algorithms. We analyze the damped AMP and investigate property of AM... [more] |
IT2020-5 EMM2020-5 pp.25-30 |
CS, CAS |
2020-02-28 10:50 |
Kumamoto |
|
Sparse superposition codes in massive machine type communications Hayato Tachiwana, Yutaka Jitsumatsu (Kyushu Univ.) CAS2019-117 CS2019-117 |
[more] |
CAS2019-117 CS2019-117 pp.111-115 |
IT, SIP, RCS |
2020-01-23 14:20 |
Hiroshima |
Hiroshima City Youth Center |
Analysis of damping in AMP by unrolling Takeshi Mori (Kyushu Univ), Kazushi Mimura (Hiroshima City Univ), Jun'Ichi Takeuchi (Kyushu Univ) IT2019-51 SIP2019-64 RCS2019-281 |
Damping for iterative algorithms such as approximate message passing (AMP) is a technique to stabilize behavior of the a... [more] |
IT2019-51 SIP2019-64 RCS2019-281 pp.93-98 |
MIKA (2nd) |
2019-10-03 11:15 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Error Probability Performance of a multiple access system using sparse superposition codes Hayato Tachiwana, Yutaka Jitsumatsu (Kyushu Univ.) |
Sparse Code Multiple Access (SCMA), which is one of the machine type communication methods in mobile communication, avoi... [more] |
|
WBS, IT, ISEC |
2018-03-09 09:50 |
Tokyo |
Katsusika Campas, Tokyo University of Science |
Bayes Optimal AMP Decoder for Sparse Superposition Codes Yuwa Hatae (Kyushu Univ.), Kazushi Mimura (Hiroshima City Univ.), Masanori Kawakita, Jun'ichi Takeuchi (Kyushu Univ.) IT2017-127 ISEC2017-115 WBS2017-108 |
Sparse superposition codes (SS codes), proposed by Barron and Joseph
in 2010, are
a class of error-correcting codes f... [more] |
IT2017-127 ISEC2017-115 WBS2017-108 pp.143-148 |
IT |
2012-09-28 10:15 |
Gunma |
Kusatsu Seminar House |
Sparse Superposition Codes with Bernoulli Dictionary Yoshinari Takeishi, Masanori Kawakita, Jun'ichi Takeuchi (Kyushu Univ.) IT2012-38 |
We study some extension of the sparse superposition codes proposed by Barron and Joseph in 2010. The original sparse sup... [more] |
IT2012-38 pp.41-46 |