Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
CAS, CS |
2024-03-14 15:10 |
Okinawa |
|
[Special Invited Talk]
Challenges and Future Direction in Message-Passing Demodulation Keigo Takeuchi (TUT) CAS2023-121 CS2023-114 |
Message-passing demodulation is a promising method for demodulation in massive multiple-input multiple-output (MIMO) upl... [more] |
CAS2023-121 CS2023-114 pp.58-63 |
RCS, IN, NV (Joint) |
2023-05-25 11:55 |
Kanagawa |
Keio University (Hiyoshi Campus), and online (Primary: On-site, Secondary: Online) |
Blind Active User Detection for Grant-Free Access in the Presence of Timing Offsets Takanori Hara (Tokyo Univ. of Science) RCS2023-18 |
To accommodate a large number of users efficiently, grant-free non-orthogonal multiple access (GF-NOMA) has gained much ... [more] |
RCS2023-18 pp.23-28 |
RCS, NS (Joint) |
2022-12-15 16:10 |
Aichi |
Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on Outer Loop Link Adaptation in Massive MIMO with Multi-user Detection via Generalized Approximate Message Passing Takanobu Doi, Jun Shikida, Daichi Shirase, Kazushi Muraoka, Naoto Ishii (NEC), Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.) RCS2022-196 |
With the ever-growing demand for uplink communications in beyond fifth generation mobile communications (beyond 5G), mas... [more] |
RCS2022-196 pp.57-62 |
RCS, NS (Joint) |
2022-12-15 16:35 |
Aichi |
Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Blind Multiple Measurement Vector Approximate Message Passing for Grant-Free Access Takanori Hara (Tokyo Univ. of Science), Koji Ishibashi (The Univ. of Electro-Communications) RCS2022-197 |
To accommodate a large number of users efficiently, grant-free non-orthogonal multiple access (GF-NOMA) has gained much ... [more] |
RCS2022-197 pp.63-68 |
MIKA (3rd) |
2022-10-14 10:40 |
Niigata |
Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Localization of Radio Sources Using Near-field SAGE-DOA-Marix Method in Distributed Array Antennas Yuta Tanaka, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech) |
Radio waves with shorter wavelengths, such as millimeter and sub-terahertz bands, have been used in wireless communicati... [more] |
|
SIP |
2022-08-25 16:30 |
Okinawa |
Nobumoto Ohama Memorial Hall (Ishigaki Island) (Primary: On-site, Secondary: Online) |
[Invited Talk]
Approximate Message Passing for Efficient Grant-Free Access Takanori Hara (Tokyo Univ. of Science) SIP2022-59 |
To accommodate a large number of users efficiently, grant-free non-orthogonal multiple access has gained much attention.... [more] |
SIP2022-59 pp.50-55 |
RCS |
2022-06-16 14:55 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A study on model parameters for MIMO signal detection using learned AMP Mari Miyoshi, Toshihiko Nishimura, Takanori Sato, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara (Hokkaido Univ.) RCS2022-50 |
Approximate message passing (AMP) is applicable to massive MIMO signal detection and achieves a high detection performan... [more] |
RCS2022-50 pp.156-161 |
ISEC |
2022-05-18 15:35 |
Online |
Online |
[Invited Talk]
Forward Secure Message Franking (from ICISC 2021) Hiroki Yamamuro (Tokyo Tech), Keisuke Hara (AIST/YNU), Masayuki Tezuka (NIT, Tsuruoka College), Yusuke Yoshida, Keisuke Tanaka (Tokyo Tech) ISEC2022-5 |
Message franking is introduced by Facebook in end-to-end encrypted messaging services.
It allows to produce verifiable... [more] |
ISEC2022-5 p.20 |
RCS |
2022-04-22 11:20 |
Osaka |
Osaka University, and online (Primary: On-site, Secondary: Online) |
A Study on Parametric Bilinear Inference via Gaussian Belief Propagation Kenta Ito, Takumi Takahashi, Koji Igarashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCS2022-8 |
Parametric bilinear inference estimates two unknown varables (i.e., parameters) with a symmetric linear regression struc... [more] |
RCS2022-8 pp.35-40 |
RCS |
2021-06-25 10:10 |
Online |
Online |
A Study on Suppression of Self-noise Propagation in Gaussian BP and GAMP for Correlated MIMO Detection Ryota Tamaki, Kenta Ito, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doushisya Univ.), Seiichi Sanpei (Osaka Univ.) RCS2021-67 |
Generalized approximate message passing (GAMP) is a strong framework to realize low-complexity and high-accuracy multi-u... [more] |
RCS2021-67 pp.220-225 |
RCS |
2021-06-25 13:10 |
Online |
Online |
Multiple Measurement Vector Approximate Message Passing Without Prior Information of Channels for Grant-Free Non-Orthogonal Multiple Access Takanori Hara, Koji Ishibashi (The Univ. of Electro-Communications) RCS2021-71 |
To accommodate a large number of users efficiently, grant-free non-orthogonal multiple access (GF-NOMA) has gained much ... [more] |
RCS2021-71 pp.243-248 |
RCS, SR, SRW (Joint) |
2021-03-03 10:35 |
Online |
Online |
Non-Orthogonal Multiple Access that allocates subcarriers based on factor graphs Taichi Yamagami, Satoshi Denno, Ahi Ko (Okayama Univ.) SRW2020-52 |
In this paper, we propose a non-orthogonal multiple access in the frequency domain. In the proposed method, multiple use... [more] |
SRW2020-52 pp.7-13 |
SIP, IT, RCS |
2021-01-21 14:40 |
Online |
Online |
[Invited Talk]
Message passing algorithms for nonconvex penalties Ayaka Sakata (ISM) IT2020-79 SIP2020-57 RCS2020-170 |
We consider compressed sensing formulated as a minimization problem of nonconvex sparse penalties, Smoothly Clipped Abso... [more] |
IT2020-79 SIP2020-57 RCS2020-170 pp.93-98 |
RISING (2nd) |
2019-11-26 10:30 |
Tokyo |
Fukutake Learning Theater, Hongo Campus, Univ. Tokyo |
[Invited Lecture]
Development of a Spectrum Usage Measurement System for Dynamic Spectrum Sharing Hiroki Iwata, Ahmed Al-Tahmeesschi, Kenta Umebayashi (TUAT) |
In dynamic spectrum sharing, statistical information in terms of spectrum usage such as spectrum occupancy
rate is usef... [more] |
|
AP, RCS (Joint) |
2019-11-20 13:10 |
Saga |
Saga Univ. |
Signal detection using Approximate Message Passing with node selection in Massive MIMO System Wakaba Tsujimoto, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara (Hokkaido Univ.) RCS2019-210 |
Approximate message passing (AMP), originally proposed in the field of compressed sensing, is applicable to detection of... [more] |
RCS2019-210 pp.43-47 |
MIKA (2nd) |
2019-10-04 10:15 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Performance Improvement by SAGE Algorithm for DOA Estimation Using Compressed Sensing Masahiro Inami, Nobuyoshi Kikuma, Kunio Sakakibara (NIT) |
Recently, much attention is paid to applying signal processing techniques called compressed sensing to DOA (Direction-Of... [more] |
|
RCS, SAT (Joint) |
2019-08-22 09:50 |
Aichi |
Nagoya University |
Generalized Boosted Approximate Message Passing for Uplink Grant-Free Non-Orthogonal Multiple Access Takanori Hara, Koji Ishibashi (The Univ. of Electro-Communications) RCS2019-148 |
In this paper, we propose low complexity active user detection (AUD), channel estimation (CE), and multiuser detection (... [more] |
RCS2019-148 pp.13-18 |
AP |
2019-03-14 14:55 |
Fukushima |
Yunoya (Iizaka Onsen, Fukushima) |
[Tutorial Lecture]
MIMO Channel Propagation Parameter Estimation by Array Signal Processing Kentaro Saito, Jun-ichi Takada (Tokyo Tech.) AP2018-190 |
The user traffic in the mobile communication has significantly increased owing to the widespread of smartphones. Therefo... [more] |
AP2018-190 pp.23-28 |
RCS, SIP, IT |
2019-01-31 12:30 |
Osaka |
Osaka University |
Trainable ISTA
-- Deep learning-based iterative algorithm for sparse signal recovery -- Satoshi Takabe, Tadashi Wadayama (NITech) IT2018-45 SIP2018-75 RCS2018-252 |
(To be available after the conference date) [more] |
IT2018-45 SIP2018-75 RCS2018-252 pp.61-66 |
WPT, AP (Joint) |
2019-01-18 11:10 |
Aichi |
Toyota Automobile Museum |
Performance Improvement of Radio Holography-Based DOA Estimation with Cyclic Correlation by Using SAGE Algorithm Yuto Nakajima, Nobuyoshi Kikuma, Kunio Sakakibara (NITech) AP2018-161 |
In recent years, the methods which can estimate the direction-of-arrival (DOA) with a simple array system are desired, a... [more] |
AP2018-161 pp.57-62 |