Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS, SR, SRW (Joint) |
2023-03-02 12:05 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on Received Power Improvement in Indoor NLoS Region for 28-GHz Band Indoor Wireless System Using RIS Jun Shirasaka, Seiichi Sampei, Takumi Takahashi (Osaka Univ.) RCS2022-276 |
Local 5G is a fifth-generation (5G) mobile network that can be built and operated by companies or local governments acco... [more] |
RCS2022-276 pp.167-172 |
RCS, SR, SRW (Joint) |
2023-03-02 17:05 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Development of Wireless Access Technologies in Technical Innovation and Globalizarion Seiichi Sampei (Osaka Univ.) RCS2022-280 SR2022-92 SRW2022-57 |
Cellular phone system that was supporting only a poor-quality voice-phone, becomes 5th generation system at present, and... [more] |
RCS2022-280 SR2022-92 SRW2022-57 p.184(RCS), p.43(SR), p.69(SRW) |
RCS |
2022-06-16 15:20 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A study on LLR Synthesis Method for Beam-Domain Local LMMSE Detection in mmWave Large MIMO Takumi Yoshida, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCS2022-51 |
As a low-complexity multi-user detector for uplink millimeter-wave (mmWave) large multi-user MIMO (Multi-Input Multi-Out... [more] |
RCS2022-51 pp.162-167 |
RCS |
2022-06-17 09:20 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A Study on Indoor Location Estimation Based on Complex-Domain Super MDS Method Using Time Series Information Yuya Nishi, Takumi Takahashi (Osaka univ.), Hiroki Iimori, Giuseppe Abreu (JUB), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka univ.) RCS2022-55 |
As sensor terminals become smaller, more energy-efficient, and more multi-functional, wireless communication networks ar... [more] |
RCS2022-55 pp.182-187 |
RCS |
2022-06-17 09:30 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A study on Joint Channel and Data Estimation via Parametric Bilinear Inference for OTFS Transmission Kengo Furuta, Kenta Ito, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) RCS2022-56 |
In high-speed mobile communication environments, an orthogonal time frequency space (OTFS) scheme with robustness to dou... [more] |
RCS2022-56 pp.188-193 |
RCS |
2022-06-17 09:40 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A Study on Expectation Propagation-based Iterative Detection for Overloaded MIMO in Coded Systems Takuma Kobayashi, Takumi Takahashi, Kenta Ito (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCS2022-57 |
This paper investigates an appropriate design for iterative detection receivers in overloaded large multi-input and mult... [more] |
RCS2022-57 pp.194-199 |
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, SR, SRW (Joint) |
2022-03-03 09:55 |
Online |
Online |
A Study on Received Power Improvement in NLoS Region for 28-GHz Band Indoor Wireless System Using Metal Reflector Jun Shirasaka, Seiichi Sampei, Takumi Takahashi (Osaka Univ.) RCS2021-271 |
This paper proposes a method to establish a stable millimeter-wave wireless network using metal reflectors in indoor env... [more] |
RCS2021-271 pp.108-113 |
RCS, SR, SRW (Joint) |
2022-03-04 17:15 |
Online |
Online |
A Study on Detecting Object Location Information in Indoor Environment Using Fixed 3D LiDAR Mizuki Tanaka, Seiichi Sampei, Takumi Takahashi (Osaka Univ.) RCS2021-295 |
This paper proposes a 3D map creation scheme for detecting objects in indoor environments using 3D LiDARs. In the propos... [more] |
RCS2021-295 pp.218-222 |
RCS, SIP, IT |
2022-01-20 17:20 |
Online |
Online |
A Study on AoA Estimation-Aided Bayesian Receiver Design via Bilinear Inference for mmWave Large MIMO Kenta Ito, Takumi Takahashi, Koji Igarashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2021-58 SIP2021-66 RCS2021-226 |
We propose a novel joint channel and data estimation (JCDE) scheme for mmWave large multi-user multi-input multi-output ... [more] |
IT2021-58 SIP2021-66 RCS2021-226 pp.167-172 |
RCS, SIP, IT |
2022-01-21 10:55 |
Online |
Online |
A Study on Bayesian Receiver Design via Deep Unfolding-Aided Bilinear Inference for Correlated Large MIMO Ryota Tamaki, Kenta Ito, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2021-65 SIP2021-73 RCS2021-233 |
This paper proposes a joint channel and data estimation (JCDE) scheme via deep unfolding (DU)-aided bilinear generalized... [more] |
IT2021-65 SIP2021-73 RCS2021-233 pp.207-212 |
RCS, SIP, IT |
2022-01-21 11:20 |
Online |
Online |
A Study on Robust Referential AMP via Discrete Distribution Tracking for Correlated Large MIMO Signal Detection Atsunori Shimamura, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) IT2021-66 SIP2021-74 RCS2021-234 |
This paper proposes a LUT-based MUD scheme imitating AMP for uplink signal detection in large MU-MIMO systems. AMP is a ... [more] |
IT2021-66 SIP2021-74 RCS2021-234 pp.213-218 |
RCS, SIP, IT |
2022-01-21 15:00 |
Online |
Online |
[Invited Talk]
Deep Learning-Aided Belief Propagation for Large Multiuser MIMO Detection Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2021-80 SIP2021-88 RCS2021-248 |
With the increasing dimensionality of wireless communication signals, low-complexity signal detection algorithms to solv... [more] |
IT2021-80 SIP2021-88 RCS2021-248 pp.289-294 |
RCS, SR, NS, SeMI, RCC (Joint) |
2021-07-16 09:50 |
Online |
Online |
A study on Negentropy-Aware Deep Unfolding for Coded MIMO Detection via Gaussian Belief Propagation Daichi Shirase, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Kazushi Muraoka, Takanobu Doi, Naoto Ishii (NEC), Seiichi Sampei (Osaka Univ.) RCS2021-95 |
[more] |
RCS2021-95 pp.86-91 |
RCS |
2021-06-24 10:10 |
Online |
Online |
A Study on Low-Complexity Large MIMO Detection Based on Beam-Domain Local LMMSE Filters Takumi Yoshida, Daichi Shirase, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCS2021-50 |
In large multi-input multi-output (MIMO) systems, linear minimum mean square error (LMMSE) filters are often utilized as... [more] |
RCS2021-50 pp.127-132 |
RCS |
2021-06-25 10:00 |
Online |
Online |
A Study on Phase-Noise-Aware LLR Calculation for Millimeter-wave MIMO Systems with High-Order Modulation Daiki Wakumoto, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCS2021-66 |
This paper proposes a low-complexity demodulation method via phase-noise-aware log-likelihood ratios (LLRs) at the base ... [more] |
RCS2021-66 pp.214-219 |
RCS |
2021-06-25 10:20 |
Online |
Online |
A Study on Deep Unfolding-Aided Quantized AMP for High-Dimensional Signal Detection Atsunori Shimamura, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) RCS2021-68 |
We consider a look-up table (LUT)-based multi-user detection (MUD) via quantized approximate message passing (AMP) in la... [more] |
RCS2021-68 pp.226-231 |
RCS |
2021-06-25 10:30 |
Online |
Online |
A Study on Quantization Noise-Aware Gaussian Belief Propagation for Large MIMO Detection with Low-Resolution ADCs Itsuki Watanabe, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) RCS2021-69 |
[more] |
RCS2021-69 pp.232-237 |
RCS, SR, SRW (Joint) |
2021-03-04 09:00 |
Online |
Online |
A Study on Conversion of NLoS conditions to LoS conditions using Sidelink in Smart Factory Environments Akihiro Kubota, Seiichi Sampei, Takumi Takahashi (Osaka Univ.) RCS2020-221 |
This paper proposes a method to establish a stable wireless link for devices in non-line-of-sight (NLoS) environment usi... [more] |
RCS2020-221 pp.88-93 |
RCS, SR, SRW (Joint) |
2021-03-04 09:25 |
Online |
Online |
A Study on Movement Route Control of Autonomous Vehicles Based on Radio Environment Monitoring in Factory Environment Taisei Michimi, Seiichi Sampei (Osaka Univ) RCS2020-222 |
In a smart factory, it is expected that Local 5G will be applied to make wiring between devices wireless. Currently, 4.7... [more] |
RCS2020-222 pp.94-99 |