Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
RISING (3rd) |
2021-11-17 11:00 |
Tokyo |
(Primary: On-site, Secondary: Online) |
Relationship between Amplitude and Spatial Resolutions for Massive MIMO Mana Yoshida, Daisuke Umehara (KIT) |
One of the major technologies for 5G mobile systems is massive multiple-input multiple-output (MIMO) system. In order to... [more] |
|
AP, RCS (Joint) |
2021-11-11 10:55 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
A Study on Receive Beamforming for Multi-User Detection with Trainable Gaussian Belief Propagation Takanobu Doi, Jun Shikida, Kazushi Muraoka, Naoto Ishii (NEC), Daichi Shirase, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.) RCS2021-159 |
We propose two digital receive beamforming (BF) methods for low-complexity and high-accuracy uplink signal detection via... [more] |
RCS2021-159 pp.86-91 |
MIKA (3rd) |
2021-10-29 10:30 |
Okinawa |
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Adaptive In-band Distortion Compensation for Massive MIMO-OFDM Systems with Deep Peak Cancellation HIroki Hase, Osamu Muta (Kyushu Univ.) |
In massive multi-input multi-output (mMIMO) orthogonal frequency division multiplexing (OFDM) systems, the reduction of ... [more] |
|
RCS |
2021-10-21 10:25 |
Online |
Online |
Performance Evaluation of Scalable Cell-Free Massive MIMO Systems with Multiple CPUs Subject to Backhaul Capacity Limitation Masaaki Ito, Issei Kanno, Kosuke Yamazaki (KDDI Research), Kengo Ando, Shuto Fukue (UEC), Hiroki Iimori (JUB), Koji Ishibashi (UEC) RCS2021-119 |
Cell-free massive multiple-input multiple-output (CF-mMIMO) systems have attracted attention worldwide, being considered... [more] |
RCS2021-119 pp.7-12 |
RCS |
2021-10-21 10:50 |
Online |
Online |
Beamforming Design and Secrecy capacity analysis for Cell-Free massive MIMO Kengo Ando (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-120 |
In this paper, we investigate a secure beamforming (BF) design for cell-free massive multiple input mul tiple output (CF... [more] |
RCS2021-120 pp.13-18 |
RCS |
2021-10-21 11:15 |
Online |
Online |
A Study on Resource Allocation and Beamforming Design via Geometric Mean Maximization for Cell-free Massive MIMO Systems with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-121 |
In this paper, we consider a cell-free multiple-input multiple-output (MIMO) systems operated in a dynamic time division... [more] |
RCS2021-121 pp.19-24 |
RCS |
2021-10-21 16:00 |
Online |
Online |
[Poster Presentation]
A Study on Bayesian Receiver Design via Bilinear Inference for Scalable Cell-Free Massive MIMO Takumi Takahashi (Osaka Univ.), Hiroki Iimori (JUB), Kengo Ando, Koji Ishibashi (UEC), Shinsuke Ibi (Doshisha Univ), Giuseppe Abreu (JUB) RCS2021-129 |
One of the main challenges in realizing uplink scalable cell-free massive multi-input multi-output (CF-mMIMO) is capacit... [more] |
RCS2021-129 pp.57-62 |
RCS, SAT (Joint) |
2021-08-27 14:30 |
Online |
Online |
Antenna Configuration and Robust Receiver Design for Scalable Cell-Free Massive MIMO with Capacity Limited Fronthaul Kengo Ando (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Takumi Takahashi (Osaka Univ), Koji Ishibashi (UEC) RCS2021-114 |
In this paper, we investigate an uplink signal detection problem in scalable cell-free massive multiple input multiple o... [more] |
RCS2021-114 pp.79-84 |
RCS, SAT (Joint) |
2021-08-27 14:55 |
Online |
Online |
Resource Allocation and Beamforming Design Considering User Fairness for Cell-Free Massive MIMO System with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-115 |
In this paper, we consider a cell-free massive multiple-input multiple-output (MIMO) system, in which uplink and downlin... [more] |
RCS2021-115 pp.85-90 |
RCS |
2021-06-23 09:40 |
Online |
Online |
A Comparison of Variational Bayesian and Expectation Propagation Methods for Massive MIMO Signal Detection Hiroki Asumi, Junichiro Hagiwara, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Takanori Sato (Hokkaido Univ.) RCS2021-30 |
Signal detection in massive MIMO has difficulty in reducing computational complexity as the number of antennas increases... [more] |
RCS2021-30 pp.7-12 |
RCS |
2021-06-23 16:35 |
Online |
Online |
A Study on the Behavior of LLR messages in Damped GaBP for Large-scale Signal Detection under a Correlated Channel Daniel Akira Ando, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara, Takanori Sato (Hokkaido Univ.) RCS2021-45 |
For large-scale signal detection, Gaussian Belief Propagation (GaBP) is known as a method providing a near-optimal perfo... [more] |
RCS2021-45 pp.97-102 |
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 10:10 |
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 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 |
AP |
2021-04-16 14:25 |
Hyogo |
Kinosaki International Arts Center (Primary: On-site, Secondary: Online) |
Multiple Helix Large-Scale MIMO Antenna for Inter-Flying Car High-Speed Communications at Plural Target Directions Kazuhiro Honda, Koichi Ogawa (Toyama Univ.) AP2021-7 |
The author presented a multiple helix array structure for realizing a 256 × 256 large-scale MIMO antenna. In this archit... [more] |
AP2021-7 pp.34-39 |
AP |
2021-02-18 15:25 |
Online |
Online |
[Special Talk]
An Over 100 Gbps Large-Scale MIMO Antenna with Multiple Helix Array Koichi Ogawa (Toyama Univ.) AP2020-120 |
This paper presents a 256 × 256 large-scale MIMO antenna with multiple helix array structure. The proposed structure can... [more] |
AP2020-120 pp.23-28 |
NS, RCS (Joint) |
2020-12-18 13:50 |
Online |
Online |
[Invited Lecture]
A Study on Higher-Order Large MIMO Detection via Concatenated Beam- and Antenna- Domain Layered BP Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) NS2020-102 RCS2020-149 |
In large multi-user multi-input multi-output systems, the computational cost and circuit scale on the base station (BS) ... [more] |
NS2020-102 RCS2020-149 pp.79-84 |
ITS, WBS, RCC |
2020-12-14 09:30 |
Online |
Online |
An Overloaded MU-MIMO OFDM/SC-CP Signal Detection Method using Non-Convex Sparse Regularizers and Group Sparsity Ayano Nakai-Kasai (Kyoto Univ.), Atsuya Hirayama, Hiroki Honda, Tetsuya Sasaki, Hideki Yasukawa (Osaka City Univ.), Ryo Hayakawa (Osaka Univ.), Kazunori Hayashi (Kyoto Univ.) WBS2020-8 ITS2020-4 RCC2020-11 |
This paper proposes low-latency signal detection methods for overloaded MU-MIMO (Multi-User Multi-Input Multi-Output) OF... [more] |
WBS2020-8 ITS2020-4 RCC2020-11 pp.1-6 |
IT |
2020-12-03 13:20 |
Online |
Online |
Approximate Message-Passing in Spatial Modulation Massive MIMO Uplink Yuta Kuwahara, Keigo Takeuchi (TUT), Satoshi Yamazaki (NIT, Numazu College) IT2020-53 |
This paper addresses an uplink system in which a receiver with massive degrees of freedom in reception observes signals ... [more] |
IT2020-53 pp.154-158 |