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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 69  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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 2022-06-17
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 2022-06-17
10:15
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
A Study on Digital RF Aided Blind Self Interference Canceller for In-Band Full-Duplex
Nana Shimomura, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2022-59
Self Interference (SI) cancellation is essential to realize in-band full duplex (IBFD) communications. To solve this pro... [more] RCS2022-59
pp.206-211
RCS 2022-06-17
10:25
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
A Study on Support Vector Classification-Aided Regression with Ensemble Learning for GNSS Positioning
Shugo Maruyama, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2022-60
In Global Navigation Satellite System (GNSS) positioning, the receiver position is estimated by solving the nonlinear si... [more] RCS2022-60
pp.212-217
RCS 2022-06-17
10:35
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
A Study on Data-Driven Fine-Tuning for ICA-Aided Blind Signal Separation
Taisuke Nogami, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2022-61
Internet of Things (IoT) communications, which will plays an important role in the next-generation wireless communicatio... [more] RCS2022-61
pp.218-223
RCS 2022-04-22
10:30
Osaka Osaka University, and online
(Primary: On-site, Secondary: Online)
[Encouragement Talk] A Study on Self-Interference Canceller Based on Differential Coding in IBFD for Wireless IoT Communications
Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2022-6
 [more] RCS2022-6
pp.24-29
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
14:05
Online Online A Study on Extended DLDC-Aided Joint Signal Processing in Unified Optical and Wireless Channels
Yoshikatsu Wakabayashi, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) IT2021-42 SIP2021-50 RCS2021-210
One of the solutions for utilizing the high-frequency band is to deploy multiple distributed units (DUs) under a central... [more] IT2021-42 SIP2021-50 RCS2021-210
pp.81-86
RCS, SIP, IT 2022-01-20
14:30
Online Online A Study on Deep Unfolding-Aided GNSS Positioning
Yuki Hayama, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) IT2021-43 SIP2021-51 RCS2021-211
In Global Navigation Satellite System (GNSS) positioning, the receiver position is estimated by solving the nonlinear si... [more] IT2021-43 SIP2021-51 RCS2021-211
pp.87-92
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
OFT, OCS, IEE-CMN, ITE-BCT [detail] 2021-11-19
13:00
Online Online Application of Soft-Decision FEC to Pre-Amplified Direct Detection with Four-Level Pulse Amplitude Modulation
Koji Igarashi, Takumi Takahashi (Osaka Univ.) OCS2021-30
(Advance abstract in Japanese is available) [more] OCS2021-30
pp.9-14
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
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