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 Results 1 - 13 of 13  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIP, IT, RCS 2021-01-21
13:35
Online Online A study on SINR Characteristics of Adaptive Antenna Array based on Weight and Antenna Space Control
Shun Ishihara, Kenta Umebayashi (TUAT), Antti Tolli (UOO) IT2020-77 SIP2020-55 RCS2020-168
In this paper, we address the analysis of the performance of adaptive antenna array based on weight and antenna space co... [more] IT2020-77 SIP2020-55 RCS2020-168
pp.81-86
SeMI, RCS, NS, SR, RCC
(Joint)
2019-07-10
15:20
Osaka I-Site Nanba(Osaka) A Study on Concatenated Beam- and Antenna- domain Layered BP for Large MIMO Detection
Takumi Takahashi (Osaka Univ.), Antti Tolli (Univ. of Oulu), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCC2019-15 NS2019-48 RCS2019-105 SR2019-24 SeMI2019-24
This paper proposes a concatenated beam- and antenna-domain belief propagation (BP) for realizing low-complexity large m... [more] RCC2019-15 NS2019-48 RCS2019-105 SR2019-24 SeMI2019-24
pp.21-26(RCC), pp.31-36(NS), pp.25-30(RCS), pp.31-36(SR), pp.35-40(SeMI)
RCS 2019-04-19
10:20
Hokkaido Noboribetsu Grand Hotel Channel Estimation Using Long-term Channel Statistics for BP-based Large MIMO Detection
Takumi Takahashi (Osaka Univ.), Antti Tolli (Univ. of Oulu), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCS2019-15
This paper proposes a novel de-noising method for realizing low-complexity channel estimation using long-term channel st... [more] RCS2019-15
pp.67-72
RCS, SR, SRW
(Joint)
2019-03-06
10:30
Kanagawa YRP A Study on Layered Belief Propagation for Large MIMO Detection based on Statistical Beams
Takumi Takahashi (Osaka Univ.), Antti Tolli (Univ. of Oulu), Shinsuke Ibi, Seiichi Sampei (Osaka Univ.) RCS2018-285
This paper proposes a novel layered belief propagation (BP) detector with a concatenated structure of two different BP l... [more] RCS2018-285
pp.19-24
SR 2018-10-31
10:25
Overseas Mandarin Hotel, Bangkok, Thailand [Poster Presentation] Performance analysis of Two elements Adaptive Array Antenna based on Weights and Space Control
Yoshimasa Kimoto, Kenta Umebayashi (TUAT), Antti Tolli, Jarkko Kaleva (UoO) SR2018-81
Adaptive Array Antenna based on weight control (AAA-W) which has fixed antenna position suppresses M-1 interference sign... [more] SR2018-81
pp.51-56
ASN, NS, RCS, SR, RCC
(Joint)
2018-07-12
10:55
Hokkaido Hakodate Arena [Poster Presentation] A study on efficient Antenna selection based on Spatial Correlation for Adaptive Array Antenna
Takumi Sakamoto, Kenta Umebayashi (TUAT), Antti Tolli (UOO) RCC2018-50 NS2018-63 RCS2018-108 SR2018-47 ASN2018-44
In general, the number of interference signals which can be suppressed by an adaptive array antenna is determined by the... [more] RCC2018-50 NS2018-63 RCS2018-108 SR2018-47 ASN2018-44
pp.111-117(RCC), pp.117-123(NS), pp.129-135(RCS), pp.121-127(SR), pp.127-133(ASN)
RCS, SR, SRW
(Joint)
2018-02-28
09:20
Kanagawa YRP Spatial Correlation-based Antenna Selection for Adaptive Array Antenna
Takumi Sakamoto, Kenta Umebayashi (TUAT), Antti Tolli (UoO) RCS2017-326
Suppressing interference using an adaptive array antenna, the number of antenna elements determines the number of interf... [more] RCS2017-326
pp.51-56
SR 2018-01-25
14:15
Fukuoka Fukuoka univ. A study on adaptive array antenna based on weight and antenna spacing control
Yoshimasa Kimoto, Kenta Umebayashi (TUAT), Antti Tolli (UoO) SR2017-96
Adaptive array antenna with M elements and M RF-chains can suppress M − 1 interference singnals by controling array weig... [more] SR2017-96
pp.15-22
SR, SRW
(Joint)
2017-10-24
14:00
Overseas Grand Hotel Palatino, Rome, Italy [Poster Presentation] Antenna configuration for antenna spacing based adaptive array antenna
Kenta Umebayashi, Yoshimasa Kimoto (TUAT), Antti Tolli (UoO) SR2017-76 SRW2017-28
 [more] SR2017-76 SRW2017-28
pp.31-32(SR), pp.35-36(SRW)
RCS 2017-10-19
09:20
Miyagi Tohoku Institute of Technology Antenna spacing control for adaptive array antenna based on weight and antenna spacing control
Yoshimasa Kimoto, Kenta Umebayashi (TUAT), Antti Tolli (Univ. of Oulu) RCS2017-169
 [more] RCS2017-169
pp.7-12
RCS, RCC, ASN, NS, SR
(Joint)
2016-07-20
15:50
Aichi   A Study on Design of Non-uniform Linear Antenna Array based on Antenna Selection
Yoshinobu Makino, Kenta Umebayashi (TUAT), Antti Tolli (Univ. of Oulu) RCS2016-99
In interference suppression based on beamforming with array antenna, the possible number of interference waves to be sup... [more] RCS2016-99
pp.29-34
SR, RCC, MICT, RCS, SRW
(Joint)
(2nd)
2016-05-16
- 2016-05-17
Overseas Hotel Lasaretti, Oulu, Finland [Poster Presentation] Two-layer Precoding for Dimensionality Reduction in Massive MIMO
Antti Arvola, Antti Tolli (University of Oulu), David Gesbert (EURECOM)
We focus on two-stage beamforming in a single-cell system where the precoder is split into inner and outer precoders. We... [more]
RCS 2015-06-26
10:53
Hokkaido Hokkaido Univ. Derivation of Non-uniform Linear Array Arrangement for Interference Suppression under Line-of-Sight Propagation
Yoshinobu Makino, Kenta Umebayashi (TUAT), Antti Tolli (Univ. of Oulu), Yasuo Suzuki (TUAT) RCS2015-93
In this paper, we investigate a low-complexity method for linear array antenna arrangement to suppress interference usin... [more] RCS2015-93
pp.275-280
 Results 1 - 13 of 13  /   
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