Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS, SR, SRW (Joint) |
2025-03-05 09:30 |
Kyoto |
Kyoto Institute of Technology (Kyoto, Online) (Primary: On-site, Secondary: Online) |
A study of DOA estimation by time sample thinning utilizing received signal levels Ryo Watabe, Kenta Umebayashi (TUAT), Antti Tolli (UoO) |
(To be available after the conference date) [more] |
|
RCS, SR, SRW (Joint) |
2025-03-07 17:35 |
Kyoto |
Kyoto Institute of Technology (Kyoto, Online) (Primary: On-site, Secondary: Online) |
Threshold tuning in 1-bit ADCs for SIMO system Rina Takagi, Kenta Umebayashi (TUAT), Antti Tolli, Bikshapathi Gouda, Janne Lehtomaki (UoO) |
[more] |
|
RCS, AP (Joint) |
2024-11-15 12:35 |
Ishikawa |
(Ishikawa, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A study of direction of arrival estimation by antenna array utilizing received signal levels Ryo Watabe, Kenta Umebayashi (TUAT), Antti Tolli (UoO) AP2024-152 RCS2024-168 |
This study shows that the accuracy of DOA (Direction Of Arrival) estimation using array antennas can be improved by util... [more] |
AP2024-152 RCS2024-168 pp.93-98(AP), pp.86-91(RCS) |
RCC, RCS, SeMI, NS, SR, RISING (Joint) |
2024-07-19 17:20 |
Hokkaido |
Hokkaido Citizens Activities Promotion Center (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
A study on deep learning based weight and spacing control adaptive array antenna Kenta Umebayashi, Ugo Kamada (TUAT), Antti Tolli (UoO) RCS2024-115 |
[more] |
RCS2024-115 pp.150-154 |
SR |
2024-01-26 09:35 |
Nagano |
Nagano-ken JA building (Nagano, Online) (Primary: On-site, Secondary: Online) |
Enhanced Signal Detection and transmit signal Design for Massive SIMO Communications with 1-Bit ADCs Doaa Abdelhameed (Aswan Univ.), Kenta Umebayashi (TUAT), Italo Atzeni, Antti Tölli (UoO) SR2023-78 |
[more] |
SR2023-78 pp.34-41 |
SR |
2024-01-26 14:35 |
Nagano |
Nagano-ken JA building (Nagano, Online) (Primary: On-site, Secondary: Online) |
Initialization of FCME algorithm for real-time noise floor estimation Yau Hong Leow, Kenta Umebayashi (TUAT), Janne Lehtomaki (UoO), Miguel Lopez-Benitez (UoL) SR2023-84 |
This paper investigates the initialization of the Forward Consecutive Mean Excision (FCME) algorithm for real-time noise... [more] |
SR2023-84 pp.62-69 |
AP, RCS (Joint) |
2021-11-11 11:20 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Nagasaki, Online) (Primary: On-site, Secondary: 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) RCS2021-160 |
This paper addresses the analysis of the performance of adaptive antenna array based on weight and antenna space control... [more] |
RCS2021-160 pp.92-97 |
SR |
2021-11-05 14:15 |
Online |
Online (Online) |
Initialization of forward method in CFAR outlier detection Yau Hong Leow, Kenta Umebayashi (TUAT), Janne Lehtomaki (UoO) SR2021-57 |
To solve the spectrum scarcity problem, energy detection (ED) is an effective technique to find the vacant spectrum for ... [more] |
SR2021-57 pp.98-103 |
SR |
2021-05-20 10:25 |
Online |
Online (Online) |
Energy Detection for M-QAM Signals Shun Ishihara, Kenta Umebayashi (TUAT), Janne Lehtomaki (UOO) SR2021-2 |
In this paper, we compare several analyses of energy detection for $M$-ary quadrature amplitude modulation (QAM) signals... [more] |
SR2021-2 pp.8-15 |
SIP, IT, RCS |
2021-01-21 13:35 |
Online |
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 |
IN, RCS, NV (Joint) |
2020-05-22 09:30 |
Online |
Online (Online) |
A Study on antenna selection criterion for adaptive array antenna based on selecting antenna elements Takahiro Suzuki, Kenta Umebayashi (TUAT), Quang-Doanh Vu (UoO) RCS2020-18 |
[more] |
RCS2020-18 pp.43-48 |
COMP, IPSJ-AL |
2020-05-09 17:26 |
Online |
Online (Online) |
On Memory, Communication, and Synchronous Schedulers for Autonomous Mobile Robots Paola Flocchini (UoO), Nicola Santoro (CU), Koichi Wada (HU) COMP2020-3 |
We investigate the computational power of distributed systems whose autonomous computational entities, called robot... [more] |
COMP2020-3 pp.17-24 |
SR |
2019-12-06 11:15 |
Okinawa |
Ishigaki City Hall (Ishigaki Island) (Okinawa) |
Energy Detection for M-QAM Signal Shun Ishihara, Kenta Umebayashi (TUAT), Janne Lehtomaki (UOO) SR2019-103 |
In this paper, we address energy detection for M-ary quadrature amplitude modulation (QAM) signal.
Typically, statisti... [more] |
SR2019-103 pp.83-86 |
RISING (2nd) |
2019-11-26 10:30 |
Tokyo |
Fukutake Learning Theater, Hongo Campus, Univ. Tokyo (Tokyo) |
[Poster Presentation]
Energy detection for M-QAM signal Shun Ishihara, Kenta Umebayashi (TUAT), Janne Lehtomaki (UOO) |
In this presentation, we address energy detection for M-ary quadrature amplitude modulation (QAM) signal. Typically, sta... [more] |
|
SR |
2018-10-31 10:25 |
Overseas |
Mandarin Hotel, Bangkok, Thailand (Overseas) |
[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 |
SR |
2018-10-31 13:25 |
Overseas |
Mandarin Hotel, Bangkok, Thailand (Overseas) |
[Poster Presentation]
Efficient channel allocation for Citizens broadband radio service/spectrum access system Ryo Sato, Kenta Umebayashi (TUAT), K. B. Shashika Manosha (UoO) SR2018-89 |
Citizens Broadband Radio Service (CBRS) system is the three-tier spectrum sharing systems which consists of incumbent us... [more] |
SR2018-89 pp.83-84 |
ASN, NS, RCS, SR, RCC (Joint) |
2018-07-12 10:55 |
Hokkaido |
Hakodate Arena (Hokkaido) |
[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 (Kanagawa) |
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. (Fukuoka) |
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 |
2018-01-26 09:55 |
Fukuoka |
Fukuoka univ. (Fukuoka) |
Time and frequency varying noise floor estimation for spectrum usage measurement Hiroki Iwata, Kenta Umebayashi (TUAT), Janne Lehtomaki (UoO), Miguel Lopez-Benitez (UoL) SR2017-101 |
For efficient spectrum sharing between heterogeneous wireless systems, statistical information regarding spectrum use by... [more] |
SR2017-101 pp.43-50 |