Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SR |
2018-10-31 13:25 |
Overseas |
Mandarin Hotel, Bangkok, Thailand |
[Poster Presentation]
Neural Network-based Channel Occupancy Rate Prediction Hiroki Iwata, Kenta Umebayashi (TUAT), Ahmed Al-Tahmeesschi, Miguel Lopez-Benitez (UoL) SR2018-88 |
A spectrum occupancy prediction can provide useful information to spectrum sharing-based wireless networks. In this pape... [more] |
SR2018-88 pp.75-82 |
SR |
2018-10-31 13:25 |
Overseas |
Mandarin Hotel, Bangkok, Thailand |
[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 |
[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) |
SR |
2018-05-25 10:00 |
Tokyo |
Tokyo big sight |
[Technology Exhibit]
Development of Spectrum Usage Measurement System Prototype for Smart Spectrum Access
-- Prediction of Spectrum Occupancy -- Hiroki Iwata, Kenta Umebayashi, Ryo Sato, Kento Yamada, Kohei Okawa, Yoshiki Kasahara (TUAT), Janne Lehtomaki (Univ. of Oulu), Miguel Lopez-Benitez (Univ. of Liverpool) SR2018-17 |
Smart spectrum access (SSA) can achieve a high-efficient spectrum sharing utilizing the prior information regarding spec... [more] |
SR2018-17 pp.99-106 |
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 |
RCS, SR, SRW (Joint) |
2018-02-28 13:45 |
Kanagawa |
YRP |
A Study on Time Series Modeling of Duty Cycle for Smart Spectrum Access Daiki Cho, Kenta Umebayashi (TUAT), Shusuke Narieda (NIT, Akashi College), Miguel Lopez Bentez (UoL) SR2017-112 |
For an efficient spectrum sharing by primary user (PU) and secondary user (SU), SU needs to understand the spectrum usag... [more] |
SR2017-112 pp.1-7 |
RCS, SR, SRW (Joint) |
2018-03-02 10:50 |
Kanagawa |
YRP |
Spectrum usage model for Smart Spectrum Access Kento Yamada, Kenta Umebayashi (TUAT), Janne Lehtomaki, Shashika Manosha Kapuruhamy Badalge (Univ. of Oulu) SR2017-133 |
In a smart spectrum access, the statistical information in terms of spectrum usage can enhance a spectrum sharing dramat... [more] |
SR2017-133 pp.109-116 |
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 |
2018-01-26 09:30 |
Fukuoka |
Fukuoka univ. |
A study on parameter setting of Welch FFT-Energy Detection in Spectrum Measurement Yoshitaka Tamaki, Kenta Umebayashi (Tokyo Univ. of Agriculture and Technology), Janne Lehtomaki (Univ. of Oulu), Miguel Lopez-Benitez (Univ. of Liverpool) SR2017-100 |
Dynamic Spectrum Access (DSA) can be enhanced by statistical information of actual spectrum usage. The information is av... [more] |
SR2017-100 pp.35-42 |
SR |
2018-01-26 09:55 |
Fukuoka |
Fukuoka univ. |
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 |
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 |
NS, ASN, RCC, RCS, SR (Joint) |
2017-07-20 11:05 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Efficient time domain deterministic-stochastic model of spectrum usage Kenta Umebayashi, Masanao Kobayashi (TUAT), Miguel Lopez Bentez (UOL) RCC2017-29 NS2017-50 RCS2017-121 SR2017-44 ASN2017-38 |
[more] |
RCC2017-29 NS2017-50 RCS2017-121 SR2017-44 ASN2017-38 pp.101-102(RCC), pp.115-116(NS), pp.155-156(RCS), pp.113-114(SR), pp.133-134(ASN) |
SR |
2017-05-25 13:00 |
Tokyo |
Tokyo big sight |
A study on measurement parameter setting method considering spectrum usage characteristics in spectrum measurement Yoshitaka Tamaki, Kenta Umebayashi (TUAT) SR2017-5 |
In this paper, a parameter setting for signal processing in a wide-band spectrum usage measurement which observe multipl... [more] |
SR2017-5 pp.25-31 |
SR |
2017-05-26 10:00 |
Tokyo |
Tokyo big sight |
[Technology Exhibit]
Development of Smart Spectrum Access Prototype Hiroki Iwata, Kenta Umebayashi, Yoshitaka Tamaki, Daiki Cho, Ryo Sato (TUAT), Shusuke Narieda (NIT, Akashi college) SR2017-16 |
Smart spectrum access (SSA) corresponds to an enhanced dynamic spectrum access (DSA) and its target is to realize the sp... [more] |
SR2017-16 pp.97-104 |
RCS, SR, SRW (Joint) |
2017-03-01 15:35 |
Tokyo |
Tokyo Institute of Technology |
Some Theoretical Analyses for Maximum Cyclic Autocorrelation Selection Based Spectrum Sensing Shusuke Narieda (NIT, Akashi College), Daiki Cho (TUAT), Hiromichi Ogasawara (NIT, Akashi College), Kenta Umebayashi (TUAT), Takeo Fujii (UEC) SR2016-96 |
[more] |
SR2016-96 pp.29-34 |
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 |
RCS, RCC, ASN, NS, SR (Joint) |
2016-07-21 10:50 |
Aichi |
|
[Poster Presentation]
Study on decision method of parameters for observation equipment on wideband spectrum measurement system Yoshitaka Tamaki, Kenta Umebayashi (TUAT) RCC2016-28 NS2016-62 RCS2016-115 SR2016-45 ASN2016-36 |
Dynamic spectrum access (DSA) can be enhanced by statistical information of spectrum utilization and this approach, smar... [more] |
RCC2016-28 NS2016-62 RCS2016-115 SR2016-45 ASN2016-36 pp.79-86(RCC), pp.61-68(NS), pp.109-116(RCS), pp.79-86(SR), pp.61-68(ASN) |
SR, SRW (Joint) |
2016-05-16 14:30 |
Overseas |
Hotel Lasaretti, Oulu, Finland |
[Poster Presentation]
A study on FFT-ED based signal area estimation for spectrum awareness Riki Mizuchi, Kenta Umebayashi (TUAT), Janne Lehtomaki (Univ. of Oulu), Miguel Lopez-Benitez (Univ. of Liverpool) SR2016-9 SRW2016-9 |
For achieving 2-layer smart spectrum access (SSA) which corresponds to feasible strategy of DSA, a development of spectr... [more] |
SR2016-9 SRW2016-9 pp.27-34 |
SR, SRW (Joint) |
2016-05-16 14:30 |
Overseas |
Hotel Lasaretti, Oulu, Finland |
[Poster Presentation]
Approximated Theoretical Analysis for Spectrum Sensing Based on Maximum Cyclic Autocorrelation Selection Daiki Cho, Shusuke Narieda (NIT, Akashi College), Kenta Umebayashi (TUAT) SR2016-10 SRW2016-10 |
Maximum cyclic autocorrelation selection (MCAS) is one of spectrum sensing technique based on cyclostationarity detectio... [more] |
SR2016-10 SRW2016-10 pp.35-36 |