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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-12 14:40 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Research on UAV based smart wireless system Gia Khanh Tran (Tokyo Tech)  RCC2023-13 NS2023-31 RCS2023-83 SR2023-30 SeMI2023-24 |
In beyond 5G (B5G)/6G, mobile communication systems are expected to function as the basic infrastructure of society. On ... [more] | RCC2023-13 NS2023-31 RCS2023-83 SR2023-30 SeMI2023-24 p.1(RCC), p.1(NS), p.25(RCS), p.25(SR), p.19(SeMI) |
| RCS, SR, SRW (Joint) |
2022-03-03 10:45 |
Online | Online | A Study on Computational Reduction for Dynamic Spectrum Access Database Ryota Niioka, Shigenobu Sasaki (Niigata Univ.), Riku Ohmiya, Tomoki Murakami (NTT) SRW2021-74 |
Dynamic spectrum access (DSA) has been attracting attention to address the problem of insufficient frequency bands due t... [more] | SRW2021-74 pp.27-32 |
| OFT | 2021-10-14 13:00 |
Online | Online | [Poster Presentation]
Strain dynamic range extension in slope-assisted BOCDR based on down-conversion of Brillouin frequency shift Haruki Sasage, Mana Sakamoto (SIT), Kohei Noda (Tokyo Tech/YNU), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU), Heeyoung Lee (SIT) OFT2021-36 |
Brillouin optical correlation-domain reflectometry (BOCDR) is known as a distributed strain and temperature sensing tech... [more] | OFT2021-36 pp.59-62 |
| SR | 2020-11-18 10:00 |
Online | Online | A Study on Forecasting of Available Spectrum Resources for Sharing using Envelope Extraction and Machine Learning Tatsuya Nagao, Takahiro Hayashi, Yoshiaki Amano (KDDI Research) SR2020-22 |
In recent years, the demand for spectrum resources has been increasing, which has raised expectations for dynamic spectr... [more] | SR2020-22 pp.1-4 |
| SR | 2020-11-18 14:20 |
Online | Online | A Study on Noise Power Estimation based on Goodness of Fit Statistics Hiroki Iwata, Kenta Umebayashi (TUAT) SR2020-28 |
This paper focuses on spectrum sensing and spectrum measurement exploiting an energy detector. In this case, an noise po... [more] | SR2020-28 pp.37-43 |
| SR | 2020-11-20 14:20 |
Online | Online | [Panel Discussion]
Current status and its future advanced solutions of database control & management in dynamic spectrum sharing/access technology TBA (Sony) SR2020-46 |
This paper summaries the current status of technology migration on the primary protection techniques for Dynamic Spectru... [more] | SR2020-46 pp.152-158 |
| SRW | 2020-06-29 13:00 |
Online | Online | A Study on Decision of Guard Station using Virtual Dedicated Channel Scheme for Private WLAN Systems Takeshi Yamada, Shinichi Miyamoto (Wakayama Univ.) SRW2020-7 |
To establish a virtual dedicated channel for area owner's wireless local area network (WLAN) systems, a virtual dedicate... [more] | SRW2020-7 pp.17-22 |
| RCS, SR, SRW (Joint) |
2020-03-05 11:20 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
Resource Allocation Based on Multi-Armed Bandits for Dynamic Spectrum Access System Amr Amrallah (Tokyo Tech), Ehab Mahmoud Mohamed (Aswan Univ.), Gia Khanh Tran, Kei Sakaguchi (Tokyo Tech) SR2019-127 |
The Dynamic Spectrum Access (DSA) system is considered an effective solution for the spectrum scarcity problem since it ... [more] | SR2019-127 pp.87-92 |
| SR | 2019-12-06 10:50 |
Okinawa | Ishigaki City Hall (Ishigaki Island) | A Study on Setting of an Energy Detection Threshold with SNR Estimation Hiroki Iwata, Kenta Umebayashi (TUAT) SR2019-102 |
Energy detection (ED) is a popular signal detection method for spectrum sensing and spectrum usage measurement in dynam... [more] |
SR2019-102 pp.75-82 |
| RISING (2nd) |
2019-11-26 10:30 |
Tokyo | Fukutake Learning Theater, Hongo Campus, Univ. Tokyo | [Invited Lecture]
Development of a Spectrum Usage Measurement System for Dynamic Spectrum Sharing Hiroki Iwata, Ahmed Al-Tahmeesschi, Kenta Umebayashi (TUAT) |
In dynamic spectrum sharing, statistical information in terms of spectrum usage such as spectrum occupancy rate is usef... [more] |
|
| SR | 2019-11-04 11:00 |
Overseas | Rutgers University Inn & Conference Center, NJ, USA | [Poster Presentation]
An Efficient Noise Floor Estimation for Spectrum Measurements Hiroki Iwata, Kenta Umebayashi (TUAT) SR2019-68 |
Statistical information in terms of spectrum occupancy is useful for the smart dynamic spectrum sharing and it can be ob... [more] | SR2019-68 pp.9-16 |
| SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-10 10:45 |
Osaka | I-Site Nanba（Osaka） | Dynamic Medium Reservation Duration Notified Area Control for Virtual Dedicated Channel Scheme Takeshi Yamada, Shinichi Miyamoto (Wakayama Uni.) SR2019-20 |
To establish a virtual dedicated channel for area owner’s wireless local area network (WLAN) systems, a virtual dedicate... [more] | SR2019-20 pp.1-8 |
| SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-11 09:35 |
Osaka | I-Site Nanba（Osaka） | A study on Auto-Regressive modeling of Duty Cycle Kohei Okawa, Hiroki Iwata, Kenta Umebayashi (Tokyo Univ. of Agriculture and Tech.), Janne Lehtomäki (Univ. of Oulu), Miguel López-Benítez (Univ. of Liver), Satya Joshi (Univ. of Oulu) SR2019-29 |
In dynamic spectrum sharing, it is useful to exploit statistical information on spectrum usage. In this paper, we inve... [more] |
SR2019-29 pp.59-64 |
| SR | 2019-05-31 10:00 |
Tokyo | Tokyo Big Sight | [Technology Exhibit]
Development of Cooperative Spectrum Usage Measurement System Prototype for Smart Spectrum Access Hiroki Iwata, Kenta Umebayashi (TUAT) SR2019-16 |
In Smart spectrum access (SSA), it is required to realize high-accurate spectrum usage measurements over the long-term, ... [more] | SR2019-16 pp.97-103 |
| SR | 2019-01-25 16:40 |
Fukushima | Corasse, Fukushima city (Fukushima prefecture) | A study on widely acceptable model for spectrum usage Kento Yamada, Kenta Umebayashi (TUAT) SR2018-119 |
We investigate a flexible and scalable spectrum usage model in time domain for an enhanced dynamic spectrum access (DSA)... [more] | SR2018-119 pp.141-147 |
| SR | 2018-10-30 10:30 |
Overseas | Mandarin Hotel, Bangkok, Thailand | [Poster Presentation]
Channel Aggregation Adaptation in VHF/UHF Hoang Vinh Dien, Fumihide Kojima, Kentaro Ishizu, Homare Murakami (NICT) SR2018-65 |
VHF/UHF channels are freeing up in many part of the world. Compared to conventional Wi-Fi frequencies, VHF/UHF can cover... [more] | SR2018-65 pp.15-16 |
| 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 |
| SAT, RCS (Joint) |
2018-08-10 14:30 |
Iwate | Iwate University | A study on dynamic antenna clustering for distributed MIMO cooperative wireless access network Tomoyuki Saito, Fumiyuki Adachi (Tohoku Univ.) RCS2018-146 |
In the distributed MIMO cooperative wireless access network, the area spectrum efficiency can be improved by constructin... [more] | RCS2018-146 pp.81-85 |
| CS | 2018-07-12 13:30 |
Okinawa | Eef Information Plaza (Kumejima Is.) | [Invited Talk]
An Improvement of OP-DFT-s-OFDM for Spectrum Sharing Hikaru Kawasaki, Kentaro Ishizu, Fumihide Kojima (NICT) CS2018-28 |
DFT-s-OFDM has been adopted in the 4G LTE uplink which is induced by DFT-precoding to reduce high peak-to-average-power ... [more] | CS2018-28 pp.77-82 |
| 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 |
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