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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SRW, SeMI, CNR (Joint) |
2020-11-27 11:10 |
Online | Online | [Invited Lecture]
Evaluation of V2V Communications in Platoon using Directional Antenna Diquan Wang (Hi-Think), Xiaoyan Wang, Masahiro Umehira (Ibaraki U.)  SRW2020-36 |
[more] | SRW2020-36 pp.50-54 |
| RCS | 2020-10-22 13:00 |
Online | Online | [Invited Lecture]
Link outage probability due to atmospheric and rain attenuation in THz-Band outdoor wireless communications Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) RCS2020-97 |
[more] | RCS2020-97 pp.30-35 |
| SRW | 2020-08-25 10:40 |
Online | Online | [Short Paper]
Worst-Month Statistics of Outage Probability in THz-Band Wireless Communication Systems Yuki Hatahara, Masahiro Umehira, Xiaoyan Wang (Ibaraki Univ.) SRW2020-20 |
Very wide spectrum is available in THz-band for over 100Gbps ultra-broadband wireless communications, however THz-band o... [more] | SRW2020-20 pp.57-58 |
| RCS, SR, SRW (Joint) |
2020-03-04 10:15 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
Study on Receive Filter System in Overlap-Windowed-DFTs-OFDM System Motoki Ishibashi, Masahiro Umehisa, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2019-64 |
[more] | SRW2019-64 pp.27-32 |
| RCS, SR, SRW (Joint) |
2020-03-05 09:25 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
Deep reinforcement learning based access control scheme for radio access networks Hang Zhou, Xiaoyan Wang, Masahiro Umehira (Ibaraki Univ.) SR2019-123 |
After a disaster occurred, it is extremely important to reconstruct the network and provide the communication services t... [more] | SR2019-123 pp.59-64 |
| RCS, SR, SRW (Joint) |
2020-03-05 09:50 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
Reinforcement learning based channel selection scheme for WiFi-LTE coexistence in unlicensed spectrum Yuki Kishimoto, Xiaoyan Wang, Masahiro Umehira (Ibaraki Univ.) SR2019-124 |
In recent years, with the rapid increase in mobile traffic, there is an increasing demand of wider bandwidth for mobile ... [more] | SR2019-124 pp.65-70 |
| RCS, SR, SRW (Joint) |
2020-03-05 14:15 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
Preliminary Study of HPA Linearization System using Look-up Table of HPA Input-Output Characteristics Akira Tada, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) RCS2019-368 |
In order to reduce adjacent channel leakage power (ACLP) caused by small output back-off operation of HPA (High Power Am... [more] | RCS2019-368 pp.245-249 |
| SAT, SANE (Joint) |
2020-02-20 10:50 |
Okinawa | A Proposal of a Novel Narrow band Interference Suppression Scheme using Interference Replica for Automotive FMCW radar Daiki Ammen, Shintaro Ishikawa, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.), Hiroshi Kuroda (Hitachi Automotive Systems) SANE2019-120 |
As an automotive FMCW (Frequency Modulated Continuous Wave) radar used for automated driving or ADAS（Advanced Driver Ass... [more] | SANE2019-120 pp.119-124 |
|
| SAT, SANE (Joint) |
2020-02-20 11:15 |
Okinawa | A Novel Wideband Interference Suppression Technique using Adaptive Suppression Windowing Control for Automotive FMCW Radars. Takeo Okuda, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.), Hiroshi Kuroda (Hitachi Automotive Systems) SANE2019-121 |
[more] | SANE2019-121 pp.125-130 |
|
| SRW | 2020-01-14 10:30 |
Kanagawa | TBD | Evaluation of V2V Communication in Platoon using Directional Antenna Wang Diquan, Wang Xiaoyan, Umehira Masahiro (Ibaraki Univ.) SRW2019-51 |
Recently, the researches on platooning have received lots of attentions due to its potential to improve the fuel efficie... [more] | SRW2019-51 pp.1-6 |
| MIKA (2nd) |
2019-10-03 11:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
A Link Outage Probability Calculation Method for THz-Band Wireless Communication Systems using Approximate Distribution Model of Atmosphere and Rain Yuki Hatahara, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) |
[more] | |
| ICM | 2019-07-12 11:35 |
Hokkaido | [Invited Talk]
Incentivizing Crowdsourcing for Spectrum Sharing System Xiaoyan Wang (Ibaraki Univ.), Masahiro Umehira, Ji Yusheng (NII) ICM2019-20 |
[more] | ICM2019-20 pp.83-88 |
|
| SRW | 2019-06-10 10:50 |
Kanagawa | Anritsu | Impact of phase noise on transmission performance of Sub-THz band ultra-broadband wireless communications Akira Tada, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2019-5 |
100Gbps ultra-broadband wireless communications using sub-THz band such as 275GHz band has been drawing a great deal of ... [more] | SRW2019-5 pp.23-27 |
| SRW | 2019-06-10 14:20 |
Kanagawa | Anritsu | [Invited Talk]
Research and Development of Autonomous and Distributed Multiple Access FMCW Radar Enabling Densely Deployed Use Masahiro Umehira, Shigeki Takeda, Xiaoyan Wang (Ibaraki Univ.), Hiroshi Kuroda (Hitachi AMS) SRW2019-10 |
[more] | SRW2019-10 p.53 |
| SR | 2019-05-31 10:00 |
Tokyo | Tokyo Big Sight | [Technology Exhibit]
Development and demonstration of FMCW radar to mitigate inter-radar interference Takeo Okuda, Shintaro Ishikawa, Daiki Ammen, Masahiro Umehira, Shigeki Takeda, Xiaoyan Wang (Ibaraki Univ.), Hiroshi Kuroda (Hitachi AMS) SR2019-17 |
As FMCW radars will be densely deployed in future, inter-radar interference will cause miss-detection of the target due ... [more] | SR2019-17 p.105 |
| RCS | 2019-04-19 12:10 |
Hokkaido | Noboribetsu Grand Hotel | ACLP Reduction Performance for OFDM and DFTs-OFDM signals in HPA Linearization System Masahiro Umehira, Yuto Sugano, Takuya Okamoto, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) RCS2019-19 |
[more] | RCS2019-19 pp.91-96 |
| RCS, SR, SRW (Joint) |
2019-03-06 15:00 |
Kanagawa | YRP | Radio Environment Mapping by using Machine Learning Mina Akimoto, Xiaoyan Wang, Masahiro Umehira (Ibaraki Univ.) SR2018-126 |
Accurate and cost-efficient radio environment mapping (REM) is of great importance to realize dynamic spectrum sharing. ... [more] | SR2018-126 pp.37-42 |
| RCS, SR, SRW (Joint) |
2019-03-06 14:35 |
Kanagawa | YRP | A Proposal of Overlap-Windowed-OQAM-DFTs-OFDM Scheme to Achieve Low PAPR and ACLP Mizuki Imai, Okamoto Takuya, Okano Takahiro, Masahiro Umehira, Xiaoyan Wang (Ibaraki Univ.) SRW2018-57 |
IoT(Internet of Things) service supported by mMTC(massive Machine Type Communications) is one of the promising services ... [more] | SRW2018-57 pp.13-18 |
| RCS, SR, SRW (Joint) |
2019-03-07 09:50 |
Kanagawa | YRP | Design and Performance of Packet-based CSMA FMCW Radar to Avoid Narrowband Interefrence Shintaro Ishikawa, Mikihiro Kurosawa, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.), Hiroshi Kuroda (Hitachi Automotive Systems) RCS2018-304 |
[more] | RCS2018-304 pp.123-128 |
| RCS, SR, SRW (Joint) |
2019-03-07 10:55 |
Kanagawa | YRP | Impact of Atmospheric and Rain Attenuation on Outage Probability in THz-Band Wireless Communication Systems Yuki Hatahara, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2018-63 |
Very wide spectrum is available in THz-band for over 100Gbps ultra-broadband wireless communications, however THz-band o... [more] | SRW2018-63 pp.35-40 |
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