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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2021-06-24 13:10 |
Online | Online | A Study on Gaussian Belief Propagation Detector for High-Dimensional OTFS Modulation Yuya Ito, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.), Noboru Osawa, Kosuke Yamazaki, Yoji Kishi (KDDI Research)  RCS2021-54 |
This paper proposes a demodulation (detection) scheme via Gaussian belief propagation (GaBP) for orthogonal time frequen... [more] | RCS2021-54 pp.151-156 |
| RCS | 2021-06-25 10:20 |
Online | Online | A Study on Deep Unfolding-Aided Quantized AMP for High-Dimensional Signal Detection Atsunori Shimamura, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) RCS2021-68 |
We consider a look-up table (LUT)-based multi-user detection (MUD) via quantized approximate message passing (AMP) in la... [more] | RCS2021-68 pp.226-231 |
| SANE, SAT (Joint) |
2021-02-19 10:25 |
Online | Online | Study on LEO-GEO multi-satellite MIMO transmission method considering propagation delay difference Ayaka Noda, Kohei Ueno, Mamoru Okumura, Eiji Okamoto (NIT), Hiroyuki Tsuji, Amane Miura (NICT) SAT2020-34 |
Currently, the demand on large capacity satellite communications is continuously growing to disperse the geographical di... [more] | SAT2020-34 pp.29-34 |
| RCS | 2020-10-23 10:50 |
Online | Online | Efficient TDMA scheduling enhancing slot reuse for Long Distance Multi-hop UAV networks Akihiro Miyagawa, Kosuke Sanada, Hiroyuki Hatano, Kazuo Mori (Mie Univ.) RCS2020-104 |
In long-distance UAV networks composed of multiple UAVs, wireless links may cover several hundred kilometers. The networ... [more] | RCS2020-104 pp.63-68 |
| NS, IN (Joint) |
2020-03-05 11:40 |
Okinawa | Royal Hotel Okinawa Zanpa-Misaki (Cancelled but technical report was issued) |
Simulation of the Bitcoin Network Considering Compact Block Relay and Internet Improvements Ryunosuke Nagayama, Kazuyuki Shudo, Ryohei Banno (Tokyo Tech) NS2019-208 |
Improving transaction throughput is an important challenge for Bitcoin. However, shortening the block generation interva... [more] | NS2019-208 pp.179-183 |
| EST | 2020-01-31 09:30 |
Oita | Beppu International Convention Center | Worst Case Analysis of DME Tropospheric Propagation Delay Atsushi Kezuka, Kambayashi Atsushi, Takayuki Yoshihara, Naoki Fujii (ENRI) EST2019-90 |
RNP route implementations to busy airports are being planed to support aircraft navigation in EU, Japan and other countr... [more] | EST2019-90 pp.59-62 |
| SR | 2019-12-05 13:50 |
Okinawa | Ishigaki City Hall (Ishigaki Island) | [Poster Presentation]
Prediction Method of Spectrum Availability Focused on Dominant Path in Sub-urban Area at Millimeter Wave Kosuke Murakami, Jun-ichi Takada, Kentaro Saito, Panawit Hanpinitsak (Tokyo tech) SR2019-93 |
Due to the rapid spread of smartphones and related applications, mobile traffic rates have been increased. To meet with ... [more] | SR2019-93 pp.37-42 |
| AP | 2019-10-18 12:35 |
Osaka | Osaka Univ. | Measurement and analysis of elevation arrival angle characteristics at MS in Mobile Communication Sho Kimura, Hideki Omote, Daigo Ogata, Akihiro Sato (Softbank) AP2019-101 |
Spatial processing techniques such as Adaptive Array Antenna (AAA) and Multi-Input-Multi-Output (MIMO) have been the foc... [more] | AP2019-101 pp.113-118 |
| AP | 2019-08-22 10:00 |
Hokkaido | Hokkai-Gakuen Univ. | Reduction Effect of Propagation Spread by On-Vehicle Directional Antenna Naozumi Ando, Mitoshi Fujimoto (Univ. Fukui), Kazuma Tomimoto, Ryo Yamaguchi (Soft Bank) AP2019-53 |
In mobile communication using an on board antenna such as a connected car, radio environment becomes multipath propagati... [more] | AP2019-53 pp.35-38 |
| MSS, CAS, SIP, VLD | 2019-07-31 10:00 |
Iwate | Iwate Univ. | Time Domain Analysis of Equivalent Circuit Model with Retardation by Delayed Differential Equations Daisuke Akimaru, Takashi Hisakado, Mahfuzul Islam, Osami Wada (Kyoto Univ.) CAS2019-13 VLD2019-19 SIP2019-29 MSS2019-13 |
In this paper, we formulate a circuit model of time domain including propagation delay of electromagnetic field. First,... [more] |
CAS2019-13 VLD2019-19 SIP2019-29 MSS2019-13 pp.55-60 |
| AP, SANE, SAT (Joint) |
2019-07-17 14:35 |
Miyagi | Tohoku Univ. | [Invited Lecture]
Measurement and Analysis of elevation arrival angle characteristic at low base station Akihiro Sato, Hideki Omote (SoftBank) AP2019-27 |
Spatial processing techniques such as Adaptive Array Antenna (AAA) and Multi-Input-Multi-Output (MIMO) have been the foc... [more] | AP2019-27 pp.33-38 |
| CQ | 2019-05-30 13:30 |
Hiroshima | Hiroshima City University | A mew model for outdoor to indoor penetration path loss in 2 and 5 GHz bands Yuta Mizuno, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.) CQ2019-14 |
In recent years, there are concerns about the development of wireless communication devices such as smartphones, and the... [more] | CQ2019-14 pp.19-22 |
| HWS, VLD | 2019-02-27 15:45 |
Okinawa | Okinawa Ken Seinen Kaikan | Timing Correction by Constrained Temperature Dependent Clock Skew Mineo Kaneko (JAIST) VLD2018-103 HWS2018-66 |
This report treats temperature dependent clock skew scheduling for a general class of sequential circuits. Previous stud... [more] | VLD2018-103 HWS2018-66 pp.61-66 |
| WBS, ITS, RCC | 2018-12-06 13:00 |
Okinawa | Miyako Island Hirara Port Terminal Bldg. | [Poster Presentation]
Belief Propagation Analysis for Synchronization over Sensor Network Ryosuke Adachi, Koichi Kobayashi, Yuh Yamashita (Hokkaido Univ.) WBS2018-52 ITS2018-35 RCC2018-83 |
In this paper, distributed estimation method with optimal aggregation based on belief propagation is proposed. In the se... [more] | WBS2018-52 ITS2018-35 RCC2018-83 pp.135-139 |
| AP | 2018-08-23 10:30 |
Saitama | Nippon Inst. of Tech. | Measurement of elevation arrival angler profile at base station in Mobile Communications Daigo Ogata, Sho Kimura, Hideki Omote, Teruya Fujii (Softbank) AP2018-68 |
In order to evaluate spatial processing technologies such as adaptive array antenna and MIMO etc. accurately in cellular... [more] | AP2018-68 pp.7-12 |
| AP, SANE, SAT (Joint) |
2018-07-20 16:05 |
Hokkaido | Hokkaido Univ. | The propagation model for Massive MIMO at 20 GHz band. Ryotaro Taniguchi, Kentaro Nishimori (Niigata Univ.), Koshoro Kitao, Minoru Inomata, Tetsuro Imai (NTT DOCOMO) AP2018-65 SAT2018-26 |
Massive MIMO transmission, whose number of antennas at the base station (BS) is much larger than the number of user term... [more] | AP2018-65 SAT2018-26 pp.137-142(AP), pp.89-94(SAT) |
| AP, SANE, SAT (Joint) |
2018-07-20 16:30 |
Hokkaido | Hokkaido Univ. | Measurements of UWB Band-9 Radio Propagation within Various Closed/Semi-Closed Spaces Ayumu Minegishi, Miyuki Hirose, Takehiko Kobayashi (TDU) AP2018-66 SAT2018-27 |
The Japanese Government started studying deregulation of outdoor use of ultra wideband (UWB) devices, which has been con... [more] | AP2018-66 SAT2018-27 pp.143-148(AP), pp.95-100(SAT) |
| NS, IN (Joint) |
2018-03-02 11:30 |
Miyazaki | Phoenix Seagaia Resort | The Required Conditions for Content Reallocation Algorithm with Popularity Variation on Real Networks Shohei Imai, Katsunori Yamaoka (Tokyo Tech) IN2017-124 |
A conventional method which considers popularity per file size and storage size has been proposed. However, the content ... [more] | IN2017-124 pp.207-212 |
| MoNA, ASN, IPSJ-MBL, IPSJ-UBI [detail] | 2018-02-27 11:20 |
Tokyo | Sophia University | Evaluating Network Capacity of Public Wi-Fi in Urban Area Hiroki Iwasaki, Tatsuya Amano, Shugo Kajita, Hirozumi Yamaguchi, Teruo Higashino (Osaka Univ.), Mineo Takai (Osaka Univ./UCLA) MoNA2017-71 |
It is important to assess that public free Wi-Fi APs in urban areas can respond to users' need when deploying additional... [more] | MoNA2017-71 pp.329-334 |
| SRW | 2017-12-18 14:05 |
Tokyo | Waseda Univ. | [Invited Talk]
Radio Propagation Research for the Next Generation Wireless Communication System Kentaro Saito, Jun-ichi Takada (TiTech), Minseok Kim (Niigata University) SRW2017-64 |
Nowadays, the wireless communication system has been the essential community infrastructure for our life. Recently, th... [more] |
SRW2017-64 pp.25-30 |
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