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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIP, RCS | 2015-01-22 10:15 |
Okayama | Okayama Univ. | Subcarrier Combining for Analog SC-FDE Thanh Hai Vo, Shinya Kumagai, Fumiyuki Adachi (Tohoku Univ.)  SIP2014-84 RCS2014-272 |
Recently, we proposed analog single-carrier transmission with frequency-domain equalization (analog SC-FDE) in order to ... [more] | SIP2014-84 RCS2014-272 pp.19-24 |
| SIP, RCS | 2015-01-23 11:30 |
Okayama | Okayama Univ. | Space-Time Block Coding for Cooperative Amplify-and-Forward Relay Using More Than 3 Relay Node Antennas Chikara Endo, Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) SIP2014-105 RCS2014-293 |
Recently, we proposed space-time block coded cooperative amplify-and-forward relay (STBC-Co-AF relay) using 2 relay node... [more] | SIP2014-105 RCS2014-293 pp.141-146 |
| MW (2nd) |
2014-11-26 - 2014-11-28 |
Overseas | King Mongkut's Institute of Technology Ladkrabang (KMITL), Bangkok | Investigation of Two-probe Excited Circular Ring Antenna with Square Reflector Souphanna Vongsack, Chuwong Phongcharoenpanich, Sompol Kosulvit (KMITL), Kazuhito Hamamoto (Tokai Univ.), Toshio Wakabayashi (UTM) |
This paper presents a circular ring antenna fed by two-probes, both of which are placed above the square reflector. The ... [more] | |
| SR | 2014-10-30 13:00 |
Overseas | I2R, Singapore | [Poster Presentation]
Optimum Number of Transmit Antennas for STTD in MC-CDMA Distributed Antenna Network Yumeto Mori, Shohei Inoshita, Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ) SR2014-61 |
Distributed antenna network (DAN) can mitigate the problems arising from of the propagation path loss and shadowing loss... [more] | SR2014-61 pp.15-20 |
| RCS | 2014-10-17 15:55 |
Kanagawa | Keio Univ. | Retransmission Diversity Scheme Using Multiple Transmit Antennas for Single Carrier Transmission Shingo Nakamura, Teruyuki Miyajima (Ibaraki Univ.) RCS2014-190 |
In this article, we consider retransmission schemes to obtain a diversity gain in single-carrier transmissions.We propos... [more] | RCS2014-190 pp.189-194 |
| AP | 2014-05-29 11:10 |
Okinawa | Okinawa Industory Support Center | Evaluation of Reception Properties of ESPAR Antenna with Periodically Variable Directivity Yusuke Idoguchi, Masato Saito (Ryukyu Univ.) AP2014-22 |
In this study, we made prototypes of ESPAR (Electronically Steerable Passive Array Radiator) antennas whose directivity ... [more] | AP2014-22 pp.17-22 |
| MICT, RCC | 2014-05-30 10:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Evaluation of Diversity Effect of UWB BAN Coordinator in Indoor Environment Sho Kobayashi (Tokyo Inst. of Tech.), Minseok Kim (Niifata Univ.), Jun-ichi Takada (Tokyo Inst. of Tech.) RCC2014-13 MICT2014-13 |
To collect vital data continuously using a wireless sensor network, a highly reliable wireless transmission is needed. S... [more] | RCC2014-13 MICT2014-13 pp.63-68 |
| SR | 2014-01-24 10:25 |
Miyagi | Tohoku Univ. | Angular Profile Modeling of V2V Communications Kohei Matsumoto (Tokyo Inst. of Tech.), Masahiro Suneya, Masashi Yamamoto, Hideyuki Yamada (Mazda), Gia Khanh Tran, Kiyomichi Araki (Tokyo Inst. of Tech.) SR2013-88 |
To design spatial diversity of antennas in V2V communications, it is essential to understand the model of angular profil... [more] | SR2013-88 pp.63-69 |
| IT, ISEC, WBS | 2013-03-08 16:00 |
Osaka | Kwansei Gakuin Univ., Osaka-Umeda Campus | A Selective Symbol Reconstruction Method of Space-Time Coded Transmission Kohei Chikama, Idhsada Sa-nguanwongthong, Mikado Yotsuya, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.), Hirokazu Tanaka (Toshiba) IT2012-111 ISEC2012-129 WBS2012-97 |
In order to increase resilience against propagation gain changes in wireless communications, space-time coded transmiss... [more] | IT2012-111 ISEC2012-129 WBS2012-97 pp.309-312 |
| RCS, SR, SRW (Joint) |
2013-02-28 09:00 |
Tokyo | Waseda Univ. | Antenna Selection Diversity for Reduction of AGC Effects in FDM based Narrowband Communication Systems Shusuke Narieda (Akashi Nat. Coll. of Tech.) RCS2012-323 |
This paper discusses the antenna selection diversity schemes for reduction of automatic gain control (AGC) and analog to... [more] | RCS2012-323 pp.237-241 |
| SIP, RCS | 2013-02-01 10:15 |
Hiroshima | Viewport-Kure-Hotel (Kure) | BLER Performance of STBC Using Adaptive Antenna Selection for DFT-Precoded OFDMA Hideyuki Numata (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) SIP2012-115 RCS2012-272 |
This paper investigates the average block error rate (BLER) performance of space-time block code (STBC) using adaptive a... [more] | SIP2012-115 RCS2012-272 pp.201-206 |
| IT | 2013-01-21 10:30 |
Tokyo | Univ. of Electro-Communications | Diversity Multiplexing Trade-off over Two-Way Relay Channel Atsushi Sugai, Ryutaroh Matsumoto, Tomohiko Uyematsu (Titech) IT2012-49 |
A two-way relay channel is a channel in which one source node communicates with another source node through a relay node... [more] | IT2012-49 pp.1-6 |
| AP | 2012-12-13 14:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Mutual Interactions Between the Holding Angle and Broadcasting Waves Polarization on the Sensitivity of an MRC Array for Portable Digital TV Sets Makoto Yamazaki, Kazuhiro Honda, Koichi Ogawa (Toyama Univ.) AP2012-120 |
This paper presents an analysis of the mutual interactions between the holding angle and broadcasting waves polarization... [more] | AP2012-120 pp.17-22 |
| AP, WPT (Joint) |
2012-08-27 10:10 |
Niigata | Niigata Univ. | Automatic Impedance Matching of a Tablet Handset 4-Branch MRC Array Close to the Human Hands Makoto Yamazaki, Kazuhiro Honda, Koichi Ogawa (Toyama Univ.) AP2012-68 |
This paper presents basic investigations on the automatic impedance matching implemented in a 4-branch MRC array used fo... [more] | AP2012-68 pp.1-6 |
| RCS | 2012-06-21 15:20 |
Hokkaido | Hakodate City Central Library | A Study on Performance Improvement in Slow Fading Environment by Multiple Base Station and Beam Control Kaoru Tsukamoto, Yasunori Kato, Akihiro Okazaki, Fumio Ishizu (Mitsubishi Electric) RCS2012-54 |
For mobile reception, the Doppler spread using a directional antenna for a received antenna is partial of that using an ... [more] | RCS2012-54 pp.67-72 |
| RCS, AN, SR, USN (Joint) |
2011-10-28 14:05 |
Tokyo | Sophia Univ. | Investigations on Gains of Transmit and Receiver Diversities for Uplink DFT-Precoded OFDMA Lianjun Deng (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2011-182 |
Transmit diversity associated with receiver diversity is very effective in improving bit error rate or block error rate ... [more] | RCS2011-182 pp.249-254 |
| AP, SAT (Joint) |
2011-07-15 11:25 |
Nagano | Fac. Eng., Shinshu Univ. | Examination of a Multi Accumulate Diversity Antenna for Quasi-Stationary Multipath Communication of Household Appliances. Yoshishige Yoshikawa (Panasonic), Koichi Ogawa (Toyama Univ.) AP2011-40 |
In a communication between household appliances in a house, the receiving signal level may remain a low level for a long... [more] | AP2011-40 pp.75-80 |
| RCS, MoNA, SR (Joint) |
2011-03-02 11:30 |
Kanagawa | YRP | A Study on Channel Capacity of Distributed Antenna Network Using Transmit/Receive Diversity in A Multi-Cell Environment Shinya Kumagai, Ryusuke Matsukawa, Tatsunori Obara, Fumiyuki Adachi (Tohoku Univ.) RCS2010-263 |
Distributed antenna network (DAN) is a promising wireless network that can reduce the impact of path loss. The use of sp... [more] | RCS2010-263 pp.91-96 |
| WBS | 2010-10-07 14:00 |
Nara | Naramachi Center | Bit Error Rate Performance of Single-RF Diversity Based on ESPAR Antenna Minoru Okada, Satoshi Tsukamoto, Tomoya Kozu (NAIST) WBS2010-21 |
This paper presents a single-RF diversity scheme for spread spectrum receiver based on IEEE 802.15.4 standard. The prop... [more] |
WBS2010-21 pp.1-5 |
| SR | 2010-05-20 10:00 |
Kanagawa | Keio Univ. (Tokyo) | Low-Complexity Sampling Point Selection in OFDM Reciever with Fractional Sampling Eisuke Sakai, Haruki Nishimura, Mamiko Inamori, Yukitoshi Sanada (Keio Univ.), Mohammad Ghavami (King's College) SR2010-1 |
To achieve diversity with a single antenna, a fractional sampling (FS) scheme in OFDM has been investigated. In additio... [more] |
SR2010-1 pp.1-7 |
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