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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| NS, RCS (Joint) |
2010-12-17 15:50 |
Okayama | Okayama Univ. | Mobile Propagation Experiment Using Microwave FPU System in Urban Area Fumiki Uzawa, Kazuhiko Mitsuyama, Tetsuomi Ikeda (NHK) RCS2010-197 |
We have been studying on microwave FPU (Field Pick-up Unit) for large capacity and high reliability. It is difficult to... [more] |
RCS2010-197 pp.227-232 |
| SAT, RCS (Joint) |
2010-08-26 08:50 |
Kagoshima | Kagoshima Univ. | 60 GHz Channel Model for the Cubicle Environments Hirokazu Sawada, Kazuya Fujita, Shuzo Kato (Tohoku Univ.), Katsuyoshi Sato, Hiroshi Harada (NICT) RCS2010-77 |
In order to realize very high throughput wireless local area network (WLAN) systems, which demand multi Gbps capacities/... [more] | RCS2010-77 pp.1-4 |
| SR | 2010-07-30 09:20 |
Kyoto | ATR (Kyoto) | Measurement and Evaluation of Indoor Propagation Environment for 60GHz-Band Broadband Wireless Communication Yuji Miyake, Tran Hao Ngoc, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi, Fumiyuki Adachi (Tohoku Univ.) SR2010-28 |
One method to enable over 2Gbit/s data transmission rate is a broadband wireless system using 60GHz band. For realizing ... [more] | SR2010-28 pp.69-74 |
| AP | 2010-06-10 12:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Investigation of Radio Propagation in Narrow Space in ICT Equipments Shoichi Kitazawa (ATR), Masataka Ohira (ATR/Saitama Univ.), Takayuki Umaba (ATR/Mitsubishi Electric Corp.), Hiroshi Ban, Masazumi Ueba (ATR) AP2010-32 |
We conduct research and development to replace the wire harness in the ICT equipments with wireless communication techno... [more] | AP2010-32 pp.1-6 |
| WBS, SAT (Joint) |
2010-06-11 09:20 |
Okinawa | Okinawa-ken-Seinen-Kaikan | Estimation of Arrival Time for Measurement of Direction of Propagation in Digital Terrestrial Television Akira Nakamura, Sho Nabatame, Takamasa Kuge, Kohei Ohno (Tokyo Univ. of Sci.), Hiroki Ohta (NICT), Makoto Itami (Tokyo Univ. of Sci.) WBS2010-7 |
An improvement scheme for degradation of reception characteristics of the digital terrestrial television broadcasting (D... [more] | WBS2010-7 pp.35-40 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-03 09:00 |
Kanagawa | YRP | Density Evolution Analysis of the Iterative Partial Multiuser Detector for CS-CDMA/CP Li Yue, Nalin S. Weerasinghe, Chenggao Han, Takeshi Hashimoto (Univ. of Electro-Comm.) RCS2009-257 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Convolutional spreading CDMA with cyclic prefix (CS-CDMA/CP) ... [more] |
RCS2009-257 pp.1-4 |
| SANE | 2010-01-29 13:35 |
Nagasaki | Nagasaki Prefectural Art Museum | Altitude Estimation Method using Multipath Propagation Model on Low Altitude Target Tracking Yuki Takabayashi, Takashi Matsuzaki, Hiroshi Kameda (Mitsubishi Electric Corp.) SANE2009-152 |
It is well known that the problem of multipath propagation arises in the context of tracking low-altitude targets with a... [more] | SANE2009-152 pp.79-84 |
| RCS, AP (Joint) |
2009-11-26 11:10 |
Tokyo | Tokyo Inst. of Tech. | Experimental Analysis of Dual-polarized MIMO systems in Small Urban Macrocell Environments Yohei Konishi, Lawrence Materum, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu Ltd.) RCS2009-139 |
This paper presents clusterwise polarization characteristics based on an estimated MIMO channel of a small urban macroce... [more] | RCS2009-139 pp.37-42 |
| RCS | 2009-08-03 10:55 |
Miyagi | Tohoku Univ. | Consideration on How to Create Propagation Environment for MIMO Performance Evaluation of Usrer Terminals [II]
-- A Reverberation Chamber having Time-Varying Environment Function -- Yoshio Karasawa (Univ. of Electro-Comm.) RCS2009-82 |
Creation of multipath-rich propagation environment is needed to evaluate the performance of a MIMO communication termina... [more] | RCS2009-82 pp.25-30 |
| RCS | 2009-06-25 16:00 |
Aichi | Nagoya University | Position Dependence of Key Capacity in Secret Key Agreement Scheme Using ESPAR Antenna Shunichi Kawamura, Takayuki Shimizu, Hisato Iwai, Hideichi Sasaoka (Doshisha Univ.) RCS2009-34 |
As a countermeasure for eavesdropping in wireless communication, a new secret key agreement scheme using a variable dire... [more] | RCS2009-34 pp.37-42 |
| AP | 2009-05-22 15:20 |
Kumamoto | Kumamoto Univ. | Estimation of indoor radio terminal location using approximate signal subspace Yuta Kurosaki, Hiroyoshi Yamada, Yoshio Yamaguchi (Niigata Univ.) AP2009-35 |
In recent years, methods of mobile location estimation in urban and indoor environment using array antenna have been att... [more] | AP2009-35 pp.141-146 |
| AP | 2009-04-09 13:25 |
Osaka | Osaka Prefecture Univ. | Spatial Correlation Characteristics in Three-Dimentional Multipath Channels Hung Le Dang, Yoshio Karasawa (UEC Tokyo) AP2009-6 |
In propagation environments such as indoor, built-up area, and mobile-satellite systems, it is thought that direction of... [more] | AP2009-6 pp.31-36 |
| MW | 2009-03-06 09:50 |
Tokyo | NHK Science & Technical Research Lab. | Polarization Characteristics of a Small Urban MIMO Macrocell Yohei Konishi, Lawrence Materum, Mir Ghoraishi, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu Ltd.) MW2008-191 |
This report presents clusterwise polarization characteristics taken from an estimated MIMO channel of a small urban macr... [more] | MW2008-191 pp.13-18 |
| AP | 2009-01-22 11:45 |
Fukuoka | Fukuoka University | A Study on High Accuracy SIR Measurement Methods in Multipath Propagation Environment for OFDM Systems Mototsugu Suzuki, Koshiro Kitao, Tetsuro Imai (NTTDOCOMO) AP2008-165 |
In a mobile communication system, it is an important subject which is measured downlink SIR correctly by known signal in... [more] | AP2008-165 pp.91-96 |
| AP | 2009-01-23 14:50 |
Fukuoka | Fukuoka University | Consideration on how to create propagation environments for MIMO performance evaluation of user terminals Yoshio Karasawa (UEC), Masahiko Shimizu (Fujitsu Labs.) AP2008-185 |
Creation of multipath-rich propagation environment is needed to evaluate the performance of a MIMO communication termina... [more] | AP2008-185 pp.203-208 |
| AP | 2008-09-11 10:10 |
Kanagawa | National Defense Academy | A Reverberation Chamber to Realize Multipath-rich Environment[II]
-- Environment Control by Electromagnetic Wave Absorbing Sheet -- Katsumori Sasaki, Ichiro Oshima (Denki Kogyo), Yoshio Karasawa (UEC) AP2008-77 |
Performance evaluation in the multipath-rich environment is indispensable with the broadband wireless communication syst... [more] | AP2008-77 pp.13-18 |
| AP, SAT (Joint) |
2008-07-23 13:25 |
Hokkaido | Hokkaido University | A Study on Improvement of Tolerance for Eavesdropping in Key Agreement Scheme Using ESPAR Antenna Takayuki Shimizu, Hisato Iwai, Hideichi Sasaoka (Doshisha Univ.) AP2008-43 |
As a countermeasure scheme against an eavesdropper in wireless communications, a key agreement scheme using an electroni... [more] | AP2008-43 pp.41-46 |
| AP, SAT (Joint) |
2008-07-25 17:30 |
Hokkaido | Hokkaido University | Accuracy enhancement of indoor radio source localization estimation with array using transmitting SSP Natsumi Endo, Hiroyoshi Yamada, Ryoichi Sato, Yoshio Yamaguchi (Niigata Univ.) AP2008-73 |
There is a method of locating estimation by the array antenna. This method uses the signal space imformation of received... [more] | AP2008-73 pp.207-212 |
| AP | 2008-04-17 11:10 |
Osaka | Osaka Electro-Communication University | A Multipath Measurement System with a Variable Power Angular Spectrum for Handset MIMO Antennas Tsutomu Sakata, Atsushi Yamamoto, Koichi Ogawa (Matsushita Electric Industrial Co., Ltd.) AP2008-3 |
A measurement system suitable for the evaluation of handset MIMO antennas in a microcell radio propagation environment h... [more] | AP2008-3 pp.13-18 |
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