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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2010-02-19 15:50 |
Tokyo | Toshiba | Consideration on How to Create Propagation Environment for MIMO Performance Evaluation of User Terminals [III]
-- Eigenvalue Characteristics of Multipath Channel in a Fading Emulator -- Zahra Ariyafar, Yoshio Karasawa (Univ. of Electro-Comm.)  AP2009-203 |
Creation of multipath-rich propagation environment is needed to evaluate the performance of a MIMO communication termina... [more] | AP2009-203 pp.113-118 |
| RCS, SIP | 2010-01-21 13:10 |
Fukuoka | Kyushu Univ. | A Review Survey of Overnight Propagation-Reception Characteristics of MW AM Broadcast Wave and Some New Findings Yasuhito Takeuchi (Kagoshima Univ.) SIP2009-90 RCS2009-224 |
In this study overnight propagation-reception characteristics of MW AM broadcast wave is revisited for new study. Since ... [more] | SIP2009-90 RCS2009-224 pp.99-102 |
| AP, SAT (Joint) |
2009-07-08 17:05 |
Hokkaido | Otaru city, Hokkaido | Empirical Fading Channel Model for Static Mobile Terminals in Outdoor NLOS Environments Yoshichika Ohta, Teruya Fujii (Softbank Telecom) AP2009-57 |
Mobile terminals used in the stationary condition receive a level variation different from that found in the moving cond... [more] | AP2009-57 pp.77-81 |
| AP, SAT (Joint) |
2009-07-08 17:30 |
Hokkaido | Otaru city, Hokkaido | Analysis of Fading Characteristics for Mobile Terminals in Static Indoor Conditions Teruya Fujii, Yoshichika Ohta (Softbank Telecom) AP2009-58 |
In Cellular systems, the terminal in a fixed condition receives the level variation different from that in a moving cond... [more] | AP2009-58 pp.83-88 |
| 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 | 2009-03-09 10:30 |
Overseas | University of Macau | Fading Characteristics of Fixed Terminal in Outdoor NLOS Environment Yoshichika Ohta, Teruya Fujii (Softbank Telecom) AP2008-212 |
Mobile terminals used in a stationary condition receives a level variation different from that in a moving condition. T... [more] | AP2008-212 pp.7-12 |
| RCS, AN, MoNA, SR (Joint) |
2009-03-05 09:00 |
Kanagawa | YRP | Improvements of MC-CDMA Communication Systems Using Code-Diversity Techniques Shinji Aoki, Shin'ichi Tachikawa (Nagaoka Univ. of Tech.) RCS2008-232 |
In this paper, we present improvements of MC-CDMA code-diversity communication systems by using a novel weight coefficie... [more] | RCS2008-232 pp.119-124 |
| 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 |
| RCS | 2008-08-27 09:50 |
Hokkaido | Hokkaido University | MMSE Receiver with Adaptive Antenna Array for BS/CDMA Systems Masaki Fukumoto, Naoya Furukawa, Tsuyoshi Ichikawa, Kohei Otake (Hosei Univ) RCS2008-55 |
The block-spread CDMA communication system has received much attention as an MUI-free system even under the multi-path e... [more] | RCS2008-55 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 | 2008-03-13 15:15 |
Aichi | Nanzan Univ. | Fading Characteristics for Static Terminal under Outdoor Surrounding Movement Environments in Mobile Radio Communications (I)
-- NLOS Environments -- Yoshichika Ohta, Hideki Omote, Teruya Fujii (Softbank Telecom) AP2007-182 |
Mobile terminals used in a stationary condition receives a level variation different from that in a moving condition. Th... [more] | AP2007-182 pp.55-60 |
| AP | 2008-03-13 15:40 |
Aichi | Nanzan Univ. | Fading Characteristics for Static Terminal under Outdoor Surrounding Movement Environments in Mobile Radio Communications (II)
-- LOS Environments -- Yoshichika Ohta, Hideki Omote, Teruya Fujii (Softbank Telecom) AP2007-183 |
Mobile terminals used in a stationary condition receives a level variation different from that in a moving condition. Th... [more] | AP2007-183 pp.61-66 |
| AP | 2008-03-13 16:05 |
Aichi | Nanzan Univ. | Proposal of Channel Model for Static Terminal under Indoor Surrounding Movement Environment in Wideband Mobile Radio Teruya Fujii, Yoshichika Ohta (Softbank Telecom) AP2007-184 |
In Cellular systems, the terminal in a fixed condition receives a level variation different from that in a moving condit... [more] | AP2007-184 pp.67-72 |
| RCS, AN, MoNA, SR, WBS (Joint) |
2008-03-07 17:20 |
Kanagawa | YRP | A Study of OFDMA Access Method in Multi-path Fading Channel Yasuji Niitsu, Tsukasa Obinata, Nari Tanabe, Hideaki Matsue (Tokyo Univ of Science,Suwa), Tooru Murakami (CYBERNET SYSTEMS) RCS2007-244 |
4 kinds of OFDMA access methods based on proportional fair algorithm were studied. As a result, it was clarified that 1b... [more] | RCS2007-244 pp.347-352 |
| WBS | 2007-12-19 10:15 |
Tokyo | A Study on Statistical Characteristics of Signal Distortion Due to Nonlinear Amplification in OFDM Systems Masaaki Harada (KIT) WBS2007-62 |
Statistical characteristics of nonlinear distortion due to the amplification in orthogonal frequency division multiplex ... [more] | WBS2007-62 pp.19-24 |
|
| AP | 2007-09-06 09:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | An analysis on estimation characteristics of propagation channel Keisuke Inoue, Toshihiro Tango, Hisato Iwai, Hideichi Sasaoka (Doushisha Univ.) AP2007-74 |
In multipath fading environments, it is generally difficult to estimate received signal characteristics at a certain dis... [more] | AP2007-74 pp.1-6 |
| RCS | 2007-06-29 09:40 |
Aichi | Toyohashi Uni. of Tech. | A Study on Square Law Detection of CSK Using a Code Set Having Low Auto- and Cross-Correlation Properties Masaaki Harada (K.I.T) RCS2007-17 |
The performance of square-law detection for code shift keying (CSK) is investigated in this report. In multipath channel... [more] | RCS2007-17 pp.37-42 |
| IT, ISEC, WBS | 2007-03-15 16:55 |
Gunma | Gunma Univ. (Kiryu Campus) | Wireless Steganography by Embed Predistortion Spectrum Spread Signal in Digital Mobile Communication Takayasu Kitano, Hisato Iwai, Hideichi Sasaoka (Doshisha Univ.) |
As the countermeasure for eavesdropping in wireless communication, this paper proposes a new scheme of wireless steganog... [more] | IT2006-83 ISEC2006-138 WBS2006-80 pp.129-134 |
| AP | 2007-01-25 10:50 |
Fukui | Fukui Univ. | Evaluation of channel characteristics estimation accuracy based on received signals at different locations by computer simulations. Keisuke Inoue, Toshihiro Tango, Hisato Iwai, Hideichi Sasaoka (Doushisha Univ.) AP2006-112 |
In multipath fading environments, it is generally difficult to estimate received signal characteristics at a certain dis... [more] | AP2006-112 pp.13-18 |
| AP | 2007-01-26 10:25 |
Fukui | Fukui Univ. | Radio Echoic Chamber to Realize Multipath Rich Environment Masahiro Shinozawa, Daisuke Kashiwazaki, Tetsuki Taniguchi, Yoshio Karasawa (UEC) AP2006-125 |
In this paper, we propose a Radio Echoic Chamber to realize maltipath-rich environment composed of obtainable materials ... [more] | AP2006-125 pp.89-94 |
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