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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IN, RCS (Joint) |
2008-05-30 10:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Impact of Timing Offset on DS-CDMA with Overlap FDE Tatsunori Obara, Hiromichi Tomeba, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.)  RCS2008-7 |
Direct sequence code division multiple access (DS-CDMA) using frequency-domain equalization (FDE) is considered as a pro... [more] | RCS2008-7 pp.37-42 |
| ISEC, IT, WBS | 2008-02-29 11:35 |
Tokyo | A Study of Multiuser Space-Frequency Codes for OFDMA Tatsumi Konishi (Aichi Inst. of Tech.) IT2007-66 ISEC2007-163 WBS2007-97 |
In this paper, we investigate the performance of multi-user MIMO-OFDM systems using the space-frequency codes for single... [more] | IT2007-66 ISEC2007-163 WBS2007-97 pp.115-119 |
|
| RCS, SAT (Joint) |
2007-12-21 14:00 |
Oita | Adaptive Multiplexing control system of MC-CDMA by channel quality estimation considering multipath distortion deterioration in MIMO system Hirokazu Sadamatsu, Hisato Iwai, Hideichi Sasaoka (Doshisha Univ.) RCS2007-130 |
MIMO systems have been attracting much attention as a broadband wireless transmission system. In this paper, adopting MC... [more] | RCS2007-130 pp.109-114 |
|
| 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 |
|
| RCS, AN (Joint) |
2007-08-24 13:50 |
Niigata | Niigata University | Average BER performance of MC-CDMA with overlap FDE using pilot-assited channel estimation Hiromichi Tomeba, Kazuki Takeda, Kazuaki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2007-67 |
Recently, multi-carrier code division multiple access (MC-CDMA) has been attracting much attention as a broadband wirele... [more] | RCS2007-67 pp.81-86 |
| RCS, AN (Joint) |
2007-08-24 15:40 |
Niigata | Niigata University | MIMO-OFDM Systems using High-Rate Full-Diversity Space-Frequency Codes Tatsumi Konishi (Aichi Inst. of Tech.) RCS2007-72 |
In case of wireless communiction systems with multiple propagation paths, the channel shows frequency selectivity, res... [more] |
RCS2007-72 pp.111-116 |
| IT | 2007-05-18 14:00 |
Yamagata | Denkoku-No-Mori (Yonezawa) | A study on space-frequency codes for MIMO-OFDM system Tatsumi Konishi (Aichi Inst Tech) IT2007-1 |
In case of wireless communiction systems with the large number of propagation paths, the channel shows frequency selecti... [more] | IT2007-1 pp.1-5 |
| RCS, SIP | 2007-01-26 09:25 |
Okinawa | NICT Okinawa | BER Performance Improvement of STTD for MC-CDMA using Overlap FDE Hiromichi Tomeba, Kazuaki Takeda, Fumiyuki Adachi (Tohoku Univ.) SIP2006-160 RCS2006-218 |
Recently, multi-carrier code division multiple access (MC-CDMA) has been attracting much attention as a broadband wirele... [more] | SIP2006-160 RCS2006-218 pp.13-17 |
| RCS, NS (Joint) |
2006-07-19 16:50 |
Hokkaido | Hokkaido Univ. | Pseudo Eigenbeam SDM with MMSE-FDE for Single Carrier Transmission Hiroshi Nishimoto, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2006-69 |
In a MIMO system with space-frequency domain beamforming under frequency selective fading scenarios, a pseudo eigenvecto... [more] | RCS2006-69 pp.61-66 |
| RCS, NS (Joint) |
2006-07-20 13:00 |
Hokkaido | Hokkaido Univ. | Decoding Improvement of parallel Concatenated Code in the Frequency Selective Mobile Radio Channel
-- An Effective Decoder Assisted by MLSE-channel Estimation -- Yoko Wakamatsu (Gunma Prefecture), Jun Horikoshi (Maebashi Inst. of Tech) RCS2006-80 |
We propose an effective parallel-concatenated code decoder assisted by MLSE-channel estimation for MAP(Maximum a posteri... [more] | RCS2006-80 pp.127-132 |
| RCS | 2006-06-23 15:20 |
Aichi | Nagoya Inst. Tech. | Pseudo Eigenbeam-Space Division Multiplexing in Frequency Selective Fading Environments Hiroshi Nishimoto, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2006-56 |
In frequency selective MIMO channels, the optimum transmission is achieved by beamforming based on eigenvectors (i.e., E... [more] | RCS2006-56 pp.125-130 |
| RCS, AP, WBS, SR, MW, MoNA (Joint) |
2006-03-01 09:00 |
Kanagawa | YRP | BER Performance of DS-CDMA with Frequency-domain Space-Time Block Coded-Joint Transmit/Receive Diversity Hiromichi Tomeba, Kazuaki Takeda, Fumiyuki Adachi (Tohoku Univ.) |
Frequency-domain pre-equalization (pre-FDE) transmission has been attracting attention for improving the SC transmission... [more] | RCS2005-178 pp.1-6 |
| RCS, AP, WBS, SR, MW, MoNA (Joint) |
2006-03-02 11:20 |
Kanagawa | YRP | A Receiving Method for an OFDM signal with Rotational Symbol Mapping Toshiaki Yamamoto, Noriaki Miyazaki, Hiroyasu Ishikawa, Toshinori Suzuki (KDDI Labs.) |
We propose the rotational code-multiplexed OFDM (R-OFDM) scheme. In the scheme, modulation symbols are mapped onto the s... [more] | RCS2005-205 pp.163-168 |
| RCS, SIP (Joint) |
2006-01-27 15:30 |
Fukuoka | Kyusyu Univ. | A Study on Adaptive Sub-Channel Selection Method in Dynamic Parameter Controlled OF/TDMA Kazuteru Inose (Chuo Univ), Hiroshi Harada (NICT), Shoji Shinoda (Chuo Univ) |
In this paper, we investigate an adaptive sub-channel selection method of dynamic parameter controlled orthogonal freque... [more] | RCS2005-176 pp.125-130 |
| RCS | 2005-11-18 09:40 |
Miyagi | BER Performance Analysis of DS-CDMA with Frequency-domain Pre-equalization Hiromichi Tomeba, Kazuaki Takeda, Fumiyuki Adachi (Tohoku Univ.) |
Recently, frequency-domain pre-equalization (pre-FDE) transmission has been attracting attention for improving the SC tr... [more] | RCS2005-117 pp.61-65 |
|
| AP, RCS (Joint) |
2005-10-21 13:00 |
Akita | Akita Prefectural Univ. | Design of MIMO system with Tapped Delay Line Structure for STBC transmission under Frequency Selective Fading Tetsuki Taniguchi, Hoang Huy Pham, Nam Xuan Tran, Yoshio Karasawa (Univ. of Electro-Comm.) |
This report presents a MIMO (Multiple Input Multiple Output) system adopting tapped delay line (TDL) structure in the re... [more] | AP2005-105 pp.121-126 |
| AP, RCS (Joint) |
2005-10-21 09:00 |
Akita | Akita Prefectural Univ. | A Study on Downlink Transmit Diversity Using Block Weight in TDD/MC-CDMA Junichi Sato, Yoshinobu Kajikawa, Yasuo Nomura (Kansai Univ.) |
This paper proposes a novel transmit diversity system at down-link in TDD/MC-CDMA. In the conventional MC-CDMA transmit ... [more] | RCS2005-96 pp.67-72 |
| IT | 2005-05-27 11:20 |
Overseas | Univ. of Hawaii | Performance Analysis of MC-CDMA with Frequency Interleaving Technique in Multipath Fading Environments Masato Furudate, Hiroyasu Ishikawa, Toshinori Suzuki (KDDI Labs.) |
This paper presents the performance analysis results of the MC-CDMA employed frequency interleaving (FI) technique used ... [more] | IT2005-27 pp.29-34 |
| RCS | 2004-11-18 13:20 |
Gunma | Hotel Village, Kusatsu | Theoretical analysis of decision feedback chip-revel maximum likelihood detection in DS-CDMA mobile radio Akihiro Saito, Shinsuke Takaoka, Fumiyuki Adachi (Tohoku Univ.) |
In direct sequence code division multiple access (DS-CDMA), when small spreading factor (SF) is used to achieve high spe... [more] | RCS2004-212 pp.7-12 |
| RCS | 2004-06-18 09:15 |
Miyagi | Tohoku University | A Comparison of LDPC Codes and Turbo Codes over Frequency Selective Fading Channels in Broadband OFDM System Makoto Yoshida (Fujitsu), Chikara Kojima, Atsuhiko Sugitani (MTC) |
In this paper, we make performance comparisons between LDPC (Low-Density Parity-Check) codes and turbo codes in an OFDM ... [more] | RCS2004-76 pp.1-6 |
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