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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| CS, OCS (Joint) |
2012-01-27 09:25 |
Mie | ISESHI-KANKOUBUNKAKAIKAN | Performance Evaluation of Space-Frequency Block Coded OFDM Systems Based on Data Mappings Yoshinori Murata, Koichiro Wakasugi (Kyoto Inst. of Tech.)  CS2011-90 |
We examine the Alamouti coding when it is applied for space time block coded (STBC) OFDM systems and for space frequenc... [more] | CS2011-90 pp.49-54 |
| RCS, AN, SR, USN (Joint) |
2011-10-26 10:40 |
Tokyo | Sophia Univ. | Channel Capacity Improvement of MIMO Spatial Multiplexing on Distributed Antenna Network Shinya Kumagai, Ryusuke Matsukawa, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi (Tohoku Univ.) RCS2011-144 SR2011-44 AN2011-22 USN2011-24 |
Distributed antenna network (DAN), in which antennas are spatially distributed over the wireless cell, can suppress the ... [more] | RCS2011-144 SR2011-44 AN2011-22 USN2011-24 pp.25-30(RCS), pp.7-12(SR), pp.7-12(AN), pp.7-12(USN) |
| RCS, NS (Joint) |
2011-07-22 09:55 |
Hokkaido | Asahikawa Civic Culture Hall | A Study on Spectrum Mapping for Amplify-and-Forward Relay Links under Frequency Selective Fading Channels Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei (Osaka Univ.) RCS2011-92 |
Aiming at improving end-to-end channel capacity of an amplify-and-forward relay system under frequency selective fadin... [more] |
RCS2011-92 pp.105-110 |
| RCS, MoNA, SR (Joint) |
2011-03-02 11:10 |
Kanagawa | YRP | Transmit Power Reduction of Distributed Antenna Network for Downlink Transmissions Using Joint Transmit/Receive Diversity Ryusuke Matsukawa, Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-262 |
Distributed antenna network (DAN), in which a group of multiple antennas are distributed in a cell, can mitigate not onl... [more] | RCS2010-262 pp.85-90 |
| AN, USN, SR, RCS (Joint) |
2010-10-29 10:30 |
Osaka | Osaka University | HARQ Throughput of Distributed Antenna Network Downlink Using Space-Time Block Coded-Joint Transmit/Receive Diversity Ryusuke Matsukawa, Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-131 |
Distributed antenna network (DAN) which uses a number of antennas distributed geographically can mitigate the adverse ef... [more] | RCS2010-131 pp.157-162 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-05 10:50 |
Kanagawa | YRP | A Stydy on Space-Time Block Coded-Joint Transmit/Receive Diversity for A Distributed Antenna Network Ryusuke Matsukawa, Hiroki Matsuda, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2009-302 |
Distributed antenna network (DAN) which uses a number of antennas distributed geographically can mitigate the adverse ef... [more] | RCS2009-302 pp.257-262 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-05 11:10 |
Kanagawa | YRP | Channel Capacity of SC-FDMA Distributed Antenna Network Using Transmit Diversity Hiroki Matsuda, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2009-303 |
The distributed antenna network (DAN) is a promising wireless network to solve the problems arising from path loss and s... [more] | RCS2009-303 pp.263-268 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-05 15:10 |
Kanagawa | YRP | Single-carrier Transmission Using Joint Transmit/receive MMSE-FDE And Iterative ISI Cancellation Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2009-335 |
For the next generation high-speed wireless communication systems, joint channel equalization using the same channel sta... [more] | RCS2009-335 pp.455-460 |
| RCS, SIP | 2010-01-22 14:50 |
Fukuoka | Kyushu Univ. | QRM-MLD Frequency-domain Block Signal Detection for Single-carrier Transmission Using Frequency-domain Filtering Tetsuya Yamamoto, Suguru Okuyama, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) SIP2009-112 RCS2009-246 |
A single-carrier (SC) transmission with frequency-domain equalization (FDE) has been attracting a lot of attention due t... [more] | SIP2009-112 RCS2009-246 pp.229-234 |
| RCS, SAT (Joint) |
2009-12-18 14:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study on the capacity of downlink distributed antenna network in a frequency-selective channel Kazuki Takeda, Hiroki Matsuda, Fumiyuki Adachi (Tohoku Univ.) RCS2009-203 |
The distributed antenna network (or system) (DAN or DAS) is a promising wireless network to solve the problems arising f... [more] | RCS2009-203 pp.213-218 |
| RCS, SAT (Joint) |
2009-12-18 15:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Space-Frequency Code with High Diversity Product Tatsumi Konishi, Yuji Murayama (Aichi Inst. of Tech.) RCS2009-206 |
Space-frequency coded MIMO-OFDM systems are useful technique for wireless communications in frequency- selective fading... [more] |
RCS2009-206 pp.231-235 |
| WBS | 2009-10-16 13:00 |
Osaka | [Poster Presentation]
Nonlinear Distortion Avoidance Employing Symbol-wise Transmit Power Control for OFDM Transmission Naokuni Kamiya, Fumiaki Maehara (Waseda Univ.) WBS2009-28 |
OFDM has become one of the most promising techniques because of its high bandwidth efficiency as well as its robustness ... [more] | WBS2009-28 pp.19-23 |
|
| RCS | 2009-10-15 11:05 |
Kyoto | ATR | Downlink Transmit Weight That Maximize The Channel Capacity for Single-carrier Distributed Antenna Network Hiroki Matsuda, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2009-111 |
The distributed antenna network (DAN) is a promising wireless network to solve the problems arising from path losses and... [more] | RCS2009-111 pp.7-12 |
| RCS | 2009-08-04 17:15 |
Miyagi | Tohoku Univ. | Application of Frequency-domain Block Signal Detection Using Iterative V-BLAST Detection and Walsh-Hadamard Precoding to Turbo-coded Single-carrier Transmission Tetsuya Yamamoto, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2009-109 |
In our recent paper, we proposed frequency-domain block signal detection combined with iterative Vertical-Bell Laborator... [more] | RCS2009-109 pp.183-188 |
| RCS, IN (Joint) |
2009-05-22 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Over-the-air Inter-node Carrier Phase Synchronization for Cooperative Coherent Transmission Yoshitaka Hara, Noriyuki Fukui, Hiroshi Kubo (Mitsubishi Electric) RCS2009-17 |
This paper proposes new over-the-air inter-node carrier phase synchronization to maintain constant inter-node carrier ph... [more] | RCS2009-17 pp.97-102 |
| RCS, AN, MoNA, SR (Joint) |
2009-03-05 09:40 |
Kanagawa | YRP | Frame Structures to Reduce Inter-symbol Interference for Overlap Frequency-Domain Equalization Takehiko Watanabe, Yoshihiro Kuma, Masahiro Umehira (Ibaraki Univ.) RCS2008-234 |
Multi-career transmission schemes such as OFDM and OFDMA are widely used for broadband wireless systems such as wireless... [more] | RCS2008-234 pp.131-136 |
| RCS, AN, MoNA, SR (Joint) |
2009-03-05 10:00 |
Kanagawa | YRP | A Study on MMSE Weight of Frequency-Domain Signal Detection for Multi-Code DS-CDMA Tetsuya Yamamoto, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2008-235 |
One-tap frequency-domain equalization (FDE) based on the minimum mean square error (MMSE) criterion is a powerful techni... [more] | RCS2008-235 pp.137-142 |
| SIP, RCS | 2009-01-23 14:35 |
Kumamoto | Kumamoto University | A Study on Complexity Reduction of HARQ with Frequency Domain Turbo Equalization using Chase Combining Fei Qin, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) SIP2008-158 RCS2008-206 |
Frequency domain turbo equalization with soft canceller is a powerful way to reduce the inter-symbol interference in a f... [more] | SIP2008-158 RCS2008-206 pp.201-205 |
| RCS, SAT (Joint) |
2008-12-19 13:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Design of Orthogonal Spreading Code Groups for MC-CDMA with FDE in A Frequency Selective Channel Koichi Adachi, Masao Nakagawa (Keio Univ.) RCS2008-171 |
The bit error rate (BER) performance of multicode MC-CDMA severly degrades due to the inter-code interference (ICI) in a... [more] | RCS2008-171 pp.121-126 |
| AP, RCS (Joint) |
2008-11-20 09:45 |
Ishikawa | Kanazawa Institute of Technology | A study on PAPR for Space-Frequency Coded MIMO-OFDM Systems Tatsumi Konishi, Yuji Murayama (Aichi Inst.of Tech.) RCS2008-140 |
Recently, we proposed the space-frequency codes employing Weyl groups which extend the number of codewords of the diagon... [more] | RCS2008-140 pp.59-63 |
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