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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2015-06-24 13:55 |
Hokkaido | Hokkaido Univ. | Serial Concatenation Approach of Spectral Precoding and DSTBC Encoding 2-dimensional Diversity Kanako Yamaguchi (Mitsubishi Electric), Nicolas Gresset (MERCE), Hiroshi Nishimoto, Shusaku Umeda, Kaoru Tsukamoto, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric)  RCS2015-49 |
Much attention has been paid to millimeter-wave (mmW) radio communication providing large capacity. As well, maintaining... [more] | RCS2015-49 pp.19-24 |
| RCS, IN (Joint) |
2015-05-21 09:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Antenna Configuration of 5G Ultra High Capacity Massive MIMO Transmission based on Outdoor Fundamental Experiment Trial at 44GHz Band Kenji Nakagawa, Hiroki Iura, Akinori Taira, Kazuaki Ishioka, Akihiro Okazaki (Mitsubishi Electric), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Atsushi Okamura (Mitsubishi Electric) RCS2015-24 |
Recently, radio access technologies for the fifth generation (5G) in higher frequency bands have been extensively studie... [more] | RCS2015-24 pp.7-12 |
| RCS | 2015-04-17 15:15 |
Oita | Yufuin, Yufugoukan | Multi-Beam Multiplexing Technologies for 5G Ultra High Capacity Massive MIMO Transmission and Evaluation by Outdoor Fundamental Experiment Trial at 44GHz Band Akihiro Okazaki, Hiroki Iura, Kenji Nakagawa, Kazuaki Ishioka, Kazunari Kihira, Atsushi Okamura (Mitsubishi Electric), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2015-22 |
Recently, radio access technologies for the fifth generation (5G) in higher frequency bands have been extensively studie... [more] | RCS2015-22 pp.119-124 |
| RCS, SR, SRW (Joint) |
2015-03-04 13:10 |
Tokyo | Tokyo Institute of Technology | Static Sequence Embedded DFT-s-OFDM Fumihiro Hasegawa, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric), Loic Brunel, David Mottier (MERCE) RCS2014-326 |
DFT-s-OFDM(Discrete Fourier Transform-spread-Orthogonal Frequency Division Multiplexing) has received attention in recen... [more] | RCS2014-326 pp.147-152 |
| RCS, NS (Joint) |
2014-12-18 09:25 |
Mie | Iseshi-Kanko-Bunka-Kaikan (Mie) | A Study on Antenna Configurations for MIMO system using Analog Beamforming Hiroki Iura, Akihiro Okazaki, Kazunari Kihira, Noriyuki Fukui, Keijiro Take, Atsushi Okamura (Mitsubishi Electric) RCS2014-227 |
Recently, radio access technologies for fth generation (5G) over higher frequency bands have been extensively studied. ... [more] | RCS2014-227 pp.43-48 |
| RCS, NS (Joint) |
2014-12-18 10:50 |
Mie | Iseshi-Kanko-Bunka-Kaikan (Mie) | A Study on Multi-Access System in High-Speed Mobile Environment Kazuyoshi Tsuji, Yusuke Kinoshita, Noriyuki Fukui, Keijiro Take, Hiroshi Nishimoto, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric) RCS2014-230 |
We have studied multi-access cooperation techniques for the purpose of the user throughput improvement under high-speed ... [more] | RCS2014-230 pp.61-66 |
| AP, RCS (Joint) |
2014-11-13 10:25 |
Yamagata | Yamagata University, Yonezawa Campus | Propagation Test on Millimeter Wave Communication for Railway Trains Tetsunori Hattori, Akira Kurita, Eisuke Ueguri, Tsukasa Kudo (JR East), Kaoru Tsukamoto, Akihiro Okazaki (Mitsubishi Electric) RCS2014-210 |
In recent years, aiming realization of the large-capacity radio communication between the ground equipment and the onboa... [more] | RCS2014-210 pp.79-84 |
| AP, RCS (Joint) |
2014-11-14 10:30 |
Yamagata | Yamagata University, Yonezawa Campus | [Invited Lecture]
Study on Linear Cell Constitution for High-Speed Mobile Communication Shusaku Umeda, Akihiro Okazaki, Hiroshi Nishimoto, Kaoru Tsukamoto, Hiroshi Tanji, Kanako Yamaguchi, Atsushi Okamura (Mitsubishi Electric) AP2014-148 RCS2014-217 |
Nowadays, broadband communication service even in high-speed land-mobile scenario has attracted much attention, and line... [more] | AP2014-148 RCS2014-217 pp.109-114(AP), pp.113-118(RCS) |
| RCS | 2014-10-17 09:30 |
Kanagawa | Keio Univ. | A Novel Study on Coded Modulation with Triangular Costellation Tomoya Yamaoka, Teruyuki Hara, Akihiro Okazaki (Mitubishi Electric), Takaya Yamazato (Nagoya Univ.) RCS2014-176 |
[more] | RCS2014-176 pp.111-116 |
| RCS | 2014-10-17 09:50 |
Kanagawa | Keio Univ. | A Transmit Diversity with a Simple Transmitter Tomoya Yamaoka, Teruyuki Hara, Akihiro Okazaki (Mitsubishi Electric), Takaya Yamazato (Nagoya Univ.) RCS2014-177 |
[more] | RCS2014-177 pp.117-122 |
| RCS | 2014-10-17 15:35 |
Kanagawa | Keio Univ. | Performance Improvement of Time-domain Encoded SFBC for Single-carrier Block Transmission over Fast-fading Multipath Channels Hiroshi Nishimoto, Akinori Nakajima, Takehiko Nishide, Kaoru Tsukamoto, Shusaku Umeda, Kanako Yamaguchi, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric Corp.) RCS2014-189 |
In order to establish highly-reliable wireless links under fast fading scenarios, the authors study transmit diversity s... [more] | RCS2014-189 pp.183-188 |
| SAT, RCS (Joint) |
2014-08-20 10:20 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | Alternative SFBC Scheme Enabling Time-domain Encoding for Single-carrier Block Transmission Hiroshi Nishimoto, Akinori Nakajima, Takehiko Nishide, Kaoru Tsukamoto, Shusaku Umeda, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric) RCS2014-149 |
In single-carrier block transmission (SCBT) which can achieve a low peak-to-average power ratio (PAPR) property and robu... [more] | RCS2014-149 pp.61-66 |
| RCS | 2014-06-18 17:20 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | A Study on Next-Generation Wireless Access with Higher Frequency Bands Akihiro Okazaki, Hiroki Iura, Noriyuki Fukui, Keijiro Take, Atsushi Okamura (Mitsubishi Electric) RCS2014-81 |
Recently, radio access technologies for fifth generation (5G) over higher frequency bands have been extensively studied.... [more] | RCS2014-81 pp.287-292 |
| RCS, SR, SRW (Joint) |
2014-03-03 10:40 |
Tokyo | Waseda Univ. | A Study on PAPR Reduction Technique in MFSK/DS Block Transmission Keisuke Ozaki, Masatsugu Higashinaka, Akihiro Okazaki, Fumio Ishizu (Mitsubishi Electric) RCS2013-310 |
MFSK/DS block transmission has been proposed as a kind of spread spectrum schemes. In the MFSK/DS block transmission, FS... [more] | RCS2013-310 pp.25-30 |
| RCS, AP (Joint) |
2013-11-22 11:35 |
Shimane | Matsue Terrsa | Differential Space Time Block Coding using QAM Signals in First Modulation Shusaku Umeda, Yasunori Kato, Kaoru Tsukamoto, Akihiro Okazaki, Fumio Ishizu (Mitsubishi Electric) RCS2013-199 |
This paper proposes a new Differential Space-Time Block Coding (DSTBC) method that can apply non-constant envelope modul... [more] | RCS2013-199 pp.147-152 |
| RCS | 2013-10-17 13:00 |
Tokyo | Sophia Univ. | The Field-Test Results of Mobile Wireless Communication Systems on 40GHz Frequency Band Kaoru Tsukamoto, Yasunori Kato, Shusaku Umeda, Nobuyuki Kawahara (Mitsubishi Electric), Hiroyuki Nagayama (MRI), Kunihiro Kawasaki, Kazuki Nakamura (RTRI), Hiroyuki Tsuji (NICT), Akihiro Okazaki, Fumio Ishizu (Mitsubishi Electric) RCS2013-149 |
A high speed mobile wireless communication system in the 40 GHz millimeter-wave band has been studied in aerospace field... [more] | RCS2013-149 pp.43-48 |
| RCS, SAT (Joint) |
2013-08-30 10:55 |
Nagano | Shinshu Univ. | A Novel Out-of-Band Spectrum Suppression Method without Data Loss Fumihiro Hasegawa, Kenji Nakagawa, Masatsugu Higashinaka, Akihiro Okazaki, Fumio Ishizu (Mitsubishi Electric) RCS2013-133 |
SC-OFDM(Single Carrier Orthogonal Frequency Division Multiplexing) has received attention in recent years because of its... [more] | RCS2013-133 pp.57-62 |
| RCS, SAT (Joint) |
2013-08-30 14:00 |
Nagano | Shinshu Univ. | [Invited Lecture]
Combined Terrestrial-Satellite Communication Networks in International Standards Cristina Ciochina-Duchesne, Damien Castelain, Loic Brunel, David Mottier (MERCE), Fumihiro Hasegawa, Masatsugu Higashinaka, Akihiro Okazaki (Mitsubishi Electric) SAT2013-31 RCS2013-137 |
Recently, to improve spectral efficiency in satellite communication, combined satellite-terrestrial wireless communicati... [more] | SAT2013-31 RCS2013-137 pp.55-59(SAT), pp.81-85(RCS) |
| RCS | 2013-06-21 11:10 |
Hokkaido | Hokkaido Univ. | Experimental Evaluation of MIMO Single-carrier Block Transmission with 1024QAM Using FPGA-based Testbed Kanako Yamaguchi (Hokkaido Univ.), Hiroshi Nishimoto, Akihiro Okazaki, Hiroyasu Sano, Fumio Ishizu (MEL), Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2013-70 |
[more] | RCS2013-70 pp.193-198 |
| SR, AN, USN, RCS (Joint) |
2012-10-17 10:25 |
Fukuoka | Fukuoka univ. | Performance Evaluation of Reduced-Complexity Scattered Pilot-Aided Channel Estimation Using MIMO-OFDM Testbed Juntaro Mura, Akinori Ohashi, Hiroshi Nishimoto, Akihiro Okazaki, Fumio Ishizu (Mitsubishi Electric Corp.) RCS2012-128 |
Using MIMO-OFDM transmission with M-ary modulation, we can achieve high capacity transmission in high efficiency. Howeve... [more] | RCS2012-128 pp.19-24 |
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