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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, RCS (Joint) |
2017-11-09 11:15 |
Fukuoka | Fukuoka University | [Invited Lecture]
4 beam multiplexing 10Gbps millimeter-wave communication with inter-subarray coding interleave beamforming Yoji Ohashi, Masahiko Shimizu, Toshihiro Shimura, Kazuyuki Ozaki, Shunsuke Fujio, Chikara Kojima, Shohei Ishikawa, Hikaru Ishikawa, Takenori Ohshima, Hiroshi Ashida, Kenichi Nishikawa (Fujitsu Labs)  AP2017-121 RCS2017-229 |
Inter-subarray coding interleave beamforming has the performance same as full-digital beamforming and lower power consum... [more] | AP2017-121 RCS2017-229 pp.71-76(AP), pp.141-146(RCS) |
| RCS, SR, SRW (Joint) |
2017-03-03 15:35 |
Tokyo | Tokyo Institute of Technology | [Invited Lecture]
Millimeter-wave beam multiplexing experiments of the interleaved beamforming with inter-subarray coding by phase drift compensation circuits between multiple oscillators Takenori Ohshima, Atsushi Honda, Toshihiro Shimura, Shouhei Ishikawa, Hiroshi Ashida, Kazuyuki Ozaki, Shunsuke Fujio, Kenichi Nishikawa, Chikara Kojima, Zhengyi Li, Masahiko Shimizu, Yoji Ohashi (Fujitsu Labs) SRW2016-102 |
We achieve a millimeter-wave beam multiplexing system with inter-subarray coding, which has low power consumption and is... [more] | SRW2016-102 pp.189-194 |
| IT, SIP, RCS | 2017-01-19 10:25 |
Osaka | Osaka City Univ. | Study and experimental evaluation on 2-step beam search method in Millimeter-wave communications Chikara Kojima, Shunsuke Fujio, Ken-ichi Nishikawa, Kazuyuki Ozaki, Zhengyi Li, Atsushi Honda, Shohei Ishikawa, Takenori Ohshima, Hiroshi Ashida, Toshihiro Shimura, Masahiko Shimizu, Yoji Ohashi (FUJITSU LABORATORIES LTD.) IT2016-47 SIP2016-85 RCS2016-237 |
In this paper, we study a two-step beam search method for a beamforming in Millimeter-wave and evaluate this method on e... [more] | IT2016-47 SIP2016-85 RCS2016-237 pp.7-11 |
| SRW | 2015-12-21 14:20 |
Kanagawa | Toshiba | A study of Interference Detection Method for WLAN in Coexistence Networks Yun Wen, Kazuyuki Ozaki, Chikara Kojima, Hiroshi Fujita (FLAB), Hideyuki Kobayashi, Yasuharu Amezawa (MTC) SRW2015-65 |
[more] | SRW2015-65 pp.43-48 |
| MICT, ASN, MoNA (Joint) |
2015-01-26 13:30 |
Wakayama | Nanki Shirahama | Network Initiated Fault diagnosis method for Wireless network Hiroshi Fujita, Kazuyuki Ozaki, Yun Wen (Fujitsu labs), Yasuharu Amezawa, Chikara Kojima, Hideyuki Kobayashi (Mobile Techno) ASN2014-121 |
[more] | ASN2014-121 pp.85-90 |
| RCS | 2006-11-16 14:00 |
Shizuoka | A Study of the LDPC Code for a Broadband Mobile System Atsuhiko Sugitani, Chikara Kojima (MTC) RCS2006-159 |
Low Density Parity Check (LDPC) Codes have been widely considered as error-correcting codes for a broadband mobile syste... [more] | RCS2006-159 pp.13-17 |
|
| 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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