Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NS, RCS (Joint) |
2019-12-19 13:00 |
Tokushima |
Tokushima Univ. |
[Invited Lecture]
Fujitsu's Approach to Millimeter-wave Subarray Beamforming Masahiko Shimizu, Hikaru Ishikawa (Fujitsu) NS2019-140 RCS2019-243 |
Fujitsu's approaches on millimeter-wave beamforming are described. At present, the beam forming of the subarray type see... [more] |
NS2019-140 RCS2019-243 pp.37-42 |
EST, MW, EMCJ, IEE-EMC [detail] |
2018-10-19 11:10 |
Aomori |
Hachinohe Chamber of Commerce and Industry(Hachinohe city, Aomori) |
Design of Broadband Microstrip - Waveguide Transformer without Back-short Element Shohei Ishikawa, Hikaru Ishikawa, Toshihiro Shimura, Takenori Oshima, Yoji Ohashi, Masahiko Shimizu (Fujitsu Labs.) EMCJ2018-50 MW2018-86 EST2018-72 |
[more] |
EMCJ2018-50 MW2018-86 EST2018-72 pp.101-104 |
RCS, SR, SRW (Joint) |
2018-03-02 17:15 |
Kanagawa |
YRP |
Theoretical study on multiple beam creation for subarray type hybrid beamforming Hikaru Ishikawa, Masahiko Shimizu (Fujitsu Labo.) RCS2017-393 |
The method of deciding analog weight for subarray type hybrid beamforming is studied from the viewpoint of the channel m... [more] |
RCS2017-393 pp.411-416 |
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 |
RCS, CCS, SR, SRW (Joint) |
2016-03-02 10:15 |
Tokyo |
Tokyo Institute of Technology |
Millimeter-wave Beam Multiplexing Method Using a Hybrid Beamforming Masahiko Shimizu, Yoji Ohashi, Makoto Yoshida (Fujitsu Lab.) SRW2015-73 |
Millimeter-wave beam multiplexing method using a hybrid beam forming is proposed. We theoretically show that inter-subar... [more] |
SRW2015-73 pp.17-21 |
SRW |
2015-06-15 13:50 |
Kanagawa |
Fujitsu |
Multi-user Millimeter-Wave Communication System over 10Gbps with Beam Multiplexing Zhengyi Li, Atsushi Honda, Shouhei Ishikawa, Masahiko Shimizu, Yoji Ohashi (Fujitsu Labs.) SRW2015-3 |
Wireless communication has significantly changed our life style since 30 years ago, and this will continue by introducin... [more] |
SRW2015-3 pp.13-17 |
AP, RCS (Joint) |
2011-11-17 14:00 |
Aichi |
Nagoya Congress Center |
[Requested Talk] Composite type MIMO antenna evaluation method by antenna probe type experiment and computer simulation
-- Simplification of MIMO Antenna Evaluation -- Hiroyuki Egawa (QNET), Masahiko Shimizu (Fujitsu Laboratories Limited) AP2011-109 RCS2011-213 |
In the LTE (Long Term Evolution) technology and the ongoing standardization activity of the LTE-Advanced, the MIMO (Mult... [more] |
AP2011-109 RCS2011-213 pp.115-118(AP), pp.145-148(RCS) |
AP |
2010-12-17 14:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Simplified Configuration of MIMO Fading-Emulator-type OTA system
-- for Creating Multipath-Delay-Spread Envirnment -- Yoshio Karasawa, Akira Kosako (UEC), Masahiko Shimizu (Fujitsu Labs.) AP2010-131 |
Creation of multipath-rich propagation environment is needed to evaluate the performance of a MIMO communication termina... [more] |
AP2010-131 pp.79-84 |
AP |
2009-01-23 14:50 |
Fukuoka |
Fukuoka University |
Consideration on how to create propagation environments for MIMO performance evaluation of user terminals Yoshio Karasawa (UEC), Masahiko Shimizu (Fujitsu Labs.) AP2008-185 |
Creation of multipath-rich propagation environment is needed to evaluate the performance of a MIMO communication termina... [more] |
AP2008-185 pp.203-208 |