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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SR, SRW (Joint) |
2018-03-01 11:50 |
Kanagawa | YRP | [Technology Exhibit]
Low-SHF-Band Massive MIMO Active Antenna System for 5G Yasushi Maruta, Takuji Mochizuki (NEC)  RCS2017-359 SR2017-125 SRW2017-79 |
To achieve capacity enhancement and low power consumption, Massive MIMO has drawn attention as a key technology. Our res... [more] | RCS2017-359 SR2017-125 SRW2017-79 p.227(RCS), p.67(SR), p.53(SRW) |
| AP, RCS (Joint) |
2017-11-10 10:25 |
Fukuoka | Fukuoka University | Area Evaluation by Spot Beam Antenna on the high position Masayuki Nakano (KDDI Research, Inc), Sora Imamura, Hiroyuki Arai (Yokohama Natl. Univ.) AP2017-136 |
Due to the rapid increase in communication traffic of mobile terminals, it is difficult to find the base station antenna... [more] | AP2017-136 pp.157-160 |
| RCS | 2017-10-20 14:00 |
Miyagi | Tohoku Institute of Technology | [Invited Lecture]
Performance of Indoor DL Transmission with Low-SHF-Band Massive MIMO Antenna for 5G Kenichiro Yamazaki, Kazuo Tanada, Daisuke Nose, Kohei Izui, Yasushi Maruta, Toshifumi Sato (NEC), Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-195 |
In order to tackle rapid increase of data traffic and diversification of mobile service, 5G wireless access system intro... [more] | RCS2017-195 pp.149-154 |
| MW, EMCJ, EST, IEE-EMC [detail] | 2017-10-20 13:10 |
Akita | Yupopo | Topology optimization of dielectric lens antenna using normalized Gaussian network Keiichi Itoh (NIT, Akita College), Hajime Igarashi (Hokkaido Univ.) EMCJ2017-48 MW2017-100 EST2017-63 |
This paper reports a novel 3D topology optimization method based on the finite difference time domain (FDTD) method for ... [more] | EMCJ2017-48 MW2017-100 EST2017-63 pp.123-127 |
| AP, MW (Joint) |
2017-09-21 14:00 |
Saitama | Saitama University | High Frequency Analog Beam Forming by Frequency Control of Local Oscillator Atsushi Fukuda, Hiroshi Okazaki, Shoichi Narahashi (NTT DOCOMO) MW2017-68 |
This paper proposes a novel configuration for a phased array antenna system (PAS) that achieves ultra-broadband transmis... [more] | MW2017-68 pp.1-4 |
| AP (2nd) |
2017-06-28 - 2017-06-30 |
Hokkaido | Hokkaido University | [Poster Presentation]
3.5/2GHz Dual-band Horizontally Polarized Sector Antenna Equipping Alternately Placed FSR Masato Hasegawa, Keizo Cho (CIT), Atsuya Ando (NTT) |
This paper proposes a 3.5/2GHz dual-band horizontally polarized sector antenna using frequency selective reflector (FSR)... [more] | |
| AP | 2017-06-08 13:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Measurement evaluation of a two-slot array antenna fed by a post-wall waveguide in the 60-GHz band for mobile terminals Takashi Tomura, Haruhisa Hirayama, Jiro Hirokawa (Tokyo Tech) AP2017-40 |
In this paper, we propose a two-slot antenna inserted by an edge of a mobile device substrate for the 60-GHz band. The d... [more] | AP2017-40 pp.1-6 |
| AP | 2017-05-18 14:20 |
Miyazaki | Hotel MERIEGES | Effect of Configuration of MIMO Base Station Antenna on Cannel Capacity in Street Cell Environment Tsukasa Matsuta, Toshikazu Hori, Mitoshi Fujimoto (Univ.Fukui), Koshiro Kitao, Tetsuro Imai (NTT Docomo) AP2017-32 |
In next generation mobile communication system, street cells are formed by using an antenna of a base station located at... [more] | AP2017-32 pp.55-58 |
| MW, ICD | 2017-03-02 16:30 |
Okayama | Okayama Prefectural Univ. | [Invited Lecture]
An Adaptive Phased Array Control Method Using Low-Frequency Part of Signal Tuanthanh Ta (Toshiba), Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) MW2016-202 ICD2016-132 |
We proposed a low cost, low power consumption beam-forming technique for wide-band wireless system such as WPAN. In prop... [more] | MW2016-202 ICD2016-132 pp.79-83 |
| RCS, SR, SRW (Joint) |
2017-03-02 10:50 |
Tokyo | Tokyo Institute of Technology | Development and Basic Characteristics of Low-SHF-Band Massive Element Active Antenna System for 5G Daisuke Nose, Kazuo Tanada, Toshifumi Sato, Yasushi Maruta, Takuji Mochizuki, Masashi Hirabe, Makoto Hayakawa (NEC), Tatsuki Okuyama, Jun Mashino, Satoshi Sumaya, Yukihiko Okumura (NTT DOCOMO) RCS2016-310 |
Capacity enhancement is desired to deal with rapid increase of data traffic as one of key requirements for 5G. We focus ... [more] | RCS2016-310 pp.127-132 |
| AP | 2017-02-17 10:20 |
Tochigi | Tochigiken-sougou-bunnka Center | [Invited Lecture]
Ray Tracing Propagation Analysis by Considering with Multi-Beam Antenna Pattern Mayumi Yoshino, Doppo Sugimura, Makoto Mizumura (Dengyo), Yoshio Ebine (NAZCA) AP2016-169 |
In this paper，we perform ray tracing propagation analysis considering with multi-beam antenna to investigate the effect ... [more] | AP2016-169 pp.71-76 |
| 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, AP (Joint) |
2016-11-25 10:00 |
Kyoto | Kyoto International Community House | A Prototype of Real-Time Transmit Beamforming at 28 GHz Band and its Laboratory Experiments Masayuki Miyashita, Kazuma Tomimoto, Manabu Mikami, Ryo Yamaguchi, Hitoshi Yoshino (SB) AP2016-116 |
Recently, the study on the 5th generation communication systems using a high frequency band has been actively conducted.... [more] | AP2016-116 pp.53-58 |
| AP, MW (Joint) |
2016-09-15 13:40 |
Ibaraki | AIST | [Invited Lecture]
Error Estimation of Absolute Gains by 1D-Circular Near-Field to Far-Field Transformation for Elongated Radar Antennas
-- Error Estimation Due to Positioning Errors -- Masanobu Hirose, Satoru Kurokawa (AIST) AP2016-95 MW2016-74 |
We have proposed a 1D circular near-field to far-field transformation for elongated antennas such as ship radar antennas... [more] | AP2016-95 MW2016-74 pp.39-42(AP), pp.11-14(MW) |
| SAT, WBS (Joint) |
2016-05-19 15:50 |
Aichi | Nagoya Institute of Technology | [Special Talk]
Onboard antenna pointing control for geostationary multibeam satellites Yoichi Kawakami (HIU) SAT2016-6 |
Next-generation communication satellites with 30m class deployable onboard antennas are studied to complement mobile com... [more] | SAT2016-6 pp.31-36 |
| AP | 2016-04-21 14:25 |
Aichi | Chub university | Efficiency Enhancement of Beam-switching Antenna Optimizing Beam Shape of Taper Structure in Rotman-lens Phase Shifter Yuta Suzuki, Yasuhiro Imade, Kunio Sakakibara, Nobuyoshi Kikuma (NITech.) AP2016-4 |
Multiple-beam antennas can cover wide angle with high gain, therefore, are attractive for high-speed wireless mobile com... [more] | AP2016-4 pp.19-24 |
| AP | 2016-03-10 13:10 |
Yamanashi | Isawa Onsen (Kanpo no Yado) | Relationship Between Antenna Configuration and Radiation Characteristics of Corner Reflector Antenna Composed of Frequency Selective Reflector Yusuke Tanizawa (Chiba Institute of Tech), Hideya So, Atsuya Ando (NTT), Keizo Cho (Chiba Institute of Tech) AP2015-208 |
Multi-band antennas have been popularly used as base station antennas for mobile communications systems. We have propose... [more] | AP2015-208 pp.25-30 |
| MW (2nd) |
2015-08-06 - 2015-08-08 |
Overseas | Chulalongkorn Univ., Bangkok, Thailand | Bandwidth Enhancement of Unidirectional Bow Tie Antenna Using Incision Gap for Terrestrial Digital Video Broadcasting Bancha Luadang, Chuwong Phongcharoenpanich (KMITL) |
This paper presents a unidirectional bowtie shaped antenna with incision gap for a terrestrial digital video broadcastin... [more] | |
| AP | 2015-07-31 10:55 |
Hokkaido | Wakkanai Sougou Bunka Center | Evaluation of Wireless Area by Ray Tracing Method at 3.5GHz Band
-- On Beam Tilting Effect -- Mayumi Yoshino, Yoshio Ebine, Asuka Nishizaka (Dengyo) AP2015-53 |
In 4th generation mobile communication systems, wireless area by a base station antenna takes the form of small wireless... [more] | AP2015-53 pp.77-82 |
| AP | 2015-05-21 13:00 |
Nara | Naraken Shakai Fukushi Sougou Center (Kashihara City) | Evaluation of Wireless Area by Ray Tracing Method at 3.5GHz Band
-- Effect of Antenna Pattern by Base Station Antenna Height -- Mayumi Yoshino, Yoshio Ebine, Asuka Nishizaka (Dengyo) AP2015-19 |
In 4th generation mobile communication systems, wireless area by a base station antenna takes the form of small wireless... [more] | AP2015-19 pp.1-6 |
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