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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, CCS, SR, SRW (Joint) |
2016-03-02 10:15 |
Tokyo | Tokyo Institute of Technology | Distributed Antenna Selection Schemes for Distributed Antenna OFDM Space-Time Block Coded Diversity Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.)  RCS2015-336 |
Introduction of orthogonal frequency-division multiplexing (OFDM) space-time block coded (STBC) diversity to small-cell ... [more] | RCS2015-336 pp.19-24 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-02 10:50 |
Tokyo | Tokyo Institute of Technology | Study on scheduling for OFDMA downlink using distributed antenna space-time coding diversity Yumeto Mori, Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) RCS2015-337 |
The user downlink capacity can be improved by using Orthogonal Frequency Division Multiple Access (OFDMA) and the multi-... [more] | RCS2015-337 pp.25-30 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-03 17:30 |
Tokyo | Tokyo Institute of Technology | [Special Invited Talk]
Continuous Evolution of Wireless Communications Technology Fumiyuki Adachi (Tohoku Univ.) CCS2015-70 RCS2015-373 SR2015-107 SRW2015-99 |
Mobile communications network has evolved into the 4th generation (4G) after 35 years from its birth in December of 1979... [more] | CCS2015-70 RCS2015-373 SR2015-107 SRW2015-99 pp.17-22(CCS), pp.231-236(RCS), pp.107-112(SR), pp.159-164(SRW) |
| AP | 2016-01-15 10:20 |
Tokyo | Takushoku University, Hachiouji Campus | [Invited Lecture]
The dual polarization antenna suitable for the adaptive area control Yasuko Kimura, Sadayuki Abeta (NTT DOCOMO) AP2015-179 |
Advanced C-RAN architecture which achieve carrier aggregation between macro cell and multiple small cell in heterogeneou... [more] | AP2015-179 pp.65-70 |
| AP (2nd) |
2015-12-18 09:15 |
Okinawa | Miyako Island Marine Terminal | Comparison between Wheeler, reflection methods and related techniques for evaluating radiation efficiency of small antennas Toshiki Konno, Nozomu Ishii (Niigata Univ.) |
In this report, we compare various formulas to estimate the radiation efficiency based upon Wheeler and reflection metho... [more] | |
| NS, RCS (Joint) |
2015-12-18 13:55 |
Ehime | Matsuyama Community Center | Effect of Macro-cell Cooperation on Distributed Antenna Space-Time Block Coded Diversity Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) RCS2015-273 |
Small-cell network using distributed antennas, in which a number of antennas are spatially deployed over each macro-cell... [more] | RCS2015-273 pp.175-180 |
| AP | 2015-12-10 15:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Memorial Lecture]
50 years of antenna R&D; History of antenna development for specification of wireless communications Hiroyuki Arai (YNU) AP2015-160 |
This article describes the history of antenna development for specification of wireless communications, focusing on smal... [more] | AP2015-160 pp.33-36 |
| PEM (2nd) |
2015-11-27 - 2015-11-28 |
Kyoto | Doshisha Univ. | [Poster Presentation]
An Example of Millimeter-wave band Antenna Measurement System with Optical Fiber Link Technologies Yuanfeng She, Michitaka Ameya, Satoru Kurokawa (AIST), Jiro Hirokawa, Makoto Ando (Tokyo Tech) |
This paper evaluates the effect of the facilities such as the connect jig and the measurement system. An example of the... [more] | |
| AP, RCS, WPT, SAT (Joint) |
2015-11-04 16:55 |
Okinawa | Okinawa Prefectural Museum & Art Museum | A Feasibility Study of an Optical Antenna Measuring on LEO Using Small Optical TrAnsponder (SOTA) Yasushi Munemasa, Yoshisada Koyama, Maki Akioka, Morio Toyoshima (NICT) SAT2015-53 |
Small Optical TrAnsponder (SOTA) has been launch on 24th May 2014, which is developed by National Institute of Informati... [more] | SAT2015-53 pp.31-34 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-04 16:30 |
Okinawa | Okinawa Prefectural Museum & Art Museum | A Study of LOS Rate Applicability for Sloping Terrain Correction Equation in Urban Path Loss Estimation Formula Kohei Ohnishi, Kazuki Shimada, Shigeru Tomisato, Masaharu Hata (Okayama Univ.) AP2015-123 |
As one of the effective path loss estimation method for small sloping area, the elevation angle correction method has be... [more] | AP2015-123 pp.77-82 |
| EMT, IEE-EMT | 2015-10-30 13:50 |
Miyazaki | Holiday Inn ANA Resort Miyazaki | A Study on Radiation Characteristics for Electrically Small Spherical Conducting Shell Antennas Keisuke Fujita, Hiroshi Shirai (Chuo Univ.) EMT2015-74 |
A thin and small spherical shell shaped antenna as a model of current distribution caused by the skin effect will be ana... [more] | EMT2015-74 pp.161-166 |
| 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 | 2015-07-31 13:10 |
Hokkaido | Wakkanai Sougou Bunka Center | A Study of LOS Rate Definition for Sloping Terrain Correction Equation in Urban Path Loss Estimation Formula Kohei Ohnishi, Jumpei Miki, Shigeru Tomisato, Masaharu Hata (Okayama Univ.) AP2015-56 |
As one of the effective path loss estimation method for small sloping area, the elevation angle correction method is pro... [more] | AP2015-56 pp.95-100 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-29 16:15 |
Nagano | JA Naganoken Bldg. | Polarimetric Mm-Wave Channel Measurement and Characterization in a Small Cell Office Environment Minseok Kim, Kento Umeki (Niigata Univ.), Karma Wangchuk, Jun-ichi Takada (Tokyo Inst. Tech.), Shigenobu Sasaki (Niigata Univ.) SR2015-20 |
This paper presents a wideband full polarimetric directional channel measurement results at 58.5 GHz in a small office r... [more] | SR2015-20 pp.27-32 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-30 13:00 |
Nagano | JA Naganoken Bldg. | [Invited Talk]
Research and Development of Small Cell Base Station for 5G Network Naoto Ishii, Yi Jiang, Yasushi Maruta, Kazuaki Kunihiro, Masao Ikekawa (NEC) RCC2015-36 NS2015-56 RCS2015-119 SR2015-37 ASN2015-46 |
Much attention from industry and academia in the move from current cellular systems toward 5G are attractive since recen... [more] | RCC2015-36 NS2015-56 RCS2015-119 SR2015-37 ASN2015-46 pp.105-110(RCC), pp.109-114(NS), pp.107-112(RCS), pp.123-128(SR), pp.145-150(ASN) |
| CS | 2015-07-02 14:50 |
Okinawa | Eef Information Plaza (Kumejima Is.) | [Special Invited Talk]
Challenges Toward Spectrum-Energy Efficient Mobile Wireless Networks Fumiyuki Adachi (Tohoku Univ.) CS2015-19 |
Mobile wireless networks have evolved from the 1st generation (1G) using analog technology to the 2nd generation (2G) us... [more] | CS2015-19 p.55 |
| RCS | 2015-06-26 15:00 |
Hokkaido | Hokkaido Univ. | Throughput Performance of Small Cell Designed by the Use of Micro Cell Parameters Sho Nakazawa (Kogakuin Univ.), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2015-98 |
this paper presents the design approach for small sells based on the parameters of micro sell system, and provides its u... [more] | RCS2015-98 pp.305-309 |
| AP | 2015-06-11 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Miniaturization of horizontal polarization omni-directional antenna by characteristic modes analysis Hiroyuki Arai, Shen Wang (YNU) AP2015-36 |
Omni-directional horizontal polarization antenna is given by the small loop, the notch array and Halo antenna. The patte... [more] | AP2015-36 pp.25-28 |
| AP | 2015-06-11 15:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study of Distributed Smart Antenna System for High Density WLANs Tomoki Murakami, Toshiro Nakahira, Koichi Ishihara, Yasushi Takatori, Masato Mizoguchi (NTT) AP2015-37 |
Due to the spread of WLAN (Wireless Local Area Network) devices such as smart phone, it is necessary to improve the area... [more] | AP2015-37 pp.29-34 |
| AP (2nd) |
2015-05-29 13:00 |
Tokyo | NICT Headquarters | High-Accuracy Antenna Measurement Using a Small Photodiode Module Shingo Yamaura, Junya Nishioka, Eisuke Haraguchi, Toshiyuki Ando, Toru Fukasawa, Hiroaki Miyashita (Mitsubishi Electric) |
In measurement of antennas, it's known that the method using the RoF(Radio on Fiber) instead of RF cable achieves accura... [more] | |
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