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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2014-01-23 15:55 |
Kagoshima | Hozan Hall (Kagoshima Prefectural Culture Center) | [Tutorial Lecture]
History of Base Station Antenna Development for Mobile Communication Systems
-- For the First Generation and the Second Generation System -- Yoshio Ebine (DENGYO)  AP2013-158 |
The analog mobile communication system (the first generation) was adopted for the circular radio zone configuration. The... [more] | AP2013-158 pp.141-146 |
| AP, PEM (Joint) |
2013-10-04 10:30 |
Ishikawa | Kanazawa Univ. Satellite-Plaza | Study of Broadband Feeding Circuit Using Array Antennas Asuka Nishizaka, Yoshio Ebine (Nihon Dengyo Kosaku) AP2013-94 |
In the conventional method, it is difficult to realize broadband feeding circuits which is over 100% (VSWR 1.2) of fract... [more] | AP2013-94 pp.41-46 |
| AP, SAT (Joint) |
2013-07-23 16:20 |
Hokkaido | Sun Refre Hakodate | Antenna Array Pattern Synthesis for Ring Cell by Using Genetic Algorithm Yuko Rikuta, Yoshio Ebine (DENGYO) AP2013-52 |
In recent years, many different types of radiation patterns in vertical plane of the base station antenna are demanded. ... [more] | AP2013-52 pp.33-36 |
| AP | 2013-01-25 10:25 |
Miyazaki | Hotel Merieges (Miyazaki City) | Bandwidth Enhanced Miniature Dual-Polarized Indoor Base Station Antenna Shen Wang, Hiroyuki Arai (Yokohama National Univ.), Huiling Jiang (NTT DOCOMO), Keizo Cho (Chiba Institute of Technology), Zhanghuan Li (DENGYO) AP2012-148 |
[more] | AP2012-148 pp.139-142 |
| AP | 2013-01-25 11:00 |
Miyazaki | Hotel Merieges (Miyazaki City) | [Tutorial Lecture]
Tilting Angle Control and Phase Shifters for the Mobile Base Station Antenna Masahiro Karikomi, Takashi Nishimura (Dengyo) AP2012-149 |
Base station antennas for the mobile communication system appropriately set their service areas by tilting their radiati... [more] | AP2012-149 pp.143-148 |
| AP | 2012-03-15 11:20 |
Shizuoka | Chuo public hall (Atami City) | Experimental study on multi-point wireless energy transmission at 950MHz band Daiki Maehara, Kei Sakaguchi, Kiyomichi Araki (Tokyo Tech.), Takehiro Miyamoto, Minoru Furukawa, Tadashi Shirato (DENGYO) AP2011-201 |
Wireless energy transmission at 950MHz band has been applied to many applications including RFID (Radio Frequency IDenti... [more] | AP2011-201 pp.13-17 |
| SR, RCS, SRW (Joint) |
2012-03-08 10:25 |
Kanagawa | YRP | Experiment on MIMO Two-way Relaying using Transmit Beamforming Vutha Va, Keiichi Mizutani, Yutaro Kida, Kei Sakaguchi, Kiyomichi Araki (Tokyo Tech), Takehiro Miyamoto (DENGYO) SR2011-125 |
MIMO 2-way relay network is known as a solution to realize high data rate relay networks. 2-way relaying is possible pro... [more] | SR2011-125 pp.147-153 |
| RCS, AN, SR, USN (Joint) |
2011-10-27 10:10 |
Tokyo | Sophia Univ. | Link Design for Indoor Sensor Networks Driven by Wireless Power Transmission Gia Khanh Tran, Putro Wicaksono Ragil, Daiki Maehara, Kei Sakaguchi, Kiyomichi Araki (Tokyo Inst. of Tech.), Minoru Furukawa (Nihon Dengyo Kosaku) RCS2011-159 SR2011-63 AN2011-37 USN2011-39 |
Sensor node life-time limitation in wireless sensor networks has long become an issue, preventing the realization of a r... [more] | RCS2011-159 SR2011-63 AN2011-37 USN2011-39 pp.125-132(RCS), pp.135-142(SR), pp.107-114(AN), pp.107-114(USN) |
| SR | 2011-07-28 15:05 |
Kanagawa | YRP | [Technology Exhibit]
Time Synchronized MIMO Two-way Relay Network Enabling Dynamic Node Participation Yutaro Kida, Keiichi Mizutani, Gia Khanh Tran (Tokyo Tech), Takehiro Miyamoto (NDK), Kei Sakaguchi, Kiyomichi Araki (Tokyo Tech) SR2011-35 |
[more] | SR2011-35 pp.113-120 |
| RCS, MoNA, SR (Joint) |
2011-03-02 14:50 |
Kanagawa | YRP | Node extension typed synchronization protocol for MIMO multihop relay network Yutaro Kida, Keiichi Mizutani, Gia Khanh Tran (Tokyo Inst. of Tech.), Takehiro Miyamoto (NDK), Kei Sakaguchi, Kiyomichi Araki (Tokyo Inst. of Tech.) SR2010-93 |
In recent years, wireless mesh network working as backhaul for several sensor network applications has been attracting m... [more] | SR2010-93 pp.37-42 |
| SR | 2010-05-21 13:00 |
Kanagawa | Keio Univ. (Tokyo) | Development of cognitive wireless node at 950 MHz band Takahiro Kurosawa, Keiichi Mizutani (TokyoTech), Takuji Sasoh, Noriyuki Arisaka (Dolphin System), Takehiro Miyamoto (Nihon Dengyo Kosaku Co., Ltd.), Kei Sakaguchi, Kiyomichi Araki (TokyoTech) SR2010-12 |
[more] | SR2010-12 pp.73-80 |
| SR, AN, USN (Joint) |
2009-10-23 15:30 |
Miyagi | Tohoku Univ. | Hardware Prototype for Two-way Multi-hop Relay Network with Network Coding Keiichi Mizutani (Tokyo Inst. of Tech.), Takehiro Miyamoto, Takamichi Kanno (Nihon Dengyo Kosaku Co., Ltd.), Kei Sakaguchi, Kiyomichi Araki (Tokyo Inst. of Tech.) SR2009-70 AN2009-40 USN2009-43 |
Wireless multi-hop relay networks have advantages such as robustness and flexibility over conventional fixed networks. ... [more] |
SR2009-70 AN2009-40 USN2009-43 pp.127-133(SR), pp.119-125(AN), pp.101-107(USN) |
| SR | 2009-07-29 13:00 |
Tokyo | Tokyo institute of technology | [Technology Exhibit]
Multi-channel Two-way Multi-hop Relay Network Hardware Prototype Keiichi Mizutani (Tokyo Tech), Takehiro Miyamoto, Takamichi Kanno (Dengyo), Kei Sakaguchi, Kiyomichi Araki (Tokyo Tech) SR2009-32 |
Wireless multi-hop relay networks have advantages such as robustness and flexibility over conventional fixed networks. P... [more] | SR2009-32 pp.61-67 |
| EMT, OPE, MW | 2007-08-03 09:00 |
Hokkaido | Muroran Institute of Technology | Passband Insertion Loss of a Filter Consisting of Resonators with Different Unloaded Q Toshihiro Nomoto, Yoshiki Yamamoto, Masayoshi Nakano (NHK), Takashi Nagamatsu, Miki Negishi (NDK) MW2007-67 OPE2007-54 |
The spectrum of an OFDM signal is almost flat in the in-band and so it is desired that the insertion-loss variation of a... [more] | MW2007-67 OPE2007-54 pp.143-146 |
| MW | 2007-05-22 11:40 |
Hyogo | University of Hyogo | Simultaneous 3rd-and-5th-Order Intermodulation Compensation of a 2 GHz Band Power Amplifier by Using Cuber Predistortion and 2nd Harmonics Injection Hiroshi Matsubara (Hokkaido Univ.), Kazuhiro Ishihara, Norihisa Miyadai (Nihon Dengyo Kosaku), Toshio Nojima (Hokkaido Univ.) MW2007-25 |
A new linearization technique is proposed that compensates for 3rd-and-5th-order intermodulation distortion (IM3 and IM5... [more] | MW2007-25 pp.73-77 |
| EMCJ, MW | 2006-10-26 14:30 |
Aomori | Hachinohe Institute of Technology | Linearization of a Microwave Class-F Amplifier Using an Analog Predistortion Circuit Hiroshi Matsubara (Hokkaido Univ.), Norihisa Miyadai (Nihon Dengyo Kosaku), Toshio Nojima (Hokkaido Univ.) EMCJ2006-59 MW2006-115 |
The class-F amplifier operation mode enables a high efficiency power performance even at microwave frequencies. However,... [more] | EMCJ2006-59 MW2006-115 pp.47-52 |
| MW | 2005-05-20 11:10 |
Shiga | Fundamental circuit design for a high efficiency power amplifier of IMT-2000 booster repeater linearized by the self-adjusting cuber predistortion Hiroshi Matsubara (Hokkaido Univ.), Kazuhiro Ishihara (Nihon Dengyo Kosaku), Toshio Nojima (Hokkaido Univ.) |
In oreder to achieve low power consumption and consequent downsizing, it is effective for booster repeater of mobile com... [more] | MW2005-26 pp.13-17 |
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| RCS, AP | 2004-10-28 14:30 |
Niigata | Niigata University | A Corner Reflector Antenna with a Wide-Shaped Parasitic Element Hironori Kakefuda (Nihon Dengyo Kosaku), Yoshio Ebine (NTT DoCoMo), Hiroyuki Arai (Yokohama National Univ.) |
[more] | AP2004-140 RCS2004-161 pp.43-48 |
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