Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
WPT, MW |
2023-04-13 14:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Design and Evaluation of Small 4-way Power Combiner using One Waveguide Yuta Sugiyama, Takeshi Oshima, Hidenori Ishibashi, Miki Kagano, Hidenori Yukawa, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric) WPT2023-4 MW2023-4 |
High power HPAs made of GaN are beginning to be widely used for 5G and satellite communications. Maximum output power of... [more] |
WPT2023-4 MW2023-4 pp.16-21 |
SRW |
2021-08-24 10:00 |
Online |
Online |
Design of Multi-carrier Pilot Signals for Operation Point Estimation in Digital Pre-Distortion based Linearizer Atushi Masubuchi, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2021-13 |
Mobile terminal is required to improve the power utilization efficiency of HPA (High Power Amplifier) because of the inc... [more] |
SRW2021-13 pp.1-6 |
RCS, SR, SRW (Joint) |
2021-03-04 10:30 |
Online |
Online |
Performance Evaluation of Digital Pre-Distortion based Linearizer using Operation Point Estimation Pilot for Mobile Terminal in Non-linear HPA with AM/AM and AM/PM Characteristics Atsushi Masubuchi, Akira Tada, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2020-59 |
With the increase in uplink speeds and the use of millimeter wave bands, it is required to futher improve the power util... [more] |
SRW2020-59 pp.29-34 |
RCS, SR, SRW (Joint) |
2020-03-05 14:15 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
Preliminary Study of HPA Linearization System using Look-up Table of HPA Input-Output Characteristics Akira Tada, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) RCS2019-368 |
In order to reduce adjacent channel leakage power (ACLP) caused by small output back-off operation of HPA (High Power Am... [more] |
RCS2019-368 pp.245-249 |
SAT, RCS (Joint) |
2018-08-09 09:05 |
Iwate |
Iwate University |
[Encouragement Talk]
Highly available base station configuration technique for satellite communication systems Yoshinori Suzuki, Kouhei Suzaki, Munehiro Matsui, Akira Matsushita, Koichi Harada, Fumihiro Yamashita (NTT) SAT2018-28 |
Base stations for island satellite communication systems and disaster recovery satellite communication systems generally... [more] |
SAT2018-28 pp.1-6 |
MW |
2014-06-26 11:15 |
Aichi |
Toyohashi Univ. of Tech. |
Design of Microwave Highpass Filters Using Microstrip Coupled-Line Structures Junichi Tsurumi, Naoto Watanabe, Zhewang Ma, Masataka Ohira (saitama Univ.) MW2014-46 |
In this paper, a novel compact microstrip highpass filter is proposed by using a microstrip coupled-line hairpin resonat... [more] |
MW2014-46 pp.23-28 |
PN, EMT, LQE, OPE, MWP, EST, IEE-EMT [detail] |
2013-01-24 13:25 |
Osaka |
Osaka Univ. (Suita) |
Design of Microstrip Bandpass Filters with Multiple Transmission Zeros By Combining Compact Lowpass and Highpass Filters Ryosuke Akimoto, Zhewang Ma, Masataka Ohira (Saitama Univ), Chun-Ping Chen, Tetsuo Anada (Kanagawa Univ) PN2012-41 OPE2012-150 LQE2012-142 EST2012-77 MWP2012-59 |
In this paper, we design microstrip bandpass filters (BPFs) with multiple transmission zeros by combining compact lowpas... [more] |
PN2012-41 OPE2012-150 LQE2012-142 EST2012-77 MWP2012-59 pp.65-72 |
MW |
2012-10-18 11:35 |
Tochigi |
Utsunomiya Univ. |
Design of Highpass Filters Consisting of Parallel-Connected Microstrip Transmission Line and Coupled-Lines Ryosuke Akimoto, Zhewang Ma, Masataka Ohira (Saitama Univ.) MW2012-88 |
In this paper, a highpass filter consisting of parallel-connected microstrip transmission line and coupled-lines is ana... [more] |
MW2012-88 pp.41-46 |
MW |
2011-10-20 11:30 |
Tokyo |
The University of Electro-Communications |
A Designing Microwave Tunable Amplifier for Multi-Band Akira Nagashio, Hitoshi Ishida (GNCT) MW2011-90 |
This paper describes a method of designing a Microwave Tunable Amplifier for Multi-Band. This design method is using a v... [more] |
MW2011-90 pp.29-32 |
RCS, SAT (Joint) |
2011-08-26 10:45 |
Niigata |
Niigata Univ. |
High Efficient Power Amplification of M-ary Modulated Signal by Spatial Superposition Masayoshi Tanaka (Nihon Univ.), Hiroyasu Madate (Kyosera) SAT2011-32 |
This paper presents a new spatial power combining technology suitable for superposed M-ary modulated communication syste... [more] |
SAT2011-32 pp.87-92 |
VLD |
2011-03-02 15:05 |
Okinawa |
Okinawaken-Danjo-Kyodo-Sankaku Center |
An Energy-efficient ASIP Synthesis Method Using Scratchpad Memory and Code Placement Optimization Yoshinori Shimada, Youhua Shi, Nozomu Togawa, Masao Yanagisawa, Tatsuo Ohtsuki (Waseda Univ.) VLD2010-120 |
In this paper, we propose an energy-efficient ASIP synthesis method using scratchpad memory.
Due to the fact that a si... [more] |
VLD2010-120 pp.25-30 |
SANE, SAT (Joint) |
2011-02-25 10:15 |
Hyogo |
NICT Kobe Research Laboratories |
High Efficient Power Amplification of M-ary Modulated Signal
-- Spatially Superposition -- Hiroyasu Madate, Masayoshi Tanaka (Nihon Univ.) SAT2010-85 |
This paper presents a new spatial power combining technology suitable for superposed M-ary modulated communication syste... [more] |
SAT2010-85 pp.55-60 |
ED |
2010-10-26 11:10 |
Kyoto |
|
Development of Short Warm Up Ku-band 250W TWT Akira Chiba, Junichi Kobayashi, Yuudai Ninomiya, Shuuji Abiko, Takashi Kanamoto, Junichi Matsuoka (NCS) ED2010-140 |
NETCOMSEC Co. Ltd. developed a Short Warm Up Ku-band 250W TWT (Traveling Wave Tube) as an amplifier which is used for sa... [more] |
ED2010-140 pp.61-65 |
VLD, CPSY, RECONF, DC, IPSJ-SLDM, IPSJ-ARC (Joint) [detail] |
2007-11-20 10:30 |
Fukuoka |
Kitakyushu International Conference Center |
An ILP Model of Code Placement Problem for Minimizing the Energy Consumption in Embedded Processors Yuriko Ishitobi, Tohru Ishihara, Hiroto Yasuura (Kyushu Univ.) |
This paper formulates a code placement problem to optimize the total energy consumption of a CPU core, on-chip memories ... [more] |
VLD2007-75 DC2007-30 pp.31-36 |
PN, NS (Joint) |
2006-12-15 12:45 |
Aichi |
Nagoya Univ. |
Dynamic Management of Computing and Network Resources with PID Feedback Control in Optical Grid Takuji Tachibana, Kiminao Kogiso, Kenji Sugimoto (NAIST) PN2006-44 |
In this paper, in order to utilize computing and network resources effectively in optical grid, we proposed a dynamic re... [more] |
PN2006-44 pp.23-26 |
MW, ED |
2005-11-17 14:00 |
Saga |
|
A High Humidity Resistance and High Power Density TaN/Au T-gate pHEMT for Ka-band Applications Hirotaka Amasuga, Seiki Goto, Toshihiko Shiga, Masahiro Totsuka, Hajime Sasaki, Tetsuo Kunii, Yoshitsugu Yamamoto, Akira Inoue, Tomoki Oku, Takahide Ishikawa (Mitsubishi Electric Corp.) |
A 0.8 W/mm high power pHEMT with high resistance to humidity is reported. By using tantalum nitride as the refractory ga... [more] |
ED2005-166 MW2005-121 pp.45-49 |