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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 34  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, AP, UWT
(Joint)
2022-11-15
14:05
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Design of a triple-band varactor-loaded single-layer miniaturized microstrip antenna fed by an L-probe with straight shorted elements
Ibuki Asahina, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2022-152
This paper presents a triple-band varactor-loaded single-layer miniaturized multi-ring microstrip antenna (MR-MSA) with ... [more] AP2022-152
pp.29-34
AP, RCS
(Joint)
2021-11-10
14:55
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
A consideration on improvement of cross polarization of a varactor-loaded dual-band miniaturized planar antenna fed by an L-probe with straight shorted elements
Ibuki Asahina, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2021-104
This paper presents a varactor-loaded dual-band miniaturized multi-ring microstrip antenna (MR-MSA) with straight shorte... [more] AP2021-104
pp.22-27
AP 2021-10-07
13:00
Online Online [Poster Presentation] A consideration on a varactor-loaded dual-band multi-ring microstrip antenna fed by an L-probe with straight shorted elements
Ibuki Asahina, Shohei Honda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2021-74
This paper presents a varactor-loaded dual-band multi-ring microstrip antenna fed by an L-probe with straight shorted el... [more] AP2021-74
pp.28-32
MW 2021-03-05
10:30
Online Online Design of Tunable Filtering Array Antenna with Constant Absolute Bandwidth
Takuya Sakemoto, Masataka Ohira, Zhewang Ma (Saitama Univ.), Akihiiro Yamada (Nippon Antenna) MW2020-91
In recent years, the demand for tunable antennas has been increasing with the rapid growing various wireless communicati... [more] MW2020-91
pp.1-6
AP 2019-10-17
12:30
Osaka Osaka Univ. [Poster Presentation] A consideration on varactor-loaded frequency-tunable dual-band shorted multi-ring microstrip antennas fed by an L-probe with reduced patch area in half
Shohei Honda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2019-88
This paper presents varactor-loaded dual-band single-layer shorted multi-ring microstrip antennas with reduced patch are... [more] AP2019-88
pp.43-48
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] 2019-07-18
14:45
Hokkaido Hakodate City Central Library Study on distribution and selection circuit of radio signal between multiple antennas and multiple receivers applying RoF technology
Tomohiro Akiyama, Junya Nishioka, Akihiro Fujie, Toshiyuki Ando (Mitsubishi Electric Corp.) EMT2019-27 MW2019-40 OPE2019-31 EST2019-29 MWP2019-27
In order to make effective use of radio waves, it is necessary to observe the radio wave environment and detect illegal ... [more] EMT2019-27 MW2019-40 OPE2019-31 EST2019-29 MWP2019-27
pp.121-126
AP 2019-05-16
14:05
Hyogo Kanpo-no-yado Arima (Arima Onsen, Hyogo) A consideration on frequency control of varactor-loaded dual-band single-layer multi-ring microstrip antennas with reduced bias circuits
Toru Ikeda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2019-3
This paper presents reduced bias circuit designs of frequency-tunable dual-band multi-ring microstrip antennas with vara... [more] AP2019-3
pp.13-18
MW, ED 2019-01-18
14:50
Tokyo Hitachi, Central Research Lab. Design of Microstrip Tunable Filtering Antenna with Constant Absolute Bandwidth
Tomoyasu Soma, Masataka Ohira, Zhewang Ma (Saitama Univ.) ED2018-87 MW2018-154
A tunable antenna that can change its resonant frequency electronically is one of promising components for future wirele... [more] ED2018-87 MW2018-154
pp.97-102
EMCJ, WPT
(Joint)
2018-06-15
11:25
Nagasaki   Auto Matching Circuit for Wireless Power Transfer System
Masayoshi Kanno (Bifrestec), Hisashi Shigetani, Kentaro Morito (TAIYO YUDEN) WPT2018-16
In the 6.78MHz wireless power transfer system using magnetic resonance, we propose an auto matching circuit by using vol... [more] WPT2018-16
pp.31-36
EMCJ, WPT
(Joint)
2018-06-15
11:50
Nagasaki   Voltage Controlled Tunable Device for Wireless Power Transfer System
Hisashi Shigetani, Kentaro Morito (Taiyo Yuden), Masayoshi Kanno (Bifrestec) WPT2018-17
In the auto matching circuit of 6.78MHz wireless power transfer system using magnetic resonance, we propose a voltage co... [more] WPT2018-17
pp.37-42
AP 2017-10-20
11:15
Aomori Hchinohe-Shoukou-Kaikan A consideration on a frequency-tunable circularly polarized ring microstrip antenna fed by an L-probe with varactor diodes
Yuma Ikeda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2017-102
This paper presents a frequency-tunable circularly-polarized ring microstrip antenna (MSA) fed by an L-probe with varact... [more] AP2017-102
pp.39-44
AP
(2nd)
2017-06-28
- 2017-06-30
Hokkaido Hokkaido University [Invited Talk] Frequency-tunable multiband microstrip antennas fed by an L-probe with varactor diodes
Yuichi Kimura (Saitama Univ.)
This paper presents various designs of frequency-tunable microstrip antennas fed by an L-probe with varactor diodes. In ... [more]
AP
(2nd)
2017-06-28
- 2017-06-30
Hokkaido Hokkaido University [Poster Presentation] An experimental study of varactor-loaded frequency-tunable single-layer ring microstrip antennas fed by an L-probe with reduced bias circuits
Toru Ikeda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.)
This paper presents varactor-loaded frequency-tunable single-layer ring microstrip antennas fed by an L-probe with reduc... [more]
AP
(2nd)
2017-06-28
- 2017-06-30
Hokkaido Hokkaido University [Poster Presentation] A fundamental study of a frequency-tunable circularly polarized ring microstrip antenna fed by an L-probe with varactor diodes
Yuma Ikeda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.)
This paper presents a frequency-tunable circularly polarized ring microstrip antenna fed by an L-probe with varactor dio... [more]
AP 2017-05-18
11:00
Miyazaki Hotel MERIEGES A consideration on frequency control of varactor-loaded single-layer ring microstrip antennas with reduced bias circuits
Toru Ikeda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2017-26
This paper presents reduced bias circuit designs of frequency-tunable ring microstrip antennas with varactor diodes. Two... [more] AP2017-26
pp.21-26
AP, MW
(Joint)
2016-09-16
15:10
Ibaraki AIST A Consideration on Frequency Control of a Single-Layer Multi-Ring Microstrip Antenna with Varactor Diodes
Toru Ikeda, Hanae Tateno, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2016-104
This paper presents design of a frequency-tunable multiband microstrip antenna with varactor diodes. In order to realize... [more] AP2016-104
pp.85-90
OPE, MW, EMT, MWP, EST, IEE-EMT [detail] 2016-07-21
10:25
Hokkaido   [Invited Talk] Power-Over-Fiber Using Double-Clad Fibers for Radio-Over-Fiber Systems
Motoharu Matsuura (Univ. of Electro-Commun.) EMT2016-7 MW2016-38 OPE2016-19 EST2016-8 MWP2016-9
This paper presents a power-over-fiber using double-clad fibers for optically powered remote antenna units in radio-over... [more] EMT2016-7 MW2016-38 OPE2016-19 EST2016-8 MWP2016-9
pp.7-12
AP 2016-01-15
16:30
Tokyo Takushoku University, Hachiouji Campus Characterization of a Tunable Circularly Polarized Microstrip Antenna With Varactor Diodes
Toshihiro Yamada, Eisuke NIshiyama, Ichihiko Toyoda (Saga Univ.) AP2015-188
In this paper, characterization of a tunable circularly polarized microstrip antenna which employs varactor diodes is pr... [more] AP2015-188
pp.115-120
MW, AP
(Joint)
2015-09-17
09:55
Tochigi Oyama National College of Tech. A Consideration on Frequency Control of a Multi-Ring Microstrip Antenna with Varactor Diodes
Shuhei Sato, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2015-80
This paper presents design of a frequency-tunable multiband microstrip antenna with varactor diodes. In order to realize... [more] AP2015-80
pp.5-10
OFT 2014-05-30
09:25
Yamagata   True Time Delay Beamforming Using Semiconductor Optical Amplifier and Tunable Dispersion Medium for Phased Array Antenna
Yamato Minamoto, Motoharu Matsuura (UEC) OFT2014-10
We demonstrated optical phased array antenna based on true-time delay(TTD) beamforming for radio-over-fiber using semico... [more] OFT2014-10
pp.45-50
 Results 1 - 20 of 34  /  [Next]  
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