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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 19 of 19  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
PEM
(Workshop)
2019-11-18
- 2019-11-19
Mie Sinfonia Technology Hibiki Hall Ise (Ise Tourism and Culture Hall) 28 GHz-Band Antenna-Coupled Electrode Electro-Optic Modulators for 5G Mobaile comunication Systems and Antenna Mesurement Systems.
Hiroto Yokohashi (Mie Univ), Sayaka Matsukawa (AIST), Yui Otagaki (King's college London), Hidehisa Shiomi (Osaka Univ), Masahiro Sato, Yoshikazu Toba (SEIKO GIKEN Co.Ltd), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ)
Antenna-coupled electrode electro-optic (EO) modulators operating in the 28-GHz band were analyzed, designed and fabrica... [more]
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] 2019-07-18
17:05
Hokkaido Hakodate City Central Library 28 GHz-Band Antenna-Coupled Electrode Electro-Optic Modulators for 5G Mobile Communication Systems
Hiroshi Murata, Hiroto Yokohashi (Mie Univ.), Sayaka Matsukawa (AIST), Yui Otagaki (King's College), Hidehisa Shiomi (Osaka Univ.), Masahiro Sato, Yoshikazu Toba (SEIKO GIKEN), Satoru Kurokawa (AIST) EMT2019-32 MW2019-45 OPE2019-36 EST2019-34 MWP2019-32
Antenna-coupled-electrode electro-optic (EO) modulators operating in the 28-GHz band were analyzed, designed and fabrica... [more] EMT2019-32 MW2019-45 OPE2019-36 EST2019-34 MWP2019-32
pp.149-154
EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] 2018-01-26
11:10
Hyogo   Current Status of International Standardization of Electric-field Measurement System Using Optical Electric-field Sensor
Michitaka Ameya, Satoru Kurokawa (AIST), Yoshikazu Toba (SEIKOH GIKEN), Yoshihiro Imajo, Koji Uematsu (Stack electronics)
 [more]
AP 2017-04-20
10:55
Osaka Osaka university Optical fiber link port extender for vector network analyzer in full 2-port calibration -- Antenna measurement for broadband antenna up to 4GHz --
Satoru Kurokawa, Masanobu Hirose (AIST), Yoshikazu Toba, Masatoshi Onizawa, Jun Ichijo (Seiko Giken) AP2017-2
 [more] AP2017-2
pp.7-12
EMCJ, WPT, PEM
(Joint)
2016-11-24
11:05
Tokyo Kikai-Shinko-Kaikan Bldg. Antenna Self Calibration Measurement Using Bi-directional Optical Fiber Link System
Satoru Kurokawa, Masanobu Hirose (AIST), Yoshikazu Toba, Masatoshi Onizawa, Jun Ichijo (Seiko Giken)
 [more]
EMCJ, IEE-EMC, IEE-MAG 2016-06-03
12:55
Overseas NTU, Taiwan A study on system characterization of an optical E-field probe
Takehiro Morioka, Satoru Kurokawa (AIST), Jun Ichijou, Yoshikazu Toba (SEIKOH GIKEN) EMCJ2016-38
 [more] EMCJ2016-38
p.73
LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] 2016-01-29
15:05
Hyogo   Development of Antenna Radiation Monitor Using Electro-Optic Sensor
Yoji Kawai, Shinichi Hirata, Tomohiko Sugimoto (NHK), Yoshikazu Toba (SEIKOH GIKEN), Koichiro Imamura (NHK)
 [more]
LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] 2016-01-29
15:30
Hyogo   Antenna measurement using a dual directional type optical fiber link transceiver
Satoru Kurokawa, Masanobu Hirose (AIST), Yoshikazu Toba (Seiko giken)
 [more]
PEM
(2nd)
2015-11-27
- 2015-11-28
Kyoto Doshisha Univ. [Poster Presentation] Optical E-field probe characterization in a TEM cell
Takehiro Morioka (AIST), Yoshikazu Toba, Jun Ichijo (SEIKOH GIKEN), Satoru Kurokawa (AIST)
A well-defined E-field is necessary for the characterization of the E-field probes. A transverse electromagnetic (TEM) c... [more]
AP
(2nd)
2014-04-25
11:00
Miyagi Aoba Memorial Hall (Sendai) Antenna measurement using a super luminescent diode type electromagnetic field sensor system.
Satoru Kurokawa, Masanobu Hirose (AIST), Yoshikazu Toba (Seiko giken), Michitaka Ameya (AIST)
 [more]
AP, PEM
(Joint)
2013-10-03
14:25
Ishikawa Kanazawa Univ. Satellite-Plaza Antenna Property Measurement for EMI Broadband Antenna Using Simple Optical Fiber Link Modules
Satoru Kurokawa (AIST), Yoshikazu Toba (SEIKOH GIKEN), Masanobu Hirose, Michitaka Ameya (AIST)
To determine the antenna gain and antenna factor of broadband antennas for electromagnetic interference measurement, we ... [more]
PEM
(2nd)
2013-06-27
- 2013-06-28
Hokkaido Hokkaido Univ. Improvement of output stability of the optical E-field sensor
Yoshikazu Toba, Jun Ichijo (SEIKO GIKEN), Takehiro Morioka, Satoru Kurokawa (AIST)
We studied the factors of output-power fluctuation of the optical E-field sensor using LN optical modulator.
As a resu... [more]

AP, ITE-BCT 2012-02-10
13:00
Hiroshima NHK Hiroshima Considerations of Lumped Constant Type LN Optical Modulator operating at 10GHz Band
Satoshi Matsuo, Kazuhisa Haeiwa (Hiroshima City Univ.), Yoshikazu Toba (SEIKOH GIKEN Corp.), Takeshi Kamio, Hisato Fujisaka (Hiroshima City Univ.)
 [more]
OPE, EMT, MW 2009-07-30
15:40
Hokkaido Asahikawa Civic Culture Hall [Invited Talk] Optical remote antenna system for digital terrestrial TV broadcasting
Yoshikazu Toba (SEIKOH GIKEN), Kazuhisa Haeiwa (Hiroshima City Univ) MW2009-39 OPE2009-39
Optical remote antenna system can be constructed using an optical modulator of Mach-Zehnder type, in which the intensity... [more] MW2009-39 OPE2009-39
pp.47-52
OPE, EMT, MW 2008-07-24
13:30
Hokkaido   [Invited Talk] Radio wave transmitting system using an optical modulator
Yoshikazu Toba (SEIKOH GIKEN), Kazuhisa Haeiwa (Hiroshima City Univ.) MW2008-54 OPE2008-37
 [more] MW2008-54 OPE2008-37
pp.43-48
EMD, R 2008-02-15
11:05
Kyoto   Reliability design and applications for the Non power supply type optical transmission unit
Yoshikazu Toba (Seikoh Giken), Kazuaki Wakai (ITEC) R2007-60 EMD2007-115
Non power supply type optical transmission unit can be avoided the lighting surge attack between the reception site and ... [more] R2007-60 EMD2007-115
pp.7-12
RCS, SIP 2008-01-25
10:55
Hiroshima Hiroshima City Uni. Considerations of Optimum Electrode Structure for an LN Optical Modulator in the Microwave Band
Kyohei Ike, Kazuhisa Haeiwa, Takeshi Kamio, Hisato Fujisaka, Chang-Jun Ahn (Hiroshima City Univ.), Yoshikazu Toba (SEIKOH GIKEN) SIP2007-166 RCS2007-169
 [more] SIP2007-166 RCS2007-169
pp.49-54
MW 2005-12-16
09:00
Hiroshima   Optimum Design Considerations for a Radio Receiving System with an Optical Modulator
Hironori Nakamura, Yasuyoshi Ogata, Kensuke Suenaga, Takeshi Morichika, Kazuhisa Haeiwa (Hiroshima City Univ.), Yoshikazu Toba (NEC TOKIN)
We have developed a radio wave receiving system with an LN optical modulator without power supply for UHF band TV relay ... [more] MW2005-128
pp.1-6
LQE, OCS, OPE 2004-11-04
15:10
Fukuoka Kyushu Institute of Technology Development of a wide dynamic ranged radio wave receiving system with an optical modulator and DFB laser
Kazuhisa Haeiwa, Hironori Nakamura (Hiroshima City Univ.), Yoshikazu Toba, Masatoshi Onizawa, Shigenori Torihata (NEC Tokin), Takayuki Yamashita (NHK), Yasuki Ozaki (NHK ITEC)
We developed a cost-effective, high efficient and wide dynamic range radio wave transmitting system using an LN optical ... [more] OCS2004-87 OPE2004-152 LQE2004-96
pp.27-32
 Results 1 - 19 of 19  /   
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