Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
MW, AP (Joint) |
2021-09-10 11:35 |
Online |
Online |
Broadband and Highly Accurate Calibration of Input Impedance for a Coaxial-Tip Using an LCR Meter Based on the RF I-V Method and Related Application to Dielectric Measurement for Liquids Kouji Shibata (Hachinohe Inst. of Tech.), Kohei Fujiwara (TIRI) MW2021-36 |
(To be available after the conference date) [more] |
MW2021-36 pp.18-23 |
MW |
2021-05-20 13:05 |
Online |
Online |
Development of waveguide based on 3D printing with plating on plastic technology in V- and D-band Kohei Fujiwara, Ryuichi Kobayashi, Satoshi Kuwahara, Yuta Watanabe, Kohei Takizawa, Shota Takemura (TIRI) MW2021-5 |
In general, a waveguide part is expensive and has a good thermal conductivety because of based on copper alloy. Therefor... [more] |
MW2021-5 pp.1-4 |
MW, EST, EMCJ, PEM, IEE-EMC [detail] |
2020-10-22 09:55 |
Online |
Online |
V-Band six-port type reflectometer based reflection measurement system using a standing wave detector Kohei Fujiwara, Kouichi Tokita (TIRI), Toshiyuki Yakabe (MPL) EMCJ2020-26 MW2020-40 EST2020-28 |
A general vector network analyzer employs the super-heterodyne scheme to expand a measuring frequency band, easily. On t... [more] |
EMCJ2020-26 MW2020-40 EST2020-28 pp.9-13 |
MWP |
2019-05-22 16:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Study of automatic bias control system for middle- and long-range radio over fiber transmission Atsushi Kanno, Naokatsu Yamamoto (NICT), Kohei Fujiwara, Kouichi Tokita (TIRI) MWP2019-4 |
We study a method of an automatic bias voltage controller for the optical single-sideband (SSB) modulation. The SSB modu... [more] |
MWP2019-4 pp.15-18 |
MW, ICD |
2019-03-15 13:05 |
Okinawa |
|
IEEE802.11ad test system based low phase noise Gunn oscillator and fundamental mixer Kohei Fujiwara, Hidehiko Yamaoka (TIRI), Tatsunori Onzuka, Shingo Ozaki (NDK), Yoneo Akita, Yoshikazu Fujinaka (Mebius) MW2018-174 ICD2018-118 |
We developed a simple-structure IEEE802.11ad test system in the 60 GHz band. The test system based on a down-converter c... [more] |
MW2018-174 ICD2018-118 pp.97-102 |
EST, MW, EMCJ, IEE-EMC [detail] |
2018-10-18 16:10 |
Aomori |
Hachinohe Chamber of Commerce and Industry(Hachinohe city, Aomori) |
A Simple-structure Automotive FMCW Radar Test System using PLL-Gunn Oscillator and Fundamental Mixer Kohei Fujiwara, Hidehiko Yamaoka (TIRI), Tatsunori Onzuka, Shingo Ozaki (NIHON DEMPA KOGYO), Yoneo Akita, Yoshikazu Fujinaka (Mebius) EMCJ2018-44 MW2018-80 EST2018-66 |
We developed a simple-structure 79 GHz FMCW radar test system for an automobile. The test system based on a down-convert... [more] |
EMCJ2018-44 MW2018-80 EST2018-66 pp.65-70 |
MWP |
2018-05-18 16:35 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Radio-over-Fiber based SSB optical modulation on IEEE802.11ad packet transmission in 90-GHz band Kohei Fujiwara (TIRI), Atsushi Kanno (NICT), Koichi Tokita (TIRI) MWP2018-5 |
We demonstrated IEEE802.11ad compliant packet transmission in the W-band using a radio-over-fiber technology with a sing... [more] |
MWP2018-5 pp.23-26 |
SRW |
2014-06-16 11:10 |
Kanagawa |
Mitsubishi Electric |
Development of a frequency converter using the harmonic mixer for Ultra Wide Band communications in 60 GHz band Kohei Fujiwara, Takeshi Kobayashi (TIRI), Nobuhiko Shibagaki, Hiroshi Hanyu (Hitachi) SRW2014-4 |
We developed a down converter based on the harmonic mixer for 60 GHz band wireless communications as IEEE802.11ad/15.3c.... [more] |
SRW2014-4 pp.17-21 |
SRW |
2013-06-17 13:50 |
Kanagawa |
Fujitsu |
Evaluation of 60 GHz band harmonic mixers using a vector network analyzer Kohei Fujiwara, Takeshi Kobayashi (TIRI), Nobuhiko Shibagaki, Hiroshi Hanyu (Hitach) SRW2013-17 |
[more] |
SRW2013-17 pp.31-34 |