Kohei Fujiwara

Automatic bias control for radio-over-fiber-based train communication network system with single-sideband modulation

Atsushi Kanno, Naokatsu Yamamoto, Kohei Fujiwara, 2019, OPTO.

Low transmission loss, simple, and broadband waveguide-to-microstrip line transducer in V-, E- and W-band

Kohei Fujiwara, Takeshi Kobayashi, 2017, IEICE Electron. Express.

Japanese Waseda Shorthand Recognition

Jungpil Shin, Kohei Fujiwara, 2011 .

Low-cost W-band frequency converter with broad-band waveguide-to-microstrip transducer

Kohei Fujiwara, Takeshi Kobayashi, Takeshi Kobayashi, 2016, 2016 Global Symposium on Millimeter Waves (GSMM) & ESA Workshop on Millimetre-Wave Technology and Applications.

Development of a very low-cost down converter for the IEEE802.11ad wireless network appliance test

Kohei Fujiwara, Nobuhiko Shibagaki, Takeshi Kobayashi, 2015, 2015 IEEE Radio and Wireless Symposium (RWS).

A low cost and simple structure IEEE802.11ad wireless network appliance test system using Gunn oscillator and fundamental mixer

Kohei Fujiwara, Atsushi Nakagawa, Shingo Ozaki, 2017, 2017 IEEE Asia Pacific Microwave Conference (APMC).

2A1-Q03 Real-time update Path Planning for MMS(Car Robotics & ITS)

Yoshiharu Amano, Takumi Hashizume, Kohei Fujiwara, 2013 .

A low-cost IEEE802.11ad wireless network appliance test system with Mixed Domain Oscilloscope and down converter

Kohei Fujiwara, Takeshi Kobayashi, Junichi Ukita, 2015, 2015 European Microwave Conference (EuMC).

GRASP OF OUTDOOR HEAT ENVIRONMENT AT NAGANO CITY URBAN AREA BASED ON MEASUREMENT AND NUMERICAL SIMULATION ANALYSIS

Kohei Fujiwara, Naoki Takagi, Yutaro Namoto, 2011 .

IEEE 802.11ad Packet Transmission Based SSB Optical Modulation on Radio-Over-Fiber in the 90-GHz Band

Atsushi Kanno, Kohei Fujiwara, Koichi Tokita, 2018, 2018 48th European Microwave Conference (EuMC).

Radio-over-fiber based IEEE802.11ad packet transmission in 90 GHz band

Atsushi Kanno, Kohei Fujiwara, 2017, 2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).

Microstrip antenna and rectifier for wireless power transfar at 94GHz

Kohei Fujiwara, Kohei Shimamura, Yuki Okamoto, 2017, 2017 IEEE Wireless Power Transfer Conference (WPTC).