Jun TAKEUCHI


Alignment Control System Using Beam-Tilting 1-D Waveguide-Slot Array Antennas for 120-GHz-Band Corporate-Feed High-Gain 2-D Arrays
Akihiko HIRATA Jun TAKEUCHI Keisuke HASHIMOTO Jiro HIROKAWA 
Publication:   
Publication Date: 2017/01/01
Vol. E100-B  No. 1  pp. 158-166
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
alignment controlmillimeter wavesplate-laminated waveguidediffusion bondingslot antenna
 Summary | Full Text:PDF(2.2MB)

120-GHz-Band Amplifier Module with Hermetic Sealing Structure for 10-Gbit/s Wireless System
Hiroyuki TAKAHASHI Toshihiko KOSUGI Akihiko HIRATA Jun TAKEUCHI Koichi MURATA Naoya KUKUTSU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/06/01
Vol. E97-C  No. 6  pp. 583-591
Type of Manuscript:  PAPER
Category: Electronic Components
Keyword: 
millimeter-wavewaveguideconnection techniquewireless communication
 Summary | Full Text:PDF(2.3MB)

A Finline Orthomode Transducer for 120-GHz-Band Wireless Links
Jun TAKEUCHI Akihiko HIRATA Hiroyuki TAKAHASHI Naoya KUKUTSU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/02/01
Vol. E97-C  No. 2  pp. 111-119
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
ortho-mode transducer (OMT)finlinemillimeter wavespolarization-multiplexing
 Summary | Full Text:PDF(4.5MB)

10-Gbit/s Bidirectional and 20-Gbit/s Unidirectional 2-ch Wireless Data Transmission System Using 120-GHz-Band Finline Orthomode Transducers
Jun TAKEUCHI Akihiko HIRATA Hiroyuki TAKAHASHI Naoya KUKUTSU Yoshiaki YAMADA Kei KITAMURA Mitsuhiro TESHIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/02/01
Vol. E97-C  No. 2  pp. 101-110
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
ortho-mode transducer (OMT)finlinemillimeter wavespolarization-multiplexing
 Summary | Full Text:PDF(3.1MB)

Evaluation of Interference between Parallel 120-GHz-Band Wireless Link Systems with High-Gain Cassegrain Antennas
Jun TAKEUCHI Akihiko HIRATA Hiroyuki TAKAHASHI Naoya KUKUTSU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/10/01
Vol. E96-C  No. 10  pp. 1294-1300
Type of Manuscript:  Special Section PAPER (Special Section on Emerging Technologies and Applications for Microwave and Millimeter-Wave Systems)
Category: 
Keyword: 
millimeter-wave radio communicationsbroadband communicationsphotodiodeHEMT
 Summary | Full Text:PDF(995.8KB)

Design and Measurement of the Plate Laminated Waveguide Slot Array Antenna and Its Feasibility for Wireless Link System in the 120 GHz Band
Dongjin KIM Jiro HIROKAWA Kimio SAKURAI Makoto ANDO Takuma TAKADA Tadao NAGATSUMA Jun TAKEUCHI Akihiko HIRATA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/08/01
Vol. E96-B  No. 8  pp. 2102-2111
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
waveguide antennadiffusion bondingfull corporate feeddata transmission
 Summary | Full Text:PDF(3.3MB)