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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 16 of 16  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
ED, THz 2017-12-19
09:00
Miyagi RIEC, Tohoku Univ [Invited Talk] Development of Antimonide-Based Transistors
Hiroki Fujishiro, Kyosuke Isono, Takuto Takahashi, Yoshiaki Harada, Naoki Oka, Jun Takeuchi, Yui Fujisawa (TUS), Sachie Fujikawa (Tokyo Denki Univ.), Ryuto Machida (TUS), Issei Watanabe, Yoshimi Yamashita, Akira Endoh, Shinsuke Hara, Akifumi Kasamatsu (NICT) ED2017-81
Quantum corrected Monte Carlo simulation shows that the InSb HEMT exhibits intrinsic fT more than 1 THz from Vds of arou... [more] ED2017-81
pp.33-36
MW 2016-01-14
16:00
Tokyo Kikai-Shinko-Kaikan Bldg. Beam steering of 120-GHz-band planar slot array antenna
Akihiko Hirata, Jun Takeuchi (NTT), Jiro Hirokawa (Tokyo Tech.) MW2015-164
In this report, we report on the examination results of the beam scanning using the 120-GHz-band planar slot array anten... [more] MW2015-164
pp.27-30
MWP 2015-11-27
16:35
Tokyo Kikai-Shinko-Kaikan Bldg. Effects of antenna near field pattern on the transmission characetristics of close-proximity 120-GHz-band wireless system
Akihiko Hirata, Jun Takeuchi (NTT) MWP2015-59
 [more] MWP2015-59
pp.35-39
EMT, MW, OPE, MWP, EST, IEE-EMT [detail] 2015-07-16
09:45
Hokkaido Kushiro City Lifelong Learning Center Study on 120-GHz-band low-power wireless equipment using photonic technologies
Akihiko Hirata, Jun Takeuchi (NTT) EMT2015-8 MW2015-46 OPE2015-20 EST2015-12 MWP2015-11
 [more] EMT2015-8 MW2015-46 OPE2015-20 EST2015-12 MWP2015-11
pp.1-4
MW, ED 2015-01-15
14:40
Tokyo Kikai-Shinko-Kaikan Bldg. Stabilization of the temperature characteristics of millimeter-wave modules for 120-GHz-band wireless link
Akihiko Hirata, Jun Takeuchi (NTT) ED2014-119 MW2014-183
 [more] ED2014-119 MW2014-183
pp.13-17
MW 2014-05-23
15:00
Kyoto Doshisha Univ. Design and Fabrication of a Dual-polarization Corporate-feed Waveguide 32x32-slot Array Antenna for 120 GHz Band
Keisuke Hashimoto (Tokyo Tech), Jun Takeuchi (NTT), Jiro Hirokawa (Tokyo Tech), Akihiko Hirata (NTT), Makoto Ando (Tokyo Tech) MW2014-38
In this paper, we design a dual-polarization corporate-feed plate-laminated waveguide 32x32-slot array antenna for 120 G... [more] MW2014-38
pp.85-90
ED, MW 2014-01-17
11:00
Tokyo Kikai-Shinko-Kaikan Bldg. A Linear Array of Transverse Slots without Cross-polarization on a Hollow Rectangular Waveguide in the 120-GHzBand
Duong Nhu Quyen, Makoto Sano, Jiro Hirokawa, Makoto Ando (Tokyo Inst. of Tech.), Jun Takeuchi, Akihiko Hirata (NTT) ED2013-126 MW2013-191
 [more] ED2013-126 MW2013-191
pp.91-96
ED, MW 2014-01-17
11:25
Tokyo Kikai-Shinko-Kaikan Bldg. 120-GHz-band 10-Gbit/s Fully-integrated Wireless Equipment using QPSK Transmitter and Receiver based on InP HEMT MMICs
Hiroyuki Takahashi, Jun Takeuchi, Akihiko Hirata (NTT) ED2013-127 MW2013-192
 [more] ED2013-127 MW2013-192
pp.97-102
ED, MW 2014-01-17
11:50
Tokyo Kikai-Shinko-Kaikan Bldg. Dual-channel data transmission over 120-GHz-band wireless link using planar slot array antenna
Jun Takeuchi, Akihiko Hirata (NTT), Jiro Hirokawa (Tokyo Inst. of Tech.) ED2013-128 MW2013-193
 [more] ED2013-128 MW2013-193
pp.103-108
AP 2013-05-17
13:50
Oita Beppu International Convention Center B-ConPlaza 64x64-element and 32x32-element slot array antennas using double-layer hollow-waveguide corporate-feed in the 120 GHz band
Dongjin Kim, Jiro Hirokawa, Makoto Ando (Tokyo Inst. of Tech.), Jun Takeuchi, Akihiko Hirata (NTT) AP2013-29
 [more] AP2013-29
pp.77-80
MW, ED 2013-01-17
16:00
Tokyo Kikai-Shinko-Kaikan Bldg. Double-layer Corporate-feed Hollow-waveguide Slot Array Antenna and Its Data Transmission Test Results in millimeter wave band
Dongjin Kim, Jiro Hirokawa, Makoto Ando (Tokyo Institute of Tech.), Jun Takeuchi, Akihiko Hirata (NTT), Tadao Nagatsuma (Osaka Univ.) ED2012-115 MW2012-145
 [more] ED2012-115 MW2012-145
pp.17-22
MW, ED 2013-01-17
16:25
Tokyo Kikai-Shinko-Kaikan Bldg. 120-GHz-band 20-Gb/s QPSK Transmitter and Receiver modules
Hiroyuki Takahashi, Toshihiko Kosugi, Akihiko Hirata, Jun Takeuchi, Koichi Murata, Naoya Kukutsu (NTT) ED2012-116 MW2012-146
NTT laboratories are developing a 120-GHz-band wireless link using quadrature-phase-shift keying (QPSK). We have reporte... [more] ED2012-116 MW2012-146
pp.23-28
MW, ED 2013-01-17
16:50
Tokyo Kikai-Shinko-Kaikan Bldg. Evaluation of fade slope due to weather for 120-GHz-band wireless link
Akihiko Hirata, Jun Takeuchi, Hiroyuki Takahashi, Naoya Kukutsu (NTT) ED2012-117 MW2012-147
NTT has been developing 120-GHz-band wireless link that can transmit 10-Gbit/s data in order to meet the increase in the... [more] ED2012-117 MW2012-147
pp.29-33
MWP, OPE, MW, EMT, EST, IEE-EMT [detail] 2012-07-26
09:55
Hokkaido Hokkaido Univ. 120-GHz-band outddor wireless link using photonics and electronic technologies
Akihiko Hirata, Hiroyuki Takahashi, Jun Takeuchi, Naoya Kukutsu, Toshihiko Kosugi, Koichi Murata (NTT) MW2012-29 OPE2012-22 EST2012-11 MWP2012-10
NTT has been developing outdoor 120-GHz-band wireless link that can transmit 10-Gbit/s data in order to meet the require... [more] MW2012-29 OPE2012-22 EST2012-11 MWP2012-10
pp.11-15
MW 2011-11-25
14:45
Okinawa   Hermetic Sealing Technique for F-band Waveguides and Packages
Hiroyuki Takahashi, Toshihiko Kosugi, Akihiko Hirata, Jun Takeuchi, Koichi Murata, Naoya Kukutsu (NTT) MW2011-123
Outdoor systems operating at frequencies of over 100 GHz need secure seals for rectangular waveguides to protect against... [more] MW2011-123
pp.59-64
OPE, MW, MWP, EMT, EST, IEE-EMT [detail] 2011-07-21
09:05
Hokkaido   Study of Polarization Division Duplexing for 120-GHz-band Wireless Link
Jun Takeuchi, Akihiko Hirata, Hiroyuki Takahashi, Naoya Kukutsu (NTT) MW2011-41 OPE2011-28 EST2011-27 MWP2011-9
 [more] MW2011-41 OPE2011-28 EST2011-27 MWP2011-9
pp.1-6
 Results 1 - 16 of 16  /   
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