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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW | 2023-03-02 10:00 |
Tottori | Tottori Univ. (Primary: On-site, Secondary: Online) |
A Ka-band Variable-Gain Phase Shifter Using Phase Compensation Technique with Varactors Akihito Hirai (Melco), Yuki Tsukui (MEE), Koji Tsutsumi, Kazutomi Mori (Melco)  MW2022-158 |
[more] | MW2022-158 pp.7-12 |
| MW | 2022-03-03 13:15 |
Online | Online | [Special Talk]
Vector Sum Phase Shifter Using Active gm-C Poly Phase Filter Akihito Hirai, Masaomi Tsuru, Kazutomi Mori, Mitsuhiro Shimozawa (Mitsubishi Electric Corp.) MW2021-119 |
[more] | MW2021-119 pp.48-53 |
| AP | 2021-12-16 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Design of a Short-Circuited Ring Patch Antenna with a Stacked Patch and a LNA Mounted on the Center of the Antenna Shunichi Ikeda, Kei Yokokawa, Narihiro Nakamoto, Akihito Hirai, Toru Fukasawa, Masataka Otsuka (Mitsubishi Electric Corp.) AP2021-133 |
[more] | AP2021-133 pp.25-30 |
| MW, WPT | 2020-04-23 12:50 |
Online | Online | V-band Vector-sum Phase Shifter with Two Frequency Mixing with Image Rejection Shinya Yokomizo, Akihito Hirai, Fujiwara Takanobu, Masaomi Tsuru (Mitsubishi Electric Corp.) WPT2020-2 MW2020-2 |
[more] | WPT2020-2 MW2020-2 pp.7-12 |
| ED, MW | 2020-01-31 09:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Phase Synchronization Technique Between Fractional-N PLLs by Correcting Phase Error due to Cycle Slip using Reference Delta-Sigma Modulator Sho Ikeda, Akihito Hirai, Koji Tsutsumi, Masaomi Tsuru (MELCO) ED2019-93 MW2019-127 |
[more] | ED2019-93 MW2019-127 pp.1-5 |
| MW | 2019-11-14 12:50 |
Okinawa | Minami Daido Villa. Tamokuteki Koryu Center | Phase detector based on mixer with sinusoidal output voltage using small delay Akihito Hirai, Masaomi Tsuru, Mitsuhiro Shimozawa (Mitsubishi Electric Corp) MW2019-100 |
[more] | MW2019-100 pp.1-5 |
| MW, ICD | 2019-03-14 14:25 |
Okinawa | Vector sum phase shifter using active PPF with transcondactance Akihito Hirai, Takanobu Fujiwara, Masaomi Tsuru, Mitsuhiro Shimozawa (Mitsubishi Electric Corp.) MW2018-163 ICD2018-107 |
[more] | MW2018-163 ICD2018-107 pp.37-42 |
|
| MW | 2018-11-15 13:05 |
Nagasaki | Fukue Cultural Hall | Wide frequency range digital frequency discriminator using time-to-digital converter and adaptive control of input counter for Instantaneous Frequency Measurement Akihito Hirai, Koji Tsutsumi, Masaomi Tsuru, Mitsuhiro Shimozawa (Mitsubishi Electric Corp.) MW2018-96 |
[more] | MW2018-96 pp.25-30 |
| MW | 2018-11-15 13:55 |
Nagasaki | Fukue Cultural Hall | Trial manufacture of V-band vector-sum phase shift mixer Shinya Yokomizo, Akihito Hirai, Fujiwara Takanobu, Masaomi Tsuru (Mitsubishi Electric Corp.) MW2018-98 |
V-band vector-sum phase shift mixer is developed. The vector-sum phase shift mixer is composed of VGAs (Variable Gain Am... [more] | MW2018-98 pp.35-40 |
| ICD, MW | 2018-03-02 13:25 |
Shiga | The University of Shiga Prefecture | Vector-sum phase shift mixer Akihito Hirai, Shinya Yokomizo, Fujiwara Takanobu, Mitsuhiro Shimozawa (Mitsubishi Electric Corp.Mitsubishi Electric Corp.) MW2017-194 ICD2017-118 |
[more] | MW2017-194 ICD2017-118 pp.97-102 |
| MW | 2017-11-10 09:45 |
Okinawa | Miyakojima Marin Terminal Bldg. | Active PPF using transconductance of transistor AKihito Hirai, Taknobu Fujiwara, Mitsuhiro Shimozawa (Mitsubishi Electric Crop.) MW2017-128 |
[more] | MW2017-128 pp.87-92 |
| SANE | 2017-05-22 11:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Digital Frequency Discriminator using Time-to-Digital Converter for Instantaneous Frequency Measurement Akihito Hirai, Koji Tsutsumi, Eiji Taniguchi, Mitsuhiro Shimozawa (Mitsubishi Electric Crop.) SANE2017-5 |
[more] | SANE2017-5 pp.23-28 |
| MW | 2016-11-17 13:50 |
Saga | Saga Univ. | Image Rejection Mixer with Tunable Poly Phase Filter using external reference resistor Akihito Hirai, Koji Tsutsumi, Mitsuhiro Shimozawa (Mitsubishi Electric) MW2016-121 |
An Image rejection mixer (IRM) with Poly Phase Filter (PPF) has been commonly used in RF transceiver integral circuits (... [more] | MW2016-121 pp.27-32 |
| MW | 2015-11-19 11:00 |
Okinawa | Univ. of the Ryukyus | High resolution and high precision Digital Frequency Discriminator using Time-to-Digital Converter for Instantaneous Frequency Measurement Akihito Hirai, Koji Tsutsumi, Eiji Taniguchi (Mitsubishi Electric Corp.) MW2015-122 |
[more] | MW2015-122 pp.11-16 |
| MW | 2014-11-21 16:10 |
Nagasaki | Nagasaki Univ. | The sampling clock circuit using a Manchester code and the data detection technique Yusuke Kitsukawa, Kenichi Tajima, Akihito Hirai, Hiroyuki Mizutani, Kenji Kawakami (Mitsubishi Electric) MW2014-147 |
The sampling clock circuit using a Manchester code and the data detection technique are described. The proposal techniqu... [more] | MW2014-147 pp.129-132 |
| ICD, ITE-IST | 2014-07-03 10:00 |
Shimane | Izumo-shi (Shimane) | Digital Frequency Discriminator using Time-to-Digital Converter for Instantaneous Frequency Measurement Akihito Hirai, Koji Tsutsumi, Eiji Taniguchi (Mitsubishi Electric) ICD2014-19 |
The Digital Frequency Discriminator (DFD) with delay lines has been commonly used at instantaneous frequency measurement... [more] | ICD2014-19 pp.1-6 |
| ICD, ITE-IST | 2013-07-05 11:00 |
Hokkaido | San Refre Hakodate | Development of 64 Linear Array ROIC for 3D Imaging LADAR Akihito Hirai, Koji Tsutsumi, Nobuki Kotake, Hidenobu Tsuji, Masaharu Imaki, Shumpei Kameyama, Eiji Taniguchi, Yoshihito Hirano (Mitsubishi Electric) ICD2013-35 |
[more] | ICD2013-35 pp.69-74 |
| MW | 2012-11-22 14:00 |
Okinawa | Fast and High Precision Phase Detector using an integrator with constant integration time Akihito Hirai, Koji Tsutsumi, Yoshinori Takahashi, Eiji Taniguchi (Mitsubishi Electric) MW2012-125 |
[more] | MW2012-125 pp.69-74 |
|
| SANE | 2012-05-18 11:30 |
Kanagawa | National Defense Academy of Japan | Development of 3D Imaging LADAR using linear array receiver, and demonstration of long range, high resolution, and real-time 3D imaging Nobuki Kotake, Shumpei Kameyama, Masaharu Imaki, Hidenobu Tsuji, Akihito Hirai, Mikio Takabayashi, Yoshihito Hirano (MELCO) SANE2012-13 |
In the previous study, we have introduced the concept of the real-time 3D imaging LADAR (LAser Detection And Ranging) us... [more] | SANE2012-13 pp.13-18 |
| ICD, ITE-IST | 2011-07-22 17:00 |
Hiroshima | Hiroshima Institute of Technology | Verification of O/E Converter with TIA at the laser detection and ranging system Akihito Hirai, Shumpei Kameyama, Masaharu Imaki, Hidenobu Tsuji, Kimio Asaka, Mitsuhiro Shimozawa (Mitsubisi Electric) ICD2011-37 |
[more] | ICD2011-37 pp.131-136 |
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