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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, LQE | 2020-11-20 15:30 |
Online | Online | Feasibility confirmation of high-security wireless communication using high-directivity THz Waves
-- Realization of AND operation by homodyne detection and heterodyne detection -- Yusuke Kawai, Kenta Yamauchi, Kazutoshi Kato (Kyushu Univ.)  OPE2020-55 LQE2020-35 |
We have been inventing a new encrypted methods to improve physical-layer security of wireless communication. As one of c... [more] | OPE2020-55 LQE2020-35 pp.53-57 |
| OPE, LQE | 2020-11-20 15:30 |
Online | Online | Sub-THz-Repetition Optical Waveform Measurement by Novel THz-wave Autocorrelator Ruo Yamamoto, Kazutoshi Kato (Kyushu Univ.) OPE2020-56 LQE2020-36 |
For observation of a high-repetition optical waveform, we had proposed a THz wave autocorrelator consisting of an optica... [more] | OPE2020-56 LQE2020-36 pp.58-61 |
| OPE, LQE | 2020-11-20 15:30 |
Online | Online | Novel Terahertz-Wave Beam Steering Method by Photomixing with Chromatic Dispersion of Optical Fibers Takumi Saito, Kazutoshi Kato (Kyushu Univ.) OPE2020-59 LQE2020-39 |
We proposed a new beam steering method of terahertz wave generated by the photomixing using the chromatic dispersion of ... [more] | OPE2020-59 LQE2020-39 pp.71-74 |
| ED, THz | 2017-12-18 13:00 |
Miyagi | RIEC, Tohoku Univ | [Invited Talk]
Semiconductor Photonics Device Technology for Coherent Terahertz-wave Generation Kazutoshi Kato (Kyushu Univ.) ED2017-72 |
The terahertz wave is expected to be a promising media for a large capacity wireless transmission system and a high-reso... [more] | ED2017-72 pp.1-4 |
| OPE | 2017-12-07 13:15 |
Okinawa | [Poster Presentation]
High-Repetition-Frequency Terahertz-Wave-Pulse Generation Based on Photonic Technique Ken Mitsueda, Yusuke Yamanaka, Kazutoshi Kato (Kyushu Univ.) OPE2017-107 |
We have studied the use of pulse waves with a high-repetition frequency in the terahertz region that can achieve the sam... [more] | OPE2017-107 pp.93-96 |
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| OCS, OPE, LQE | 2017-10-26 15:45 |
Kumamoto | Josaien, Sakuranobaba | Demonstration of Optical-to-Wireless Media Conversion by Using Photomixing and Cross Gain Modulation Yusuke Yamanaka, Takeshi Kuboki, Kazutoshi Kato (Kyushu Univ.) OCS2017-46 OPE2017-78 LQE2017-51 |
We devised the seamless media conversion system from an optical network to a THz-wave network utilizing the photomixing ... [more] | OCS2017-46 OPE2017-78 LQE2017-51 pp.53-56 |
| MWP | 2016-11-14 16:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Proposal and demonstration of chromatic dispersion measurement at optical waveguide devices and application for controlling phase of THz wave Yusuke Yamanaka, Goki Sakano, Jun Haruki, Takeshi Kuboki, Kazutoshi Kato (Kyushu Univ.) MWP2016-52 |
Terahertz (THz) wave, whose frequency is raging from 100GHz to 10THz, is one of the candidates of the media for short-di... [more] | MWP2016-52 pp.51-55 |
| CS, OCS (Joint) |
2016-01-22 09:50 |
Kagoshima | Kagoshima University, Korimoto Campus, Inamori Auditorium | Sub-THz Photonic Frequency Conversion Using Graphene and InP-Based Transistors for Future Fully Coherent Access Network Kenta Sugawara, Gen Tamamushi, Adrian Dobroiu, Tomohiro Yoshida, Tetsuya Suemitsu, Hirokazu Fukidome, Maki Suemitsu, Ryzhii Victor, Katsumi Iwatsuki (Tohoku Univ.), Shigeru Kuwano, Jun-ichi Kani, Jun Terada (NTT), Taiichi Otsuji (Tohoku Univ.) OCS2015-95 |
The feasibility of graphene-channel field effect transistors (G-FETs) and InP based high electron mobility transistors (... [more] | OCS2015-95 pp.41-46 |
| ED | 2014-12-22 14:10 |
Miyagi | Millimeterwave-photomixing by InGaAs channel HEMT and graphene channel FETs Tetsuya Kawasaki, Tomohiro Yoshida, Kenta Sugawara, Adrian Dobroiu, Takayuki Watanabe, Hiroki Sugiyama, Hiroyuki Wakou (Tohoku Univ.), Jun-ichi Kani, Jun Terada, Shigeru Kuwano (NTT), Hiroki Ago, Kenji Kawahara (Kyushu Univ.), Katsumi Iwatsuki, Tetsuya Suemitsu, Taiichi Otsuji (Tohoku Univ.) ED2014-100 |
We experimentally investigated the photomixing function in the millimeter wave range by using InGaAs channel high electr... [more] | ED2014-100 pp.9-13 |
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| ED | 2010-12-17 15:15 |
Miyagi | Tohoku University (Research Institute of Electrical Communication) | Generation of Millimeter-Wave-Band Beat Signal Using Mach-Zehnder-Modulator-Based Flat Comb Generator Isao Morohashi, Takahide Sakamoto (NICT), Hideyuki Sotobayashi (Aoyama-Gakuin Univ.), Tetsuya Kawanishi, Iwao Hosako (NICT) ED2010-173 |
We report on millimeter wave generation using Mach-Zehnder-modulator-based flat comb generator. An optical comb signal g... [more] | ED2010-173 pp.83-86 |
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