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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NLP | 2022-08-02 14:40 |
Online | Online | Nonlinear sound processing of ergodic cellular automaton cochlear model Kubota Itsuki (Hosei Univ.), Kentaro Takeda (Kagawa Univ.), Hiroyuki Torikai (Hosei Univ.)  NLP2022-34 |
In this paper, a novel cochlea model based on the nonlinear dynamics of an ergodic cellular automaton is presented. It i... [more] | NLP2022-34 pp.29-34 |
| CCS | 2021-11-19 09:55 |
Osaka | Osaka Univ. (Primary: On-site, Secondary: Online) |
Cochlea model based on ergodic cellular automaton Itsuki Kubota, Hiroyuki Torikai (Hosei Univ.) CCS2021-25 |
In this paper, a novel cochlea model based on the nonlinear dynamics of an ergodic cellular automaton is presented. It i... [more] | CCS2021-25 pp.43-48 |
| MWP | 2021-05-26 17:25 |
Online | Online | Measurement of frequency characteristic in photodetectors using two-tone signals and estimation of non-linearity in photodetectors for wide-band signals Yuta Maeda, Nonoka Maniwa, Yuki Seto, Ryoga Kawabata (Waseda Univ.), Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) MWP2021-7 |
In wideband radio systems, radio-over-fiber would play important roles in simplification of the system. In a fiber wirel... [more] | MWP2021-7 pp.29-33 |
| MWP | 2021-05-26 17:50 |
Online | Online | Interference suppression simulation by two-tone FMCW signals in 90GHz band linear cell radar Kazunori Okuda, Tomohiko Kanaya, Satomi Masuda (Waseda Univ.), Keizo Inagaki (NICT/Waseda Univ.), Tetsuya Kawanishi (Waseda Univ./NICT) MWP2021-8 |
There is an increasing demand for automation and precision in radars that detect foreign of debris on the runway. In thi... [more] | MWP2021-8 pp.34-38 |
| MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] | 2019-07-18 14:20 |
Hokkaido | Hakodate City Central Library | Sextuple Frequency Two-Tone Signal Generated by Cascaded Mach-Zehnder Modulators Takuya Nishiaki, Kazunori Osato, Moriya Nakamura (Meiji Univ.) EMT2019-26 MW2019-39 OPE2019-30 EST2019-28 MWP2019-26 |
Two-tone signal generation is a key aspect of Radio-over-Fiber. We propose a novel frequency-sextuple two-tone signal ge... [more] | EMT2019-26 MW2019-39 OPE2019-30 EST2019-28 MWP2019-26 pp.117-120 |
| MWP (2nd) |
2018-08-06 | Shimane | Shimane Prefectural Convention Center (Matsue City) | Laser linewidth measurement using optical two-tone Jun Mochizuki (Waseda Univ.), Keizo Inagaki, Atsushi Kanno (NICT), Tetsuya Kawanishi (Waseda Univ.) |
We investigated a measurement method of laser linewidth. Self-delayed heterodyne interference is available as a method f... [more] | |
| MW | 2017-11-10 10:55 |
Okinawa | Miyakojima Marin Terminal Bldg. | Investigation of RF-DC Conversion Efficiency on Concurrent Dual-Band Rectifier under various input power condition Koshi Hamano, Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) MW2017-132 |
The RF-DC conversion efficiency decreases at the high input power when the two-tone signals input the dual-band rectifie... [more] | MW2017-132 pp.111-116 |
| MWP, OPE, EMT, MW, EST, IEE-EMT [detail] | 2017-07-21 09:25 |
Hokkaido | Obihiro Chamber of Commerce and Industry | Frequency Response Measurement of Third Order Intercept Point of Photo Receiver by Optical Two-tone Method Akihiro Uno, Keizo Inagaki, Tetsuya Kawanishi (Waseda Univ.) EMT2017-28 MW2017-53 OPE2017-33 EST2017-30 MWP2017-30 |
The nonlinearity of photo receiver would have large impact on optical communication systems, as they become complicated.... [more] | EMT2017-28 MW2017-53 OPE2017-33 EST2017-30 MWP2017-30 pp.117-121 |
| MWP, OPE, EMT, MW, EST, IEE-EMT [detail] | 2017-07-21 09:50 |
Hokkaido | Obihiro Chamber of Commerce and Industry | Optimization of modulation bias points on an optical modulator for RoF-based millimeter-wave radar system Atsushi Kanno, Naokatsu Yamamoto (NICT), Tetsuya Kawanishi (Waseda Univ.) EMT2017-29 MW2017-54 OPE2017-34 EST2017-31 MWP2017-31 |
For realization of stable operation on distributed millimeter-wave radar system connected to a radio-over-fiber-based ne... [more] | EMT2017-29 MW2017-54 OPE2017-34 EST2017-31 MWP2017-31 pp.123-126 |
| MWP, OPE, EMT, MW, EST, IEE-EMT [detail] | 2017-07-21 13:55 |
Hokkaido | Obihiro Chamber of Commerce and Industry | Frequency Response of Differential Mode O/E Conversion and Common Mode Rejection Ratio in Coherent Receivers Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.), Atsushi Kanno, Naokatsu Yamamoto (NICT) EMT2017-38 MW2017-63 OPE2017-43 EST2017-40 MWP2017-40 |
A typical coherent receiver consists of two 90-degree optical hybrid mixers, four sets of balanced photo-detectors (PDs)... [more] | EMT2017-38 MW2017-63 OPE2017-43 EST2017-40 MWP2017-40 pp.183-188 |
| MW (2nd) |
2017-06-14 - 2017-06-16 |
Overseas | KMUTT, Bangkok, Thailand | Impact of Spur Signal Control on RF-DC Conversion Efficiency for Concurrent Dual-band Rectifier Koshi Hamano, Ryuya Tanaka, Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi (JAXA), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) |
This paper analyzes the RF-DC conversion efficiencies of the concurrent dual-band rectifier with controlling the spur si... [more] | |
| WPT | 2017-06-12 13:00 |
Kagoshima | Kagoshima Univ. | Design of Concurrent Dual-Band Rectifier with Harmonic Signal Control Koshi Hamano, Ryuya Tanaka, Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi (JAXA), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) WPT2017-8 |
This paper proposes and demonstrates a concurrent 2.45GHz/5.8GHz rectifier. The proposed concurrent dual-band rectifier ... [more] | WPT2017-8 pp.1-6 |
| OPE, MW, EMT, MWP, EST, IEE-EMT [detail] | 2016-07-21 14:20 |
Hokkaido | Frequency response of differential mode O/E conversion and common mode rejection ratio in coherent receivers Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.), Atsushi Kanno, Naokatsu Yamamoto (NICT) EMT2016-12 MW2016-43 OPE2016-24 EST2016-13 MWP2016-14 |
A typical coherent receiver consists of two 90-degree optical hybrid mixers, four sets of balanced photo-detectors (PDs)... [more] | EMT2016-12 MW2016-43 OPE2016-24 EST2016-13 MWP2016-14 pp.37-42 |
|
| PEM (2nd) |
2015-11-27 - 2015-11-28 |
Kyoto | Doshisha Univ. | [Poster Presentation]
[Poster Presentation] Broadband High Extinction Ratio Modulator for Optical Two-Tone Signal Generation Junichiro Ichikawa, Youichi Hosokawa, Kaoru Higuma, Satoshi Oikawa (Sumitomo Osaka Cement) |
[more] | |
| PEM (2nd) |
2015-11-27 - 2015-11-28 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Improvement of optical millimeter wave by dual-parallel LiNbO3 modulator and ALC-EDFA Kohei Toyoda, Naoki Nishikawa, Hidenori Iwai, Kazuya Ota, Naoshi Yamada (Trimatiz) |
By using an improved $LiNbO_3$ modulator, it is possible to generate large second order harmonics with a lower carrier t... [more] | |
| EST, OPE, LQE, EMT, PN, MWP, IEE-EMT [detail] | 2015-01-29 14:15 |
Osaka | Beam Steering of 60 GHz-Band Array-Antenna Utilizing Radio-over-Fiber Technique Kyo Minoguchi (Tokyo Tech), Masayuki Oishi (KDDI Labs.), Takayoshi Hirasawa (Tokyo Tech), Shigeyuki Akiba (KDDI Labs.), Jiro Hirokawa, Makoto Ando (Tokyo Tech) PN2014-36 OPE2014-161 LQE2014-148 EST2014-90 MWP2014-58 |
We report an experimental study of beam steering for 60 GHz-band array-antenna utilizing Radio-over-Fiber (RoF) techniqu... [more] | PN2014-36 OPE2014-161 LQE2014-148 EST2014-90 MWP2014-58 pp.53-56 |
|
| MWP | 2014-11-05 14:10 |
Miyagi | RIEC, Tohoku Univ. | [Invited Talk]
W-band Seamless Optical and Radio Transmission System
-- Aiming for Application to Disaster Recovery -- Kosuke Nishimura, Masayuki Oishi, Naoyasu Kamiya, Abdelmoula Bekkali, Keiji Tanaka (KDDI Labs) MWP2014-43 |
In this report, "seamless optical and radio transmission system", based on the combination of analog Radio-over-Fiber an... [more] | MWP2014-43 pp.7-12 |
| MWP | 2014-11-05 15:50 |
Miyagi | RIEC, Tohoku Univ. | Optical two-tone signal generation using high extinction-ratio modulator integrated with active Y-branch Yuya Yamaguchi, Kazuki Seki, Hiroyuki Koyano (Waseda Univ.), Atsushi Kanno, Tetsuya Kawanishi (NICT), Masayuki Izutsu, Hirochika Nakajima (Waseda Univ.) MWP2014-46 |
We demonstrated an optical two-tone signal generation using high extinction-ratio modulator with active Y-branch. By usi... [more] | MWP2014-46 pp.25-28 |
| EMT, OPE, MW, IEE-EMT [detail] | 2010-07-29 15:25 |
Hokkaido | Hokkaido Univ. | Optical Two-tone Generation and SSB Modulation using Electro-optic Modulator and Suppression of Redundant Spectrum Components Akira Enokihara, Tadashi Kawai (Univ. of Hyogo), Tetsuya Kawanishi (NICT) MW2010-47 OPE2010-32 |
Optical two-tone generation and single-side-band (SSB) optical modulation are realized by the dual electrode type electr... [more] | MW2010-47 OPE2010-32 pp.51-56 |
| NC, MBE (Joint) |
2009-03-12 10:50 |
Tokyo | Tamagawa Univ. | Harmonic relations in modulatory peaks of auditory neurons emerge from a frequency-domain sparse code of harmonic sounds Hiroki Terashima, Haruo Hosoya (Univ. of Tokyo) NC2008-128 |
Recent studies have shown that basic properties of auditory system can be accounted for by sparse coding or Independent ... [more] | NC2008-128 pp.147-152 |
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