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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SAT, MICT, WBS, RCC (Joint) [detail] |
2024-05-16 15:20 |
Miyazaki | KITEN Convention hall (Miyazaki) (Primary: On-site, Secondary: Online) |
Frame acquisition time property using BPPM signals included in several modified MPPM frames Riku Sakai, Yusuke Kozawa, Hiromasa Habuchi (Ibaraki Univ.)  WBS2024-5 RCC2024-5 |
In the modified multi-pulse pulse position modulation(MMPPM) system, data transmission is performed by diving an MMPPM f... [more] | WBS2024-5 RCC2024-5 pp.21-26 |
| UWT (2nd) |
2024-01-29 16:40 |
Tokyo | Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Estimation of the modulation method ratio for time-domain hybrid PAM signals using machine learning Ayumu Kariya, Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) |
We propose a transmission capacity estimation method for time-domain hybrid PAM schemes with variable transmission capac... [more] | |
| VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] | 2023-11-16 16:20 |
Kumamoto | Civic Auditorium Sears Home Yume Hall (Primary: On-site, Secondary: Online) |
A multi bit PWM-DAC with calibration for quantum computing Shunsuke Akahosh, Nobukazu Takai (KIT) VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59 |
We propose a structure and control method of a multi-bit PWMDAC for controlling qubits operating in a dilution refrigera... [more] | VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59 pp.136-139 |
| MIKA (3rd) |
2023-10-11 14:30 |
Okinawa | Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Pulse Detection Method for Asynchronous Pulse Code Multiple Access in High Attenuation Environment Mayu Horiuchi, Atsushi Nakamura (Tokyo Univ. of Sci.), Ferdinand Peper, Kenji Leibnitz (NICT), Naoki Wakamiya (Osaka Univ.), Maki Arai (Tokyo Univ. of Sci.), Kiyoshi Egawa (KYOWA), Mikio Hasegawa (Tokyo Univ. of Sci.) |
Asynchronous Pulse Code Multiple Access (APCMA) has been proposed for accurate message separation and demodulation in hi... [more] | |
| NLP, CAS | 2023-10-06 14:50 |
Gifu | Work plaza Gifu | A Design and Evaluation of the Up/Down Counter Type PWM Adder Using the Subthreshold Region Gaku Abe, Andrino Robles Roberto, Takumi Nihei, Tomochika Harada (Yamagata Univ.) CAS2023-42 NLP2023-41 |
This paper presents the design and evaluation of a PWM adder circuit using up/down counters operating in the subthreshol... [more] | CAS2023-42 NLP2023-41 pp.53-57 |
| PN | 2022-03-02 16:35 |
Online | Online | Evaluation of the optimum modulation arrangement in a time frame for TDHP signal with same generation ratio of PAM2/PAM4 Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) PN2021-86 |
For underwater optical wireless communication system using the visible light wavelength band single-carrier-method, whic... [more] | PN2021-86 pp.180-184 |
| MW | 2020-12-10 16:00 |
Kanagawa | (Primary: On-site, Secondary: Online) |
Experimental evaluation of signal-to-quantization noise power ratio of transversal filter with power amplifier for EPWM transmitter Ryuta Sato, Natuki Utigiri, Taishi Sawayama, Yusuke Koike, Yotaro Umeda, Kyoya Takano (TUS) MW2020-77 |
In recent years, envelope pulse width modulation has been devised for transmitters in wireless communications to meet ma... [more] | MW2020-77 pp.36-41 |
| EA, ASJ-H | 2019-08-09 10:30 |
Miyagi | Tohoku Univ. | Study on Robust Method for Blindly Estimating Speech Transmission Index using Convolutional Neural Network with Temporal Amplitude Envelope Suradej Doungpummet (JAIST), Jessada Karunjana (NASDA), Waree Kongprawechnon (SIIT), Masashi Unoki (JAIST) EA2019-30 |
We have developed a robust scheme for blindly estimating speech transmission index (STI) in noisy reverberant environmen... [more] | EA2019-30 pp.47-52 |
| WBS, SAT (Joint) |
2019-05-16 09:25 |
Aichi | MEIJO University (Tempaku campus) | Foreign Object Debris Detection based on Stepped Multiple Frequency CPC Takayuki Inaba, Manabu Akita, Takashi shiba (UEC) WBS2019-7 |
Foreign Object Debris (FOD) on the airport runway are possible to be serious risk for aircrafts. Detection system by usi... [more] | WBS2019-7 pp.35-40 |
| PN | 2018-03-05 14:30 |
Kagoshima | Minami Tanemachi Shoko Kaikan | [Invited Lecture]
All-Optical Wavelength Conversion of PAM-4 Signals Using a QD-SOA for Data Center Networks Tatsuya Ohtsuki, Tomoya Yatsu, Motoharu Matsuura (UEC) PN2017-95 |
Along with increasing of traffic demands in data centers, high-speed interconnects using optical fibers are employed. Ho... [more] | PN2017-95 pp.25-29 |
| EMCJ, IEE-EMC | 2017-12-15 10:45 |
Gifu | Gifu University | Design of Wireless Transceiver for Control Signal Transmission of Myoelectric Artificial Hand and ESD Testing Result Yusuke Murase, Keinosuke Nagai, Daisuke Anzai, Jianqing Wang, Osamu Fujiwara (NIT) EMCJ2017-79 |
Myoelectric artificial hand is expected to be wireless from the viewpoint of improving the convenience. Meanwhile, elect... [more] | EMCJ2017-79 pp.19-24 |
| OCS, OPE, LQE | 2017-10-27 13:55 |
Kumamoto | Josaien, Sakuranobaba | Coded Optical Nyquist Pulse Generation Using Modulated Semiconductor Lasers Nobuhide Yokota, Kazuya Komukai, Hiroshi Yasaka (Tohoku Univ.) OCS2017-54 OPE2017-86 LQE2017-59 |
Coded optical Nyquist pulse generation using modulated semiconductor lasers and dual-electrode Mach-Zehnder modulator (M... [more] | OCS2017-54 OPE2017-86 LQE2017-59 pp.93-96 |
| SDM, ICD, ITE-IST [detail] | 2017-08-02 13:45 |
Hokkaido | Hokkaido-Univ. Multimedia Education Bldg. | Multi-carrier Transmission Characteristics of All-Digital Low-IF Transmitter Using Weber-Type Image Suppression Method Takumi Kamo, Yohtaro Umeda (Tokyo Univ. of Science), Yusuke Kozawa (Ibaraki Univ.) SDM2017-47 ICD2017-35 |
In this paper, multicarrier transmission is performed by using a bandpass type (BP) ΔΣ modulator in an orthogonal modula... [more] | SDM2017-47 ICD2017-35 pp.117-122 |
| OFT | 2017-05-26 09:55 |
Shimane | Shimane Univ. (Matsue campus) | Broadband wavelength conversion of PAM-4 signals using a quantum-dot semiconductor optical amplifier Tatsuya Ohtsuki, Tomoya Yatsu, Motoharu Matsuura (UEC) OFT2017-19 |
Optical interconnects based on pulse-amplitude modulation format have been attracting attentions much more along with th... [more] | OFT2017-19 pp.85-88 |
| PN | 2017-03-06 10:20 |
Okinawa | Ohama Nobumoto Memorial Hall (Okinawa) | All-Optical Wavelength Conversion of PAM-4 Signals Using a QD-SOA Tomoya Yatsu, Tatsuya Ohtsuki, Motoharu Matsuura (UEC) PN2016-86 |
Along with the expansion in demand for cloud services, photonic data centers are attracting attention as next generation... [more] | PN2016-86 pp.11-16 |
| LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] | 2016-01-29 09:25 |
Hyogo | Improvement of Equalizing Characteristics in Pre-equalizing Electro-Optic Modulator Using Polarization-Reversed Structures Tomohiro Ohno, Hiroshi Murata, Yasuyuki Okamura (Osaka Univ.) PN2015-97 EMT2015-148 OPE2015-210 LQE2015-197 EST2015-154 MWP2015-123 |
We have proposed a `pre-equalizing electro-optic (EO) modulator', which can convert high speed electrical signals to opt... [more] | PN2015-97 EMT2015-148 OPE2015-210 LQE2015-197 EST2015-154 MWP2015-123 pp.383-388 |
|
| EST, OPE, LQE, EMT, PN, MWP, IEE-EMT [detail] | 2015-01-30 10:55 |
Osaka | Pre-equalizing EO Modulator Using Traveling-Wave Electrodes and Polarization-Reversed Structures Takayuki Mitsubo, Hiroshi Murata, Yasuyuki Okamura (Osaka Univ.) PN2014-68 OPE2014-193 LQE2014-180 EST2014-122 MWP2014-90 |
We have proposed a pre-equalizing electro-optic (EO) modulator using traveling-wave electrodes and polarization-reversed... [more] | PN2014-68 OPE2014-193 LQE2014-180 EST2014-122 MWP2014-90 pp.255-260 |
|
| MW | 2014-11-21 10:55 |
Nagasaki | Nagasaki Univ. | Quadrature-modulation Transmitter with Tri-level Delta-sigma Modulation for Generating Bi-level EPWM Signal Takashi Noda, Wataru Someya, Yoshiharu Iikura, Yohtaro Umeda, Yusuke Kozawa (Tokyo Univ. of Science) MW2014-139 |
This paper presents a quadrature-modulation (QM) envelope-pulse-width-modulation (EPWM) transmitter with delta-sigma tri... [more] | MW2014-139 pp.83-88 |
| EA | 2014-03-28 17:15 |
Tokyo | NHK Science & Technology Research Labs. | A study of directional speaker using a digitally direct-driven system Takemichi Ishikawa, Syuma Yokoyama, dai Takahashi, Satochi Saikatu, Akira Yasuda (Hosei Univ.) EA2013-127 |
The paper proposes a novel directive control method with amplitude-phase control for a beam forming speaker by using a d... [more] | EA2013-127 pp.43-48 |
| MW | 2014-03-05 15:25 |
Ehime | Ehime University | Modulation Accuracy of a Polar-modulation EPWM Transmitter with a NMOS-type Class-D Power Amplifier Yoshiharu Iikura, Yohtaro Umeda, Yusuke Kozawa (Tokyo Univ. of Science) MW2013-221 |
Switching-mode power amplifiers for wireless communication systems demand high power efficiency and linearity. Of the av... [more] | MW2013-221 pp.139-144 |
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