Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
US |
2024-02-27 15:50 |
Tokyo |
Tokyo Metropolitan Industrial Technology Research Institute (TIRI) |
Improvement of time reversal acoustic focusing applied with modulated signal Ayumu Takahashi, Hideyuki Nomura (UEC) US2023-79 |
Time reversal focusing uses multiple transducers in non-destructive testing. Although focusing efficiency decreases, a s... [more] |
US2023-79 pp.29-31 |
OCS, LQE, OPE |
2023-10-19 15:15 |
Kochi |
(Primary: On-site, Secondary: Online) |
Impact of Reflections at MMI Combiner in Mach-Zehnder Silicon Optical Modulators: Towards Extrinsic OMA Enhancement Tadashi Murao (Mitsubishi Electric), Tsuyoshi Horikawa (Tokyo Tech.) OCS2023-34 OPE2023-89 LQE2023-36 |
The realization of high dynamic extinction ratio (ER) and optical modulation amplitude (OMA) while keeping the optical a... [more] |
OCS2023-34 OPE2023-89 LQE2023-36 pp.37-40 |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 10:00 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Study on Efficiency Improvement of Dual-Input GaN Amplifier as Outphasing Amplifier Shinro Yatsuda, Rikito Matsuo, Takana Kaho (Shonan Inst.Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-59 MW2023-113 EST2023-86 |
We are developing a base station amplifier that covers a wide frequency range of 4G/5G by switching the Doherty and outp... [more] |
EMCJ2023-59 MW2023-113 EST2023-86 pp.125-130 |
EE |
2023-01-20 14:40 |
Fukuoka |
Kyushu Institute of Technology (Primary: On-site, Secondary: Online) |
Analysis and Design on a Receiver-side PWM-based Load-Independent ZVS Class-E2 Wireless Power Transfer Shoma Shimizu, Tomokazu Mishima (Kobe Univ.) EE2022-51 |
A high efficiency and low-profile high frequency,(HF) power converter is essential for a magnetically resonant wireless ... [more] |
EE2022-51 pp.139-144 |
MW |
2022-11-15 13:00 |
Nagasaki |
Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Improvement of Output Back-off Performance on Outphasing Operation by Using 50-Ω Design Power Amplifiers at Quasi-Millimeter-Wave Band Nao Ashizawa, Kazuhiko Honjo, Ryo Ishikawa (UEC) MW2022-111 |
In order to handle digital modulation signals used in beyond 5G systems, RF power amplifiers with a wide-dynamic-range c... [more] |
MW2022-111 pp.13-18 |
OPE, OCS, LQE |
2022-10-20 15:45 |
Ehime |
(Primary: On-site, Secondary: Online) |
Theoretical and Experimental Investigation of Frequency Chirp Induced by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2022-22 OPE2022-68 LQE2022-31 |
Characteristic variations caused by nonuniformities in the fabrication process are inevitable in carrier-depletion Mach–... [more] |
OCS2022-22 OPE2022-68 LQE2022-31 pp.28-33 |
OFT |
2022-10-13 09:30 |
Kanagawa |
Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Extension of measurement range in OCDR based on double-modulation scheme Mana Sakamoto (YNU/SIT), Tomoya Miyamae (YNU), Kohei Noda (YNU/Tokyo Tech), Kentaro Nakamura (Tokyo Tech), Heeyoung Lee (SIT), Yosuke Mizuno (YNU) OFT2022-20 |
For the past several decades, as a promising method for monitoring the soundness of optical fiber communication networks... [more] |
OFT2022-20 pp.9-12 |
AP, MW (Joint) |
2022-09-15 11:35 |
Ehime |
The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
Examination of Wideband Measurement of Dual-input GaN Amplifier Using Vector Transceiver Takato Suzuki, Yahiro Nanba, Takana Kaho (Shonan Inst. Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (MELCO) MW2022-75 |
We are researching a wideband dual-input one-output GaN amplifier for base stations that covers 4G / 5G frequencies. It ... [more] |
MW2022-75 pp.36-41 |
RCS |
2022-06-16 10:35 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Performance Evaluation of Radio-Wave Encrypted Modulation Method by Wireless Transmission Experiments Yuki Mori, Keisuke Asano, Eiji Okamoto (NITech) RCS2022-44 |
In recent years, it has become important to enhance the confidentiality of communications, and we have proposed a chaos ... [more] |
RCS2022-44 pp.120-125 |
MW |
2022-05-20 13:25 |
Kyoto |
Kyoto Univ. (Primary: On-site, Secondary: Online) |
Near-field Metamaterial-based WPT system with FSK Demodulation in CMOS Technology Mohd Khairi Bin Zulkalnain, Shimaa Alshhawy, Kan Terazawa, Adel Barakat, Ramesh Pokharel (九大) MW2022-21 |
Near-field Metamaterial-based WPT system can enable over coupling mode by improving the transmitter (TX)/receiver (RX) c... [more] |
MW2022-21 pp.32-35 |
ED, MW |
2022-01-27 16:05 |
Online |
Online |
[Invited Talk]
Wideband Load Modulated GaN Power Amplifiers for Wireless Base-Stations Shuichi Sakata, Yuji Komatsuzaki, Kento Saiki, Koji Yamanaka, Masaomi Tsuru (Mitsubishi Electric) ED2021-68 MW2021-110 |
Recently, 5G commercial services which have features of high speed, large capacity and multi-connectivity have rolled ou... [more] |
ED2021-68 MW2021-110 pp.32-37 |
RCS, SIP, IT |
2022-01-20 11:20 |
Online |
Online |
A study on application of differential trellis-coded OFDM employing multiple differential detection with channel prediction Kota Iwamoto, Hiroshi Kubo (Ritsumeikan Univ.) IT2021-32 SIP2021-40 RCS2021-200 |
This paper discusses differential orthogonal frequency division multiplexing (OFDM) for severe time and frequency select... [more] |
IT2021-32 SIP2021-40 RCS2021-200 pp.24-29 |
CQ, ICM, NS, NV (Joint) |
2021-11-25 11:55 |
Fukuoka |
JR Hakata Stn. Hakata EkiHigashi Rental Room (Primary: On-site, Secondary: Online) |
Routing and Wavelength Assignment based on Quality of Transmission and Modulation Hanami Yokoi, Kohjun Koshiji, Yasuharu Kaneko, Tatsuya Matsukawa, Takashi Miyamura (NTT) NS2021-87 |
In recent years, with the increase in the speed and capacity of optical transmission networks, it is necessary to operat... [more] |
NS2021-87 pp.18-23 |
MW |
2021-11-19 11:25 |
Kagoshima |
Kagoshima University (Primary: On-site, Secondary: Online) |
A Study of Transmit Wi-Fi Signal's Modulation Scheme in Wi-Fi Backscatter Communication System
-- Difference between Single-Carrier and Multi-Carrier Modulations -- Yuki Fujiya, Takashi Shiba, Noriharu Suematsu (Tohoku Univ.) MW2021-78 |
In the era of Society 5.0 or Industry 4.0, wireless Internet of Things (IoT) becomes a key technology for the realizatio... [more] |
MW2021-78 pp.64-68 |
AP, RCS (Joint) |
2021-11-12 11:45 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
A Study on Generalized Time-Frequency Spatial Modulation System Tomoya Aoyama, Hou Yafei, Satoshi Denno (Okayama Univ) RCS2021-171 |
In recent years, with the proliferation of wireless devices such as smartphones, commercial services of the 5th generati... [more] |
RCS2021-171 pp.148-153 |
OCS, OPE, LQE |
2021-10-22 16:30 |
Online |
Online |
Compact Model and Parametric Extraction for Optical Phase Shifters in Carrier-Depletion Mach-Zehnder Silicon Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2021-18 OPE2021-38 LQE2021-17 |
Testing processes in silicon photonics are totally different from electronics and reduction of testing time has been an ... [more] |
OCS2021-18 OPE2021-38 LQE2021-17 pp.27-32 |
OCS, OPE, LQE |
2021-10-22 16:55 |
Online |
Online |
Theoretical and Experimental Investigation of OMA Penalty by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2021-19 OPE2021-39 LQE2021-18 |
In this paper, an inter-arm imbalance and its impact on the optical modulation amplitude (OMA) are investigated for carr... [more] |
OCS2021-19 OPE2021-39 LQE2021-18 pp.33-38 |
PN |
2021-08-31 14:50 |
Online |
Online |
Evaluation of power adaptive IQ multiplexed 16QAM method for downlink transmission of coherent PON system Mizuki Inagaki (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) PN2021-24 |
In the downlink transmission of a coherent PON system using QAM modulation, when IQ multiplexing, which allocates I-axis... [more] |
PN2021-24 pp.69-73 |
EE, IEE-SPC |
2021-07-19 10:55 |
Online |
Online |
Load-Independent Class-E Inverter with Frequency Modulation Control Yutaro Komiyama, Kien Nguyen (Chiba Univ.), Taichi Mishima, Yuki Ito, Takeshi Uematsu (Omron Corp.), Hiroo Sekiya (Chiba Univ.) EE2021-8 |
This paper proposes the frequency-modulation controlled load-independent class-E inverter. The main idea is to apply the... [more] |
EE2021-8 pp.6-11 |
RCS, SR, NS, SeMI, RCC (Joint) |
2021-07-15 13:00 |
Online |
Online |
Wired Transmission Experiments of Chaos Coded Modulation Method Using Software-Defined Radio Kenya Tomita, Mamoru Okumura, Eiji Okamoto (NIT) RCC2021-30 NS2021-46 RCS2021-88 SR2021-28 SeMI2021-22 |
In recent years, with the progress on commercialization of the fifth-generation mobile communications system (5G), wirel... [more] |
RCC2021-30 NS2021-46 RCS2021-88 SR2021-28 SeMI2021-22 pp.37-42(RCC), pp.75-80(NS), pp.55-60(RCS), pp.42-47(SR), pp.51-56(SeMI) |