Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 09:40 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Evaluation of DPD Compensation and Modulation Bandwidth Dependence of GaN Doherty Amplifier Using 5G NR TDD Signals Ayano Yano, Takana Kaho (Shonan Inst. Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-58 MW2023-112 EST2023-85 |
We are researching broadband GaN amplifiers for base stations covering 4G/5G frequencies. We built a measurement system ... [more] |
EMCJ2023-58 MW2023-112 EST2023-85 pp.119-124 |
RCS, AP, UWT (Joint) |
2022-11-15 11:25 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
[Encouragement Talk]
Theoretical Analysis of In-Band Full-Duplex Radio with Polynomial Digital Predistorter Kazuki Komatsu, Takeshi Matsumura (NICT) RCS2022-159 |
Self-interference cancellation is necessary to realize in-band full-duplex systems, which improve the spectral efficienc... [more] |
RCS2022-159 pp.25-30 |
AP, RCS (Joint) |
2021-11-10 10:50 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
Theoretical Analysis of In-Band Full-Duplex Radio with Polynomial Digital Predistorter Kazuki Komatsu, Takeshi Matsumura (NICT) RCS2021-144 |
Self-interference cancellation is necessary to realize in-band full-duplex systems, which improve the spectral efficienc... [more] |
RCS2021-144 pp.7-12 |
SAT |
2020-12-11 10:25 |
Online |
Online |
Study on Effects of Compensation Technique for Distortion by 12-GHz-band Broadcasting Satellite Transponder Masaaki Kojima, Masashi Kamei, Hisashi (NHK) SAT2020-26 |
[more] |
SAT2020-26 pp.19-23 |
AP, SANE, SAT (Joint) |
2018-07-19 09:45 |
Hokkaido |
Hokkaido Univ. |
Performance Improvement by Digital Pre-Distortion Technique for 32APSK over Satellite Transmission Masaaki Kojima, Yoichi Suzuki, Yuki Koizumi, Hisashi Sujikai (NHK) SAT2018-18 |
4K/8K test broadcasting by satellite started on August 1st 2016, and 4K/8K commercial broadcasting will start on Decembe... [more] |
SAT2018-18 pp.43-48 |
SR |
2014-01-24 16:10 |
Miyagi |
Tohoku Univ. |
A Study on Digital Predistortion Technique for Dual-band Amplification with Different Output Power Takayuki Yamada, Takana Kaho, Yo Yamaguchi, Hiroyuki Shiba, Tadao Nakagawa (NTT), Ikuma Ando, Gia Khanh Tran, Kiyomichi Araki (Tokyo Inst. of Tech.) SR2013-94 |
To realize User-Centric Wireless Networks which integrates various wireless systems on a unified hardware platform towar... [more] |
SR2013-94 pp.103-108 |
MW |
2013-12-19 12:15 |
Saitama |
Saitama Univ. |
Experimental Validation of Digital Pre-distortion Technique for Multi-Band Multi-signal Amplification by Single Feedback System Employing Multi-band Mixer Ikuma Ando, Gia Khanh Tran, Kiyomichi Araki (Tokyo Tech), Takayuki Yamada, Takana Kaho, Yo Yamaguchi (NTT) MW2013-157 |
To realize User-Centric Wireless Networks which integrates various wireless systems on a unified hardware platform towar... [more] |
MW2013-157 pp.35-40 |
MW, AP (Joint) |
2013-09-13 09:55 |
Tokyo |
NHK Science Tech. Research Lab. |
A Study on Parameter Optimization for Orthogonal Polynomial Based Digital Predistortion of Concurrently Amplified Dual-band Single-carrier Signals Ikuma Ando, Gia Khanh Tran, Kiyomichi Araki (Tokyo Inst. of Tech.), Takayuki Yamada, Takana Kaho, Yo Yamaguchi (NTT) MW2013-91 |
To realize “User-Centric Wireless Networks” which integrates various wireless systems on a unified hardware platform tow... [more] |
MW2013-91 pp.17-22 |
AP, MW (Joint) |
2012-09-28 16:15 |
Saitama |
KDDI R&D LABS |
Evaluation of a predistorter for OFDM signals on simultaneously transmitting multi-band signals Ikuma Ando, Gia Khanh Tran, Kiyomichi Araki (Tokyo Tech.), Takayuki Yamada, Takana Kaho, Yo Yamaguchi (NTT) MW2012-79 |
To realize “Flexible Wireless System” which integrates various wireless systems on a unified hardware platform,
we exam... [more] |
MW2012-79 pp.77-82 |
MW |
2008-08-29 15:25 |
Osaka |
Osaka-Univ. (Toyonaka) |
Doherty power amplifier using GaN class-E device Takaaki Ishikawa, Kazunori Kashimura, Eiki Takahashi, Nobuyuki Adachi (JRC) MW2008-101 |
A Doherty amplifier for base stations using an internally class-E matched GaN packaged device has been developed. The cl... [more] |
MW2008-101 pp.123-128 |
OCS, OFT, IEE-CMN |
2004-11-25 11:35 |
Oita |
Yufuin Seminer House of Nippon Bunri Universi |
Development of an MCPA using Digital Pre-Distortion Kyoko Kanamori, Toru Abe (NHK), Kazuhisa Haeiwa (HCU), Satoshi Tsuchiya, Hiroshi Morita, Yoshitomo Miyatake, Takayoshi Sasaki (JRC) |
(To be available after the conference date) [more] |
OCS2004-114 OFT2004-57 pp.29-32 |