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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW | 2024-03-01 14:05 |
Okayama | Okayama Prefectural University (Primary: On-site, Secondary: Online) |
[Special Talk]
An Analytical Design Method of Wideband Combiner for Handset Doherty Power Amplifier Shohei Imai, Hiroshi Okabe (Murata)  MW2023-194 |
The development of handset Doherty power amplifier (DPA) is currently focused on achieving high data rates and low power... [more] | MW2023-194 pp.99-103 |
| ED, MW | 2024-01-25 16:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A GaN Power Amplifier Module for 5G Massive MIMO Base-station Applications Satoru Honda, Akio Matsushita, Eri Teranishi, katsuya Kato, Shuichi Sakata, kazuya Yamamoto, Tetsuo Kunii (Mitsubishi Electric) ED2023-70 MW2023-162 |
This report describes a 16W-class GaN power amplifier module prototyped for 5G Massive-MIMO base-station applications. T... [more] | ED2023-70 MW2023-162 pp.19-22 |
| AP, WPT (Joint) |
2024-01-17 14:25 |
Niigata | Tokimate, Niigata University (Primary: On-site, Secondary: Online) |
2.45 GHz High-Efficiency Power Amplifier for Integration and Cooperation of Telecommunication and Wireless Power Transfer Yuki Takagi, Yuta Nakamoto, Takashi Hirakawa, Yoshichika Ohta, Naoki Hasegawa (SB) WPT2023-30 |
In this paper, we present a transmitter configuration of wireless devices that is optimized for both information transmi... [more] | WPT2023-30 pp.1-5 |
| MW | 2023-11-16 11:15 |
Okinawa | Nago City Industrial Support Center (Okinawa) (Primary: On-site, Secondary: Online) |
Dual-Band Asymmetric Doherty Amplifier with T-shaped Stubs Yuki Takagi, Yoshichika Ohta (SB) MW2023-127 |
In this paper, we propose a design method for a dual-band asymmetric Doherty amplifier at 1.8 GHz(Band3)/2.1 GHz (Band1)... [more] | MW2023-127 pp.7-12 |
| IA | 2023-09-21 13:50 |
Hokkaido | Hokkaido Univeristy (Primary: On-site, Secondary: Online) |
A consideration about a discovering method of privacy-enhanced authoritative DNS servers Satoru Sunahara (CIST), Yong Jin (Tokyo Tech), Katsuyoshi Iida (HU) IA2023-11 |
Plain-text communication of DNS queries poses a risk of privacy leakage. Therefore, it is imperative to achieve protecti... [more] | IA2023-11 pp.1-5 |
| WPT | 2023-03-16 11:50 |
Kyoto | Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Operating Analysis of Doherty-Outphasing Hybrid Power Amplifier on Saturation Region Daisuke Yasunobu, Ren Furumoto, kenjirou Nishikawa (Kagoshima Univ.) WPT2022-33 |
In WiCoPT systems, which can transmit information and power simultaneously, modulated signals with high PAPR are used. T... [more] | WPT2022-33 pp.14-18 |
| IN, NS (Joint) |
2023-03-03 09:30 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
Detection Method of DoH Communications from Non-Encrypted Information at a Middlebox Yuya Takanashi, Shigetomo Kimura (Univ. of Tsukuba) IN2022-99 |
DNS over HTTPS (DoH) enhances users' privacy by encripting DNS communications over HTTPS instead of plaintext. However... [more] |
IN2022-99 pp.199-204 |
| MW | 2023-03-02 13:25 |
Tottori | Tottori Univ. (Primary: On-site, Secondary: Online) |
Characteristic Improvement at Back-Off Region by Three-Power-Level Optimization for 3.7-GHz GaN HEMT Doherty Amplifier Masataka Yamamoto, Kazuhiko Honjo, Yoichiro Yakayama, Ryo Ishikawa (UEC) MW2022-163 |
Increasing the communication capacity and speed is required for recent wireless communication systems. Digital modulated... [more] | MW2022-163 pp.37-41 |
| WPT (2nd) |
2022-12-05 - 2022-12-06 |
Kyoto | Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University (Primary: On-site, Secondary: Online) |
Hybrid power amplifier for WiCoPT WPT system Ren Furumoto, Daisuke Yasunobu, Kenjiro Nishikawa (Kagoshima Univ.) |
WiCoPT system, which can transfer data and power simultaneously, employs modulated signals. Therefore, a transmitter of ... [more] | |
| MW | 2022-11-15 13:25 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Doherty-Outphasing Hybrid power amplifier for WiCoPT WPT system Ren Furumoto, Daisuke Yasunobu, Kenjiro Nishikawa (Kagoshima Univ.) MW2022-112 |
WiCoPT system, which can transfer data and power simultaneously, employs modulated signals. Therefore, a transmitter of ... [more] | MW2022-112 pp.19-24 |
| MW | 2022-11-15 13:50 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Study on Power Consumption and Power Reduction of RF Power Amplifier in 5G Downlink System Yuki Takagi, Yoshichika Ohta (SB) MW2022-113 |
This paper proposes the estimation of power consumption of RF power amplifier in downlink (from base station to UE) comm... [more] | MW2022-113 pp.25-30 |
| IA, CQ, MIKA (Joint) |
2022-09-15 17:50 |
Hokkaido | Hokkaido Citizens Actives Center (Primary: On-site, Secondary: Online) |
A consideration of DoH-exclusive DNS architecture Satoru Sunahara (CIST), Yong Jin (Tokyo Tech), Katsuyoshi Iida (HU) IA2022-23 |
Conventional DNS communication uses non-encrypted UDP protocol so that DNS cache poisoning attacks and privacy leakage h... [more] | IA2022-23 pp.50-53 |
| ICD, SDM, ITE-IST [detail] | 2022-08-10 09:15 |
Online | [Invited Talk]
A 39-GHz CMOS Bi-Directional Doherty Phased-Array Beamformer Using Shared-LUT DPD with Inter-Element Mismatch Compensation Technique for 5G Base-Station Zheng Li, Jian Pang, Yi Zhang, Yudai Yamazaki, Qiaoyu Wang, Peng Luo, Weichu Chen, Yijing Liao, Minzhe Tang, Zhengyan Guo, Yun Wang, Xi Fu, Dongwon You (Tokyo Tech), Naoki Oshima, Shinichi Hori, Kazuaki Kunihiro (NEC), Atsushi Shirane, Kenichi Okada (Tokyo Tech) SDM2022-48 ICD2022-16 |
This work demonstrates a 39-GHz CMOS phased-array beamformer with the bi-directional Doherty PA-LNA. An inter-element mi... [more] | SDM2022-48 ICD2022-16 pp.64-67 |
|
| IA, SITE, IPSJ-IOT [detail] | 2022-03-08 14:20 |
Kyoto | Kyoto University, Yoshida Campus (Primary: On-site, Secondary: Online) |
A proposal of detection system for malicious DoH communication generated by DGA-based malware Rikima Mitsuhashi (The Univ. of Tokyo), Yong Jin (Titech), Katsuyoshi Iida (Hokkaido Univ.), Takahiro Shinagawa (The Univ. of Tokyo), Yoshiaki Takai (Hokkaido Univ.) SITE2021-59 IA2021-72 |
(To be available after the conference date) [more] | SITE2021-59 IA2021-72 pp.79-82 |
| ED, MW | 2022-01-27 15:30 |
Online | Online | [Invited Lecture]
A 28GHz-Band GaN HEMT Doherty Amplifier MMIC Based on Dual-Power-Level Design Technique Ryo Ishikawa, Takuya Seshimo, Yoichiro Takayama, Kazuhiko Honjo (UEC) ED2021-67 MW2021-109 |
In the 5G wireless communication system, a quasi-millimeter wave band such as the 28 GHz band is also used. Doherty powe... [more] | ED2021-67 MW2021-109 pp.28-31 |
| 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 |
| IN, IA (Joint) |
2021-12-17 14:55 |
Hiroshima | Higashi-Senda campus, Hiroshima Univ. (Primary: On-site, Secondary: Online) |
Recognition of Malicious DNS Tunnel Tools by DoH Traffic Analysis Using Multi-stage Machine Learning Technology Rikima Mitsuhashi (The Univ. of Tokyo), Yong Jin (Titech), Katsuyoshi Iida (Hokkaido Univ.), Takahiro Shinagawa (The Univ. of Tokyo), Yoshiaki Takai (Hokkaido Univ.) IA2021-48 |
(To be available after the conference date) [more] | IA2021-48 pp.85-92 |
| ICSS, IPSJ-SPT | 2021-03-01 10:00 |
Online | Online | Understanding the Adoption and Operation of DNS Cookie: Current State and Future Prospects Masanori Yajima (Waseda Univ.), Daiki Chiba (NTT), Yoshiro Yoneya (JPRS), Tatsuya Mori (Waseda Univ./NICT) ICSS2020-28 |
DNS cache poisoning attacks have received increasing attention these days. As a countermeasure against such attacks, DN... [more] |
ICSS2020-28 pp.13-18 |
| EMT, MW, OPE, EST, MWP, THz, IEE-EMT [detail] | 2020-07-17 14:15 |
Online | Online | Study on Series Connected Harmonic-Tuned GaN HEMT Doherty Power Amplifier for Directly Exciting a Loop Antenna of OAM communication with Balanced Mode Masahiro Nakada, Yoichiro Takayama, Ryo Ishikawa, Kazuhiko Honjo (UEC) EMT2020-24 MW2020-33 OPE2020-19 EST2020-24 MWP2020-24 |
A series-connected harmonic-tuned GaN HEMT Doherty amplifier (DA) has been developed for directly exciting a loop antenn... [more] | EMT2020-24 MW2020-33 OPE2020-19 EST2020-24 MWP2020-24 pp.101-106 |
| NS, ICM, CQ, NV (Joint) |
2019-11-21 09:55 |
Hyogo | Rokkodai 2nd Campus, Kobe Univ. | Deep Neural Network Based Distortion Compensation for Doherty Amplifiers Yoshimasa Egashira, Reina Hongyo, Keiichi Yamaguchi (Toshiba) CQ2019-89 |
The problem with Doherty amplifiers, which are high-efficiency power amplifiers, is the occurrence of complex memory dis... [more] | CQ2019-89 pp.7-12 |
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