Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
MW |
2022-11-15 11:15 |
Nagasaki |
Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Bandwidth Improvement of Power Amplifier Using Dispersion Engineering of 1-Port CRLH Transmission Line Ryota Mogami, Eri Tsuji, Shinichi Tanaka (Shibaura Inst. of Tech.) MW2022-110 |
In our previous paper, we reported a power amplifier using a 1-port CRLH transmission line (TL) as a harmonic tuning cir... [more] |
MW2022-110 pp.7-12 |
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 |
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 |
MW |
2022-11-16 10:20 |
Nagasaki |
Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
DC-Feedback-Mode Zero-Threshold GaAs HEMT Rectifier/Voltage-Doubler Diode Rectifier for Applying Negative Gate-Bias to Microwave Power Amplifier Taki Nagata, Ryo Ishikawa, Kazuhiko Honjo (UEC) MW2022-123 |
In recent years, there has been much research on RF energy harvesting, which converts small electromagnetic waves in the... [more] |
MW2022-123 pp.77-80 |
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 |
AP, MW (Joint) |
2022-09-15 12:00 |
Ehime |
The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
Examination of Characterization Method for Matching Circuit-less Power Amplifiers Noriyuki Tanba (NU), Hiroshi Hirayama (NITech), Shinji Hara (NU) MW2022-76 |
The characterization of the matching circuit-less power amplifier (PA) and the PA in the PA-integrated antenna (PIA), pr... [more] |
MW2022-76 pp.42-47 |
SAT, RCS (Joint) |
2022-08-26 10:15 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
Constant Amplitude Modulation for NOMA-OFDM Wireless Communications Wang Zihan, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) RCS2022-115 |
In wireless communications, non-orthogonal multiple access (NOMA), which combines and transmit multiple user signals, ca... [more] |
RCS2022-115 pp.102-107 |
EMCJ |
2022-04-15 13:55 |
Okinawa |
(Primary: On-site, Secondary: Online) |
High Power Transmission System Using Crane Wire Rope Tatsuya Yoshii, Shinji Tsuzuki, Masashi Sugimoto (Ehime Univ.), Yuki Okanami (Mitsubishi Electr.) EMCJ2022-3 |
The authors have studied a crane wire system to transmit about 100 W of power and communication signals from the boom of... [more] |
EMCJ2022-3 pp.13-18 |
MW, WPT |
2022-04-15 15:40 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Invited Talk]
A High Efficiency 3.6-4.0 GHz Envelope-Tracking Power Amplifier Using GaN Soft-Switching Buck-Converter Yuji Komatsuzaki (Mitsubishi Electric), Sandro Lanfranco, Tapio Kolmonen, Olli Piirainen, Jarno K. Tanskanen (Nokia Bell Labs), Shuichi Sakata (Mitsubishi Electric), Rui Ma (MERL), Shintaro Shinjo, Koji Yamanaka (Mitsubishi Electric), Peter Asbeck (UCSD) WPT2022-11 MW2022-11 |
We report a high efficiency sub-6GHz wideband Envelope-Tracking Power Amplifier (ET-PA) including an envelope amplifier ... [more] |
WPT2022-11 MW2022-11 pp.40-45 |
MW, WPT |
2022-04-15 16:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Invited Talk]
Basic Study on Dynamic Output Matching Circuit for Microwave Power Amplifier Toshio Ishizaki (Ryukoku Univ.) WPT2022-12 MW2022-12 |
When using a power amplifier for microwave heating, the output power and efficiency decrease due to load impedance fluct... [more] |
WPT2022-12 MW2022-12 pp.46-51 |
WPT |
2022-03-08 10:00 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Phase Conjugate Circuit for Double Frequency Retrodirective Mizuki Kataoka, Bo Yang, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) WPT2021-33 |
We propose a novel retrodirective system on microwave power transmission (MPT) for the interference reduction. The retro... [more] |
WPT2021-33 pp.58-61 |
MW |
2022-03-03 14:45 |
Online |
Online |
Frequency Characteristics on Vector Regulator Adjustment of Power Amplifier for Massive MIMO Base Stations Kazuya Miyamoto, Shoichi Narahashi (Setsunan Univ.), Yasunori Suzuki, Hiroshi Okazaki (NTT DOCOMO) MW2021-123 |
This paper presents Frequency Characteristics on Vector Regulator Adjustment of 3.5-GHz Band Power Amplifier. Experiment... [more] |
MW2021-123 pp.69-72 |
OPE, OFT, OCS (Joint) [detail] |
2022-02-25 14:20 |
Online |
Online |
Optical amplification for radio-over-fiber transmission with optical power supply Hirotaka Ono, Taiju Umehara (Shonan Inst. Tech.), Makoto Yamada (Osaka Pref. Univ.) OCS2021-52 OPE2021-67 |
Power over fiber (PoF) has been investigated for stable power supply in a radio on fiber (RoF) wireless service network ... [more] |
OCS2021-52 OPE2021-67 pp.57-60(OCS), pp.95-98(OPE) |
AP |
2022-02-18 09:25 |
Online |
Online |
A Consideration of H-shaped-slot Patch Antenna with 3rd Harmonic Termination using Characteristic Mode Analysis Syunya Ban, Hayata Hirose (Nagoya Inst. of Tech.), Shinji Hara (Nagoya Univ.), Hiroshi Hirayama (Nagoya Inst. of Tech.) AP2021-167 |
In this paper, an H-shape slot patch antenna designed at 5.8 GHz with F-class load impedance for microwave power transfe... [more] |
AP2021-167 pp.50-54 |
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 |
RCS, SIP, IT |
2022-01-20 11:45 |
Online |
Online |
A Study on Effectiveness Evaluation of FTN Signaling in the Presence of Nonlinear Distortion under Multipath Fading Channels Atsuya Nakamura, Yuta Kumagai, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) IT2021-33 SIP2021-41 RCS2021-201 |
This report investigates the throughput performance of faster-than-Nyquist (FTN) signaling in the presence of nonlinear ... [more] |
IT2021-33 SIP2021-41 RCS2021-201 pp.30-33 |
MSS, CAS, IPSJ-AL [detail] |
2021-11-18 11:45 |
Online |
Online |
Distortion Analysis of RF Power Amplifier Using Probability Density of Input Signal and AM-AM Characteristics Satoshi Tanaka (Murata Manufacturing) CAS2021-43 MSS2021-23 |
When confirming the ACLR (adjacent channel leakage power ratio), which are representative indicators of distortion in th... [more] |
CAS2021-43 MSS2021-23 pp.34-39 |
MW |
2021-11-18 16:30 |
Kagoshima |
Kagoshima University (Primary: On-site, Secondary: Online) |
Design of Dual-Band Semi-Lumped Element Power Divider with Constant Absolute Bandwidth Ayumu Tsuchiya, Tadashi Kawai, Akira Enokihara (Univ. of Hyogo) MW2021-73 |
In recent years, the dramatic evolution of information and communication technology and the expansion of its fields of u... [more] |
MW2021-73 pp.35-39 |