Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
CAS, ICTSSL |
2021-01-29 12:50 |
Online |
Online |
A Study on the matching circuit using transformer Satoshi Tanaka (Murata) CAS2020-62 ICTSSL2020-47 |
An LC multi-stage matching circuit is widely used as a matching circuit for a power amplifier (PA) for mobile communicat... [more] |
CAS2020-62 ICTSSL2020-47 pp.118-123 |
MW |
2020-12-10 13:15 |
Kanagawa |
(Primary: On-site, Secondary: Online) |
A 3.9-GHz-Band GaN HEMT Outphasing Power Amplifier with Reactance-Compensation Compact Combiner Ryoichi Ogasawara, Yoichiro Takayama, Ryo Ishikawa, Kazuhiko Honjo (UEC) MW2020-71 |
Recently, the need for large-capacity communications has increased in wireless communication systems due to the increase... [more] |
MW2020-71 pp.1-6 |
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 |
MSS, CAS, IPSJ-AL [detail] |
2020-11-26 13:00 |
Online |
Online |
A Study on Analytical Solutions of Triple-Stage Wideband LC Matching Circuits Satoshi Tanaka (Murata Manufacturing) CAS2020-29 MSS2020-21 |
As mobile phones progress in the third, fourth, and fifth generations, the frequency bands used in mobile phones have in... [more] |
CAS2020-29 MSS2020-21 pp.56-61 |
MW |
2020-11-19 13:05 |
Online |
Online |
Harmonic tuning circuit using 1-port CRLH transmission line and its application to power amplifiers Naoaki Iisaka, Shinichi Tanaka (SIT) MW2020-65 |
With the spread of next-generation mobile communication systems, high efficiency and miniaturization of base station amp... [more] |
MW2020-65 pp.1-5 |
MBE, NC, NLP, CAS (Joint) [detail] |
2020-10-30 14:45 |
Online |
Online |
A study on analytical solutions of multi-stage wideband LC matching circuits Satoshi Tanaka (Murata) CAS2020-18 NLP2020-39 |
As mobile phones progress in the third, fourth, and fifth generations, the frequency bands used in mobile phones have in... [more] |
CAS2020-18 NLP2020-39 pp.35-40 |
MSS, CAS, SIP, VLD |
2020-06-18 10:50 |
Online |
Online |
A Study on AM-AM/PM Characteristics of RF Power Amplifiers Satoshi Tanaka (Murata Manufacturing) CAS2020-3 VLD2020-3 SIP2020-19 MSS2020-3 |
In 5G (5th Generation) mobile phone, maximum modulation bandwidth is enlarged from 100 to 400 MHz addition, complicated ... [more] |
CAS2020-3 VLD2020-3 SIP2020-19 MSS2020-3 pp.11-16 |
CS, CAS |
2020-02-28 14:30 |
Kumamoto |
|
A Study on Wideband Multi-Stage LC Matching Circuits of Power Amplifiers for Mobile Phone Terminals Satoshi Tanaka (Murata Manufacturing) CAS2019-123 CS2019-123 |
As mobile phones progress in the third, fourth, and fifth generations, the frequency bands used in mobile phones have in... [more] |
CAS2019-123 CS2019-123 pp.149-154 |
ICTSSL, CAS |
2020-01-31 17:20 |
Tokyo |
|
A Study on Output Matching Circuits of Power Amplifiers for Mobile Phone Terminals Satoshi Tanaka (Murata) CAS2019-97 ICTSSL2019-66 |
As the mobile phone generation progresses with the third, fourth, and fifth generations, the frequency bands used in mob... [more] |
CAS2019-97 ICTSSL2019-66 pp.169-174 |
AP, RCS (Joint) |
2019-11-21 09:50 |
Saga |
Saga Univ. |
Partial Re-Training of Self-Interference Canceller Considering Gain Variation of Amplifiers Takeshi Ishii, Kazuki Komatsu, Yuichi Miyaji, Hideyuki Uehara (Toyohashi Univ. of Tech.) RCS2019-215 |
In-band full-duplex is expected to improve spectrum efficiency and throughput but self-interference (SI) cancellation is... [more] |
RCS2019-215 pp.73-78 |
MW |
2019-11-14 14:45 |
Okinawa |
Minami Daido Villa. Tamokuteki Koryu Center |
A Sturdy about Efficient Design and Optimization of Bias Condition for K-Band GaN Power Amplifier Takuma Torii, Masatake Hangai, Ryuji Inagaki, Shintaro Shinjo (Mitsubishi Electric) MW2019-104 |
Power Amplifier is required to have both high efficiency and linearity in satellite communication. This paper presents t... [more] |
MW2019-104 pp.25-28 |
MW |
2019-11-14 15:35 |
Okinawa |
Minami Daido Villa. Tamokuteki Koryu Center |
High-Efficiency GaN HEMT Doherty Power Amplifier Based on Two-Power-Level Impedance Optimization including Harmonic Treatment Takuya Seshimo, Yoichiro Takayama, Ryo Ishikawa, Kazuhiko Honjo (UEC) MW2019-106 |
Further high efficiency and high functionality of power amplifier are required for the next generation wireless communic... [more] |
MW2019-106 pp.35-39 |
MW |
2019-11-14 16:00 |
Okinawa |
Minami Daido Villa. Tamokuteki Koryu Center |
High Efficiency Doherty Amplifier Using T-Shaped Stabs with Spurius Suppression and Impedance Conversion Function Yuki Takagi, Naoki Hasegawa, Yoshichika Ota (SB), Ryo Ishikawa, Kazuhiko Honjo (UEC) MW2019-107 |
In recent years, various types of wireless stations such as a base station used on quasi-millimeter wave band have been ... [more] |
MW2019-107 pp.41-46 |
NLP, CAS |
2019-10-22 09:50 |
Gifu |
Gifu Univ. |
A Parameter analysis on LC-matching circuits for mobile phone applications Satoshi Tanaka (Murata) CAS2019-25 NLP2019-65 |
The LC/CL-matching circuits are widely applied to the RF power amplifiers (PA). In particular, ladder-type LC/CL-matchi... [more] |
CAS2019-25 NLP2019-65 pp.11-16 |
SAT |
2019-10-10 15:20 |
Fukuoka |
JR HAKATA CITY {10F RoomA+B} |
Development of highly maintainable and reliable RF transceiver for satellite base stations Munehiro Matsui, Akira Matsushita, Fumihiro Yamashita (NTT) SAT2019-52 |
Maintainability and reliability is required for sustainable operation of satellite communication system. This paper pres... [more] |
SAT2019-52 pp.21-26 |
MSS, CAS, SIP, VLD |
2019-07-31 09:35 |
Iwate |
Iwate Univ. |
A Study on LC-Matching Circuits of Power Amplifiers for Mobile Phone Applications Satoshi Tanaka (Murata Manufacturing) CAS2019-12 VLD2019-18 SIP2019-28 MSS2019-12 |
The LC-matching circuits are widely applied to RF circuits such as the power amplifiers (PA), low noise amplifiers (LNA)... [more] |
CAS2019-12 VLD2019-18 SIP2019-28 MSS2019-12 pp.49-54 |
CAS, CS |
2019-03-09 14:35 |
Kanagawa |
Shonan Institute of Technology |
Analysis of Non-linearity on Heterojunction Bipolar Transistor Power Amplifiers for Mobile Phone Satoshi Tanaka (Murata) CAS2018-154 CS2018-122 |
In 5G (5th Generation) mobile phone, maximum modulation bandwidth is enlarged from100 to 400 MHz. In addition, complica... [more] |
CAS2018-154 CS2018-122 pp.87-92 |
RCS, SR, SRW (Joint) |
2019-03-08 11:20 |
Kanagawa |
YRP |
Multi-Band RF Hardware Techniques for 5G Mobile Communication Systems Yasushi Yamao, Kazuhiko Honjo, Ryo Ishikawa, Yoichiro Takayama, Akira Saito (UEC) RCS2018-325 |
R & D of 5G mobile communication systems are intensively conducted as joint projects by industries, academia and the gov... [more] |
RCS2018-325 pp.219-224 |
ICD, CPSY, CAS |
2018-12-21 13:30 |
Okinawa |
|
Power-amplifier-inserted Transversal Filter that Recovers Quantization Noise Power by CMOS Rectifier Yuto Tanaka, Yohtaro Umeda, Kyoya Takano (Tokyo University of Science) CAS2018-78 ICD2018-62 CPSY2018-44 |
In this paper, we aim to improve power efficiency by using a CMOS rectifier for power-amplifier-inserted transversal fil... [more] |
CAS2018-78 ICD2018-62 CPSY2018-44 pp.1-5 |
ICD, CPSY, CAS |
2018-12-23 16:10 |
Okinawa |
|
Comparison between Quadrature-modulation EPWM transmitters with a 90° and 180° hybrid in physical models Tomoaki Morita, Yohtraro Umeda (Tokyo Univ. of Science) CAS2018-115 ICD2018-99 CPSY2018-81 |
Quadrature-modulation envelope-pulse-width-modulation (EPWM) transmitter with a 180° (180HYB system) or 90° hybrid (90HY... [more] |
CAS2018-115 ICD2018-99 CPSY2018-81 pp.153-158 |