Title:
POWER AMPLIFIER CIRCUIT, BASE STATION, SIGNAL TRANSCEIVER DEVICE, AND POWER AMPLIFIER APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/011136
Kind Code:
A1
Abstract:
A power amplifier circuit, a base station, a signal transceiver device, and a power amplifier apparatus. The power amplifier circuit comprises a main amplifier circuit and an auxiliary amplifier circuit connected in parallel between a signal input end and a signal output end. The main amplifier circuit comprises a first power amplifier and a second power amplifier connected in series, wherein the first power amplifier is a class-C power amplifier, and the second power amplifier is a class-AB power amplifier. The auxiliary amplifier circuit comprises a third power amplifier and a fourth power amplifier connected in series, wherein the third power amplifier is a class-AB power amplifier, and the fourth power amplifier is a class-C power amplifier.
Inventors:
FENG PINGLI (CN)
DING CHONG (CN)
QIN TIANYIN (CN)
XIANG YANG (CN)
ZHANG XIAOYI (CN)
WEI WEIWEI (CN)
DING CHONG (CN)
QIN TIANYIN (CN)
XIANG YANG (CN)
ZHANG XIAOYI (CN)
WEI WEIWEI (CN)
Application Number:
PCT/CN2022/105763
Publication Date:
February 09, 2023
Filing Date:
July 14, 2022
Export Citation:
Assignee:
ZTE CORP (CN)
International Classes:
H03F1/56; H03F1/02; H03F3/195; H03F3/213; H04B1/04; H04B1/18; H04B1/40; H04L27/00; H04L27/20; H04L27/22; H04W88/08
Foreign References:
| CN102414982A | 2012-04-11 | |||
| CN108809259A | 2018-11-13 | |||
| CN1976217A | 2007-06-06 |
Attorney, Agent or Firm:
JIAQUAN IP LAW (CN)
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