Title:
RADIO FREQUENCY POWER AMPLIFIER CIRCUIT, TRANSMISSION MODULE, COMMUNICATION DEVICE, AND COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/020095
Kind Code:
A1
Abstract:
The present application relates to a radio frequency power amplifier circuit, a transmission module, a communication device, and a communication system. The radio frequency power amplifier circuit comprises: a transformer, wherein a primary side of the transformer comprises a first power amplifier end, a second power amplifier end, and an intermediate tap; the intermediate tap is connected to a power supply; a secondary side of the transformer comprises a power output end and a reference end; a first capacitor module connected across the reference end and the ground, a capacitance variation range of the first capacitor module comprising a first capacitance value and a second capacitance value; and a second capacitor module connected across the power output end and the ground, a capacitance variation range of the second capacitor module comprising a third capacitance value and a fourth capacitance value.
Inventors:
QI WEI (CN)
LONG HUA (CN)
LONG HUA (CN)
Application Number:
PCT/CN2022/099445
Publication Date:
February 23, 2023
Filing Date:
June 17, 2022
Export Citation:
Assignee:
LANSUS TECH INC (CN)
International Classes:
H04B1/04; H03F3/24; H03F3/26; H03F3/30; H03F3/45
Domestic Patent References:
| WO2013188243A1 | 2013-12-19 |
Foreign References:
| CN215818097U | 2022-02-11 | |||
| CN113169717A | 2021-07-23 | |||
| CN106559100A | 2017-04-05 | |||
| CN108270407A | 2018-07-10 | |||
| US20200343614A1 | 2020-10-29 | |||
| CN111600559A | 2020-08-28 |
Attorney, Agent or Firm:
SHENZHEN JUNXINCHENG INTELLECTUAL PROPERTY FIRM (GENERAL PARTNERSHIP) (CN)
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