Title:
RADIO FREQUENCY SYSTEM, POWER SUPPLY METHOD FOR RADIO FREQUENCY SYSTEM, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/143397
Kind Code:
A1
Abstract:
Disclosed in the present application are a radio frequency system, a power supply method for the radio frequency system, and an electronic device. The radio frequency system comprises a power supply, a PA power supply chip, a PA module, a switch module, and a control module, wherein the power supply is connected to the PA module by means of the switch module, the PA power supply chip is connected to the PA module by means of the switch module, the PA module comprises at least two PA sub-modules, and the control module is connected to the switch module and used for controlling an on-off state of the switch module according to a working state of the radio frequency system, so as to enable the power supply and/or the PA power supply chip to supply power to the PA module.
Inventors:
HUANG ZHENJIAN (CN)
YANG ZHENGMIAO (CN)
YANG ZHENGMIAO (CN)
Application Number:
PCT/CN2021/140810
Publication Date:
July 07, 2022
Filing Date:
December 23, 2021
Export Citation:
Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H02M3/157; H04L12/10
Foreign References:
| CN112803764A | 2021-05-14 | |||
| CN111092621A | 2020-05-01 | |||
| CN108390691A | 2018-08-10 | |||
| CN112073085A | 2020-12-11 | |||
| US20120112832A1 | 2012-05-10 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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