Title:
POWER DETECTION CIRCUIT AND TERMINAL
Document Type and Number:
WIPO Patent Application WO/2020/216178
Kind Code:
A1
Abstract:
Disclosed in the embodiments of the present disclosure are a power detection circuit and a terminal. The power detection circuit comprises: a radio frequency transceiving module, a radio frequency front-end module connected to the radio frequency transceiving module, a first switch module, a second switch module and a directional coupler. The radio frequency front-end module comprises at least one receiving sub-module and at least one transmitting sub-module. The at least one receiving sub-module is connected, in a switchable manner, to at least two antennas of the terminal by means of the first switch module. The first switch module is connected to the second switch module by means of the directional coupler. The at least one transmitting sub-module is connected, in a switchable manner, to a first end of the directional coupler by means of the second switch module. A second end of the directional coupler is connected, in a switchable manner, to the at least two antennas. A third end of the directional coupler is connected to the radio frequency transceiving module.
Inventors:
WEI RENJIE (CN)
Application Number:
PCT/CN2020/085639
Publication Date:
October 29, 2020
Filing Date:
April 20, 2020
Export Citation:
Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H04B17/10; H04B1/401; H04B7/0404; H04B7/0413
Foreign References:
| CN110190916A | 2019-08-30 | |||
| CN109347508A | 2019-02-15 | |||
| CN109041190A | 2018-12-18 | |||
| US20150249916A1 | 2015-09-03 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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