Title:
RADIO-FREQUENCY PA MID DEVICE, RADIO-FREQUENCY SYSTEM AND COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/238453
Kind Code:
A1
Abstract:
A radio-frequency PA Mid device. The radio-frequency PA Mid device is configured with a first antenna port (ANT1), a second antenna port (ANT2), a first transmission port (RFIN1), a first receiving port (RX1) and a second receiving port (RX2). The radio-frequency PA Mid device comprises: a first transceiver circuit (210), used for amplifying and filtering a first radio-frequency signal received by the first transmission port (RFIN1) and outputting same by means of the first antenna port (ANT1), and also used for receiving the first radio-frequency signal by means of the first antenna port (ANT1), and filtering and amplifying the received first radio-frequency signal so as to realize receiving/transmitting control of the first radio-frequency signal; and a second transceiver circuit (220), used for receiving a second radio-frequency signal by means of the second antenna port (ANT2), and filtering and amplifying the received second radio-frequency signal so as to realize receiving control of the second radio-frequency signal.
Inventors:
CHEN WU (CN)
Application Number:
PCT/CN2021/086480
Publication Date:
December 02, 2021
Filing Date:
April 12, 2021
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H04B1/40
Foreign References:
| CN108599780A | 2018-09-28 | |||
| CN108199728A | 2018-06-22 | |||
| CN108880602A | 2018-11-23 | |||
| US20140227982A1 | 2014-08-14 | |||
| CN108462497A | 2018-08-28 | |||
| CN108494413A | 2018-09-04 | |||
| CN108199726A | 2018-06-22 | |||
| US20200037383A1 | 2020-01-30 | |||
| US10643962B1 | 2020-05-05 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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