Title:
MULTIWAY SWITCH, RADIO FREQUENCY SYSTEM, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/174267
Kind Code:
A1
Abstract:
A multiway switch, a radio frequency system, and an electronic device are provided. The multiway switch is applicable to an electronic device being operable in a single-frequency dual-transmit mode. The electronic device includes the multiway switch, a radio frequency circuit, and an antenna system. The multiway switch includes four T ports and 2n P ports. The four T ports are configured to be coupled with the radio frequency circuit. The 2n P ports are configured to be coupled with the antenna system. The four T ports include two first T ports coupled with all of the 2n P ports. The multiway switch is configured to be coupled with the radio frequency circuit and the antenna system to implement a preset function of transmitting a sounding reference signal (SRS) through 2n antennas of the antenna system corresponding to the 2n P ports in turn.
Inventors:
BAI JIAN (CN)
Application Number:
PCT/CN2018/113769
Publication Date:
September 19, 2019
Filing Date:
November 02, 2018
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H04B7/0404; H04B7/0413
Foreign References:
| CN108494413A | 2018-09-04 | |||
| US20130308477A1 | 2013-11-21 | |||
| CN107733508A | 2018-02-23 | |||
| CN103905104A | 2014-07-02 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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