Title:
MULTIWAY SWITCH, RADIO FREQUENCY SYSTEM, AND WIRELESS COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/174259
Kind Code:
A1
Abstract:
A multiway switch, a radio frequency system, and a wireless communication device are provided. The multiway switch includes ten T ports and four P ports, the ten T ports include two first T ports, each of which the two first T ports is coupled with all of the four P ports. The multiway switch is configured to be coupled with a radio frequency circuit of a wireless communication device through the ten T ports and an antenna system of the wireless communication device through the four P ports, to implement a preset function of the wireless communication device, the antenna system comprising four antennas corresponding to the four P ports, and the preset function being a function of transmitting a sounding reference signal (SRS) through the four antennas in turn.
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Inventors:
BAI JIAN (CN)
Application Number:
PCT/CN2018/113192
Publication Date:
September 19, 2019
Filing Date:
October 31, 2018
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H04B1/40
Domestic Patent References:
| WO2012109988A1 | 2012-08-23 |
Foreign References:
| CN108390693A | 2018-08-10 | |||
| CN108390694A | 2018-08-10 | |||
| CN105703053A | 2016-06-22 | |||
| EP2485555A1 | 2012-08-08 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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