Title:
RADIO FREQUENCY SYSTEM, WIRELESS COMMUNICATION DEVICE, AND FILTERING METHOD
Document Type and Number:
WIPO Patent Application WO/2024/066513
Kind Code:
A1
Abstract:
A radio frequency system, a wireless communication device, and a filtering method. The radio frequency system comprises: a radio frequency path (610), configured to transmit and receive a first radio frequency signal; a filter circuit (620), located in the radio frequency path and configured to filter an interference signal of the first radio frequency signal, wherein the filter circuit comprises a first LC band-stop unit (621) and a second LC band-stop unit (622) connected in series; and an adjustment circuit (630), one end of which is connected to the filter circuit, and the other end of which is grounded, wherein the adjustment circuit is configured to suppress short-circuit resonance generated between the first LC band-stop unit and the second LC band-stop unit.
Inventors:
ZHANG YUNFAN (CN)
Application Number:
PCT/CN2023/101864
Publication Date:
April 04, 2024
Filing Date:
June 21, 2023
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H03H7/01
Foreign References:
| CN202998014U | 2013-06-12 | |||
| CN114095049A | 2022-02-25 | |||
| CN101938022A | 2011-01-05 | |||
| CN110927506A | 2020-03-27 |
Attorney, Agent or Firm:
BEIJING BRIGHT IP AGENCY CO., LTD. (CN)
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