Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
HIGH FREQUENCY CIRCUIT AND COMMUNICATION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/120264
Kind Code:
A1
Abstract:
This high frequency circuit (1) comprises: a switch (10) having terminals (10a, 10b, 10c, and 10d) that switches connection and disconnection between the terminal (10a) and the terminal (10b), switches connection and disconnection between the terminal (10a) and the terminal (10c), and switches connection and disconnection between the terminal (10a) and the terminal (10d); a filter (21) having a first passband including at least part of band A and connected to the terminal (10c); a filter (22) having a second passband including at least part of band B and connected to the terminal (10b); and an acoustic wave resonator (40) having a first end connected to the terminal (10d) and a second end connected to the terminal (10c).

More Like This:
JP3741787BRANCHING FILTER
WO/2019/064990HIGH FREQUENCY FILTER, MULTIPLEXER, HIGH FREQUENCY FRONTEND CIRCUIT, AND COMMUNICATION DEVICE
JP5338914Elastic wave elements and duplexers and electronic devices using them
Inventors:
MUTO HIDEKI (JP)
Application Number:
PCT/JP2022/045590
Publication Date:
June 29, 2023
Filing Date:
December 12, 2022
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H03H9/72; H01Q1/50; H03H7/46; H03H9/17; H03H9/70
Domestic Patent References:
WO2019188007A12019-10-03
Foreign References:
JP2019097103A2019-06-20
JP2015029233A2015-02-12
JP2001053582A2001-02-23
US20170244432A12017-08-24
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD

Next Patent: FEED MECHANISM AND METHOD FOR MANUFACTURING SAME