Patent ID: 11901920
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. The front-end circuit according to claim 4, wherein:
the primary circuit further comprises:
a third transmission filter, the first communication band being a pass band of the third transmission filter;
a third reception filter, the first communication band being a pass band of the third reception filter;
a fourth power amplifier connected to an input terminal of the third transmission filter, and configured to amplify the first radio frequency signal; and
a fourth low-noise amplifier connected between the first reception terminal and an output terminal of the third reception filter, and configured to amplify the first radio frequency signal, and

an output terminal of the third transmission filter and an input terminal of the third reception filter are connected to the third selection terminal.