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

Claim 4:
5. The front-end circuit according to claim 4, wherein the primary circuit further comprises:
a third switch comprising a third common terminal, a fifth selection terminal, and a sixth selection terminal, the third switch being configured to exclusively selectively connect the third common terminal to the fifth selection terminal or to the sixth selection terminal;
a first transmission/reception filter connected between the fourth selection terminal and the third common terminal, the second communication band being a pass band of the first transmission/reception filter;
a third power amplifier connected between the second transmission terminal and the fifth selection terminal, and configured to amplify the second radio frequency signal; and
a third low-noise amplifier connected between the sixth selection terminal and the second reception terminal, and configured to amplify the second radio frequency signal.