Patent ID: 11876545
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. A radio-frequency module comprising:
a mounting board having a first surface and a second surface on opposite sides of the mounting board; and
a multiplexer comprising
a first common terminal;
a first filter (Tx) mounted on the first surface of the mounting board and connected to the first common terminal; and
a second filter (Rx) mounted on the second major surface of the mounting board and connected to the first common terminal, wherein
the mounting board is interposed between the first filter and the second filter,
the mounting board includes a ground electrode layer formed by a planar wiring pattern, and
in a plan view of the mounting board
a footprint of the first filter at least partially overlaps a footprint of the second filter, and
the footprint of the first filter and the footprint of the second filter at least partially overlap with the ground electrode layer of the mounting board interposed between the first filter and the second filter.