Patent ID: 11881842
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Basic communication processes (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. A band pass filter comprising:
a plurality of series arm resonators provided at a series arm connecting an input terminal and an output terminal;
a plurality of parallel arm resonators provided at parallel arms;
a first inductor that includes a first end connected to the input terminal or the output terminal and a second end connected in series with the plurality of series arm resonators, includes a first wiring electrode wound in a predetermined direction, and is provided at an internal layer of a multilayer board; and
a second inductor that includes a first end connected in parallel with one of the series arm resonators, includes a second wiring electrode wound in the predetermined direction, and is provided at an internal layer of the multilayer board; wherein
the first wiring electrode and the second wiring electrode at least partially overlap when the multilayer board is viewed in a plan view.