Patent ID: 11936361
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Basic communication processes (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. A filter device, comprising:
at least one piezoelectric plate, portions of the at least one piezoelectric plate forming one or more diaphragms, a thickness of the at least one piezoelectric plate is greater than or equal to 300 nm and less than or equal to 500 nm; and
a conductor pattern including a plurality of interdigital transducers (IDTs) of a respective plurality of acoustic resonators, interleaved fingers of each of the plurality of IDTs on one of the one or more diaphragms, the at least one piezoelectric plate and all of the IDTs configured such that respective radio frequency signal applied to each IDT excite respective shear primary acoustic modes in the respective diaphragm.