Acoustic Wave Device and Module
AssigneeSanan Japan Technology Corporation
InventorsYuki Koto, Shinichi Shioi
Life of this patent
Estimating the term…
Abstract
An acoustic wave device is disclosed, which includes a piezoelectric substrate; a first ladder-type filter formed on the piezoelectric substrate and including a first series resonator, a second series resonator, and a first parallel resonator; a first inter-series resonator wiring that electrically connects the first series resonator and the second series resonator; a first ground pad electrically connected to the first parallel resonator; and wherein the first inter-series resonator wiring is disposed in an outer edge portion of the piezoelectric substrate relative to the first parallel resonator and the first ground pad.
Claims20
An acoustic wave device, comprising:
- a piezoelectric substrate;
- a first ladder-type filter formed on the piezoelectric substrate and including a first series resonator, a second series resonator, and a first parallel resonator;
- a first inter-series resonator wiring that electrically connects the first series resonator and the second series resonator;
- a first ground pad electrically connected to the first parallel resonator;
- and
- wherein the first inter-series resonator wiring is disposed in an outer edge portion of the piezoelectric substrate relative to the first parallel resonator and the first ground pad.
Dependencies are inferred from the claim text.