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US 2019/0356300 A1Published application
Acoustic wave resonator and electronic filter circuit
AssigneeFraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
InventorMarius Knapp
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Abstract
An acoustic wave resonator may be provided comprising a main body, which contains or consists of a piezoelectric material, and at least one electrode, which is arranged on the main body and covers at least a portion of the main body and which contains graphene, wherein the graphene of the electrode is provided with a metal coating, which is a partial coating of the graphene. An electronic filter circuit with such an acoustic wave resonator may also be provide.
Claims15
An acoustic wave resonator comprising:
- a main body, which contains or consists of a piezoelectric material;
- and
- at least one electrode, which is arranged on the main body and covers at least a portion of the main body and which contains graphene, wherein a metal coating is on the graphene of the electrode, wherein the metal coating is a partial coating of the graphene.
Dependencies are inferred from the claim text.