Tunable resonator element, filter circuit and method

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United States of America Patent

PATENT NO 11018652
APP PUB NO 20190181827A1
SERIAL NO

16210756

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Abstract

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A resonator element for use in a filter is provided. The resonator element includes a first resonator acoustically coupled to a second or third resonator or both. The first resonator has terminals for incorporation in a filter structure. A tuning circuit is coupled to the second or third resonator or both to enable tuning of the resonator element. The tuning circuit includes a variable capacitor and an inductor.

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Patent Owner(s)

Patent OwnerAddress
INFINEON TECHNOLOGIES AGAM CAMPEON 1-15 NEUBIBERG 85579

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bauder, Ruediger Feldkirchen-Westerham, DE 57 1074
Timme, Hans-Joerg Ottobrunn, DE 48 1007

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