The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 29, 2019
Filed:
Aug. 17, 2015
Applicant:
Snaptrack, Inc., San Diego, CA (US);
Inventors:
Philipp Michael Jäger, München, DE;
Werner Ruile, München, DE;
Assignee:
SnapTrack, Inc., San Diego, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 9/02 (2006.01); H03H 9/58 (2006.01); H03H 9/205 (2006.01); H03H 9/60 (2006.01); H03H 9/70 (2006.01); H03H 9/05 (2006.01);
U.S. Cl.
CPC ...
H03H 9/02015 (2013.01); H03H 9/205 (2013.01); H03H 9/582 (2013.01); H03H 9/605 (2013.01); H03H 9/706 (2013.01); H03H 9/0571 (2013.01); H03H 9/587 (2013.01); H03H 9/589 (2013.01); H03H 2009/0233 (2013.01);
Abstract
The present invention relates to a filter chip (), comprising an interconnection of at least one first and one second resonator () operating with bulk acoustic waves, wherein the first resonator () operating with bulk acoustic waves comprises a first piezoelectric layer () that is structured in such a way that the first resonator () has a lower resonant frequency than the second resonator ().