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:
Sep. 27, 2011
Filed:
Aug. 31, 2009
Applicants:
Gerhard Kloska, Rosenheim, DE;
Armin Schober, Munich, DE;
Inventors:
Gerhard Kloska, Rosenheim, DE;
Armin Schober, Munich, DE;
Assignee:
EPCOS AG, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 9/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
A resonator filter working with surface acoustic waves is disclosed. The transfer function of this filter features a phase rotation of at least 400° within a passband.