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:
Dec. 23, 2003
Filed:
Feb. 19, 2002
Applicant:
Inventor:
Georg Strauss, München, DE;
Assignee:
EPCOS AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/64 ;
U.S. Cl.
CPC ...
H03H 9/64 ;
Abstract
A dual mode SAW filter is provided with improved symmetry and/or blocking attenuation by selecting the structure in one-track, two-track embodiment and with potentially split track, in which first transducers and second transducers, these as input transducers and/or output transducers and/or coupling transducers (given a multi-track embodiment), always have an even-numbered plurality of fingers and are point-symmetrical.
Strauss, Georg. (2003). Dual-mode surface wave filter with enhanced symmetry and optionally enhanced stop-band attenuation (U.S. Patent No. 6667673). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6667673
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile