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:
May. 01, 2007
Filed:
Feb. 13, 2006
Kenji Inoue, Tokyo, JP;
Seisuke Mochizuka, Tokyo, JP;
Kenji Inoue, Tokyo, JP;
Seisuke Mochizuka, Tokyo, JP;
TDK Corporation, Tokyo, JP;
Abstract
A surface acoustic wave device is provided with an input signal electrodeand an output signal electrodeto and from which an electric signal is inputted or outputted; a first surface acoustic wave resonatorincluding an input terminalconnected to the input signal electrodeand having a plurality of comb electrodes, an output terminalconnected to the output signal electrodeand having a plurality of comb electrodes, a common terminalwhich has a plurality of comb electrodes and which forms interdigital transducers A and B together with the comb electrodes of the input terminaland the comb electrodes of the output terminaland a second surface acoustic wave resonatorconnected between the common terminalof the first surface acoustic wave resonatorand a pair of grounding terminals