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:
Mar. 23, 2010
Filed:
Aug. 16, 2007
Applicants:
Andreia Cathelin, Laval, FR;
Stephane Razafimandimby, Grenoble, FR;
Cyrille Tilhac, Grenoble, FR;
Inventors:
Assignee:
STMicroelectronics SA, Montrouge, FR;
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/02 (2006.01); H03H 11/00 (2006.01); H03B 5/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electronic circuit includes: an acoustic resonator of BAW or SAW type, said resonator having a series resonance frequency and a parallel resonance frequency; an active circuit which is coupled in parallel to said acoustic resonator, said active circuit having a negative capacity acting on the parallel resonance frequency of said resonator.