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:
Aug. 12, 2003
Filed:
Oct. 01, 1999
Applicant:
Inventors:
Hans Staufer, Le vaud Surla Croix, CH;
Anthony Newton, Le Vaud, CH;
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 5/22 ;
U.S. Cl.
CPC ...
H04Q 5/22 ;
Abstract
A synchronous demodulator ( ) drives an output antenna ( ) with a push-pull driver circuit ( ). The push-pull driver circuit ( ) includes two transistors connected in a push-pull configuration driving a center-tapped transformer ( ). The transformer ( ) couples the push-pull driver circuit ( ) to an antenna ( ). Received signals are demodulated in the output driver circuit ( ).