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:
Nov. 22, 2005
Filed:
Feb. 06, 2004
Applicants:
Andreas Wiesbauer, Pörtschach, AT;
Martin Clara, Villach, AT;
Antonio Di Giandomenico, Villach, AT;
Luis Hernandez, Madrid, ES;
Susana Paton, Madrid, ES;
Inventors:
Andreas Wiesbauer, Pörtschach, AT;
Martin Clara, Villach, AT;
Antonio Di Giandomenico, Villach, AT;
Luis Hernandez, Madrid, ES;
Susana Paton, Madrid, ES;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M003/00 ;
U.S. Cl.
CPC ...
Abstract
A loop filter for a continuous time sigma delta analog to digital converter which converts an analog input signal into a digital output signal, said loop filter comprising an active analog filter which includes active devices for providing a power gain, wherein the number of active devices is lower than the filter order of said active analog filter.