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:
Feb. 26, 2002
Filed:
May. 22, 2000
Applicant:
Inventor:
Mikael Karlsson Rudberg, Linköping, SE;
Assignee:
Telefonaktiebolaget LM Ericsson, Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/06 ;
U.S. Cl.
CPC ...
H03M 1/06 ;
Abstract
An A/D conversion offset error correction arrangement includes an A/D converters ( ) for converting analog signals into digital signals. A decoder ( ) decodes the digital signals into binary signals. A converter ( ) converts the binary signals into equivalent decoded digital signals. Means ( ) are provided for forming an offset error estimate by averaging the difference between the digital signals and the decoded digital signals. An adder ( ) subtracts the offset error estimate from future digital signals before these signals are decoded.