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. 06, 2003
Filed:
Mar. 05, 2001
Applicant:
Inventors:
Mahibur Rahman, Boynton Beach, FL (US);
Christopher T. Thomas, San Diego, CA (US);
Robert Schweickert, Mesa, AZ (US);
James Mittel, Lake Worth, FL (US);
Clinton C. Powell, II, Lake Worth, FL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/06 ;
U.S. Cl.
CPC ...
H04B 1/06 ;
Abstract
A DC offset correction circuit ( ) provides DC offset correction within a receiver ( ) for receiving and processing a radio frequency signal ( ) within a radio communication system ( ). The DC offset correction circuit ( ) includes a feedback loop ( ) for shifting a digital signal ( ) by a programmable amount; and a coarse DC offset correction path ( ) coupled to the feedback loop ( ) for performing coarse DC offset correction.