US Patent 7272164 Reducing DC offsets using spectral spreading

Patent 7272164 was granted and assigned to ParkerVision (company) on September, 2007 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

ParkerVision (company)

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

72721640

Patent Inventor Names

Richard C Looke0

Robert W Cook0

Charley D Moses, Jr.0

David F Sorrells0

Gregory S Rawlins0

Michael J Bultman0

Michael W Rawlins0

Date of Patent

September 18, 2007

Patent Application Number

103151740

Date Filed

December 10, 2002

Patent Primary Examiner

‌

Tesfaldet Bocure

Patent abstract

Methods, systems, and apparatuses for down-converting an electromagnetic (EM) signal by aliasing the EM signal, and applications thereof are described herein. Reducing or eliminating DC offset voltages and re-radiation generated when down-converting an electromagnetic (EM) signal is also described herein. Down-converting a signal and improving receiver dynamic range is also described herein.

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