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:
Oct. 18, 2005
Filed:
Jun. 17, 2003
Applicants:
Edward A. Keehr, San Diego, CA (US);
Sean Wang, San Diego, CA (US);
Seyfollah Bazarjani, San Diego, CA (US);
Inventors:
Edward A. Keehr, San Diego, CA (US);
Sean Wang, San Diego, CA (US);
Seyfollah Bazarjani, San Diego, CA (US);
Assignee:
QUALCOMM, Incorporated, San Diego, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H03M001/66 ; H03M001/06 ;
U.S. Cl.
CPC ...
Abstract
A digital to analog converter augmented with Direct Charge Transfer (DCT) techniques. A digital to analog converter augmented with DCT and CDS techniques. A digital to analog converter augmented with Postfilter Droop Compensation.