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, 2008
Filed:
Feb. 19, 2003
Applicants:
John G. Mcdonough, La Jolla, CA (US);
Jane Wang, San Diego, CA (US);
Inventors:
John G. McDonough, La Jolla, CA (US);
Jane Wang, San Diego, CA (US);
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
H04J 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A CDMA receiver () minimizes the use of hardware by taking advantage of the fact that Walsh sequences of a predetermined length (e.g.,) are comprised of inverted and non-inverted versions of smaller length (e.g.,) sequences. The receiver () performs the necessary uncovering operations for example of a Walsh sequence of lengthby performing uncovering operations using smaller length Walsh sequences such as of lengthand then performing subsequent summing operations with inverted and non-inverted versions of the results of such uncovering operations.