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:
Aug. 11, 2009
Filed:
Mar. 18, 2005
Applicant:
Jitendra Rayala, San Jose, CA (US);
Inventor:
Jitendra Rayala, San Jose, CA (US);
Assignee:
VeriSilicon Holdings (Cayman Islands) Co. Ltd., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A distributed arithmetic multiply/accumulate (MAC) unit for computing inverse discrete cosine transformations (IDCTs). In one embodiment, the distributed arithmetic MAC unit includes: (1) a first pipeline stage configured to perform dot products on received sequential input data and (2) a second pipeline stage coupled to the first pipeline stage and configured to compute additions and subtractions of the dot products to yield sequential output data.