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:
Dec. 13, 2011
Filed:
Nov. 10, 2008
Alexander G. Macinnis, Los Altos, CA (US);
Chengfuh Jeffrey Tang, Saratoga, CA (US);
Xiaodong Xie, San Jose, CA (US);
James T. Patterson, Saratoga, CA (US);
Greg A. Kranawetter, San Jose, CA (US);
Alexander G. MacInnis, Los Altos, CA (US);
Chengfuh Jeffrey Tang, Saratoga, CA (US);
Xiaodong Xie, San Jose, CA (US);
James T. Patterson, Saratoga, CA (US);
Greg A. Kranawetter, San Jose, CA (US);
Broadcom Corporation, Irvine, CA (US);
Abstract
A graphics integrated circuit chip is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video input, a graphics input and an audio input simultaneously. The chip processes graphics images organized as windows. The chip obtains data that describes the windows, sorts the data according to the depth of the window on the display, transfers graphics images from memory, and blends the graphics images using alpha values associated with the graphics images.