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. 09, 2007
Filed:
Jun. 29, 2005
Paul S. Diefenbaugh, Portland, OR (US);
James Kardach, Saratoga, CA (US);
Barnes Cooper, Tigard, OR (US);
Leslie E. Cline, Sunnyvale, CA (US);
Paul S. Diefenbaugh, Portland, OR (US);
James Kardach, Saratoga, CA (US);
Barnes Cooper, Tigard, OR (US);
Leslie E. Cline, Sunnyvale, CA (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
In one embodiment, a data processing system includes, but is not limited to, a processor, a memory coupled to the processor, and a universal serial bus (USB) controller coupled to the processor and the memory. The USB controller includes a local memory to cache at least one activity descriptor of at least a portion of a periodic schedule having multiple frames stored in the main memory. The USB controller defers to service an active USB device described by one of the activity descriptors until a corresponding frame is scheduled to be serviced subsequently. Other methods and apparatuses are also described.