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. 25, 2009
Filed:
Jul. 19, 2005
Kenneth Irving, Sunnyvale, CA (US);
Jonathan Greene, Palo Alto, CA (US);
Kenneth Irving, Sunnyvale, CA (US);
Jonathan Greene, Palo Alto, CA (US);
Actel Corporation, Mountain View, CA (US);
Abstract
Secure delivery of configuration data of an intellectual property (IP) core includes the steps of loading configuration data for the IP core into IP core space by an IP core provider, masking portions of the IP core space not loaded with configuration data in the loading configuration data step with the value 0 or 1 by the IP core provider, encrypting data in the IP core space by the IP core provider, loading configuration data for system design other than for the IP core into a remainder space and any unused portions of the IP core space by a system designer, masking portions of the IP core space loaded in the loading configuration data step with the value 0 or 1 used by the IP core provider in the masking portions of the IP core space not loaded step, and encrypting data in a configuration space by the system designer.