FIRMWARE-IMPLEMENTED SOFTWARE LICENSING

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United States of America Patent

APP PUB NO 20140143885A1
SERIAL NO

13681861

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A device receives a request to use a software program, determines a comparison indicator based on receiving the request, and determines whether a license for the software program is valid based on a license validity indicator, stored in a secure environment, and the comparison indicator. The device permits execution of secure code stored in the secure environment when the license is determined to be valid, and prevents execution of the secure code stored in the secure environment when the license is determined to be invalid.

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Patent Owner(s)

Patent OwnerAddress
ATI TECHNOLOGIES ULCMARKHAM

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
BLOTSKY, Sergey Etobicoke, CA 3 12
Nadarajah, Kathirkamanathan Richmond Hill, CA 8 143
Ye, Jianfei Richmond Hill, CA 7 29
Zhang, Xing Yue Markham, CA 2 4

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