Chia Jen Hang, Age 58Sugar Land, TX
Chia Hang Phones & Addresses
Sugar Land, TX
Cupertino, CA
Sunnyvale, CA
San Jose, CA
Cerritos, CA
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Us Patents
Secure Key Encoding For Content Protection
US Patent:
7801308, Sep 21, 2010
Filed:
Jul 17, 2006
Appl. No.:
11/458003
Inventors:
Chia Lun Hang - Morgan Hill CA, US
Assignee:
Integrated Device Technology, Inc. - San Jose CA
International Classification:
H04L 9/14
US Classification:
380277, 380278
Abstract:
A device and method for protecting HDCP cryptographic keys are presented herein. The device and method include receiving a set of HDCP cryptographic keys, encoding the set of HDCP cryptographic keys such that the resultant encoded cryptographic data is enabled to be represented in rows and columns, and storing the set of keys in a storage device of an HDCP appliance in the rows and columns, wherein at least one of the rows does not include a complete cryptographic key and at least one of the columns does not include a complete cryptographic key. The method can use block interleaving or convolution interleaving encoding.
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