07227952 is referenced by 31 patents and cites 29 patents.

A secure software system for a portable device or computer that provides a simple interface to the device or computer and that retrieves and dynamically decrypts keys and content from a secure media while minimizing exposure of the keys and eliminating the need for manufacturers of the device or computer to create a their own system to manage these complex processes.

Title
System, method, and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks or other media
Application Number
10/6465
Publication Number
7227952 (B2)
Application Date
December 6, 2001
Publication Date
June 5, 2007
Inventor
Robert C Chang
Danville
CA, US
Farshid Sabet Sharghi
San Jose
CA, US
Bahman Qawami
San Jose
CA, US
Agent
Winston & Strawn
Assignee
SanDisk Corporation
CA, US
IPC
H04K 1/00
G06F 12/14
H04N 7/167
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