07933950 is referenced by 9 patents and cites 24 patents.

A method providing secure control of features of a digital device. In one embodiment, the method comprises sending, from a digital device that participates in a service, to a service provider that provides the service, a request to participate in the service; receiving a digital message that identifies a service state for the digital device, wherein the digital message is encoded uniquely for the digital device, wherein the digital message is unusable at a different digital device; based on the digital message, determining a plurality of control values that collectively define the service state within the digital device; and providing the control values to one or more applications hosted by the digital device that deliver a service experience associated with the service, or a feature, to an end user of the digital device.

Title
Secure control of features of a digital device
Application Number
10/958642
Publication Number
7933950 (B1)
Application Date
October 4, 2004
Publication Date
April 26, 2011
Inventor
James Barton
Alviso
CA, US
Paul Stevens
Felton
CA, US
Timothy Davison
San Francisco
CA, US
Adam Feder
Mountain View
CA, US
J Eric Townsend
Palo Alto
CA, US
Richard Lee
San Francisco
CA, US
Michael Barton
Littleton
CO, US
Agent
Hickman Palermo Truong & Becker
Kirk D Wong
Assignee
TiVo
CA, US
IPC
H04L 9/32
H04N 7/167
H04N 7/173
G06F 15/16
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