Method and apparatus for controlling user access and decryption of locally stored content at receivers in a digital broadcast system
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United States of America Patent
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Dec 21, 2004
Grant Date -
N/A
app pub date -
Oct 25, 2000
filing date -
Oct 25, 2000
priority date (Note) -
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Abstract
The invention relates generally to a receiver unit in a digital broadcast system for receiving a broadcast signal comprising content segments and control data, and generating an output signal using the content segments and previously stored content segments at the receiver. The previously stored content segments are decrypted. The receiver is configured to obtain authorization from a remote distribution center to decrypt locally stored content segments requested by a user for recording onto a portable storage medium.
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