Terminal authorization method

Details Terminal authorization method Terminal authorization method

H - Electricity

04

N

350/20

H04N 7/16 (2006.01) H04N 7/167 (2006.01)

Patent

CA 2014794

A terminal apparatus for use in a cable television system which provides a plurality of channels capable of being tuned for display at a television receiver is provided. The apparatus includes a memory for storing data for generating a plurality of predetermined character screens and for storing deauthorization data. a character generator for generating character screens from the stored character screen data at the television receiver, a deauthorization mechanical responsive to the deauthorization data in the memory means for deauthorizing selected ones ot the plurality of channels, and a controller for controlling the memory and the character generator. and for composing at least one predetermined character screen for display at rhe television receiver in accordance with rhe deauthorization of a channel by the deauthorization mechanism.

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