The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 1991
Filed:
Apr. 20, 1989
Lee R Johnson, Lawrenceville, GA (US);
Elizabeth A Smith, Cumming, GA (US);
Howard L Myers, Lawrenceville, GA (US);
Curt M Kuban, Snellville, GA (US);
Scientific-Atlanta, Inc., Atlanta, GA (US);
Abstract
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 mechanism responsive to the deauthorization data in the memory for deauthoring selected ones of 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 the television receiver in accordance with the deauthorization of a channel by the deauthorization mechanism.