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Signal processing apparatus and methods

  • US 8,635,644 B1
  • Filed: 06/06/1995
  • Issued: 01/21/2014
  • Est. Priority Date: 11/03/1981
  • Status: Active Grant
First Claim
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1. A method for controlling the display of video information on a remote display from a cable head end by downloading an executable program from a source over a cable network to a remote control processor, said remote control processor having a storage device, said method comprising the steps of:

  • originating a plurality of executable messages from said source, said executable messages control how video information is displayed;

    receiving said downloaded executable program over said cable network at said remote control processor, said executable program for receiving said messages;

    storing said downloaded executable program at said remote control processor in said storage device;

    executing said downloaded executable program at said remote control processor to;

    receive said executable messages from said cable head end and display said video information on said remote display based on said received executable messages, wherein said execution of said executable messages is caused by a control signal received over said cable network.

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