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System and method for automatically recording television programs in television systems with tuners external to video recorders

  • US 5,515,173 A
  • Filed: 06/02/1993
  • Issued: 05/07/1996
  • Est. Priority Date: 03/05/1993
  • Status: Expired due to Term
First Claim
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1. A system for automatically recording television programs comprising:

  • a converter/tuner for receiving a plurality of television signals at different channel frequencies, selecting one among the plurality of television signals, converting the selected television signal to a single channel frequency according to channel select commands and supplying said single channel frequency to an output;

    a converter/tuner programmer; and

    a video recorder external to said converter/tuner having an input coupled to the output of said converter/tuner comprising;

    first receiving means for receiving sets of channel, date, time-of-day and length commands,first storing means for storing recorder proper subsets of said sets of commands, said recorder subsets comprising date, time-of-day and length commands of said sets of commands,first transmitting means for transmitting cable proper subsets of said sets of commands to said converter/tuner programmer, said cable subsets comprising channel, date and time-of-day commands of said sets of commands,means for controlling the recording of video signals according to said recorder subsets;

    said converter/tuner programmer comprising;

    second receiving means for receiving said cable subsets,second storing means for storing said cable subsets, andsecond transmitting means for transmitting channel select commands to said converter/tuner according to said received cable subsets.

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