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Automatic time set in a television system

  • US 5,812,205 A
  • Filed: 07/21/1995
  • Issued: 09/22/1998
  • Est. Priority Date: 05/04/1994
  • Status: Expired due to Term
First Claim
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1. A method for automatically setting the time in a television system with television schedule data, comprising the steps of:

  • broadcasting a datastream with at least one data packet to a peripheral device, said datastream containing said television schedule data, said peripheral device being within said television system, said data packet including a cyclic redundancy check and a time value, said cyclic redundancy check capable of indicating errors in said data packet;

    searching for a VBI line containing said datastream;

    identifying a first byte in said data packet with a processor after said VBI line containing said datastream is found, said processor being located in said peripheral device;

    utilizing said cyclic redundancy check to determine if said data packet contains an error, said utilizing of said cyclic redundancy check occurring after said first byte is identified;

    storing said time value in a memory when said data packet is free of errors, said memory being located in said peripheral device;

    setting a time in said peripheral device with said processor, said processor using said time value stored in said memory to set said time;

    storing a portion of said television schedule data in said memory; and

    generating a television schedule guide with said television schedule data, said time being used in said generation of said television schedule guide.

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