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Broadcast receiver and channel scanning method

  • US 7,308,236 B2
  • Filed: 05/05/2005
  • Issued: 12/11/2007
  • Est. Priority Date: 09/13/2001
  • Status: Expired due to Fees
First Claim
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1. A channel scanning method for switching a receive channel at predetermined time intervals, comprising:

  • extracting information which is transferred together with the broadcast contents of a next channel to be received and which specifies a time of a changeover of said broadcast contents;

    checking whether or not the broadcast contents of said next channel will change within the predetermined time interval in the case of switching to the next receive channel, with reference to said extracted information; and

    receiving said next channel if the broadcast contents will not change, while if the broadcast contents will change, repeatedly performing said extracting and checking acts for a further channel to be received.

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