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METHOD AND APPARATUS FOR PROCESSING DIGITAL SERVICE SIGNALS

  • US 20140047475A1
  • Filed: 07/16/2013
  • Published: 02/13/2014
  • Est. Priority Date: 07/16/2012
  • Status: Active Grant
First Claim
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1. A method of processing digital service signals, the method comprising:

  • receiving the digital service signals having contents;

    extracting logo data for indicating contents provider from each of the video frames of the contents, wherein the logo data is located in a specific area in the each of the video frames;

    comparing the extracted logo data with stored logo data to obtain channel information of the contents;

    obtaining the channel information of the contents from metadata related to the logo data;

    generating a request for obtaining URL information for the additional data related to the contents using the obtained channel information;

    receiving the URL information using the generated request; and

    obtaining the additional data over an IP (Internet Protocol) network according to the URL information.

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