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Video display apparatus and operating method thereof

  • US 9,578,378 B2
  • Filed: 01/07/2013
  • Issued: 02/21/2017
  • Est. Priority Date: 01/05/2012
  • Status: Active Grant
First Claim
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1. A method of operating a video display device including a display unit, the method comprising:

  • obtaining an uncompressed audio video (AV) content;

    playing the uncompressed AV content through the display unit;

    extracting a fingerprint from a part of the uncompressed AV content;

    obtaining a first response, from a content recognition server based on the fingerprint,wherein the first response includes a timestamp of the uncompressed AV content, and an address of an enhanced service providing server;

    transmitting a query, to the enhanced service providing server using the address of the enhanced service providing server;

    receiving a second response from the enhanced service providing server,wherein the second response includes an address of an enhanced service application, a request period for the enhanced service application, and information on an acquisition path of the enhanced service application;

    receiving the enhanced service application using the address of the enhanced service application; and

    executing the enhanced service application,wherein the enhanced service application comprises a function for a bookmark of the enhanced service application, andwherein the executing the enhanced service application comprises;

    storing the bookmark of the enhanced service application, wherein the bookmark includes a time when the bookmark is set, andexecuting the enhanced service application, that is not dependent on any single service, corresponding to the bookmark, when a user input for the bookmark is received.

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