Video display apparatus and operating method thereof

摘要

Provided are a video display device and a method of operating the same. The method includes: executing an enhanced service playing application not dependent on any single channel; obtaining an uncompressed audio video (AV) content; playing the uncompressed AV content through the display unit; attempting to obtain contents information on the uncompressed AV content on the basis of a part of the uncompressed AV content; transmitting an enhanced service request message to an enhanced service providing server not dependent on any single channel by the enhanced service; receiving an enhanced service from the enhanced service providing server; and playing the enhanced service through the display unit by the enhanced service playing application.

主权项

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, and wherein 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.