Video display device and method for controlling same

摘要

Provided are a video display device and a method of controlling the same. The method includes: obtaining an uncompressed audio-visual (AV) content; playing the uncompressed AV content through the display unit; obtaining content information of the uncompressed AV content on the basis of a section of the uncompressed AV content; obtaining an enhanced service on the basis of the content information; and playing the enhanced service through the display unit.

主权项

1. A control method of a video display device including a display unit, the method comprising:
obtaining an uncompressed audio-visual (AV) content; playing the uncompressed AV content through the display unit; extracting characteristic information from the uncompressed AV content; obtaining content information of the uncompressed AV content on the basis of the characteristic information; and obtaining an enhanced service information including a start time of an enhance service, on the basis of the content information; and playing the enhanced service at the start time through the display unit, wherein the obtaining an enhanced service information on the basis of the content information comprises obtaining the enhanced service information according to at least one of a plurality of obtaining methods, wherein the plurality of obtaining methods comprises: a first mode for obtaining the enhanced service information of the enhanced service directly from the characteristic information; a second mode for transmitting a query including the characteristic information to a first server, and obtaining the enhanced service information of the enhanced service from the first server corresponding to the query; and a third mode for transmitting a first query including the characteristic information to a first server, obtaining an address of the second server, corresponding to the first query, from the first server, transmitting a second query to the second server using an address of the enhanced service providing server, and obtaining the enhanced service information of the enhanced service from the second server; displaying a first screen for selecting at least one of a plurality of display methods, wherein the playing of the enhanced service comprises playing the enhanced service according to a display method selected from the plurality of display methods on the basis of the first screen; wherein the plurality of display methods comprise: a first mode for playing the enhanced service regardless of user's manipulation; a second mode for playing the enhanced service in correspondence to user's manipulation; a third mode for disregarding the enhanced service; and a fourth mode for storing a bookmark of the enhanced service regardless of user's manipulation.