主权项 |
1. An operating method of a video display device including a display unit, the method comprising:
obtaining, by a receiver, an uncompressed AV content; extracting, by an enhanced service manager, a signature from frames of the uncompressed AV content or a section of audio samples of the uncompressed AV content; obtaining, by the enhanced service manager, a timestamp of currently watched frames of the uncompressed AV content based on the signature; obtaining, by the enhanced service manager, an address of a server, for reporting information on a usage of the video display device, based on the signature; and obtaining receiving information for an application related to the currently watched frames based on the signature, wherein the receiving information includes an address of the application, a request period for the application, and an acquisition path of the application; receiving the application using the receiving information; and reporting, by the enhanced service manager, the information on the usage of the video display device to the server based on the address of the server, when a size of the information on the usage of the video display device, stored in the video display device, exceeds a criteria for the size, wherein the information on the usage of the video display device includes an activating time of an application related to the uncompressed AV content. |