Interactive Digital Broadcasting System and Method for playing/storing particular contents, and Interactive Digital Broadcasting Receiving System and Method according to it

摘要

1. the art that the invention set forth in the claims ; The invention shall of a bidirectional digital broadcast system and method and, bi-directional digital broadcast receiving terminal and method thereof according to a playback / storage of the specific broadcast content. ; 2. The invention is to solve the technical challenges ; The present invention, specific broadcast content that needs to be played / stored on the receiving side from the broadcasting contents to be transmitted for the (for example, a particular ad) transmission by inserting a specific markers (marker, key, etc.), and receives accordingly side two-way digital for reproduction / storage of enabling by allowing be necessarily played / stored for the specific broadcast content in a specific label detection, a specific broadcast content on the receiving side can be played / stored without being deleted arbitrarily specified broadcast content to provide a broadcast system and method and, bi-directional digital broadcast receiving terminal and a method according thereto that is an object. ; 3. The gist of the solution of the invention, ; The present invention, both directions in a digital broadcasting system, a predetermined key in the program information periodically transmitted over a transport stream of a broadcast content that needs to be played / stored at the receiving end among the broadcasting contents transmitted through a broadcasting channel ( broadcast server for transmitting to insert the Key); And after receiving the audience information about the broadcast content it is passed through the return channel from the broadcast receiving side analyzes, including the return to the broadcasting server for transmitting the analysis information to the server. ; 4. important use of the invention ; The invention yiyongdoem interactive digital broadcast or the like. ; Broadcast content, interactive broadcast, broadcast advertising, key detection, marker