Improved VOD System and Dubbing Method with Dubbing Function

摘要

The present invention restores a bit stream such as encoded video, audio, and text provided from a server in response to a user's request to an original signal so that the user's voice or external audio signal can be effectively dubbed to a specific program in a displayable VOD system. The present invention relates to a dubbing technique in a VOD system, to which the present invention stores identifier information of a dubbing-set program, and stores audio dubbing interval information on a dubbing-set program set by a user; Storing dubbing data for at least one specific audio section of a dubbing set program; In response to a dubbing control signal, stores dubbing data input from the outside into a memory block, and retrieves the dubbing data stored in the memory block in a dubbing reproduction mode; Select the audio signal of the received program in the normal playback mode and output it to the speaker, and perform audio dubbing through the technical means for selecting and outputting the dubbed data extracted in the dubbing playback mode to the speaker, thereby satisfying various user needs. In addition to diversifying the usability of the VOD system, it is possible to maximize the use efficiency.