APPARATUS AND METHOD FOR RETRANSMITTING CONTENTS BASED ON SVC

摘要

PURPOSE: A device authentication apparatus and method thereof for contents retransmission based on the SVC(Scalable Video Coding) suitable to the ubiquitous computing environment are provided to easily and conveniently transfer the contents of the IPTV(Internetwork Protocol TV) and usage right of the service. CONSTITUTION: A receiver(310) receives the require-message for first data from the first user device. According to the information for the first user device, an authenticator(320) authenticates the first user device. According to the information for the first user device, the transcoding part(330) creates the transcoding information for the first user device. A transmit unit(340) transmits the first data and the transcoding information to the first user device.