CONTENT PLAYING SYSTEM INCLUDING A SMART CARD AND THE SMART CARD, CAPABLE OF RELEASING A DRM OF STREAMING SERVICE CONTENTS BY A USE RIGHT OF A SMART CARD OF A CONTENT PLAYING TERMINAL

摘要

PURPOSE: A content playing system including a smart card and the smart card are provided to apply a DRM technique between a streaming service server and a terminal, thereby obtaining better content protecting effects.;CONSTITUTION: A smart card(120) transmits a content providing request to a content providing server(140) through a content playing terminal(110). The smart card releases DRM(Digital Right Management) about an N-numbered packet of the contents. The smart card transmits a DRM-released N-numbered original packet to the content playing terminal. The content playing terminal receives the N-numbered original packet from the smart card.;COPYRIGHT KIPO 2010