MUSIC AND MULTIMEDIA CONTENTS TRANSACTION METHOD BASED ON DIGITAL RIGHTS MANAGEMENT

摘要

This invention is of the method of trading digital rights management based digital contents, and in more detail, after the consumer purchases and uses the digital contents, a monetary compensation is possible for the unused digital contents. The digital contents granted intellectual property rights on the basis of copyright related technology such as DRM (digital rights management), KMID (Korea music ID), fingerprint, watermark, and PKI (Public key infrastructure) is made possible for trade or exchange by method of resale transaction, direct transaction, mediated transaction, and auction transaction. Even if the consumer dislikes the digital contents not much after the consumer purchases the digital contents, the remaining digital contents can be dealt with by methods of contents resale transaction, direct transaction, mediated transaction, and auction transaction. Through these transactions, a separate profit can be raised with this method of digital rights management based digital contents.