发明名称 COPY-PROTECTED INTERNET DISTRIBUTION SYSTEM
摘要 <p>The present invention may provide on-line servers and databases operated by a media service providing operation across the Internet. Customers who are registered with the copyrighted data provider, and then access the servers via the Internet use these services. By using the invented equipment and systems, secure access and secure downloading of copyrighted content is done while the service provider can maintain copyright protection security.</p>
申请公布号 WO2001098877(A2) 申请公布日期 2001.12.27
申请号 US2001019675 申请日期 2001.06.19
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