发明名称 FLEXIBLE CONTENT DISTRIBUTION METHOD AND APPARATUS
摘要 Protected content is distributed to users without the need for payment at the time of media distribution. Payment can be performed at a later time in response to which content may be enabled, and/or users may selectively pay for, and receive enablement of, content such that only portions of content may be accessible at a given time. Following the first enablement of content, access rights may be expanded or otherwise changed, e.g., in response to a second payment.
申请公布号 WO0154410(A2) 申请公布日期 2001.07.26
申请号 WO2001US02112 申请日期 2001.01.18
申请人 DATAPLAY, INC. 发明人 BRAITBERG, MICHAEL, F.;VOLK, STEVEN, B.
分类号 G06Q20/12;G07F17/16;H04L9/08;H04N5/913;(IPC1-7):H04N7/173 主分类号 G06Q20/12
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