发明名称 DIGITAL RIGHTS MANAGEMENT USING A TRIANGULATING GEOGRAPHIC LOCATING DEVICE
摘要 A method and system for controlling distribution of content within a personal domain makes use of a determination of the relative proximity to a source device or the geographic locations of the receiving devices. The location information may be determined using a Global Positioning System (GPS) or wireless triangulation systems. Usage rights for devices in the network are determined using the location or proximity determination.
申请公布号 WO2005057355(A2) 申请公布日期 2005.06.23
申请号 WO2004US40860 申请日期 2004.12.06
申请人 MOTION PICTURE ASSOCIATION OF AMERICA;WILLIAMS, JIM, C.;RUSSELL, JOHN, CHRISTOPHER, PARK 发明人 WILLIAMS, JIM, C.;RUSSELL, JOHN, CHRISTOPHER, PARK
分类号 G06F;H04B3/36;H04L29/06;H04L29/08;H04W4/02;H04W4/18 主分类号 G06F
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