发明授权
US08140439B2 Method and apparatus for enabling digital rights management in file transfers
有权
用于在文件传输中实现数字版权管理的方法和装置
- 专利标题： Method and apparatus for enabling digital rights management in file transfers
- 专利标题（中）： 用于在文件传输中实现数字版权管理的方法和装置
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申请号： US11739868申请日： 2007-04-25
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公开(公告)号： US08140439B2公开(公告)日： 2012-03-20
- 发明人: William L. Olson , Vida Ilderem , Frederick L. Kitson , Morris A. Moore , Paul Moroney , Petr Peterka , Theodore S. Rzeszewski , Robert H. Yacobellis
- 申请人： William L. Olson , Vida Ilderem , Frederick L. Kitson , Morris A. Moore , Paul Moroney , Petr Peterka , Theodore S. Rzeszewski , Robert H. Yacobellis
- 申请人地址： US PA Horsham
- 专利权人： General Instrument Corporation
- 当前专利权人： General Instrument Corporation
- 当前专利权人地址： US PA Horsham
- 代理商 Stewart M. Wiener
- 主分类号： G06F21/00
- IPC分类号： G06F21/00
摘要：
Embodiments of the invention generally provide a method and apparatus for enabling digital rights management in file transfers. One embodiment of a method for transferring digital content from a first user to a second user, includes transferring ownership of an instance of the digital content to the second user, where the instance of the digital content resides on a first device belonging to the first user. Copies of the digital content are then deleted from one or more additional devices belonging to the first user (including at least one offline device).
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