Patent · US Expired

Method and apparatus for extending protected content access with peer to peer applications

US7136945B2 · kind B2 · utility

72Cited by
0References
25Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 31, 2003
Grant dateNov 14, 2006
Priority date
Expiry dateSep 13, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2463/101
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

The invention illustrates a system and method of sharing content with multiple peer device while protecting the content from unauthorized use. In one embodiment, the system and method comprises: identifying a plurality of peer devices within a predetermined area wherein each of the plurality of peer devices includes an interface framework; directly transmitting content among the plurality of devices; and a selected plurality of peer devices requesting a license from a digital rights management server for the content, wherein the selected plurality of peer devices possess the content, wherein the interface framework is configured to allow the plurality of peer devices to directly communicate and utilize an applicationOther aspects and advantages of the invention will become apparent from the following detailed description, taken in conjunction with the accompanying drawings, illustrated by way of example of the principles of the invention.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.