Transferring electronic content

US7337332B2 · kind B2 · utility

Assignee

• NDS LIMITED · GB

Inventors

• Yossi Tsuria · Jerusalem, IL
• Stephanie Wald · Ramat HaSharon, IL

Key dates

• Filing date: Jul 10, 2001
• Grant date: Feb 26, 2008
• Expiry date: Dec 16, 2022

Classification

• Technology area (CPC G): Physics
• CPC primary: G06F2221/2153
• WIPO field: IT methods for management
• WIPO sector: Electrical engineering

Abstract

A method and apparatus for transferring electronic content. The method and apparatus include providing electronic content to a first user, providing the first user with a key packet, the key packet including a decryption key and content rights information, transferring the electronic content and the key packet from the first user to a second user and rendering rights of the first user to the electronic content unusable upon transfer of the electronic content and the key packet from the first user to the second user.