Sony files patent for tech to block used games
Technology giant submits application for "Electronic Content Processing System" that would tie individual game discs to one user account.
Sony has researched and filed a patent for new technology that could be implemented to block used games.
Games that are discovered to be tied to another user's account could potentially be rejected. The system works, according to the document, by attaching contactless RF "tags" to each game that can be be read without a network connection.
Read more of Sony patents tech to block used games at GameSpot.