×

Medium purchase and playback protection system and its method

  • US 20070174200A1
  • Filed: 06/09/2006
  • Published: 07/26/2007
  • Est. Priority Date: 01/26/2006
  • Status: Abandoned Application
First Claim
Patent Images

1. A medium purchase and playback protection system, comprising:

  • a portable electronic device, comprising a display device, a port, and a set of first identification codes; and

    a storage device, supplied by a supplier, comprising a set of second identification codes and said storage device including a swappable medium, and said swapping medium including a set of third identification codes;

    thereby said portable electronic device will check whether said first identification codes said second identification codes and said third identification codes are matched or not when said user connects said storage device to said portable electronic device;

    if yes, then said portable electronic device can read said medium in said storage device and delete the content of said medium after reading the content of said medium;

    if not, then said portable electronic device can not read said medium in said storage device.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×