×

Method for secure transfer of data to a wireless device for enabling multi-network roaming

  • US 7,826,427 B2
  • Filed: 08/22/2007
  • Issued: 11/02/2010
  • Est. Priority Date: 08/22/2007
  • Status: Active Grant
First Claim
Patent Images

1. A method for secure transfer of data for enabling roaming of a wireless device in a plurality of wireless networks, the method comprising:

  • sending a request for the data by the wireless device to an authentication server via a first channel between the wireless device and the authentication server;

    establishing a second channel between the authentication server and an information server, wherein the authentication server sends the request for the data to the information server via the second channel;

    generating the data by the information server based on a plurality of parameters of the wireless device;

    transferring the data by the information server to the authentication server via the second channel between the authentication server and the information server; and

    receiving the data by the wireless device from the authentication server via the first channel,wherein the secure transfer of the data received by the wireless device from the information server through the authentication server enables roaming of the wireless device in the plurality of wireless networks.

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