Patent ID: 7551913

Claim:
A method of providing personalized content to a wireless device coupled to a wireless communication network having a content provider, the wireless device comprising a device identifier, authentication information, and a subscriber identity module (SIM) having a serial number assigned, at least in part, by a manufacturer of the SIM, the wireless device being configured to transmit the authentication information and an anonymous user identifier to the wireless communication network, the anonymous user identifier being based, at least in part, on the serial number and being unrelated to both the device identifier and the authentication information, the method comprising: receiving the authentication information; performing an authentication process based on the authentication information and not based on the anonymous user identifier, the authentication process authenticating the mobile station with the wireless communication network; and after the mobile station is authenticated with the wireless communication network, at the content provider: receiving an anonymous user identifier from the wireless device over the wireless communication network; selecting content based on the anonymous user identifier; and providing the selected content to the wireless device over the wireless communication network.