Patent ID: 8291053

Claim:
A method of controlling Downloadable Conditional Access System (DCAS) Provisioning System (DPS) comprising: receiving, by the DPS, a conditional access application that is required to be set up in a terminal to provide conditional access service and information for a conditional access service, wherein the conditional access application is classified into a default type, a common type and an individual type; storing, by the DPS, the conditional access application in an Integrated Personalization Server (IPS); receiving, by the DPS, IPS connection information (IPS_Connect_Info) which includes location information where the conditional access application is actually stored in the IPS; managing, by the DPS, the IPS_Connect_Info and an indicator of the IPS where each conditional access image file classified into the default type, the common type and the individual type is stored; providing, by the DPS, to an Authentication Proxy (AP) associated with a DCAS Network the IPS_Connect_Info, the conditional access application information, and the indicator where the conditional access application is stored; wherein the terminal receives and installs the conditional access application from the IPS; when a terminal moves from the DCAS Network to an another DCAS Network, providing, by the DPS, to an AP associated with the another DCAS Network an indication of whether the terminal is a charged subscriber of the DCAS network; and wherein in response to the AP associated with the another DCAS Network receiving the indication, omitting a transmitting of a new conditional access application to the terminal.