Patent ID: 9055040
Filing Date: 2015-06-09
Classification: G06F,H04L,H04W

Abstract:
1. A method for securely presenting content in a mobile station having an air interface for communicating with a content provider and with a remote content rights manager, a user interface for receiving content requests and presenting content, a smart module for storing content presentation units and having a proxy content rights manager for issuing secure content keys when the mobile station is unable to receive secure content keys from the remote content rights manager using the air interface, a security agent for securely receiving secure content keys from the remote content rights manager and for securely transferring secure content keys between the remote content rights manager and the smart module, the method comprising: transferring, using the air interface and the security agent, content presentation units from the remote content rights manager to the smart module for storage; receiving a content presentation request while the mobile station is unable to communicate with the remote content manager using the air interface; determining that the mobile station is unable to communicate with the remote content manager using the air interface; requesting secure content keys from the smart module for allowing presentation of the requested content in response to the determination that the mobile station is unable to communicate with the remote content manager using the air interface; and transferring secure content keys in response to the secure content key request, based on one or more of the stored content presentation units, from the proxy content rights manager to the security agent for allowing presentation of the requested content; presenting the requested content in response to the transfer of the secure content keys; maintaining usage statistics associated with the presentation of the requested content; determining that the mobile station is able to communicate with the remote content manager using the air interface; and transferring the usage statistics, using the air interface, to one or more of the remote content rights manager or the content provider in response to the determination that the mobile station is able to communicate with the remote content manager using the air interface.