Patent ID: 7400878
Filing Date: 2008-07-15
Classification: G06F,H04M,H04W

Abstract:
1. A mobile device, comprising: a processor; at least a first input device connected to the processor for providing input signals thereto; at least one user input device connected to the processor and having a physical user interface responsive to user input activity; an output device connected to the processor for providing output to a user of the mobile device; the processor being configured for determining location information for the mobile device based on input signals received from the first input device; and a device lock module associated with the processor for implementing a lock mode which places restrictions on user access to the mobile device when user input activity for the mobile device falls below a threshold, the device lock module being configured for determining whether the mobile device is in a secure location based on the determined location information, and requiring input of a first predetermined password by a user to unlock the mobile device when it is in a secure location and requiring input of a second predetermined password by a user to unlock the mobile device when it is not in a secure location; and wherein the device lock module is configured to apply a first countdown timer when the mobile device is in a secure location, the first countdown timer locking the mobile device when user interaction with the mobile device is not detected within a predetermined duration, and apply a second countdown timer when the mobile device is not in a secure location, the second countdown timer locking the mobile device when user interaction with the mobile device is not detected within a predetermined duration, the second countdown timer having a shorter duration than the first countdown timer.