Patent ID: 8482259

Claim:
An indicator device for displaying a battery charge status of an electronic battery powered a user terminal device, adapted to provide a plurality of applications to a user, said user terminal device comprises: a plurality of electric components performing a plurality of individual applications, a battery supplying power to said electric components, a power supply control switching off a user terminal device at a predetermined minimum load of the battery and deactivating said electric components performing said individual applications before reaching said minimum load at a further predetermined battery charge statuses respectively; said indicator device comprises: a detection device detecting said battery charge status of said user terminal device; a display displaying said battery charge status; a charging state arrangement determining and displaying an application-specific battery charge state considering deactivation of at least one of said applications depending on the battery charge status, in addition to said displayed battery charge status; and said charging state arrangement is adapted to determine said application-specific battery charge state of at least one of said applications using said battery charge status and a predetermined deactivation priority of the application.