Patent ID: 8290640

Claim:
A device for presenting graphical representations of an aerial environment for an aircraft, said device comprising: a processor; a first display screen in communication with the processor; a memory in communication with the processor, the memory adapted to store: a series of instructions executable by the processor to periodically generate and store environmental data in a first time interval; a series of instructions executable by the processor to calculate a heading of the aircraft relative to North and a geo-referenced current position of the aircraft, wherein the heading and the geo-referenced current position are periodically generated during a second time interval that is less than the first time interval; and a series of instructions executable by the processor to generate an image of a predetermined subset of the environmental data that is periodically refreshed and displayed on the first display interval; wherein the image of the predetermined subset of the environmental data periodically displayed on the first display screen is positioned and oriented graphically on the first display screen according to a last calculated heading and a last calculated geo-referenced position.