US Patent 7859553 Image navigation in a mobile station

An image navigation apparatus in a mobile station comprises a tilt sensor unit adapted to sense a tilt of the mobile station based on information related to a distance between a reference point and a target point on a displayed image. The image navigation apparatus also comprises a processing unit operatively coupled to the tilt sensor, adapted to move the displayed image according to the tilt sensed by the tilt sensor. The image navigation apparatus may further comprise a display unit operatively coupled to the processing unit, adapted to show movement of the displayed image according to the tilt sensed by the tilt sensor. The tilt of the mobile station may comprise at least one of a tilt degree and a tilt direction.