An apparatus for an aerial vehicle is introduced. The apparatus may comprise a camera and a processor coupled to the camera. During flight, the processor may obtain an image from the camera, transform it into a bird-eye view image, and match it with digita...

Provided is an altitude measurement apparatus and method that may measure an altitude of an aircraft without using a separate altimeter. The altitude measurement apparatus may include a camera unit being provided to a vertical takeoff and landing (VTOL) ai...