Electronic hardware and software systems for communication, navigation, collision avoidance, and pilot assistance functions for manned and unmanned land or air vehicles; electronic hardware and software systems for performance of missions for land or air vehicles for the support of the pilot regarding mission execution, in particular for mission situation displays, generated based on communication systems and stored mission information; electronic hardware and software systems for the control and management of land or air vehicles, in particular flight management systems and flight control devices; electronic hardware and software systems for electronic map display for land or air vehicles, in particular the graphical representation of the vehicle position; electronic hardware and software systems for recording of vehicle and mission data for land or air vehicles; sensors, computers, data bases, displays, recording devices, and bus systems utilized by the abovementioned electronic hardware and software systems; electronic hardware and software systems dealing with electro-optical, ladar, and radar functions for the acquisition of data about the surrounding area, in particular topographical elevation information, distance information, and obstacle information in the air and on the ground, for air and land vehicles; devices for the acquisition, analysis, recording, transmission, reception, transfer, and reproduction of data, sound, or images, for use in the abovementioned electronic hardware and software systems; computer hardware and computer software for operation of the abovementioned electronic hardware and software systems, and parts for all the previously listed electronic hardware and software systems