List of requirements

Drone:

D-REQ1: The weight of the drone must not be more than 25 kilograms.

D-REQ2: The drone should not emit sounds louder than 70 decibels.

D-REQ3: The drone must be powered by electricity of voltage not exceeding 48 volts.

D-REQ4: The drone must have recovery landing functions in case of a system failure.

D-REQ5: The drone must be designed in such a way that it does not present any health hazards.

Flying:

F-REQ1: The drone must be able to fly at height more than 5 meters.

F-REQ2: The drone must be able to fly at height less than 30 meters

F-REQ3: The drone must have the option to update the data containing information about the area it is flying in.

F-REQ4: The drone must automatically be confined of flying in heavily restricted areas.

F-REQ5: The drone must have the option to give control to the human operator at any time.

F-REQ6: The delay between a request followed by a response from the drone should be less than 200 milliseconds.

F-REQ7: The gps coordinates of the drones must be available to the operator at all times.

F-REQ8: The system status of the drones must be available to the operator at all times.

F-REQ9: The drone must not exceed a 5 meter distance from any person at all times.

Videotaping:

V-REQ1: The footage must be encrypted.

V-REQ2: The communication between the drone and surveillance office must be encrypted.

V-REQ3: The footage must be deleted after 7 days of storage.