The invention provides a multifunctional unmanned aerial vehicle which comprises a flying structure, a flying control system, a signal receiving system and a loudspeaker. The loudspeaker can play voice signals received through a signal receiver. The multifunctional unmanned aerial vehicle can be utilized for media like advertising and promotion of new products, can spread information by flying from one community to another one and from one village to another one, or can be utilized for traffic management like replacing traffic police to perform duty and broadcasting traffic information at any time and any place.
Multifunctional unmanned aerial vehicle
2015-04-08
Patent
Electronic Resource
English
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT |