METHOD FOR OPERATING AN ELEVATOR SYSTEM COMPRISING A SPECIFICATION OF A PREDETERMINED TRAVEL ROUTE, ELEVATOR SYSTEM, AND ELEVATOR CONTROLLER FOR CARRYING OUT SUCH A METHOD

Disclosed is a method of operating an elevator system having a plurality of elevator cars that are simultaneously and individually moveable in an elevator shaft between a plurality of floors. A predetermined travel route is assigned to an elevator car or a plurality of elevator cars. This travel route is defined by a sequence of stopping points that is fixed in advance for the respective elevator car and at which stopping points the respective elevator car is intended to make a planned stop. The elevator cars to which a travel route is assigned are then moved in accordance with the travel route assigned to the respective elevator car. Further disclosed is an elevator controller and to an elevator system for carrying out such a method.