Method and device for displaying driver information on a common driver information deisplay

A device for performing a graphic display of driver information in a motor vehicle, the driver information originating from a plurality of individual devices that are linked to each other via a bus, and the driver information being depicted as a foreground on a background of a common driver information display including a graphical user interface, the device comprising:

• a memory arranged in each one of the plurality of individual devices and for storing a partial graphic bitmap corresponding to the driver information to be depicted, the partial graphic bitmap including associated α-channels and corresponding results of a plurality of predetermined calculating operations of a preestablished calculation regime performed in advance in a corresponding one of the plurality of individual devices;
• a transmission device arranged in each one of the plurality of individual devices and for transmitting the partial graphic bitmap required in each case along with corresponding ones of the associated α-channels from the plurality of individual devices via the bus to the common driver information display;
• a calculating device arranged in the common driver information display and for combining the partial graphic bitmap required in each case and the background of the graphical user interface of the common driver information display, taking into account the corresponding associated α-channels according to the preestablished calculation regime;
• and
• a display device arranged in the common driver information display and for depicting a total result on the graphical user interface of the driver information display.