Back light control method and programmable controller having...

Details Back light control method and programmable controller having... Back light control method and programmable controller having...

2007-02-27

2007-02-27

Hjerpe, Richard (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S087000, C345S055000, C345S211000

Reexamination Certificate

active

10062279

ABSTRACT:
A display device such as an LCD having a back light is provided with at least one display setting data group including a message to be displayed and a control command for controlling the switching on and off of the back light. A parameter for selectively specifying a display setting data group is included in the display command. The back light for the LCD is switched on and off, controlled by the control command included in the display setting data group selectively specified by the parameter.

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