CPC G09G 3/3291 (2013.01) [G09G 3/3266 (2013.01); G09G 2320/0276 (2013.01); G09G 2320/0673 (2013.01)] | 10 Claims |
1. A gamma measurement method of a display device, the method including:
storing a current value that is measured during gamma tuning of a display panel;
updating a target current of global current management (GCM) from an initial value of the target current based on the current value; and
measuring gamma of the display panel while applying the updated target current of the GCM.
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