发明公开
EP1801775A1 Method for displaying an image on an organic light emitting display and respective apparatus 审中-公开
图像显示上的有机光的方法发光显示器和相应的装置

Method for displaying an image on an organic light emitting display and respective apparatus
摘要:
The driving of an active matrix organic light emitting display (AMOLED) shall be improved. A pulsing grayscale rendition shall be combined with an improved motion rendition when driving the AMOLED with analog signals. Therefore, there is provided a data signal which is applied to each cell of the AMOLED for displaying a first grayscale level of a pixel of the image during a first group of sub-frames (SFO to SF5)for displaying at least a second grayscale level of a pixel of the image during at least a second group of sub-frames(SF'O to SF'5). The first group of sub-frames (SFO to SF5) and the at least second group of sub-frames (SF'O to SF'5) are constituting a video frame N. Each group of sub-frames is divided into a plurality of sub-frames. Each, the first group of sub-frames and the second group of sub-frames is belonging to a separate complete image of the display (AMOLED). The data signal of a cell comprises plural independent elementary data signals wherein each of the elementary data signals is applied to the cell during a sub-frame and the grayscale level displayed by the cell during the respective group of sub-frames depends on the amplitude of the elementary data signals and the duration of the sub-frames. With this concept, a flicker-free and a very high level of motion rendition can be offered.
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