Innovation Counsel LLP
Crack detector and method of driving crack detector
A method of driving a crack detector of an organic light emitting display device according to example embodiments includes: determining an image load of a display panel with respect to image data corresponding to an emission period of the organic light emitting display device when it is driven according to a simultaneous emission driving method, calculating a first sensing value corresponding to a power current that flows into a power supply during the emission period, determining a first crack reference value based on the image load, and determining whether the display panel is cracked by comparing the first crack reference value with the first sensing value.
Samsung Display Co., Ltd.
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Hong-Kwon Seung-Jun O-Gweon
Kim Lee Seo