PURPOSE: An organic light emitting device and a reworking method thereof are provided to reuse an organic light emitting device display panel by bonding a new driving IC to an extra pad part.;CONSTITUTION: An organic light emitting display panel (100) is classified into a display region and a non-display region. A driving IC for driving the organic light emitting display panel is mounted on a chip on film. The chip on film is bonded to the pad part of the organic light emitting display panel. A printed circuit board (400) is bonded to one side of the chip on film. The printed circuit board provides a signal to the driving IC.;COPYRIGHT KIPO 2013
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