Organic light emitting diode display device
An organic light emitting diode display device, including a flexible substrate; pixels on the flexible substrate, the pixels including an organic emission layer; a pixel definition layer between the pixels, the pixel definition layer including openings; an encapsulation layer covering the pixels; and a conductive light shielding member on the encapsulation layer, the conductive light shielding member not overlapped with the pixels, and overlapped with the pixel definition layer.
1. An organic light emitting diode display device, comprising:
a flexible substrate including a first surface;
a semiconductor layer on the first surface of the flexible substrate;
a gate insulating layer on the semiconductor layer;
a gate electrode and a first ground electrode on the gate insulating layer;
an interlayer insulating layer on the gate electrode;
a source electrode, a drain electrode, and a second ground electrode on the interlayer insulating layer;
a pixel electrode electrically connected to the drain electrode;
organic emission layers on the pixel electrode;
pixel definition layers not overlapped with the organic emission layers;
a common electrode on the organic emission layers and the pixel definition layers; and
an encapsulation layer covering the common electrode,
wherein the gate electrode, the source electrode, and the drain electrode, the first ground electrode and the second ground electrode each is a shielding electrode having low reflection characteristics, and
the first ground electrode is electrically connected to the second ground electrode of a pad part outside the encapsulation layer.
2. The organic light emitting diode display device as claimed in claim 1 , wherein each shielding electrode includes a copper (Cu) layer, an indium zinc oxide (IZO) layer, and a titanium (Ti) layer that are sequentially formed.
3. The organic light emitting diode display device as claimed in claim 1 , wherein each shielding electrode includes a mixture of two or more of copper (Cu), copper nitride (CuN x ), titanium (Ti), titanium nitride (TiN x ), titanium oxide (TiO x ), molybdenum nitride (MoN x ), indium zinc oxide (IZO), and indium tin oxide (ITO).
4. The organic light emitting diode display device as claimed in claim 1 , wherein:
the shielding electrode shields an electromagnetic wave or static electricity, and
the shielding electrode does not overlap with the organic emission layers in a direction perpendicular to the first surface of the flexible substrate.