Organic light emitting diode display panel
AssigneeShenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
InventorsShuning ZHAO, Yuanjun HSU
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Abstract
An organic light emitting diode display panel, including, a first substrate; a thin film transistor layer disposed on the first substrate; a light emitting device layer disposed on the thin film transistor layer; a second substrate disposed opposite to the first substrate; a color filter layer disposed on the second substrate; a protective layer disposed on the color filter layer; a plurality of cathode auxiliary wires disposed on the protective layer in a crisscross manner; wherein the cathode auxiliary wire and the cathode layer are electrically connected to reduce an IR drop of the cathode layer.
Claims18
An organic light emitting diode (OLED) display panel, comprising:
- a first substrate;
- a thin film transistor layer disposed on the first substrate;
- a light emitting device layer disposed on the thin film transistor layer, comprising:
- an anode layer, a pixel defining layer, an organic light emitting layer, and a cathode layer;
- a second substrate disposed opposite to the first substrate;
- a color filter layer disposed on the second substrate, comprising a plurality of sub-pixels arranged in an array and a crisscrossed black matrix, wherein each of the sub-pixels is separated by the black matrix;
- a protective layer disposed on the color filter layer;
- a plurality of cathode auxiliary wires disposed on the protective layer in a crisscross manner;
- wherein the cathode auxiliary wire and the cathode layer are electrically connected to reduce a voltage drop (IR drop) of the cathode layer.
An organic light emitting diode (OLED) display panel, comprising:
- a first substrate;
- a thin film transistor layer disposed on the first substrate;
- a light emitting device layer disposed on the thin film transistor layer, comprising:
- an anode layer, a pixel defining layer, an organic light emitting layer, and a cathode layer;
- a second substrate disposed opposite to the first substrate;
- a color filter layer disposed on the second substrate, comprising a plurality of sub-pixels arranged in an array and a crisscrossed black matrix, wherein each of the sub-pixels is separated by the black matrix;
- a protective layer disposed on the color filter layer;
- a plurality of cathode auxiliary wires, the cathode auxiliary wire each is composed of any one of indium tin oxide, indium doped zinc oxide, silver magnesium, and an indium tin oxide/silver/indium tin oxide composite;
- wherein the cathode auxiliary wires correspond to a pattern of the black matrix, and are disposed on the protective layer in a crisscross manner;
- and wherein the cathode auxiliary wire and the cathode layer are electrically connected to reduce a voltage drop (IR drop) of the cathode layer.
Dependencies are inferred from the claim text.