OLED array substrate, display apparatus containing the same, and method for forming the same
AssigneeBoe Technology Group Co., Ltd.
InventorsCuili Gai, Zhongyuan Wu, Longyan Wang, Xingdong Liu
Life of this patent
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Abstract
The present disclosure provides an organic light-emitting diode (OLED) array substrate. The OLED array substrate includes a display area with OLEDs arranged in arrays, electrostatic discharge lines, and peripheral electrostatic discharge areas with conductive areas electrically connected to a cathode of the OLEDs and electrically connected to the electrostatic discharge lines through switch modules.
Claims16
An organic light-emitting diode (OLED) array substrate, including:
- a display area with OLEDs arranged in arrays;
- electrostatic discharge lines;
- and
- peripheral electrostatic discharge areas with conductive areas electrically connected to a cathode of the OLEDs and electrically connected to the electrostatic discharge lines through switch modules,
- wherein at least one of the switch modules includes a transistor including a source terminal and a drain terminal, one of the source terminal and the drain terminal being connected to at least one of the conductive areas, and another one of the source terminal and the drain terminal being connected to at least one of the electrostatic discharge lines.
A method for forming an OLED array substrate, including:
- forming switch modules electrically connected to conductive areas and electrostatic discharge lines;
- and
- forming, subsequently, a cathode of OLEDs in the array substrate,
- wherein at least one of the switch modules includes a transistor including a source terminal and a drain terminal, one of the source terminal and the drain terminal being connected to at least one of the conductive areas, and another one of the source terminal and the drain terminal being connected to at least one of the electrostatic discharge lines;
- the conductive areas are connected to the cathode such that during a process for forming the cathode of the OLEDs, electrostatic voltages generated by electrostatic charges in the conductive areas turn on the switch modules and the electrostatic charges are discharged through the electrostatic discharge lines.
An electrostatic discharge circuit for discharging electrostatic charges generated during a formation process of a cathode layer of an organic light-emitting diode (OLED) array substrate, including:
- electrostatic discharge lines;
- peripheral electrostatic discharge areas with conductive areas, the conductive areas being electrically connected to the cathode layer;
- and
- switch modules connecting the conductive areas and the electrostatic discharge lines;
- wherein at least one of the switch modules includes a transistor including a source terminal and a drain terminal, one of the source terminal and the drain terminal being connected to at least one of the conductive areas, and another one of the source terminal and the drain terminal being connected to at least one of the electrostatic discharge lines;
- and the electrostatic charges in the conductive areas are discharged through the switch modules and electrostatic discharge lines.
Dependencies are inferred from the claim text.