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Organic light-emitting diode display device and manufacturing method thereof

A technology of light-emitting diodes and display devices, applied in semiconductor/solid-state device manufacturing, transistors, electrical components, etc., can solve the problems of unstable brightness of display devices, achieve stable brightness and reduce leakage current

Active Publication Date: 2009-12-23
INNOCOM TECH (SHENZHEN) CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] In order to solve the problem of unstable brightness of organic light emitting diode display devices in the prior art, it is necessary to provide an organic light emitting diode display device with stable brightness

Method used

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  • Organic light-emitting diode display device and manufacturing method thereof
  • Organic light-emitting diode display device and manufacturing method thereof
  • Organic light-emitting diode display device and manufacturing method thereof

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Embodiment Construction

[0028] see image 3 , image 3 It is a schematic cross-sectional view of the organic light emitting diode display device 200 of the present invention. The organic light emitting diode display device 200 includes a substrate 201, a first grid 212 and a second grid 222 located on the substrate 201, a dielectric insulation covering the first grid 212 and the second grid 222 Layer 202, a first source 215, a first drain 216, a second source 225, and a second drain 226 on the dielectric insulating layer 202, a first source 215 and a first drain 216 on the first doped layer 217, a second doped layer 227 on the second source 225 and the second drain 226, a first active layer 213 on the first doped layer 217, A second active layer 223 on the second doped layer 227, a second active layer 223 on the dielectric insulating layer 202, the first source 215 and the first drain 216, the second source 225 and the second drain pole 226 and the passivation layer 203 on the first doped layer 21...

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PUM

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Abstract

The invention relates to an organic light-emitting diode display device and a manufacturing method thereof. The organic light-emitting diode display device comprises a plurality of organic thin film transistors, wherein each organic thin film transistor comprises a gate, a dielectric insulation layer positioned on the gate and a channel layer positioned on the dielectric insulation layer; and the channel layer comprises a doped layer. The organic light-emitting diode display device has stable luminance.

Description

technical field [0001] The invention relates to an organic light emitting diode display device and a manufacturing method thereof. Background technique [0002] Organic Light Emitting Diode (OLED), due to its advantages of high brightness, fast response, thin and short, full color, wide viewing angle range, no need for LCD backlight and power consumption, so There is a tendency to gradually replace twisted nematic (Twist Nematic, TN) and super twisted nematic (SuperTwist Nematic, STN) liquid crystal display devices, and become a new generation of portable information products, mobile phones, personal digital assistants (Personal Digital Assistant) and notebook computers A commonly used display device. [0003] Thin-film transistors in organic light-emitting diode display devices have a key impact on display quality and have been the focus of research. Generally, an organic thin film transistor has a similar structure to a crystalline silicon thin film transistor (Si-TFT), ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01L27/32H01L51/05H01L51/40
CPCH01L27/3274H01L27/283H01L51/0562H01L51/0036H10K19/10H10K59/125H10K85/113H10K10/486
Inventor 王世昌吴宏基
Owner INNOCOM TECH (SHENZHEN) CO LTD