Boe technology group co., ltd. (20240324318). DISPLAY SUBSTRATE simplified abstract

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DISPLAY SUBSTRATE

Organization Name

boe technology group co., ltd.

Inventor(s)

Lei Zhao of Beijing (CN)

Zhiqiang Jiao of Beijing (CN)

Xiaohu Li of Beijing (CN)

Xiaoyun Liu of Beijing (CN)

Shuilang Dong of Beijing (CN)

Guangcai Yuan of Beijing (CN)

Lilei Zhang of Beijing (CN)

DISPLAY SUBSTRATE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240324318 titled 'DISPLAY SUBSTRATE

The abstract describes a display substrate with sub-pixels arranged in an array, including a driving circuit substrate, first electrodes, a pixel definition layer, and a light-emitting material layer. The pixel definition layer has sub-pixel openings exposing the first electrodes and partition structures, while the light-emitting material layer is within the sub-pixel openings. The pixel definition layer consists of a first and second pixel definition sub-layer, with the second sub-layer wider than the first.

  • Driving circuit substrate
  • First electrodes
  • Pixel definition layer with sub-pixel openings and partition structures
  • Light-emitting material layer within sub-pixel openings
  • First and second pixel definition sub-layers with differing widths

Potential Applications: - High-resolution displays - OLED screens - Electronic devices requiring high pixel density

Problems Solved: - Improved display quality - Enhanced pixel definition - Efficient light emission

Benefits: - Crisp and clear images - Energy-efficient displays - Enhanced visual experience

Commercial Applications: Title: Advanced Display Substrate Technology for High-Resolution Screens This technology can be utilized in smartphones, tablets, televisions, and other electronic devices requiring high-quality displays. The market implications include improved consumer satisfaction, increased demand for devices with superior screen quality, and potential advancements in display technology.

Questions about Display Substrate Technology: 1. How does the width difference between the first and second pixel definition sub-layers impact display quality? The width difference allows for more precise control over light emission in each sub-pixel, resulting in enhanced image clarity and color accuracy.

2. What are the potential cost implications of implementing this advanced display substrate technology? The initial manufacturing costs may be higher due to the complexity of the technology, but the long-term benefits of improved display quality and energy efficiency can outweigh the initial investment.


Original Abstract Submitted

a display substrate is provided, the display substrate has a plurality of sub-pixels arranged in an array, and includes a driving circuit substrate, a plurality of first electrodes, a pixel definition layer and a light-emitting material layer. the pixel definition layer is at least on a side of the plurality of first electrodes away from the driving circuit substrate, and includes a plurality of sub-pixel openings respectively exposing the plurality of first electrodes and at least one partition structure on the pixel definition layer. the light-emitting material layer is on a side of the pixel definition layer away from the driving circuit substrate and at least in the plurality of sub-pixel openings, the pixel definition layer includes a first pixel definition sub-layer and a second pixel definition sub-layer, and a width of the second pixel definition sub-layer is greater than a width of the first pixel defining sub-layer.