20240057407. DISPLAY SUBSTRATE AND DISPLAY DEVICE simplified abstract (Hefei BOE Joint Technology Co.,Ltd.)
Contents
DISPLAY SUBSTRATE AND DISPLAY DEVICE
Organization Name
Hefei BOE Joint Technology Co.,Ltd.
Inventor(s)
DISPLAY SUBSTRATE AND DISPLAY DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240057407 titled 'DISPLAY SUBSTRATE AND DISPLAY DEVICE
Simplified Explanation
The abstract describes a display substrate for a display device, which includes pixel units with sub-pixels, a semiconductor layer, first and second conductive layers, and pixel driving circuits with various transistors.
- The display substrate consists of pixel units arranged on a base substrate, each containing sub-pixels with light emitting elements and pixel driving circuits.
- A semiconductor layer is present on the base substrate.
- A first conductive layer is located on one side of the semiconductor layer, while a second conductive layer is on the other side.
- The pixel driving circuit comprises driving, switching, and sensing transistors.
- The switching transistor includes a first gate electrode and a first active layer.
- A channel defining portion is included to define a channel region of the switching transistor, with an overlap between the channel defining portion and the first active layer on the base substrate.
Potential applications of this technology:
- High-resolution displays for smartphones, tablets, and televisions
- Virtual reality and augmented reality devices
- Medical imaging equipment
- Automotive displays
Problems solved by this technology:
- Improved display resolution and image quality
- Enhanced energy efficiency and longer battery life for portable devices
- Better color accuracy and contrast in displays
- Reduction of manufacturing costs for display panels
Benefits of this technology:
- Higher pixel density and sharper images
- Lower power consumption and extended device battery life
- Enhanced visual experience for users
- Cost-effective production of advanced display panels
Original Abstract Submitted
a display substrate and a display device are provided. the display substrate includes: a plurality of pixel units arranged on a base substrate, each pixel unit includes a plurality of sub-pixels, and each sub-pixel includes a light emitting element and a pixel driving circuit; a semiconductor layer arranged on the base substrate; a first conductive layer arranged on a side of the semiconductor layer; and a second conductive layer arranged on another side of the semiconductor layer. the pixel driving circuit includes a driving transistor, a switching transistor and a sensing transistor; the switching transistor includes a first gate electrode and a first active layer; the display substrate further includes a channel defining portion for defining a channel region of the switching transistor, and an orthographic projection of the channel defining portion substrate at least partially overlaps an orthographic projection of the first active layer on the base substrate.
