Lg display co., ltd. (20240203359). Gate Driving Circuit and Display Apparatus Including the Same simplified abstract
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Gate Driving Circuit and Display Apparatus Including the Same
Organization Name
Inventor(s)
Gate Driving Circuit and Display Apparatus Including the Same - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240203359 titled 'Gate Driving Circuit and Display Apparatus Including the Same
Simplified Explanation: The patent application describes a gate driving circuit that prevents the discharge of the q node when the panel is cut, ensuring the gate signal remains undistorted.
- The gate driving circuit consists of multiple stages that drive various gate lines.
- Each stage includes a pull-up transistor, a pull-down transistor, and a first transistor.
- The first transistor is connected between the pull-down transistor and the q node of the previous stage, preventing discharge of the q node.
Key Features and Innovation:
- Prevents discharge of the q node due to leakage current in the last stage.
- Ensures the gate signal remains undistorted even when the panel is cut.
- Includes multiple stages with specific transistor configurations for effective gate driving.
Potential Applications:
- Display panels in electronic devices.
- Integrated circuits requiring precise gate driving.
Problems Solved:
- Distortion of gate signal due to discharge of the q node.
- Leakage current issues in the last stage of gate driving circuits.
Benefits:
- Improved reliability of gate driving circuits.
- Enhanced performance of display panels.
- Prevention of signal distortion in electronic devices.
Commercial Applications: This technology can be utilized in the manufacturing of display panels for various electronic devices, ensuring reliable and undistorted gate signals, which can lead to improved product performance and customer satisfaction.
Prior Art: Prior art related to gate driving circuits and prevention of signal distortion in display panels can be found in research papers, patents, and technical articles in the field of semiconductor technology.
Frequently Updated Research: Ongoing research in semiconductor technology focuses on enhancing the efficiency and reliability of gate driving circuits for various applications, including display panels and integrated circuits.
Questions about Gate Driving Circuits: 1. How does the prevention of q node discharge impact the overall performance of display panels? 2. What are the specific challenges faced in designing gate driving circuits for electronic devices?
Original Abstract Submitted
a gate driving circuit that prevents the discharge of the q node due to the leakage current in the last stage when the panel is cut, thereby preventing distortion of the gate signal, and a display including the same is disclosed. the gate driving circuit includes a plurality of stages driving a plurality of gate lines, and each of the plurality of stages includes a pull-up transistor pull-up driving an output terminal in response to a signal of a q node of a n stage; a pull-down transistor pull-down driving an output terminal in response to a signal of a qb node of the n stage; and a first transistor coupled between a source electrode of the pull-down transistor and a q node of a n−1 stage, and pull-down driving the q node of the n−1 stage in response to a signal of the output terminal of the n stage.
