Lg display co., ltd. (20240203375). GATE DRIVING CIRCUIT AND DISPLAY DEVICE simplified abstract
Contents
GATE DRIVING CIRCUIT AND DISPLAY DEVICE
Organization Name
Inventor(s)
SoJung Lee of Gyeonggi-do (KR)
GATE DRIVING CIRCUIT AND DISPLAY DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240203375 titled 'GATE DRIVING CIRCUIT AND DISPLAY DEVICE
The present disclosure introduces a gate driving circuit and a display device, specifically focusing on an nth stage circuit within a gate driving circuit.
- The nth stage circuit includes a scan output buffer circuit that generates a scan signal based on the voltages of a q node and a qb node.
- A control circuit in the nth stage circuit utilizes multiple transistors to manage the voltages of the q node and qb node.
- The control circuit features a first q node discharge transistor that regulates the connection between the q node and a low-potential voltage node based on the voltage of the qb node.
- Additionally, a body bias circuit supplies a body bias voltage to the body of the first q node discharge transistor.
Potential Applications: - This technology can be applied in various display devices such as LCDs and OLEDs. - It can also be utilized in other electronic devices requiring precise voltage control.
Problems Solved: - Ensures accurate and efficient voltage control in gate driving circuits. - Enhances the performance and reliability of display devices.
Benefits: - Improved display quality and stability. - Energy-efficient operation. - Extended lifespan of display devices.
Commercial Applications: Title: Advanced Gate Driving Circuit for Enhanced Display Performance This technology can be leveraged in the manufacturing of high-quality displays for smartphones, TVs, monitors, and other electronic devices, leading to enhanced visual experiences for consumers.
Questions about the technology: 1. How does the body bias circuit contribute to the overall functionality of the gate driving circuit? - The body bias circuit provides a stable voltage to the body of the q node discharge transistor, ensuring consistent and reliable performance.
2. What are the key advantages of using multiple transistors in the control circuit of the nth stage circuit? - The use of multiple transistors allows for precise voltage control, leading to improved overall efficiency and performance of the gate driving circuit.
Original Abstract Submitted
the present disclosure provides a gate driving circuit and a display device. an nth stage circuit among a plurality of stage circuits included in a gate driving circuit according to embodiments of the disclosure may include a scan output buffer circuit configured to output a scan signal according to voltages of a q node and a qb node, a control circuit including a plurality of transistors to control the voltages of the q node and the qb node, the plurality of transistors including a first q node discharge transistor turned on or off by the voltage of the qb node to control connection between the q node and a low-potential voltage node, and a body bias circuit configured to supply a body bias voltage to a body of a first q node discharge transistor.