Samsung display co., ltd. (20240339083). GATE DRIVING CIRCUIT AND DISPLAY DEVICE INCLUDING THE SAME simplified abstract
Contents
GATE DRIVING CIRCUIT AND DISPLAY DEVICE INCLUDING THE SAME
Organization Name
Inventor(s)
SUNG-HOON Lim of Yongin-si (KR)
SEUNGSOK Son of Yongin-si (KR)
GATE DRIVING CIRCUIT AND DISPLAY DEVICE INCLUDING THE SAME - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240339083 titled 'GATE DRIVING CIRCUIT AND DISPLAY DEVICE INCLUDING THE SAME
The abstract describes a gate driving circuit that generates scan gate and sensing gate signals based on various clock signals and node voltages. The circuit includes multiple sensing circuits and inverting circuits to control the selection of gate lines and the voltage of the nodes.
- The gate driving circuit outputs scan gate and sensing gate signals based on clock signals and node voltages.
- It includes a first sensing circuit to select gate lines or determine frame reset based on specific signals.
- A first inverting circuit controls the first sensing circuit based on another signal.
- A second sensing circuit controls the voltage of the first node using the first sensing circuit based on a signal.
- Frame reset is determined based on the maximum frequency of a variable frame frequency.
Potential Applications: - This technology can be used in display panels, image sensors, and other electronic devices requiring precise gate driving signals.
Problems Solved: - The circuit addresses the need for accurate and timely generation of gate signals in various applications.
Benefits: - Improved performance and reliability of gate driving signals. - Enhanced functionality in devices requiring precise timing and control.
Commercial Applications: - Display panels, image sensors, medical imaging devices, industrial automation systems.
Questions about the technology: 1. How does the circuit ensure accurate selection of gate lines? 2. What advantages does the frame reset feature offer in variable frame frequency applications?
Original Abstract Submitted
a gate driving circuit includes a stage configured to output a scan gate signal based on a scan clock signal, a voltage of a first node, and a voltage of a second node, and to output a sensing gate signal based on, a sensing clock signal, the voltage of the first node, and the voltage of the second node. the stage includes: a first sensing circuit configured to select a gate line to be sensed based on a s1 signal or to determine a frame reset based on a s7 signal; a first inverting circuit configured to control the first sensing circuit base on the s7 signal; and a second sensing circuit configured to control the voltage of the first node using the first sensing circuit based on a s2 signal. the frame reset is determined based on a maximum frequency of a variable frame frequency.
