Grid driving circuit and driving method thereof
A gate drive circuit and level technology, applied to instruments, static indicators, etc., can solve problems such as abnormal display of display panels and large gradients
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Embodiment 1
[0047] refer to figure 1 , shows a schematic structural diagram of a gate driving circuit provided by an embodiment of the present invention. The gate drive circuit 10 includes an input unit 101, a reset unit 102, a pre-output unit 103, an output control unit 104 and an output unit 105;
[0048] The input unit 101 is respectively connected to the input signal terminal INPUT and the first node J1, configured to receive an input signal, and set the potential of the first node J1 to a first level when the input signal is at a first level. level;
[0049] The reset unit 102 is respectively connected to the reset signal terminal RESET, the second level terminal and the first node J1, and is configured to receive a reset signal, and set the first node to J1 when the reset signal is at the first level. J1 is reset to the second level;
[0050] The pre-output unit 103 is respectively connected to the clock signal terminal CLK, the first node J1, and the second node J2, and is confi...
Embodiment 2
[0079] refer to image 3 , shows a schematic structural diagram of the gate driving cascade circuit provided by the embodiment of the present invention. The gate drive cascade circuit includes a plurality of gate drive circuits as described in Embodiment 1;
[0080] The input signal terminal INPUT of the first-stage gate drive circuit GOA1 is connected to the trigger signal terminal STV, and the output signal terminal OUTPUT is connected to the input signal terminal INPUT of the second-stage gate drive circuit GOA2;
[0081] Starting from the second-stage gate drive circuit GOA, the output signal terminal OUTPUT of each stage gate drive circuit is connected to the reset signal terminal RESET of the upper-stage gate drive circuit and the input signal of the next-stage gate drive circuit respectively. Terminal INPUT connection;
[0082] Each stage of the gate driving circuit is respectively connected to the first level terminal, the second level terminal and the clock signal t...
Embodiment 3
[0088] An embodiment of the present invention provides a display panel. The display panel includes the gate driving cascade circuit as described in the second embodiment.
[0089] In this embodiment, the gate drive cascade circuit includes multiple gate drive circuits as described in Embodiment 1; the input signal terminal INPUT of the primary gate drive circuit GOA1 is connected to the trigger signal terminal STV, and the output signal terminal OUTPUT is connected to the trigger signal terminal STV. The input signal terminal INPUT of the second-stage gate drive circuit GOA2 is connected; starting from the second-stage gate drive circuit GOA2, the output signal terminal OUTPUT of each stage gate drive circuit is respectively connected to the reset signal of the previous stage gate drive circuit Terminal RESET is connected to the input signal terminal INPUT of the gate drive circuit of the next stage; each gate drive circuit is connected to the first level terminal VGH, the sec...
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