Method of testing driving circuit
A technology for driving circuits and sensing voltages, applied in instruments, static indicators, etc., can solve the problems of poor products, high production costs, and difficult driving circuit processes, and achieve the effect of reducing production costs.
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Embodiment 1
[0038] An embodiment of the present invention provides a driving circuit, the driving circuit is located on an array substrate, and the array substrate further includes a pixel unit corresponding to the driving circuit, and the driving circuit is used to drive the corresponding pixel unit to emit light. see Picture 1-1 , the drive circuit includes:
[0039] The first transistor T1, the second transistor T2, the third transistor T3, the pixel storage capacitor Cst, the first parasitic capacitor Cg1 and the second parasitic capacitor Cg2;
[0040] The gate of the first transistor T1 is connected to the gate scanning input terminal G1, the first pole is connected to the data input terminal Data, the second pole is connected to the gate of the second transistor T2, the first metal layer of the pixel storage capacitor Cst and the first The first end of the parasitic capacitor Cg1 is connected;
[0041] The first pole of the second transistor T2 is connected to the power supply te...
Embodiment 2
[0050] An embodiment of the present invention provides a method for detecting a driving circuit, and the method is used for detecting the driving circuit provided in Embodiment 1.
[0051] see diagram 2-1 As shown in the timing signal diagram, the present invention provides data signal Data, gate line scanning signal GS1, voltage signal V, first control signal Sen and second control signal GS2; , the gate scan signal GS1 , the voltage signal V, the first control signal S and the second control signal GS2 detect the driving circuit.
[0052] see Figure 2-2 , the method flow for detecting the drive circuit includes:
[0053] Step 201: Input the data signal Data, the gate line scanning signal GS1, the voltage signal V and the first level of the first level to the data input terminal Data, the gate scanning input terminal G1, the power supply terminal Vdd and the sensing voltage terminal Sen respectively of the driving circuit. a control signal S.
[0054] see diagram 2-1 , ...
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