Pixel circuit and driving method therefor, and display apparatus
AssigneesChengdu Boe Optoelectronics Technology Co., Ltd., Boe Technology Group Co., Ltd.
InventorHaigang QING
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Abstract
According to a pixel circuit and a driving method therefor, and a display apparatus provided by the embodiments of the present disclosure, a signal of a data signal end may be provided to a first end of a driving transistor through a data writing circuit under the control of a signal of a scanning signal end. A control end of the driving transistor is initialized through a second reset circuit according to a signal of an initializing signal end; and under the control of a signal of a light emitting control signal end, a first power end and the first end of the driving transistor are turned on through a light emitting control circuit, and a second end of the driving transistor and a light emitting device are turned on.
Claims20
A pixel circuit, comprising:
- a data writing circuit, which is electrically connected to a first end of a driving transistor and is configured to provide a signal of a data signal end to the first end of the driving transistor under a control of a signal of a scanning signal end;
- a compensation capacitor, wherein a first end of the compensation capacitor is electrically connected to a first power end, and a second end of the compensation capacitor is electrically connected to the first end of the driving transistor;
- a storage circuit, which is electrically connected to a control end of the driving transistor and the first power end respectively;
- a second reset circuit, which is electrically connected to the control end of the driving transistor and is configured to initialize the control end of the driving transistor according to a signal of an initializing signal end;
- and
- a light emitting control circuit, which is electrically connected to the first power end, the first end and a second end of the driving transistor and a light emitting device, and is configured to turn on the first power end and the first end of the driving transistor and turn on the second end of the driving transistor and the light emitting device under a control of a signal of a light emitting control signal end, for driving the light emitting device to emit light.
Dependencies are inferred from the claim text.