DRIVING CIRCUIT OF DISPLAY PANEL, DISPLAY PANEL AND DISPLAY DEVICE
First Claim
Patent Images
1. A driving circuit of a display panel, comprising:
- at least one potential saving unit, arranged corresponding to a column of pixel units, wherein the potential saving unit comprises a power supply terminal, a first potential output terminal and a second potential output terminal, the power supply terminal is connected with an external preset power supply, and the potential saving unit is configured to output a first potential signal based on a voltage of the external preset power supply and save the first potential signal to the first potential output terminal, while outputting a second potential signal and saving the second potential signal to the second potential output terminal; and
at least one column of pixel driving units, comprising one or more pixel driving units, wherein each of the pixel driving units is connected with the first potential output terminal, the second potential output terminal, a corresponding control signal line and a corresponding pixel unit, and each of the pixel driving units drives the corresponding pixel unit based on a control signal of the corresponding control signal line, the first potential signal and the second potential signal.
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Abstract
The present disclosure relates to a driving circuit of a display panel, a display panel and a display device. The driving circuit includes at least one potential saving unit and at least one column of pixel driving units. The potential saving unit is arranged corresponding to a column of pixel units, and is configured to output a first potential signal based on a voltage of the external preset power supply and save the first potential signal to the first potential output terminal, while outputting a second potential signal and saving the second potential signal to the second potential output terminal.
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Citations
20 Claims
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1. A driving circuit of a display panel, comprising:
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at least one potential saving unit, arranged corresponding to a column of pixel units, wherein the potential saving unit comprises a power supply terminal, a first potential output terminal and a second potential output terminal, the power supply terminal is connected with an external preset power supply, and the potential saving unit is configured to output a first potential signal based on a voltage of the external preset power supply and save the first potential signal to the first potential output terminal, while outputting a second potential signal and saving the second potential signal to the second potential output terminal; and at least one column of pixel driving units, comprising one or more pixel driving units, wherein each of the pixel driving units is connected with the first potential output terminal, the second potential output terminal, a corresponding control signal line and a corresponding pixel unit, and each of the pixel driving units drives the corresponding pixel unit based on a control signal of the corresponding control signal line, the first potential signal and the second potential signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 11, 12, 13, 14, 15, 16)
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9. A display panel, comprising a driving circuit, the driving circuit comprising:
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at least one potential saving unit, arranged corresponding to a column of pixel units, wherein the potential saving unit comprises a power supply terminal, a first potential output terminal and a second potential output terminal, the power supply terminal is connected with an external preset power supply, and the potential saving unit is configured to output a first potential signal based on a voltage of the external preset power supply and save the first potential signal to the first potential output terminal, while outputting a second potential signal and saving the second potential signal to the second potential output terminal; and at least one column of pixel driving units, comprising one or more pixel driving units, wherein each of the pixel driving units is connected with the first potential output terminal, the second potential output terminal, a corresponding control signal line and a corresponding pixel unit, and each of the pixel driving units drives the corresponding pixel unit based on a control signal of the corresponding control signal line, the first potential signal and the second potential signal. - View Dependent Claims (17, 18, 19, 20)
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10. A display device, comprising the a display panel, the display panel comprising a driving circuit, the driving circuit comprising:
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at least one potential saving unit, arranged corresponding to a column of pixel units, wherein the potential saving unit comprises a power supply terminal, a first potential output terminal and a second potential output terminal, the power supply terminal is connected with an external preset power supply, and the potential saving unit is configured to output a first potential signal based on a voltage of the external preset power supply and save the first potential signal to the first potential output terminal, while outputting a second potential signal and saving the second potential signal to the second potential output terminal; and at (east one column of pixel driving units, comprising one or more pixel driving units, wherein each of the pixel driving units is connected with the first potential output terminal, the second potential output terminal, a corresponding control signal line and a corresponding pixel unit, and each of the pixel driving units drives the corresponding pixel unit based on a control signal of the corresponding control signal line, the first potential signal and the second potential signal.
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Specification