| 摘要 |
The present invention provides a pixel driving circuit and a driving method thereof, and a display apparatus. The pixel driving circuit comprises a reset module, a data write module, an output module and a potential holding module, wherein the potential holding module is used for holding potential of a control node when a signal is inputted from an emission signal input terminal. With this pixel driving circuit, the potential of a gate of a driving transistor is prevented from being influenced by the current leakage, and holding effect of potential of the gate of the driving transistor is improved. |
| 主权项 |
1. A pixel driving circuit, characterized in that, it comprises a reset module, a data write module, an output module and a potential holding module,
wherein the reset module is connected to a reset signal input terminal, a reset voltage and a control node, and is used for resetting potential of the control node in accordance with a signal inputted from the reset signal input terminal, the data write module is connected to a gate line, a data input terminal, the control node and the output module, and is used for storing a data signal inputted from the data input terminal to the control node as a voltage when a row driving signal is inputted through the gate line, and the voltage stored at the control node is used for activating the output module, the output module is also connected to an emission signal input terminal, the control node and a light emitting device, and is used for supplying power to the light emitting device when a signal is inputted from the emission signal input terminal, and the potential holding module is connected to the emission signal input terminal, the reset module and the data write module, and is used for holding potential of the control node when a signal is inputted from the emission signal input terminal. |
