Invention Grant
- Patent Title: Pixel driving circuit and driving method thereof, display panel and display device
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Application No.: US16914490Application Date: 2020-06-29
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Publication No.: US11302246B2Publication Date: 2022-04-12
- Inventor: Qitai Ji , Qingjun Lai , Xiao Li
- Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
- Applicant Address: CN Xiamen
- Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
- Current Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
- Current Assignee Address: CN Xiamen
- Agency: Kilpatrick Townsend & Stockton, LLP
- Priority: CN202010351418.2 20200428
- Main IPC: G09G3/30
- IPC: G09G3/30 ; G09G3/32

Abstract:
Provided are a pixel driving circuit, a driving method, a display panel and a display device. The pixel driving circuit includes: a data writing device, a voltage stabilizing storage device, a driving device and a light-emitting component; where the data writing device is configured for transmitting a data signal voltage; the driving device is configured for generating a driving current according to the data signal voltage transmitted by the data writing device; the voltage stabilizing storage device is configured for storing the data signal voltage transmitted to the driving device; the light-emitting component is configured for emitting light in response to the driving current generated by the driving device; where the voltage stabilizing storage device includes at least two voltage stabilizing storage sub-devices connected in parallel, each voltage stabilizing storage sub-device includes a capacitor, at least one of the voltage stabilizing storage sub-devices includes a switch device.
Public/Granted literature
- US20200327852A1 PIXEL DRIVING CIRCUIT AND DRIVING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE Public/Granted day:2020-10-15
Information query
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