Display driving method, display driving device and display device

A display driving device, comprising:

• a detection module configured to detect corresponding voltage change degrees of a display panel when the display panel adopts different wiring approaches to display an image to be displayed;
• a comparison module configured to compare the detected voltage change degrees to obtain a minimum voltage change degree from the detected voltage change degrees;
• an output module configured to output a signal that indicates a wiring approach corresponding to the obtained minimum voltage change degree and to output source voltages corresponding to the wiring approach;
• and
• a driver module configured to control the display panel to adopt the wiring approach corresponding to the minimum voltage change degree according to the signal outputted by the output module, and to display the image to be displayed using the source voltages that correspond to the wiring approach and are outputted by the output module, wherein:
• each of the voltage change degrees includes a source-voltage inversion frequency;
• and
• the comparison module is further configured to:
• compare corresponding source-voltage inversion frequencies when the display panel adopts the different wiring approaches to display the image to be displayed, and take a minimum of the source-voltage inversion frequencies as the minimum voltage change degree.

A display driving method, comprising:

• detecting corresponding voltage change degrees of a display panel when the display panel adopts different wiring approaches to display an image to be displayed;
• comparing the detected voltage change degrees to obtain a minimum voltage change degree from the detected voltage change degrees;
• and
• controlling the display panel to adopt a wiring approach corresponding to the obtained minimum voltage change degree, and displaying the image to be displayed using source voltages corresponding to the wiring approach, wherein:
• the different wiring approaches include a first wiring approach and a second wiring approach;
• the step of detecting corresponding voltage change degrees of the display panel when the display panel adopts different wiring approaches to display the image to be displayed includes:
• detecting a corresponding first voltage change degree when the display panel adopts the first wiring approach to display the image to be displayed, and detecting a corresponding second voltage change degree when the display panel adopts the second wiring approach to display the image to be displayed;
• the step of comparing the detected voltage change degrees includes:
• comparing the first voltage change degree with the second voltage change degree, and obtaining a smaller voltage change degree from the first voltage change degree and the second voltage change degree;
• the step of controlling the display panel to adopt the wiring approach corresponding to the obtained minimum voltage change degree and displaying the image to be displayed using the source voltages corresponding to the wiring approach includes:
• if the second voltage change degree is the smaller voltage change degree of the first voltage change degree and the second voltage change degree after comparison, controlling the display panel to adopt the second wiring approach and displaying the image to be displayed using source voltages corresponding to the second wiring approach;
• or
• if the first voltage change degree is the smaller voltage change degree of the first voltage change degree and the second voltage change degree after comparison, controlling the display panel to adopt the first wiring approach and displaying the image to be displayed using source voltages corresponding to the first wiring approach;
• and
• in the first wiring approach, each source line in the display panel is connected with subpixels of different colors;
• and in the second wiring approach, each source line in the display panel is connected with subpixels of a same color.