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CN-122024615-A - Method and system for reducing motion image blurring of display

CN122024615ACN 122024615 ACN122024615 ACN 122024615ACN-122024615-A

Abstract

The invention belongs to the field of soft power supply, and particularly relates to a method and a system for reducing motion image blurring of a display; the method is used for acquiring relevant electric parameters and time sequence parameters, configuring corresponding coefficients, obtaining correlation factors and matching numerical values through relaxation modeling coupling operation, time sequence linkage progressive operation and backlight closed loop feedback operation, generating a drive control instruction to control hardware to execute adjustment, and correspondingly realizing the method by a system.

Inventors

  • XU SHUIPING
  • LIN XUDONG

Assignees

  • 深圳市安立信电子有限公司

Dates

Publication Date
20260512
Application Date
20260318

Claims (10)

  1. 1. A method for reducing blurring of a moving image of a display, comprising: S1, collecting initial driving injection charge of pixels, reference driving charge of pixels, intrinsic charge relaxation time constant of pixels, single-row scanning duration, reference phase radian of frame refreshing signals, actual phase radian of row scanning signals, reference frequency of frame refreshing signals, reference frequency of row scanning signals, reference modulation frequency of backlight driving and reference high-level duration of backlight driving; s2, configuring a scanning line pixel arrangement coupling coefficient, a driving voltage amplitude influence coefficient, a phase mismatch transfer coefficient and a charge attenuation critical threshold coefficient; s3, performing relaxation modeling operation to correlate the pixel driving parameters with the arrangement coefficients and the coupling logic of the voltage coefficients to obtain pixel charge relaxation correlation factors; s4, progressive logic of the time sequence linkage compensation operation correlation phase parameter and the relaxation correlation factor obtains a scanning phase compensation coefficient and a pixel charge real-time retention rate; s5, a feedback logic of the backlight closed-loop matching operation related backlight parameters and the phase compensation coefficient and the charge retention rate obtains a backlight modulation matching value; and S6, generating a driving control instruction, and controlling display driving hardware to execute pixel driving charge injection quantity adjustment, row scanning phase offset adjustment and backlight modulation duty ratio adjustment according to the driving control instruction.
  2. 2. The method of claim 1, wherein collecting pixel initial drive injection charge, pixel reference drive charge, pixel single pixel intrinsic charge relaxation time constant, single line scan duration, frame refresh signal reference phase radian, line scan signal actual phase radian, frame refresh signal reference frequency, line scan signal reference frequency, backlight drive reference modulation frequency, backlight drive reference high level duration, collecting operation is performed by a display built-in parameter collecting module, and collecting pixel initial drive injection charge, pixel reference drive charge, pixel single pixel intrinsic charge relaxation time constant, single line scan duration, frame refresh signal reference phase radian, line scan signal actual phase radian, frame refresh signal reference frequency, line scan signal reference frequency, backlight drive reference modulation frequency, backlight drive reference high level duration are transmitted to a relaxation modeling operation, a timing linkage compensation operation, and a backlight closed loop matching operation executing component.
  3. 3. The method for reducing motion image blur of a display according to claim 1, wherein a scan line pixel arrangement coupling coefficient, a drive voltage amplitude influence coefficient, a phase mismatch transfer coefficient, and a charge attenuation critical threshold coefficient are configured, and the configuration operation is performed by using a coefficient configuration module, and the configured scan line pixel arrangement coupling coefficient, the drive voltage amplitude influence coefficient, the phase mismatch transfer coefficient, and the charge attenuation critical threshold coefficient are entered into a execution unit of a relaxation modeling operation, a time sequence linkage compensation operation, and a backlight closed loop matching operation, and are used for numerical calculation of the relaxation modeling operation, the time sequence linkage compensation operation, and the backlight closed loop matching operation.
  4. 4. The method for reducing motion image blurring of a display according to claim 1, wherein a driving control instruction is generated, pixel charge relaxation correlation factors, scanning phase compensation coefficients and backlight modulation matching values are integrated to form instruction core data, a communication protocol header in a preset format and verification information generated by a preset algorithm are added to the instruction core data to form a complete driving control instruction, and the format of the driving control instruction is consistent with an instruction receiving format of display driving hardware.
  5. 5. The method of reducing motion image blur of a display according to claim 1, wherein the operation formula corresponding to the relaxation modeling operation is a pixel charge relaxation coupling correction formula expressed as: 。
  6. 6. The method of claim 5, wherein the timing compensation operation corresponds to a specific operation formula, and the operation formula is used for obtaining a scan phase compensation coefficient and a pixel charge real-time retention rate by associating a frame refresh signal reference phase radian, a line scan signal actual phase radian, a frame refresh signal reference frequency, a line scan signal reference frequency, a phase mismatch transfer coefficient, and a pixel charge relaxation association factor.
  7. 7. The method of claim 6, wherein the backlight closed-loop matching operation corresponds to a specific operation formula that correlates a backlight driving reference modulation frequency, a backlight driving reference high-level duration, a scan phase compensation coefficient, a charge decay threshold coefficient, a pixel charge real-time retention rate, and a pixel charge relaxation correlation factor to obtain a backlight modulation matching value.
  8. 8. The method according to claim 4, wherein the display driving hardware is controlled to perform pixel driving charge injection amount adjustment, line scanning phase shift amount adjustment, and backlight modulation duty ratio adjustment according to the driving control command, the driving control command is transmitted to the display driving hardware through a preset display driving communication link, the display driving hardware performs format verification and data extraction on the driving control command, extracts pixel driving charge injection amount adjustment values, line scanning phase shift amount adjustment values, and backlight modulation duty ratio adjustment values, and performs pixel driving charge injection amount adjustment, line scanning phase shift amount adjustment, and backlight modulation duty ratio adjustment, respectively, and the start time and the finish time of each adjustment operation are kept consistent.
  9. 9. The system for reducing the blurring of the moving image of the display, which is applied to the method for reducing the blurring of the moving image of the display according to any one of the claims 1 to 8, is characterized by comprising a parameter acquisition module, a coefficient configuration module, an operation execution component, an instruction generation module and display driving hardware, wherein the parameter acquisition module is used for acquiring initial driving injection charges of pixels, reference driving charges of pixels, intrinsic charge relaxation time constants of pixels, single-line scanning duration, reference phase radians of frame refreshing signals, actual phase radians of line scanning signals, reference frequencies of frame refreshing signals, reference frequencies of line scanning signals, reference modulation frequencies of backlight driving, reference high-level duration of backlight driving, the coefficient configuration module is used for configuring pixel arrangement coupling coefficients of scanning lines, driving voltage amplitude influence coefficients, phase mismatch transfer coefficients and charge attenuation critical threshold values, the operation execution component is used for executing relaxation modeling operation, time sequence linkage compensation operation, backlight closed-loop matching operation and outputting pixel charge relaxation correlation factors, scanning phase compensation coefficients, pixel charge real-time retention rates and backlight modulation matching values, the instruction generation module is used for generating driving control instructions, and the display driving hardware is used for executing pixel driving charge adjustment and backlight adjustment and phase adjustment and backlight adjustment duty adjustment according to the driving control instructions.
  10. 10. The system for reducing motion image blurring of a display according to claim 9, wherein the parameter acquisition module is configured to acquire an initial pixel drive injection charge, a pixel reference drive charge, a pixel single pixel intrinsic charge relaxation time constant, a single line scan duration, a frame refresh signal reference phase radian, a line scan signal actual phase radian, a frame refresh signal reference frequency, a line scan signal reference frequency, a backlight drive reference modulation frequency, and a backlight drive reference high level duration, the coefficient configuration module is configured to input a configured scan line pixel arrangement coupling coefficient, a drive voltage amplitude influence coefficient, a phase mismatch transfer coefficient, and a charge attenuation critical threshold coefficient into the operation execution component, the operation execution component is configured to receive an acquisition parameter transmitted by the parameter acquisition module, a configuration coefficient input by the coefficient configuration module, perform a relaxation modeling operation, a timing linkage compensation operation, and a backlight closed-loop matching operation, the instruction generation module is configured to integrate the pixel charge relaxation correlation factor, the scan phase compensation coefficient, and the backlight modulation matching value output by the operation execution component to form instruction core data, and add a communication protocol header of a preset format and verification information generated by the preset algorithm to the instruction core data, the display drive hardware is configured to receive a control instruction output control instruction, control the drive instruction, extract the drive command, adjust the drive command phase, adjust the drive command, and adjust the duty ratio, and adjust the drive command.

Description

Method and system for reducing motion image blurring of display Technical Field The invention belongs to the field of soft power supply, and particularly relates to a method and a system for reducing motion image blurring of a display. Background In the prior art of motion image blur suppression of a display, the main problem is that only a single-dimensional optimization means is adopted, the focus is on the independent adjustment of the pixel response or refresh rate, and the progressive linkage relation among the pixel charge relaxation, the scanning phase mismatch and the backlight modulation parameters is not considered. The pixel charge relaxation can cause uneven pixel brightness attenuation, the relaxation blurring effect can be amplified by the scanning phase mismatch, the blurring phenomenon can be further aggravated by the disconnection of backlight modulation parameters and the former two, the prior art lacks quantization operation logic which is used for correlating the three, the motion image blurring caused by multi-factor linkage can not be fundamentally restrained, the problems of obvious tailing and blurring still exist in a dynamic display scene of a display, and the display effect is influenced. Based on the above-mentioned problems, a technical solution capable of fundamentally solving the blurring problem by linking arithmetic logic with multiple parameters is needed. Disclosure of Invention The invention aims to solve the defects in the prior art and provides a method for reducing the blurring of a moving image of a display, which comprises the following steps: S1, collecting initial driving injection charge of pixels, reference driving charge of pixels, intrinsic charge relaxation time constant of pixels, single-row scanning duration, reference phase radian of frame refreshing signals, actual phase radian of row scanning signals, reference frequency of frame refreshing signals, reference frequency of row scanning signals, reference modulation frequency of backlight driving and reference high-level duration of backlight driving; s2, configuring a scanning line pixel arrangement coupling coefficient, a driving voltage amplitude influence coefficient, a phase mismatch transfer coefficient and a charge attenuation critical threshold coefficient; s3, performing relaxation modeling operation to correlate the pixel driving parameters with the arrangement coefficients and the coupling logic of the voltage coefficients to obtain pixel charge relaxation correlation factors; s4, progressive logic of the time sequence linkage compensation operation correlation phase parameter and the relaxation correlation factor obtains a scanning phase compensation coefficient and a pixel charge real-time retention rate; s5, a feedback logic of the backlight closed-loop matching operation related backlight parameters and the phase compensation coefficient and the charge retention rate obtains a backlight modulation matching value; and S6, generating a driving control instruction, and controlling display driving hardware to execute pixel driving charge injection quantity adjustment, row scanning phase offset adjustment and backlight modulation duty ratio adjustment according to the driving control instruction. Preferably, the acquisition operation is performed by adopting the display built-in parameter acquisition module, and the acquired pixel initial driving injection charge, pixel reference driving charge, pixel single-pixel intrinsic charge relaxation time constant, single-row scanning duration, frame refreshing signal reference phase radian, row scanning signal actual phase radian, frame refreshing signal reference frequency, row scanning signal reference frequency, backlight driving reference modulation frequency and backlight driving reference high level duration are transmitted to the execution component of relaxation modeling operation, time sequence linkage compensation operation and backlight closed loop matching operation. Further preferably, the scan line pixel arrangement coupling coefficient, the driving voltage amplitude influence coefficient, the phase mismatch transfer coefficient and the charge attenuation critical threshold coefficient are configured, the coefficient configuration module is adopted to execute configuration operation, and the configured scan line pixel arrangement coupling coefficient, the driving voltage amplitude influence coefficient, the phase mismatch transfer coefficient and the charge attenuation critical threshold coefficient are input into an execution component of relaxation modeling operation, time sequence linkage compensation operation and backlight closed loop matching operation and are used for numerical calculation of relaxation modeling operation, time sequence linkage compensation operation and backlight closed loop matching operation. Further preferably, a driving control instruction is generated, the pixel charge relaxation correlation factor, the scanning