Patent ID: 11947737
Assignee: PIXART IMAGING INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 1:
2. The non-transitory computer readable recording medium of claim 1, wherein the step (c) improves an image quality of each one of the original images by an equation of:, B_T
    -
    B_Oav
   
   Std_O
  
  ,, B_T is a brightness value of a pixel of one of the original images which has the image quality being improved, B_Oav is an average brightness value of one of the original images which has the image quality being improved, and Std_O is a standard deviation of brightness values of one of the original images which has the image quality being improved, wherein the brightness contrast information comprises B_T and B_Oav, wherein the brightness variation level comprises Std_O.