Patent ID: 11889242
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 12:
13. The method of claim 12, wherein the compensated color pixel value of the target pixel is generated by following expression, CP
    ⁡
    (
    i
    )
   
   =
   
    
     
      ∑
      k
     
     
      
       
        ω
        i
       
       (
       k
       )
      
      ·
      
       
        P
        ′
       
       (
       k
       )
      
      ·
      
       
        E
        i
       
       (
       k
       )
      
     
    
    
     
      ∑
      k
     
     
      
       
        ω
        i
       
       (
       k
       )
      
      ·
      
       
        E
        i
       
       (
       k
       )
      
     
    
   
  
  ⁢
  

  
   
    
     E
     i
    
    (
    k
    )
   
   =
   
    {
    
     
      
       
        
         1
         -
         EG
        
        ,
       
      
      
       
        if
        ⁢
           
        
         P
         ⁡
         (
         i
         )
        
        ⁢
           
        and
        ⁢
           
        
         
          P
          ′
         
         (
         k
         )
        
        ⁢
           
        correspond
        ⁢
           
        to
        ⁢
           
        different
        ⁢
           
        colors
       
      
     
     
      
       
        1
        ,
       
      
      
       
        if
        ⁢
           
        
         P
         ⁡
         (
         i
         )
        
        ⁢
           
        and
        ⁢
           
        
         
          P
          ′
         
         (
         k
         )
        
        ⁢
           
        correspond
        ⁢
           
        to
        ⁢
           
        same
        ⁢
           
        color
       
      
     
    
   
  
 

where Σk indicates a sum with respect to all of the target pixel and the neighboring pixels in the local window, P′(k) indicates each offset color pixel value, ωi(k) indicates each weight value corresponding to each offset color pixel value, and EG indicates an edge grade value that is determined during detecting the edges.