Patent ID: 11906472
Assignee: nan
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 16:
17. The system of claim 16 wherein the decorrelation coefficient is calculated using:, DC
    l
   
   (
   
    t
    ,
    ε
    ,
    
     r
     
      i
      ,
      j
     
    
   
   )
  
  =
  
   1
   -
   
    
     
      ∫
      
        
       0
      
      
        
       t
      
     
     
      
       〈
       
        
         E
         l
        
        [
        
         
          r
          
           i
           ,
           j
          
         
         ,
         
          
           t
           ′
          
          (
          
           1
           -
           ε
          
          )
         
        
        ]
       
       〉
      
      ⁢
      
       〈
       
        
         E
         
          l
          -
          1
         
        
        [
        
         
          r
          
           i
           ,
           j
          
         
         ,
         
          t
          ′
         
        
       
       〉
      
      ⁢
      
       dt
       ′
      
     
    
    
     
      
       ∫
       
         
        0
       
       
         
        t
       
      
      
       
        
         〈
         
          
           E
           l
          
          [
          
           
            r
            
             i
             ,
             j
            
           
           ,
           
            
             t
             ′
            
            (
            
             1
             -
             ε
            
            )
           
          
          ]
         
         〉
        
        2
       
       ⁢
       
        dt
        ′
       
       ⁢
       
        
         ∫
         
           
          0
         
         
           
          t
         
        
        
         
          
           〈
           
            
             E
             
              l
              -
              1
             
            
            (
            
             
              r
              
               i
               ,
               j
              
             
             ,
             
              t
              ′
             
            
            )
           
           〉
          
          2
         
         ⁢
         
          dt
          ′, where t indicates a wave propagation time, ri, r and rj represent central positions of the associated elementary cells of the beam, l denotes a loading step, E represents a reference diffuse wave, ε is a relative velocity variations between two diffuse waves.