Patent ID: 11900952
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 18:
19. The non-transitory computer-readable storage medium according to claim 17, wherein, [
    
     
      
       
        
         
          x
          ^
         
         
          L
          ⁢
          _
          ⁢
          212
         
         ′
        
        (
        n
        )
       
      
     
     
      
       
        
         
          x
          ^
         
         
          R
          ⁢
          _
          ⁢
          212
         
         ′
        
        (
        n
        )
       
      
     
    
    ]
   
   =
   
    
     
      M
      ˆ
     
     22
    
    *
    
     [
     
      
       
        
         
          Y
          ˆ
         
         (
         n
         )
        
       
      
      
       
        
         
          X
          ˆ
         
         (
         n
         )
        
       
      
     
     ]
    
   
  
  ,
  
   
    
     if
     ⁢
        
     
      N
      1
     
    
    ≤
    n
    <
    
     N
     2
    
   
   ;
  
 

 
  
   
    [
    
     
      
       
        
         
          x
          ^
         
         
          L
          ⁢
          _
          ⁢
          211
         
         ′
        
        (
        n
        )
       
      
     
     
      
       
        
         
          x
          ^
         
         
          R
          ⁢
          _
          ⁢
          211
         
         ′
        
        (
        n
        )
       
      
     
    
    ]
   
   =
   
    
     
      M
      ˆ
     
     11
    
    *
    
     [
     
      
       
        
         
          Y
          ˆ
         
         (
         n
         )
        
       
      
      
       
        
         
          X
          ˆ
         
         (
         n
         )
        
       
      
     
     ]
    
   
  
  ,
  
   
    
     if
     ⁢
        
     
      N
      1
     
    
    ≤
    n
    <
    
     N
     2
    
   
   ;
  
 

 
  
   
    [
    
     
      
       
        
         
          x
          ^
         
         
          L
          ⁢
          _
          ⁢
          11
         
         ′
        
        (
        n
        )
       
      
     
     
      
       
        
         
          x
          ^
         
         
          R
          ⁢
          _
          ⁢
          11
         
         ′
        
        (
        n
        )
       
      
     
    
    ]
   
   =
   
    
     
      M
      ˆ
     
     11
    
    *
    
     [
     
      
       
        
         
          Y
          ˆ
         
         (
         n
         )
        
       
      
      
       
        
         
          X
          ˆ
         
         (
         n
         )
        
       
      
     
     ]
    
   
  
  ,
  
   
    
     if
     ⁢
        
     0
    
    ≤
    n
    <
    
     N
     1
    
   
   ;
   and
  
 

 
  
   
    [
    
     
      
       
        
         
          x
          ^
         
         
          L
          ⁢
          _
          ⁢
          31
         
         ′
        
        (
        n
        )
       
      
     
     
      
       
        
         
          x
          ^
         
         
          R
          ⁢
          _
          ⁢
          31
         
         ′
        
        (
        n
        )
       
      
     
    
    ]
   
   =
   
    
     
      M
      ˆ
     
     22
    
    *
    
     [
     
      
       
        
         
          Y
          ˆ
         
         (
         n
         )
        
       
      
      
       
        
         
          X
          ˆ
         
         (
         n
         )
        
       
      
     
     ]
    
   
  
  ,
  
   
    
     if
     ⁢
        
     
      N
      2
     
    
    ≤
    n
    <
    N
   
   ;, if N2≤n<N; wherein
{circumflex over (X)}(n) represents the first channel signal, Ŷ(n) represents the second channel signal, {circumflex over (M)}11 represents a mix matrix corresponding to the previous frame, {circumflex over (M)}22 represents a mix matrix corresponding to the current frame.