Patent ID: 11870518
Assignee: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 7:
8. The method of claim 7, wherein:
the SLP codebook, CSLP, for the each line panel is determined by an equation, h
    _
   
   
    
     m
     LP
    
    ,
    k
   
  
  =
  
   c
   SLP
   
    (
    
     i
     
      
       m
       LP
      
      ,
      k
     
     ⋆
    
    )
   
  
 

 
  
   
    i
    
     
      m
      LP
     
     ,
     k
    
    ⋆
   
   =
   
    
     
      arg
      ⁢
      max
     
     
      1
      ≤
      i
      ≤
      S
     
    
    ⁢
    
     
      ❘
      "\[LeftBracketingBar]"
     
     
      
       h
       
        
         m
         LP
        
        ,
        k
       
       H
      
      ⁢
      
       c
       SLP
       
        (
        i
        )
       
      
     
     
      ❘
      "\[RightBracketingBar]"
     
    
   
  
  ,
 

where hmLP,k corresponds to a channel vector corresponding to a mLP-th line panel for a k-th receiver calculated in the transmitter,, C
  SLP
  
   (
   
    i
    
     
      m
      LP
     
     ,
     k
    
    *
   
   )
  
 

is a codeword candidate for the each line panel,, argmax
   
    1
    ≤
    i
    ≤
    S
   
  
  ⁢
  
   
    ❘
    "\[LeftBracketingBar]"
   
   
    
     h
     
      
       m
       LP
      
      ,
      k
     
     H
    
    ⁢
    
     c
     SLP
     
      (
      i
      )
     
    
   
   
    ❘
    "\[RightBracketingBar]"
   
  
 

corresponds to an operation of obtaining a vector CSLP(i) whose absolute value is maximized by being multiplied by the channel vector hmLP,kH among the SLP codebook, CSLP, which is a matrix including S codeword vectors, cSLP(1), CSLP(2), . . . , CSLP(S).