Patent ID: 11956107
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. The client device according to claim 1, wherein the second sequence a is generated according to the formula:, a
        q
      
      ⁡
      
        (
        u
        )
      
    
    =
    
      W
      t
      
        
          
            π
            q
          
          ⁡
          
            (
            
              u
              ⁢
              
                
              
              ⁢
              mod
              ⁢
              
                
              
              ⁢
              A
            
            )
          
        
        ⁢
        
          ⌊
          
            u
            A
          
          ⌋
        
      
    
  
  ,
  
    

  
  ⁢
  
    u
    =
    0
  
  ,
  1
  ,
  
    ...
  
  ⁢
  
    
  
  ,
  
    At
    -
    1
  
  ,

where πq(·) is a permutation over the set {0, 1, . . . , A−1},, W
      t
    
    =
    
      e
      
        
          -
          
            
              -
              1
            
          
        
        ⁢
        
          
            2
            ⁢
            π
          
          t
        
      
    
  
  ,, A is a number of time-frequency resources allocated for the random access preamble in a subband, t is a number of subbands, mod is a modulo operator, and └·┘ is a floor function.