Patent ID: 11902933
Assignee: ZTE CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 15:
16. The method according to claim 12, wherein the step of selecting one polynomial from each equivalence class of the quadratic polynomial set S to determine the set T comprises:
in the case where the x2+ax+b in S2 is an irreducible polynomial,, S
    2
    ′
   
   =
   
    {
    
     
      
       x
       2
      
      +
      
       a
       ⁢
       x
      
      +
      b
     
     ,
     a
     ,
     
      b
      ∈
      
       F
       q
      
     
     ,
     
      
       x
       2
      
      +
      
       a
       ⁢
       x
      
      +
      
       b
       ⁢
          
       is
       ⁢
          
       an
       ⁢
          
       irreducible
       ⁢
          
       polynomial
      
     
    
     
    }
   
  
  ;
 

selecting one polynomial f(x) from each equivalence class of a quadratic polynomial set S2′ and combining the polynomial f(x) with x to form a set T2′:, T
   2
   ′
  
  =
  
   
    {
    x
    }
   
   
    
     {
     
      
       
        x
        2
       
       +
       
        a
        ⁢
        x
       
       +
       b
      
      ∈
      
       
        
         S
         2
         ′
        
        [
        
         
          x
          2
         
         +
         
          a
          ⁢
          x
         
         +
         b
        
        ]
       
       ⁢
       

       are
       ⁢
          
       equivalence
       ⁢
          
       classes
       ⁢
          
       distinct
       ⁢
          
       to
       ⁢
          
       each
       ⁢
          
       other
      
     
     }
    
    .