Patent ID: 11909416
Assignee: AIRBUS DEFENCE AND SPACE SAS
Field: Basic communication processes (Electrical engineering)
Classification: CPC H | IPC H

Claim 7:
8. The data encoding device according to claim 1, configured to encode LDPC codes whose parity matrix H can be put in the following form:

H=(A D)

or in the following form:, H
  =
  
   (
   
    
     
      A
     
     
      0
     
     
      D
     
    
    
     
      B
     
     
      E
     
     
      0
     
    
   
   )
  
 

or in the following form:, H
  =
  
   (
   
    
     
      A
     
     
      0
     
     
      D
     
     
      0
     
    
    
     
      B
     
     
      E
     
     
      0
     
     
      0
     
    
    
     
      
       C
       ′
      
     
     
      
       C
       ″
      
     
     
      
       C
       ′″
      
     
     
      F
     
    
   
   )
  
 

expressions in which matrices E and F are diagonal matrices, and matrix D is a dual diagonal matrix.