Таблица F5.A-1.4. Свертка 2-х векторов в (A-1)-арифметике

Таблица F5.A-1.4 Свертка 2-х векторов (r)X[t] и (r)H[t] длины T=16
в поле Галуа

GF( 1 + 225 ) = GF( 1 + 232 ) = GF( F5 )

в (A-1)-арифметике, T–1 = 1/T = - 16. 0. 0. 1
Результаты в A-арифметике в 33-битовых числах = ПСАНВ± mod F5, т.е.
в диапазоне [–231..+231]

t
(r)X[t] – вх.Сигнал
(r)X[f]=ЧПФ((r)X[t])
(r)H[t] – вх.Сигнал
(r)H[f]=ЧПФ((r)H[t])
(r)E[f]=(r)X[f]·(r)H[f]
(r)E[t]=оЧПФ((r)E[f])
(r)G[t]=(r)E[t]/T mod F2
   0
 +  0.  0.  0.  2
 +  0.  0.  0. 18
 +  0.  0.  0.  1
 +  0.  0.  0.  3
 +  0.  0.  0. 54
 +  0.  0.  0. 32
 +  0.  0.  0.  2
   1
 +  0.  0.  0. 15
 +  0.  0.  1.242
 +  0.  0.  0.  2
 +  0.  0.  0. 33
 +  0.  0. 64. 50
 +  0.  0.  1. 48
 +  0.  0.  0. 19
   2
 +  0.  0.  0.  1
 +  0.  1. 15.  2
    0.  0.  0.  0
 +  0.  0.  2.  1
 +  2. 31. 19.  2
 +  0.  0.  1.240
 +  0.  0.  0. 31
   3
    0.  0.  0.  0
 +  1.  0.240.  2
    0.  0.  0.  0
 +  0.  0. 32.  1
 + 31.  1. 47.226
 +  0.  0.  0. 32
 +  0.  0.  0.  2
   4
    0.  0.  0.  0
 +  0. 15.  0.  1
    0.  0.  0.  0
 +  0.  2.  0.  1
 +  0. 16.255.227
    0.  0.  0.  0
    0.  0.  0.  0
   5
    0.  0.  0.  0
 +  0.239.255.  2
    0.  0.  0.  0
 +  0. 32.  0.  1
 - 30.208. 30.255
    0.  0.  0.  0
    0.  0.  0.  0
   6
    0.  0.  0.  0
 + 14.255.  0.  2
    0.  0.  0.  0
 +  2.  0.  0.  1
 + 18.225.  2.  2
    0.  0.  0.  0
    0.  0.  0.  0
   7
    0.  0.  0.  0
 - 17.  0.  0.  0
    0.  0.  0.  0
 + 32.  0.  0.  1
 + 17. 32.  0.  1
    0.  0.  0.  0
    0.  0.  0.  0
   8
    0.  0.  0.  0
 -  0.  0.  0. 13
    0.  0.  0.  0
 -  0.  0.  0.  2
 +  0.  0.  0. 12
    0.  0.  0.  0
    0.  0.  0.  0
   9
    0.  0.  0.  0
 +  0.  0.  0. 18
    0.  0.  0.  0
 -  0.  0.  0. 32
 -  0.  0.  2. 47
    0.  0.  0.  0
    0.  0.  0.  0
  10
    0.  0.  0.  0
 +  0.  0.241.  2
    0.  0.  0.  0
 -  0.  0.  2.  0
 -  1.225. 18.255
    0.  0.  0.  0
    0.  0.  0.  0
  11
    0.  0.  0.  0
 +  0.255. 16.  2
    0.  0.  0.  0
 -  0.  0. 32.  0
 + 30.254.208. 34
    0.  0.  0.  0
    0.  0.  0.  0
  12
    0.  0.  0.  0
 -  0. 15.  0.  0
    0.  0.  0.  0
 -  0.  2.  0.  0
 -  0. 17.  0. 30
    0.  0.  0.  0
    0.  0.  0.  0
  13
    0.  0.  0.  0
 -  0.240.  0.255
    0.  0.  0.  0
 -  0. 32.  0.  0
 + 30.207.225.  2
    0.  0.  0.  0
    0.  0.  0.  0
  14
    0.  0.  0.  0
 - 15.  0.255.255
    0.  0.  0.  0
 -  2.  0.  0.  0
 - 19. 31.  1.255
    0.  0.  0.  0
    0.  0.  0.  0
  15
    0.  0.  0.  0
 + 15.  0.  0.  3
    0.  0.  0.  0
 - 32.  0.  0.  0
 - 79. 31.255.254
    0.  0.  0.  0
    0.  0.  0.  0




© 2006 г., Александр Тимофеев, г.Харьков, Украина. E-mail: atimopheyev@yahoo.com