ГОСТ Р 51294.9—2002
t3= 929 -
12
= 929 - 627 = 302
Е0=
t3
mod 929 = 302 mod 929 = 302
t, = fd2+ E3) mod 929 = (178 + 117) mod 929 = 295
t2
= (t, x oc3) mod 929 = (295 x 809) mod 929 = 831
t3
= 929 -
12
= 929 — 831 = 98
E3= (E2+
t3)
mod 929 = (408 + 98) mod 929 = 506
t2=
(tj
x a2) mod 929 = (295 x 723) mod 929 = 544
t3= 929 - 12= 929 - 544 = 385
E2= (E, +
t3)
mod 929 = (349 + 385) mod 929 = 734
t2
=
(tj
x a,) mod 929 = (295 x 568) mod 929 = 340
t3= 929 - 12= 929 - 340 = 589
E, = (E0+
t3)
mod 929 = (302 + 589) mod 929 = 891
t2
= (t, x Oo) mod 929 = (295 x 522) mod 929 = 705
t3
= 929 -
12
= 929 - 705 = 224
E0=
t3
mod 929 = 224 mod 929 = 224
t, = (d, + E3) mod 929 = (121 + 506) mod 929 = 627
t2
= (t, x a3) mod 929 = (627 x 809) mod 929 = 9
t3
= 929 -
12
= 929 - 9 = 920
E3= (E2+
t3)
mod 929 = (734 + 920) mod 929 = 725
t2=
(tj
x a2) mod 929 = (627 x 723) mod 929 = 898
t3
= 929 -
12
= 929 - 898 = 31
E2= (Ej + t3) mod 929 = (891 + 31) mod 929 = 922
t2
=
(tj
x a,) mod 929 = (627 x 568) mod 929 = 329
t3
= 929 -
12
= 929 - 329 = 600
E, = (E0+
t3)
mod 929 = (224 + 600) mod 929 = 824
t2
= (t, x Oo) mod 929 = (627 x 522) mod 929 = 286
t3
= 929 -
12
= 929 - 286 = 643
E0=
t3
mod 929 = 643 mod 929 = 643
t, = (d0+ E3) mod 929 = (239 + 725) mod 929 = 35
t2
= (t, x a3) mod 929 = (35 x 809) mod 929 = 445
t3
= 929 -
12
= 929 - 445 = 484
E3= (E2+
t3)
mod 929 = (922 + 484) mod 929 = 477
t2=
(t3
x a2) mod 929 = (35 x 723) mod 929 = 222
t3
= 929 -
12
= 929 - 222 = 707
E2= (E, +
t3)
mod 929 = (824 + 707) mod 929 = 602
t2
=
(tj
x a,) mod 929 = (35 x 568) mod 929 = 371
t3= 929 - 12= 929 - 371 = 558
E, = (E0+
t3)
mod 929 = (643 + 558) mod 929 = 272
t2
= (t, x Oo) mod 929 = (35 x 522) mod 929 = 619
t3
= 929 -
12
= 929 -619 = 310
E0=
t3
mod 929 = 310 mod 929 = 310
В конце вычисляют дополнения приведенных выше результатов и получают 4 кодовых слова коррекции
ошибок для закодированных данных символа PDF417:
Е3= 929 - Е3= 929 - 477 = 452
Е2= 929 - Е2= 929 - 602 = 327
Е, = 929 - Е] = 929 - 272 = 657
Е0= 929 - Е0= 929 -310 = 619
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