z(t)=s(t)+n(t).
2 : .
r, . , .
( , , , ), , , . . , .
- . , . , .
-, - [3, 139-142].
:
, (48)
s0(t),
, (49)
s1(t).
0=1, :
, (50)
s0(t),
, (51)
s1(t).
.
(52)
( ).
17
:
, (53)
- .
(54)
" " Q(x)= 8.95*10-3
, , .
, 4 .
, 2
, , . , P(0|1) = P(1|0) = P, :
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(55)
, 115 200 / .
. :
1. .
2. , k , - , .
. .
, , .
U = (U0, U1, U2,...Un-1) n.
( ) U w(U).
, U = (1001011) , U = (1111111) w(U) 7 ..
, , .
, U V n.
, , U V d(U, V).
, U = (1001011), V = (0100011), d(U, V) = 3.
, 2k , . dmin.
, , ( ), dmin. . dmin .
, U r . ( dmin > 1 ), .
dmin, , dmin 1, , , dmin 1, .
, dmin 1, .
, .
(n,n-1), k- , 2 . , .. . . . ( ), .
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