Patent ID: 6192493
Filing Date: 2001-02-20
Classification: H03M

Abstract:
A method of modifying the order of data elements in first and second blocks transmitted alternately and each having N data elements with rank n lying between 0 and N-1, N being an integer, the method comprising ordering the data elements with ranks 0, . . . n, . . . N-1 in the first blocks in accordance with the successive ranks A(0), . . . A(n), . . . A(N-1) and ordering the data elements with ranks 0, . . . n, . . . N-1 in the second blocks in accordance with the successive numbers A.sup.-1 (0), . . . A.sup.-1 (n), . . . A.sup.-1 (N-1), where A and A.sup.-1 are different first and second functions such that A.sup.-1 (A(n))=n.