“…In [19], analytical expressions are presented to search for different code pairs {1, −b} For the length of conventional Barker code N = 13, the following ACF values were computed: R 13 = {1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 13, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1}.…”