§2.3 Basic Sequences Unit sample sequence ol-0.n*0 1, n=0 1 0000 0 -4-3-2 -1 0 1 23 4 6 Unit step sequence. n≥0 n<0 门 -4-3 -2-1 0 123456§2.3 Basic Sequences • Unit sample sequence -    ≠ = = 0, 0 1, 0 [ ] n n δ n    < ≥ = 0, 0 1, 0 [ ] n n • Unit step sequence - µ n