encircled by the broken lines in table 1 are assigned are as follows the false detection probability is defined as the probability that the unique word is detected in error in an aperture with a width of 65 bits a bit error rate is assumed to be 5 u00d7 10 3 table 2______________________________________ displacement 12 displacement 0unique word pattern c sub 1 c sub 2 c sub 1 c sub 2 ______________________________________uw sub 0 i 24 0 24 0 uw sub 0 ii 0 24 0 24 uw sub 0 iii 24 0 24 0 uw sub 0 iv 0 24 0 24 uw sub 1 i 24 0 0 24 uw sub 1 ii 0 24 24 0 uw sub 1 iii 24 0 0 24 uw sub 1 iv 0 24 24 0 uw sub 2 i 24 0 0 24 uw sub 2 ii 0 24 24 0 uw sub 2 iii 24 0 0 24 uw sub 2 iv 0 24 24 0 uw sub 3 i 24 0 24 0 uw sub 3 ii 0 24 0 24 uw sub 3 iii 24 0 24 0 uw sub 3 iv 0 24 0 24 ______________________________________ the miss detection probability takes the common value 1 03 u00d7 10 10 for the sixteen unique word patterns the false detection probability takes the following three kinds of values due to a difference in the.