The output signal GH of the latch 20, therefore, represents {TAIL ~ the binary state} of the input signal at the beginning of the counting interval and the output signal GL of {HEAD ~ the latch} 22 represents the binary state of the input signal at the end of the counting interval 
The output signal GH of the latch 20 , therefore , represents { TAIL ~ the binary state } of the input signal at the beginning of the counting interval and the output signal GL of { HEAD ~ the latch } 22 represents the binary state of the input signal at the end of the counting interval
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH