{HEAD ~ Program specific and other program related information} is adjusted so as to enable identification, {TAIL ~ extraction} and real time reproduction of the program at the receiving end of the bit streams 
{ HEAD ~ Program specific and other program related information } is adjusted so as to enable identification , { TAIL ~ extraction } and real time reproduction of the program at the receiving end of the bit streams
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH