{HEAD ~ An apparatus} 17, wherein the audio or video signals are of {TAIL ~ a third format}, the third format being different from the first data format and the second data format 
{ HEAD ~ An apparatus } 17 , wherein the audio or video signals are of { TAIL ~ a third format } , the third format being different from the first data format and the second data format
HEAD HEAD HEAD HEAD HEAD HEAD 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