{HEAD ~ data detection means}, synchronized with the generic chip code signal, for detecting {TAIL ~ message data} in the despread signal; and 
{ HEAD ~ data detection means } , synchronized with the generic chip code signal , for detecting { TAIL ~ message data } in the despread signal ; and
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH