combiner means for combining {HEAD ~ the generic chip code signal} with the spread spectrum processed message data, thereby generating {TAIL ~ a code division multiple access signal} 
combiner means for combining { HEAD ~ the generic chip code signal } with the spread spectrum processed message data , thereby generating { TAIL ~ a code division multiple access signal }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL