{HEAD ~ A transmitter} emits {TAIL ~ a modulated energy pulse} which is not gated when received by a single gated imaging camera to obtain an integrated first image frame and gated by the same camera when received as an integrated second image frame 
{ HEAD ~ A transmitter } emits { TAIL ~ a modulated energy pulse } which is not gated when received by a single gated imaging camera to obtain an integrated first image frame and gated by the same camera when received as an integrated second image frame
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH