An example radar system includes frequency modulated/continuous wave radar that uses very low transmitter power and has {HEAD ~ an exceptionally short sensing range} of {TAIL ~ a few feet} or even inches if needed 
An example radar system includes frequency modulated / continuous wave radar that uses very low transmitter power and has { HEAD ~ an exceptionally short sensing range } of { TAIL ~ a few feet } or even inches if needed
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH