FIG 1 is an illustration of an embodiment of {HEAD ~ a photonic band gap routing arrangement} having {TAIL ~ routing elements} with four selectable routing directions 
FIG 1 is an illustration of an embodiment of { HEAD ~ a photonic band gap routing arrangement } having { TAIL ~ routing elements } with four selectable routing directions
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH