In other instances, well known structures and devices are shown in {HEAD ~ block diagram form} in {TAIL ~ order} to avoid unnecessarily obscuring the present invention 
in
In other instances , well known structures and devices are shown in { HEAD ~ block diagram form } in { TAIL ~ order } to avoid unnecessarily obscuring the present invention
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH