The method includes: providing {HEAD ~ a predetermined voltage} to the differential output for obtaining {TAIL ~ an accurate current} passing through the panel resistor during a calibration procedure and, providing a driving current to the differential output according to the accurate current during a normal operation procedure 
for obtaining
The method includes : providing { HEAD ~ a predetermined voltage } to the differential output for obtaining { TAIL ~ an accurate current } passing through the panel resistor during a calibration procedure and , providing a driving current to the differential output according to the accurate current during a normal operation procedure
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL 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