wherein the control section controls the backlight so as to maintain the light intensity of {HEAD ~ each area} above 0 even when {TAIL ~ the brightness} of the image signal corresponding to the area is 0 
wherein the control section controls the backlight so as to maintain the light intensity of { HEAD ~ each area } above 0 even when { TAIL ~ the brightness } of the image signal corresponding to the area is 0
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH