Sharpness Function - Hitachi HV-F31CL Operation Manual

5. SHARPNESS function

Specialized function about Sharpness can be adjusted.
(1) (SHARPNESS) FREQ.
Sharpness edge width can be adjusted.
-Manual adjustment-
Setting value 20290xFC h
• LOW :thick edge
• MID
:normal edge
• HIGH :thin edge
(2) (SHARPNESS) LEVEL DEPENDENT
Sharpness is suppressed at video levels below the setting value.
Use mainly to avoid noise enhancement in dark signal components.
-Manual adjustment-
Setting value 3053xxzz h
Setting toward 7Fh to reduce the sharpness level and expand the video signal level range.
(3) (SHARPNESS) CLISP
Excessive sharpness signal upper the setting value is removed. But set the value too low, some detailed image can
be dim.
-Manual adjustment-
Setting value 3054xxzz h
Set toward 80h to reduce sharpness and set toward 7Fh to increase sharpness.
25
x: 0- LOW, 1- MID, 2- HIGH
xx: 80h to 7Fh signed
xx: 80h to 7Fh signed
zz: undefined
zz: undefined