I
NNO
L
U
X
SPEC NO.: A070-84-TT- 12 Date : 2009/02/23
Page : 21/27
The copyright belongs to InnoLux. Any unauthorized use is prohibited.
Note 3: Definition of Response time
The response time is defined as the LCD optical switching time interval between
“White” state and “Black” state. Rise time (T
ON
) is the time between photo detector
output intensity changed from 90% to 10%. And fall time (T
OFF
) is the time
between photo detector output intensity changed from 10% to 90%.
Fig. 4-3 Definition of response time
Note 4: Definition of contrast ratio
state
Black"
"
the
on
LCD
when
measured
Luminance
state
White"
"
the
on
LCD
when
measured
Luminance
(CR)
ratio
Contrast
=
Note 5: Definition of color chromaticity (CIE1931)
Color coordinates measured at center point of LCD.
Note 6: All input terminals LCD panel must be ground while measuring the center area of
the panel. The LED driving condition is I
L
=180mA .
100%
90%
10%
0%
P
h
o
to
d
e
te
ct
o
r
o
u
tp
u
t
(R
e
la
ti
ve
va
lu
e
)
T
ON
T
OFF
White (TFT OFF)
Black (TFT ON)
White (TFT OFF)