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FORDATA has
established effective and COG
LCD DISPLAY MODULE unique clients management and service systems
COG LCD DISPLAY MODULE based on the accumulated sales experiences. You
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By manipulating
this light, COG LCD DISPLAY MODULE they display imges using very little
power. This has made LCDs the preferred technology whenver low power
consumtion and compact size are critical. COG LCD DISPLAY MODULE Liquid
crystal (KLC) is c sbstance that has both a liquid form and acrystal
molecular structure.COG LCD DISPLAY MODULE The ro-shaped molecules are
normally in a parallel arry, and an electric field can be used to control
the molecules. Most LCDs today use a type of liquid crystal called ted
nematic (TN) . LCDs consist of two pieces of glass with transparent
electrodes printed on the internal surfaces. An alignment layer on each
glass surfa COG LCD DISPLAY MODULE used to twist the liquid crystal
mterial in a helical or COG LCD DISPLAY MODULE "twisted" pattern.
Polarizers are used on the outside front COG LCD DISPLAY MODULE and
rear surfaces. When the LCd is "off", no voltage is applied
to the COG LCD DISPLAY MODULE eletrodes, and light passes throuh the
LCD.
cog/lcd
module
When
it's "on", voltage is applied and the LC COG LCD DISPLAY MODULE
molecules align themselves in the direction of the electric field. This
causes the light to be out of phase with the polarizers and to be COG
LCD MODULE blocked, creating a dark area on the LCD. By selectively
applying voltage to the electrodes, a variety of patterns can be achieved.
Many advances in TN LCDs have been produced. Super twisted nematic (STN)
LC material offers a higher twist COG LCD DISPLAY MODULE angle (240
vs. 90) that provides higher contrast and a better viewing angle. However,
one negative feature is the birefringence effect, which COG DISPLAY
MODULE shifts the background color to yellow-green and the character
color to blue. This background color can be changed to a gray by using
a special filter. The most recent advance has been the introduction
of film super twisted nematic (FSTN) displays. This adds a retardation
film to the COG LCD DISPLAY STN display that compensates for the color
added by the birefringence effect. This allows a black and white display
to be produced. COG LCD DISPLAY MODULE
Because of the added filtering, FSTN displays look best when used with
a COG DISPLAY MODULE backlight.
1 LCD Liquid
Crystal Display
2LCM LCD Module
3 TN Twisted COG LCD DISPLAY MODULE Nematic
4 HTN Higher Twisted Nematic
5 STN Super-twisted Nematic
6 FSTN Film Super-twisted Nematic
7 DSTN Double Super-twisted Nematic
8 CCSTN Color COG LCD DISPLAY MODULE Coded Super-twisted Nematic
9 TFT Thin Film Transistor
10 SMD Surface LCD DISPLAY MODULE mounted Device
11 SMT Surface Mount Technology
12 PCB Printed Circuit Board
13 COF Chip on Flex
14 TCP Tape LCD DISPLAY MODULE Carrier Package
15 COG Chip on Glass
16 PCOG PCB COG LCD DISPLAY MODULE on Glass
17 SOP Small Outline Package
18 QFP Quad Flat Package
19 EL Electro-luminescent Foil
20 CFL Cold Fluorescent COG LCD MODULE Lamp
21 LED Light COG DISPLAY MODULE Emitting
Diode
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