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The achievements of nano-technology find practical application. The company copyTele declared about the readiness of the engineering models of the flat displays, in which are used low-voltage phosphors and carbonic nano-tubes. new product serve for the demonstration of possibilities for technology LVND (low voltage nanotube flat panel display – low-voltage pixel display with use nano-tubes), developed copyTele.
new lcd has a diagonal of 5,5 inches (14 cm) and the resolution 960 x 234 pixel. Each pixel of thin-film active matrix (AMTFT) has its own cell memory and is activated by the electrons, radiated by the network nano-tubes, located on the distance of approximately 10 micrometers from the layer of phosphor. This proximity leads to the fact that for control of intensity of the glow is sufficient stress of altogether only 40 v. for comparison with other displays, which use phosphors, volatge composes thousands volts. Composition from nano-tubes and phosphor is formed with the aid of special technology, developed by specialists copyTele. Here are some of the most important special features for the new displays:
- Thickness AMTFT is less than the thickness of liquid-crystal and plasma panels. It comprises order 0,16 mm.
- Matrix, nano-tubes, phosphor and power circuits are located on base layer. The second layer is used only for hermetically sealing construction, which is necessary for creating the vacuum.
- Control of brightness of separate pixel AMTFT requires volatge 40 v in order to change brightness in the limits from the minimum to the maximum.
- Panel has small energy consumption, since pixel energy input only during the glow. In comparison with LCD, where constantly works the lamp of illumination, energy consumption AMTFT is approximately five times less. Small consumption is suitable well for devices with the battery power.
- One the same technology AMTFT is applicable for the panels of different format from the pocket devices to the television sets.
- For preparing the matrices it is possible to use the existing technological processes.
- New screen preserves the positive sides of electron- beam instruments this is the broad band of operating temperatures, large viewing angles (generatrix hemisphere), high contrast and the short time response.
- Panel does not twinkle, since each cell has memory.
- are Be absent the crosstalk between pixels.
Company continues to improve technology LVND with the purpose of increase in reliability and reduction in cost. Thus far it does not communicate on the periods for the appearance of commercial products on its base.
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NANO-TECHNOLOGY LCD
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