IF YOU HAVE PAID ANY attention at all to the new wave of flat-panel TVs, you have certainly heard of plasma screens and are probably aware of liquid-crystal displays (LCDs). While these two products continue into the mainstream, there are countless other technologies waiting their turn to take center stage as the never-ending quest for thinner TV screens goes on. One in particular that has shown a lot of promise—and is starting to appear in handheld electronic devices—is the organic light-emitting diode. OLEDs take the concept of flat-panel TVs to a level even plasmas and LCDs can't touch. For example, you might think that a 4-inch-thick plasma is pretty skinny, and a 3-inch-thick LCD slimmer yet. Well, how about a screen that is less, much less, than 1 inch thick? It's possible with OLEDs, which also can be manufactured into a flexible, bendable form.
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