![]() ![]() In 1984, Epson released the ET-10, the first full-color pocket LCD television. Sharp Corporation introduced the dot matrix TN-LCD in 1983, and Casio introduced its TV-10 portable TV. In 1982, Seiko Epson released the first LCD television, the Epson TV Watch, a small wrist-worn active-matrix LCD television. In 1980, Hattori Seiko's R&D group began development on color LCD pocket televisions. LCDs consumed far less battery power than even the miniature tubes used in portable televisions of the era. Portable televisions were a target application for LCDs. Refresh rates of early devices were too slow to be useful for television. Screens using reflective LCDs required no internal light source, making them particularly well suited to laptop computers. The LCDs had very slow refresh rates that blurred the screen even with scrolling text, but their light weight and low cost were major benefits. Passive matrix LCDs first became common as portable computer displays in the 1980s, competing for market share with plasma displays. History An LCD TV hanging on a wall in the Taipei World Trade Center during the Computex Taipei show in 2008. Sales of CRT TVs dropped rapidly after that, as did sales of competing technologies such as plasma display panels and rear-projection television. LCD TVs rose in popularity in the early years of the 21st century, surpassing sales of cathode ray tube televisions worldwide in 2007. LCD TVs are thin and light, but have some disadvantages compared to other display types such as high power consumption, poorer contrast ratio, and inferior color gamut. They are by far the most widely produced and sold television display type. Liquid-crystal-display televisions ( LCD TVs) are television sets that use liquid-crystal displays to produce images. Television set with liquid-crystal display An LCD TV ![]()
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