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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html><head><meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"><title>Optical Trackpad</title></head><body>
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<h1><span class="apple-style-span"><span style="font-size: 12pt; line-height: 115%; font-family: "Times New Roman","serif"; color: black;"><a name="Optical_Trackpad"></a>Optical
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Trackpad</span></span></h1>
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<p class="MsoNormal"><span class="apple-style-span"><span style="font-size: 12pt; line-height: 115%; font-family: "Times New Roman","serif"; color: black;">Optical trackpad
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is an input device that utilizes optical sensor to detect the displacement of
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fingers that move on top of the trackpad. It is used in smartphones for
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navigation. It tracks movement in 360 degree very smoothly and at varying
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speed. <o:p></o:p></span></span></p>
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<br>
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</body></html>
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