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Electronics-How fingerprint readers work

June 1, 2017June 1, 2017jlw Comment

Unlock your smartphone or laptop with the touch of a finger has become normal during the last couple of years. This is made possible […]

Electronics- How touchscreen works

April 18, 2017May 5, 2017jlw Comment

A touchscreen is an input device that is normally layered on top of the display unit, e.g. computer monitor or cellphone screen, of an […]

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