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Smartphone - Wikipedia
History Background. The development of the smartphone was enabled by advances in MOSFET (metal-oxide-silicon field-effect transistor) semiconductor device fabrication.The MOSFET (MOS transistor), invented by Mohamed Atalla and Dawon Kahng at Bell Labs in 1959, is the basic building block of computing devices such as smartphones. MOSFET scaling, where MOS transistors get smaller with decreasing ...
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