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10 дек 1989 г. - -Segunda generación (2G) Utiliza sistemas como GSM, IS-136, iDEN e IS-95. Las frecuencias utilizadas en Europa fueron de 900 y 1800 MHz.

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Evolución de la red de comunicación móvil

ByDavid Morales
22 окт 2018
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10 дек 1989 г.
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~ 35 г назад
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