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1 ago 1981 ano - Primera generación (1G): Maduración de la idea

Descrição:

En 1981 el fabricante Ericsson lanza el sistema NMT 450 (Nordic Mobile Telephony 450 MHz). Este sistema seguía utilizando canales de radio analógicos (frecuencias en torno a 450 MHz) con modulación en frecuencia (FM).

Adicionado na linha do tempo:

generaciones de telefonos celulares

ByRene Vite
29 fev 2020

Data:

1 ago 1981 ano
Agora
~ 42 years ago

Imagens:

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