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Redes de Computadoras

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3.6. Telefonía móvil digital celular<br />

Permiten conexiones <strong>de</strong> hasta unas <strong>de</strong>cenas <strong>de</strong> kilometros.<br />

<strong>Re<strong>de</strong>s</strong> <strong>de</strong> <strong>Computadoras</strong>, 2007/08<br />

Existen muchas normas. Las más usadas [2]:<br />

1. GSM (Global System for Mobile communications): 14<br />

kbps/hasta 14 kbps (subida/bajada).<br />

2. GPRS (General Packet Radio Service): 14 kbps/hasta 64 kbps.<br />

3. 3G(GSM) (3rd Generation GSM): 348 kbps.<br />

3.6 Telefonía móvil digital celular 42

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