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El sistema de posicionamiento global (GPS) es un sistema que permite determinar en todo el mundo la posición de un objeto (una persona, un vehículo) con una precisión de hasta centímetros (si se utiliza GPS diferencial), aunque lo habitual son unos pocos metros de precisión. El sistema fue desarrollado, instalado y empleado por el Departamento de Defensa de los Estados Unidos. Para determinar las posiciones en el globo, el sistema GPS está constituido por 24 satélites y utiliza la trilateración.

Comentarios

  1. José María Ruiz2 de noviembre de 2015, 13:23

    Celia, para mejorar tu entrada deberías citar la fuente de la que has tomado la información poniendo un enlace a la misma.
    También debes añadir etiquetas, tanto en las entradas como en la columna lateral mediante un gadget.
    Te faltan varias entradas por publicar Celia; ten cuidado que se te pueden acumular .

    ResponderEliminar

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