Περιγραφή του συστήματος Tetra.
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Ημερομηνία
2012-07-17T09:32:49Z
Συγγραφείς
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Εκδότης
Τ.Ε.Ι. Κρήτης, Σχολή Εφαρμοσμένων Επιστημών (Σ.Εφ.Ε), Τμήμα Ηλεκτρονικών Μηχανικών Τ.Ε.
T.E.I. of Crete, School of Applied Sciences, Department of Electronic Engineering
T.E.I. of Crete, School of Applied Sciences, Department of Electronic Engineering
Επιβλέπων
Περίληψη
Το σύστημα Tetra είναι ένα ασύρματο ψηφιακό κυψελωτό ραδιοδίκτυο, που λειτουργεί στην μπάντα συχνοτήτων 380-430MHz και χρησιμοποιείται για την μετάδοση φωνής και δεδομένων μεταξύ των χρηστών, και αναπτύχθηκε ώστε να ικανοποιήσει τις ανάγκες των χρηστών που δεν καλύπτονται από το GSM και το DECT.
The Tetra system is a cellular digital wireless network that operates within the 380-430ΜΗz band and it is used for voice as well as data transmission between system' s users, and had been developed in order to satisfy the needs of users, and had been developed in order to satisfy the needs of users that needs of users that are n ot covered by GSM and DECT system's.
The Tetra system is a cellular digital wireless network that operates within the 380-430ΜΗz band and it is used for voice as well as data transmission between system' s users, and had been developed in order to satisfy the needs of users, and had been developed in order to satisfy the needs of users that needs of users that are n ot covered by GSM and DECT system's.