![]() ![]() ![]() The objective is to use the same frequency in other near by cells, thus allowing the frequency to be used for multiple simultaneous conversations.Ĥ Security Threats Authentication-only valid users are allowed to use the network. Each cell has a base transceiver.The transmission power is carefully controlled to allow communication within the cell using a given frequency while limiting the power at that frequency that escapes the cell into adjacent ones. Base transceiver station Mobile telecom- unication switching office Public switching network Base transceiver station Base transceiver stationĬellular radio is a technique that was developed to increase the capacity available for mobile radio telephone service Each cell is allocated a band of frequencies and is served by the base station, consisting of transmitter, receiver and control unit. ![]()
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