Wireless Networks

Wireless Networks

Wireless NetworksDevice, such as notebook computers and Personal Digital Assistant (PDAs) can access information on a network with a wireless network without being physically connected to the network. A wireless network eliminates the cables that connect devices on a traditional network. Wireless networks allow mobile devices to remain connected to the network when they are moved from one area to another.

Radio SignalsRadio Signals:  Most wireless networks use radio signals to transmit information between devices. These networks usually operate on radio channels between 800 megahertz and 1.9 gigahertz. Information on a wireless network can be transferred at speeds of up to 11 Mbps.

Radio Transceivers:  A radio transceiver is used to exchange information on a network. Some wireless devices have transceiver connected to the outside of the device, while other wireless devices have built-in transceivers.

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