Communication Channels

Operation and Power Control of Cellular Systems

Operation and Power Control of Cellular Systems: In this section, let us describe the operation of the cellular mobile system from a customer’s perception without touching on the design parameters. The operation can be divided into four parts and a handoff procedure. Mobile Unit Initialization : When a user sitting in a car activates the …

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Cellular Mobile Radio System – Structure and its Workings

Cellular Mobile Radio System – Structure and its Workings: The third communication channel, mobile radio channel, extends the capability of the public telecommunications network by introducing mobility into the network by virtue of its ability to broadcast. The term ‘mobile radio’ is usually meant to encompass terrestrial situations where a radio transmitter or receiver is …

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Digital Satellite Communication – Definition and Advantages

Digital Satellite Communication – Definition and Advantages: With the developments in digital electronics technology, access techniques and possibility of expanded communication network, digital signaling techniques have been introduced in communication by the satellite. Some of the advantages of digital satellite communication are : Increased efficiency of multiplexing multiple signals or handling digital messages in packets …

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Satellite Communication System – Definition, Block Diagram, Advantages and Disadvantages

Satellite Communication System – Definition, Block Diagram, Advantages and Disadvantages: A satellite communication channel provides broad-area coverage in a continental as well as intercontinental sense. Moreover, access to remote areas not covered by conventional cable or fiber communications is also a distinct feature of satellites. The basic elements of satellite communication system are earth stations, …

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