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Optical Communication - Optical Fibres
Optical Communication - Optical Fibres - An optical fiber is a dielectric wave guide that transports light signals from one place to another just as a twisted-wire pair or a coaxial cable transports electrical signals. It consists of a central core within whi..
..Communication Systems
Analog and Digital Communication - The concept of information is central to communication. There is no precise definition of the word "information". So, instead of information, we deal with "message..
Elements of a Communication System
The above figure depicts the elements of a communication system. There are three essential parts of any communication system, the transmitter, transmission channel, and receive..
Communication Systems with Input and Output
Communication Systems with Input and Output Transducers - The input transducer converts the message to an electrical signal say a voltage or current. Another transducer at the destination converts the output signal to the desired message fo..
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