Basic block diagram of communication system

Following is the basic block diagram of communication system

Basic block diagram of communication system

Basic block diagram of communication system

Information source

The various massage is the form of words, group of word, code, symbol, sound signal etc. However, out of these message is selected & conveyed or communicated. It is used to produced required message which has to be transmitted.

Transmitter

The main function of transmitter is to process the electric signal from different aspects. Modulation of massage is done to transmit signal over long distance. This all processing is done to just ease the transmission of signal through the channel.

Channel & Noise

The main function of channel is the medium though which the message travel from the transmitter to receiver. The point to point (wired) or broadcast channel (wireless) are used as a medium.

Noise

It is an unwanted signal which disturbs wanted signal (message). They can interface with signal at any point in a communication system.

Receiver

The main function of receiver to reproduce the massage signal is electrical form from the distorted received signal.

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