In coding theory, systematic and non-systematic codes refer to ways of organizing the bits of a message in a code.Systematic code: If the check bits (the redundancy bits added with message bits to create...
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Line code or coding: their properties
What is Line Coding?
Generally in a digital communication system, the data transmission capacity of a practical channel is much larger than the individual sources. To utilize the channel capacity...
What is Aperture effect in digital communication?
The term "aperture effect" is often used in the context of digital communication and refers to the phenomenon where a signal's frequency components are lost during the process of sampling and reconstruction.In...
What is Aliasing in digital communication ?
When the signals are sampled at the rate less than Nyquist rate ( sampling frequency > 2W ), then aliasing take place. [ The sampling rate of 2W samples per second, for a signal bandwidth of W Hz,...
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