Question
In a digital communication system’s block diagram,
which of the below components can be found at the receiver?Solution
The correct answer is Demodulator , because at the receiver side of a digital communication system, the incoming modulated signal must be demodulated to recover the original baseband data before decoding. ● Channel encoder → used at the transmitter to add redundancy for error detection and correction. ● Modulator → used at the transmitter to map digital data onto a carrier. ● Source encoder → used at the transmitter to compress or represent source information efficiently.
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