Showing posts from April, 2024Show all
inLecture notes
DIGITAL TO DIGITAL CONVERSION IN DCN
DIGITAL TO DIGITAL CONVERSION Digital-to-digital encoding is the representation of digital information by a digital signal. When binary 1s and 0s generated by the computer are translated into a sequence of voltage pulses that can be propagated over a wire, this process is known as digital-to-digital encoding. Three techniques used for this conversion …
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inLecture notes
MODES IN THE PHYSICAL LAYER IN DCN
MODES IN THE PHYSICAL LAYER The direction of data flow between two communicating devices and how the communication channel is shared. The primary modes are simplex, half-duplex, and full-duplex. 1. Simplex Mode: - In simplex mode, communication occurs in one direction only, and it is unidirectional. One device is the sender, and the other is th…
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