A power signal's average power is infinite, but an energy signal's average power is zero. The energy requirements for digital signal is zero.
What is digital signal?
A digital signal is one in which data is represented as a series of discrete numbers.
To reduce the influence of noise in communication, a digital signal is utilized. When compared to analog signals, digital signals convey more information per unit time.
The digital signal has a higher quality throughout long distance transmission. The use of bandwidth is reduced when digital signals are sent.
The average power of a power signal is limitless, while the average power of an energy signal is 0.
Hence,the energy requirements for digital signal is zero.
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