The term digital signal has related definitions in different contexts.
In digital electronics
In digital electronics, a digital signal is a pulse amplitude modulated signal, i.e. a sequence of fixed … See more

To create a digital signal, an analog signal must be modulated with a control signal to produce it. The simplest modulation, a type of unipolar encoding, is simply to switch on and off a … See more

• Monty Montgomory. Digital Show & Tell.
• CodSim 2.0: Open source Virtual Laboratory for Digital Data Communications Model See more

A waveform that switches representing the two states of a Boolean value (0 and 1, or low and high, or false and true) is referred to as a digital signal or logic signal or binary signal when it is interpreted in terms of only two possible digits.
The two states are … See more

Digital signals may be sampled by a clock signal at regular intervals by passing the signal through a flip-flop. When this is done, the input is … See more

• Intersymbol interference See more