Envelope

Envelope of a signal matlab

Envelope of a signal matlab
  1. What is envelope in MATLAB?
  2. What is the envelope of a signal?

What is envelope in MATLAB?

Description. example. [ yupper,ylower ] = envelope( x ) returns the upper and lower envelopes of the input sequence, x , as the magnitude of its analytic signal. The analytic signal of x is found using the discrete Fourier transform as implemented in hilbert .

What is the envelope of a signal?

As an imaginary curve, the envelopes of a signal are the boundary within which the signal is contained. Envelopes contain some information of signals, though it is an imaginary curve, for example, demodulating amplitude modulated (AM) signals by them.

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