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IEVref:702-04-53ID:
Language:enStatus: Standard
Term: quadrature signal
Synonym1: harmonic conjugate signal
[Preferred]
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Definition: the imaginary part g(t) of an analytic signal

NOTE – The name "quadrature signal" is justified by the fact that, apart from sign changes, sin ωt and cos ωt are Hilbert transforms of each other and that consequently the analytic signal corresponding to the real signal cos ωt is:

eωt


Publication date:1992-03
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