baseband

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baseband

(ˈbeɪsˌbænd)
n
(Telecommunications) a transmission technique using a narrow range of frequencies that allows only one message to be telecommunicated at a time. See also broadband
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References in periodicals archive ?
A passband frequency response can be processed as an unsymmetrical passband signal [4-6], which has a Hermitian symmetry as the response in TD is real; it is also causal.
Examples of generated passband signal spectra are shown in Fig.
On the receiver side of the "FCC part," the captured passband signal is ZQ-down-converted to the complex valued baseband signal.