The effect of jittered time-samples on the discrete bispectrum

Ilan Sharfer, Hagit Messer

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The effect of timing-error (jitter) on the bispectrum (third-order spectrum) is discussed. Expressions for the bispectrum of jittered sampled data are derived under different models of the jitter process. Under the assumption that the timing errors are independent and identically distributed random variables, these expressions are studied for typical jitter distributions. It is shown that while the unjittered discrete bispectrum is zero in a triangle that is a proper subset of the principal domain triangle, the jittered bispectrum is not. A closed-form expression for the additive bispectrum due to small jitter of any symmetric distribution is presented, and its validity is demonstrated.

Original languageEnglish
Title of host publicationProceedings - ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing
PublisherPubl by IEEE
Pages3461-3464
Number of pages4
ISBN (Print)0780300033
DOIs
StatePublished - 1991
EventProceedings of the 1991 International Conference on Acoustics, Speech, and Signal Processing - ICASSP 91 - Toronto, Ont, Can
Duration: 14 May 199117 May 1991

Publication series

NameProceedings - ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing
Volume5
ISSN (Print)0736-7791

Conference

ConferenceProceedings of the 1991 International Conference on Acoustics, Speech, and Signal Processing - ICASSP 91
CityToronto, Ont, Can
Period14/05/9117/05/91

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