ϕ-linear canonical analytic signals

Yan Na Zhang, Bing Zhao Li*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

16 Citations (Scopus)

Abstract

In this paper, a ϕ-linear canonical Hilbert transform (ϕ-LCHT) is proposed by a linear combination of a given signal and its parameter Hilbert transform (PHT). Herein, a PHT is a generalized HT based on the linear canonical transform (LCT). Some essential properties of a ϕ-LCHT are also derived. According to the derivation of a ϕ-LCHT, four different versions of ϕ-linear canonical analytic signals (ϕ-LCASs) are defined and analyzed in detail. Furthermore, ϕ-LCASs are discussed and compared by some valuable properties such as the LCT spectrum and ϕ-LCHT eigenfunction property. In terms of application, a multi-key single-sideband (SSB) modulation scheme is investigated using one of the ϕ-LCASs proposed in this paper, and its performance with respect to noise and sensitivity to security key perturbations is analyzed.

Original languageEnglish
Pages (from-to)181-190
Number of pages10
JournalSignal Processing
Volume143
DOIs
Publication statusPublished - Feb 2018

Keywords

  • Linear canonical transform
  • Single-sideband modulation
  • ϕ-linear canonical Hilbert transform
  • ϕ-linear canonical analytic signal

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