Open AccessCovariance of Wigner distribution‐based instantaneous frequency estimates
Author(s) -
Djurović I.
Publication year - 2018
Publication title -
electronics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.375
H-Index - 146
ISSN - 1350-911X
DOI - 10.1049/el.2017.4845
Subject(s) - covariance , wigner distribution function , monte carlo method , distribution (mathematics) , mathematics , instantaneous phase , noise (video) , statistical physics , algorithm , statistics , computer science , physics , mathematical analysis , artificial intelligence , telecommunications , radar , quantum mechanics , image (mathematics) , quantum
A covariance between the Wigner distribution‐based instantaneous frequency (IF) estimates is calculated. Derived expression impacts design of IF estimation algorithms both for moderate and emphatic noise influence. Obtained results are confirmed by Monte Carlo simulations.