Simple expressions for worst and best case Cramer-Rao bounds for amplitude and phase estimation of low-frequency sinusoid

Dilaveroglu E.

ELECTRONICS LETTERS, vol.35, no.3, pp.206-208, 1999 (SCI-Expanded) identifier identifier

  • Publication Type: Article / Article
  • Volume: 35 Issue: 3
  • Publication Date: 1999
  • Doi Number: 10.1049/el:19990176
  • Journal Name: ELECTRONICS LETTERS
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.206-208
  • Bursa Uludag University Affiliated: Yes

Abstract

Simple expressions are presented for the worst and best case Cramer-Rao bounds for amplitude and phase estimation of a sinusoid in additive white Gaussian noise. The expressions are valid in the sub-Rayleigh region where the difference between the critical bounds becomes important.