Performance of spectrogram as IF estimator

被引：37

作者：

Stankovic, L ^{[1
]}

Dakovic, M ^{[1
]}

Ivanovic, V ^{[1
]}

机构：

[1] Univ Montenegro, Elektrotehn Fak, YU-81000 Podgorica, Montenegro, Yugoslavia

来源：

ELECTRONICS LETTERS | 2001年 / 37卷 / 12期

关键词：

Error analysis - Fourier transforms - Gaussian noise (electronic) - Natural frequencies - Numerical methods - Sampling - Spectrographs - Statistical methods - White noise;

D O I：

10.1049/el:20010517

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

Exact expressions for the variance and bias of the instantaneous frequency (IF) estimate using a spectrogram are derived. Simple approximative formulae are provided and theoretical results are statistically confirmed.

引用

页码：797 / 799

页数：3

共 5 条

[1]

Boashash B., 1992, P IEEE, V80, P519, DOI DOI 10.1109/5.135378

[2] Instantaneous frequency estimation using the Wigner distribution with varying and data-driven window length [J].

Katkovnik, V ;

Stankovic, L .

IEEE TRANSACTIONS ON SIGNAL PROCESSING, 1998, 46 (09) :2315-2325

[3] Periodogram with varying and data-driven window length [J].

Katkovnik, V ;

Stankovic, L .

SIGNAL PROCESSING, 1998, 67 (03) :345-358

[4] ESTIMATION OF INSTANTANEOUS FREQUENCY USING THE DISCRETE WIGNER DISTRIBUTION [J].

RAO, P ;

TAYLOR, FJ .

ELECTRONICS LETTERS, 1990, 26 (04) :246-248

[5] Aircraft flight parameter estimation based on passive acoustic techniques using the polynomial Wigner-Ville distribution [J].

Reid, DC ;

Zoubir, AM ;

Boashash, B .

JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 1997, 102 (01) :207-223

← 1 →