Amplitude and frequency estimator of a sinusoid

被引：61

作者：

Hou, M ^{[1
]}

机构：

[1] Univ Hull, Dept Engn, Kingston Upon Hull HU6 7RX, N Humberside, England

来源：

IEEE TRANSACTIONS ON AUTOMATIC CONTROL | 2005年 / 50卷 / 06期

关键词：

adaptive observer; amplitude and frequency estimation; signal processing;

D O I：

10.1109/TAC.2005.849244

中图分类号：

TP [自动化技术、计算机技术];

学科分类号：

0812 ;

摘要：

A dynamic estimator with global convergence property is proposed to simultaneously reconstruct the unknown values of the amplitude, frequency, and offset of a sinusoidal signal which is measured. Several versions of the estimator along with illustrative simulations are presented.

引用

页码：855 / 858

页数：4

共 10 条

[1]

Chen C.-T., 1984, LINEAR SYSTEM THEORY

[2] On the design of adaptive notch filters [J].

Clarke, DW .

INTERNATIONAL JOURNAL OF ADAPTIVE CONTROL AND SIGNAL PROCESSING, 2001, 15 (07) :715-744

[3] A globally convergent frequency estimator [J].

Hsu, L ;

Ortega, R ;

Damm, G .

IEEE TRANSACTIONS ON AUTOMATIC CONTROL, 1999, 44 (04) :698-713

[4]

Khalil HK., 2002, Nonlinear Systems, V3

[5] Global estimation of n unknown frequencies [J].

Marino, R ;

Tomei, P .

IEEE TRANSACTIONS ON AUTOMATIC CONTROL, 2002, 47 (08) :1324-1328

[6]

MARINO R, 1995, NONLINEAR CONTROL DE

[7] A globally convergent estimator for n-frequencies [J].

Obregón-Pulido, G ;

Castillo-Toledo, B ;

Loukianov, A .

IEEE TRANSACTIONS ON AUTOMATIC CONTROL, 2002, 47 (05) :857-863

[8]

Sastry S., 1990, Adaptive Control: Stability, Convergence and Robustness

[9] Amplitude estimation of sinusoidal signals: Survey, new results, and an application [J].

Stoica, P ;

Li, HB ;

Li, J .

IEEE TRANSACTIONS ON SIGNAL PROCESSING, 2000, 48 (02) :338-352

[10] Global frequency estimation using adaptive identifiers [J].

Xia, X .

IEEE TRANSACTIONS ON AUTOMATIC CONTROL, 2002, 47 (07) :1188-1193

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