Analysis on discrete FM chaos signal

Author

Xiaojing, Zhang ; Min, He ; Zhiyi, He ; Hongyan, Su

Author_Institution

Sci. & Technol. on Millimeter-wave Lab., Beijing Inst. of Remote-sensing Equip., Beijing, China

fYear

2012

fDate

27-30 May 2012

Firstpage

595

Lastpage

599

Abstract

Bearing similarity to random noise, frequency-modulated chaos signal have advantages in terms of measure accuracy, target detection capability and electromagnetic compatibility. Besides, it´s easy to produce, duplicate and apply. On basis of mathematical modeling of discrete chaos mapping, this paper analyzes three types of frequency-modulated chaos signals. The Autocorrelation Function, Power Spectrum Density and Ambiguity Function of chaos signals are discussed. In comparison to Chirp signal, range resolution and Doppler frequency mismatch properties are studied respectively so as to investigate the feasibility of applying chaos signal in pulse compression radar system.

Keywords

Doppler radar; FM radar; chaos; correlation methods; electromagnetic compatibility; object detection; pulse compression; radar detection; radar resolution; random noise; spectral analysis; Doppler frequency mismatch properties; autocorrelation function; chaos signal ambiguity function; chirp signal; discrete FM chaos signal; discrete chaos mapping; electromagnetic compatibility; frequency-modulated chaos signal; mathematical modeling; measure accuracy; power spectrum density; pulse compression radar system; random noise; range resolution; target detection capability; Chaos; Doppler effect; Frequency modulation; Noise; Radar imaging; Signal resolution; FM; chaos; discrete; noise; pulse compression; random;

fLanguage

English

Publisher

ieee

Conference_Titel

Millimeter Waves (GSMM), 2012 5th Global Symposium on

Conference_Location

Harbin

Print_ISBN

978-1-4673-1302-5

Type

conf

DOI

10.1109/GSMM.2012.6314409

Filename

6314409