ambiguity function造句
1. The ambiguity function of intra-pulse chirp and inter-pulse stepped frequency signal is analyzed and obtained according to new type radar. Firstly, the expression of the signal is given.
2. The differences between the ambiguity function of STMFCW signal and single slope linear frequency modulation continuous wave signal and pulse LFM signal are also discussed.
3. The expression of its ambiguity function is firstly presented, the main derived method is also given, and how to generate this pulse sequence is discussed. Finally simulation results are analyzed.
4. Then based on the features of ambiguity function of a LFM signal, a new adaptive kernel is proposed.
5. With nearly ideal thumbtack ambiguity function these kinds of waveforms possess the property of low Probability of Interlept (LPI).
6. An improved form of stepped frequency signal ambiguity function is presented combining characteristics of phase coded stepped frequency(PCSF) signal.
7. The 2-Dimensional ambiguity function (AF) about range and azimuth is discussed.
8. Convolution theory used to process signal ambiguity function in the paper is also applicable to other signals.
9. The method , based on cross - ambiguity function, is more suitable for time delay estimation in low SNR.
10. The average ambiguity function of the random multielement code PPM pulse sequence is developed and analyzed.
11. It is very complicated to compute ambiguity function of frequency hopping coded signal and difficult of draw the ambiguity figure.
12. The MIMO radar ambiguity function is a combination of the ambiguity function of bistatic radar, which is a function of target coordinate and velocity in right-angle coordinate system.
13. Based on the definition of the average ambiguity function, the numerical expression of the average ambiguity function for the RPPM pulse doppler radar signal is derived in this dissertation.
14. Wideband Ambiguity Function (WAF) is the powerful tool to analyze the wideband signal, and it is also coherent to CWT.
15. By analyzing ambiguity function expressions, this paper resolves theoretic Doppler signal resolutions and delay resolutions of single-period and multi-period symmetrical triangle LFMCW signals.
16. Based on the features of ambiguity function of LFM signal, a new adaptive kernel is given.
17. The expression of its ambiguity function is firstly presented , the main derived method is also given, simulation results are analyzed at last.
18. A general analytic expression of light intensity distribution at the observation plane is obtained by means of ambiguity function method. Some special cases are discussed and verified by experiments.
19. The characteristics in both time and frequency fields of LFM compressed signal are introduced, and the capability of this signal is analyzed by ambiguity function.
20. The performance of the system is analysed by the ambiguity function.
21. Firstly, this thesis introduces correlative information, such as radar theory, modulation, matching filter, ambiguity function, in the domain of processing of radar signals.
22. Firstly the characteristics of complementary codes and their construction methods are introduced, and then their ambiguity function is derived.
23. In the presence of noise, the performance of the peak search method can be further improved by using a maximum likelihood (ML) technique in the evaluation of wide band ambiguity function.
24. Theoretical analysis and simulation results are given to show the ambiguity function, the distance resolution, the velocity resolution, the intercept factor of the hybrid signal.
25. Two kinds of typical wideband signal, Frequency Modulation (FM) signal and Frequency Spread signal, is analyzed qualitatively with Wideband Ambiguity Function.