加速运动目标的双频比相测距算法研究
doi: 10.3724/SP.J.1146.2006.00466
Research on Algorithm of Dual Frequency Ranging for Target with Acceleration
-
摘要: 该文分析了目标机动时加速度对多频连续波雷达双频比相测距造成的影响，提出了一种基于局部解线性调频的实时加速度补偿算法。详细介绍了该算法的原理，分析了它的运算量，并通过仿真实验将它与DAF加速度估计和补偿方法进行了对比，仿真结果证明了该算法的可行性和有效性。Abstract: This paper analyses the influence of acceleration on dual frequency ranging of multiple frequency CW radar, a new real-time acceleration correction algorithm based on partial dechirping is introduced. Principles and computational costs of the algorithm are discussed in details, and it is also compared with acceleration estimation and correction algorithm based on DAF, simulation results prove its feasibility and validdity.
-
[1] (美) M. I. 斯科尔尼克著，林茂庸等译. 雷达系统导论. 北京:国防工业出版社，1992: 79-82. [2] Abatzoglou T J. Fast maximum likelihood joint estimation of frequency and frequency rate [J]. IEEE Tran. on AES, 1986, 22(6): 708-715. [3] Peleg S, Porat B and Friedlander B.The Discrete Polynomial Transform(DPT), its properties and applications. Conference Record of the Twenty-Fifth Asilomar Conference on Signals, Systems and Computers(IEEE), Pacific Grove, California, USA, 1991: 116-120. [4] Peleg S and Friedlander B. The discrete polynomial-phase transform[J].IEEE Trans. on Signal Processing.1995, 43(8):1901-1914 [5] Angeby J. Statistical analysis of polynomial phase signal parameter estimates based on structured auto-regressive modeling. 8th IEEE Signal Processing Workshop on Statistical Signal and Array Processing, Corfu Greece, June 1996: 444-447. [6] Peleg S and Porat B. Linear FM signal parameter estimation from discrete-time observations. IEEE Trans. on AES, 1991, 27(4): 607-616. [7] Xia X G. Discrete chirp-Fourier transform and its application to chirp rate estimation[J].IEEE Trans. on signal processing.2000, 48(11):3122-3133 [8] Hoyer E A and Stork R F. The zoom FFT using complex modulation. IEEE Proc. 1977, ICASSP, May 1977: 78-81. [9] 李玉柏等. 基于多相分解滤波器实现的局部频率细化. 电子测量与仪器学报，2000，14(3): 26-31. [10] 曹延伟. 多频连续波雷达跟踪控制器设计及相关理论和算法研究. [博士论文]，长沙：国防科技大学，2005. -
计量
- 文章访问数: 3313
- HTML全文浏览量: 105
- PDF下载量: 872
- 被引次数: 0
下载:
