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-  2015 

稳健的GPS动态干扰盲自适应抑制算法
Moving jammer suppression with robust blind adaptive algorithms in GPS receiver

DOI: 10.7523/j.issn.2095-6134.2015.04.019

Keywords: GPS,动态干扰,干扰抑制
GPS
,moving jammer,interference suppression

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Abstract:

摘要 研究当动态干扰或同信道干扰存在时,如何提高抗干扰GPS接收机的稳健性问题.在干扰来向上,通过增加微分约束条件,可以将零陷展宽,从而提高其稳健性.主要研究3种稳健自适应抗干扰算法:稳健的功率倒置(PI)算法、加载的稳健功率倒置算法和稳健特征向量投影(EP)算法.3种算法均不需要预知GPS信号和干扰信号的来向等先验信息.仿真结果表明,以上3种稳健算法适用于当干扰源是运动的或同信道干扰源的情形.

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