动平衡机的精度主要取决于强背景噪声干扰下小信号的提取能力，要求滤波对信号的变化具有自适应性。

The precision of balancing machines lies on the ability of extracting small signals buried in background noise, so filter should have adaptive ability according to variety of signals.

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本论文着眼于增强GPS接收机天线部分的抗干扰能力，提出基于天线阵列与自适应算法的的设计方案。

This thesis focuses on enhancing the anti-jamming ability of GPS receiver antenna. And a design based on antenna arrays and adaptive algorithm is presented.

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本文基于卫星导航定位系统接收机的智能天线抗干扰应用背景，研究了利用PN码的盲自适应波束形成算法。

The blind adaptive beamforming algorithms using PN code are studied in this paper, based on the smart antenna anti-jaming application in satellite navigation and position system receiver.

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