测向

In the end, we discuss the direction finding algorithms of UCA for the coherent signal sources and the wide-band cyclostationary signal sources, respectively.

最后，分别对相干信源和宽带循环平稳信源的UCA测向算法进行了研究。

The advantages ofthe method are both increasing the members of resolving coherent signals in ULA and solving the problems of direction finding in UCA to coherent signals.

该方法的优点是增大了直线阵分辨相干信号源的个数，解决了圆阵对相干信号的测向问题。

The model error of direction finding system is analyzed and calibrated.

对阵列测向系统的模型误差进行了分析与校正。

Based on the fact that the interferences after dispreading have been suppressed and the additive noises on different antennas were uncorrelated.

基于智能天线阵的波达方向估计不仅可以用于空间滤波和波束赋形，而且可以用于对目标的测向、定位与跟踪。

The method needs no any prior knowledge, excepts the directions of emitting sources.

这种方法只需要测向信息，不需要任何其他先验信息。

Because the length of optical fiber delay lines has direct effects on the volume of laser warning system, the optical loss and the false alarm ratio, the optical fiber delay lines are permuted and combined based on the property of the laser pulse and the optimization theory.

针对光纤延迟线的长度对激光告警器的体积，光学损耗，虚警率等因素有着直接的影响，在此利用激光脉冲的相关特性，通过最优化理论对光纤延迟线进行排列组合，从而解算出光纤总长度的最小值，为激光测向告警器优化设计提供了重要的理论依据。

In the practical environment, the shape and the size of the measure antenna array is much critical.

在实际环境中，对测向天线阵的形状与尺寸有较高的要求。

The unwrapping phase ambiguity algorithm of N-baseline direction finding system including N-1 constant ratio double-baseline direction-finding subsystem is studied.

研究了由N-1个等比值双基线系统组成的N基线测向系统的相位解模糊算法。

Finally, an overview of authors work and the prospect of direction finding are presented.

最后，总结了本文的工作，给出研究结果并提出了对辐射源测向问题进一步研究的建议。

Direction finding is an important research subject in the electronic reconnaissance field.

数字测向是电子侦察领域的一项重要内容。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。