测向

The finder can be implemented with two independent receivers of same model for direction finding of broadband signals.

它可以采用两部独立同型号的接收机实现对宽带信号测向。

With the rapid development of radio communication technology, and the correspondingly growing range and density of airwaves, wireless direction finding and location have been applied in more and more fields.

近年来，随着无线电通信技术的飞速发展和频段覆盖密度的增加，无线电测向和定位技术得到更深层次的应用。

ABSTRACT In the last two decades, high resolution array direction finding techniques have become more and more popular, and have been shown...

高分辨阵列测向技术以其优异的分辨和估计性能在众多的领域展示了良好的应用前景。

Wide-band direction finding is a hot-point topic of research in array signal processing field.

宽带测向一直是阵列信号处理领域研究的热点。

As a result, the direction finding accuracy will be improved for the decrease of the errors caused by temperature drift.

本文的第二部分为作者提出的一种多普勒测向新方案—AM方式单信道多普勒定向仪。

It is an improved algorithm of the method using specific weights to realize high-resolution direction finding with single channel receiver.

这种跟踪算法是用特定权实现单通道接收机高分辨测向的进一步完善。

MUSIC is a classic spatial spectrum estimation algorithm that has a super high resolution and is widely used today, however, it cannot estimate successfully the azimuths and elevations of signals that are correlated.

其中，MUSIC 法是一种经典的空间谱估计主流算法，具有超强的分辨性能，但它无法实现对相干信号进行测向分辨。

Based on this criterion, GS algorithm can be used independently to determine the number of jammers and estimate their arrival directions.

另外，基于这种干扰源数判定方法，论文中也给出了利用GS正交算法实现的高分辨阵列测向方法。

Compared with traditional wideband signal sub-space direction finding algorithms,the proposed algorithm does not need pre-estimate of direction of arrival.

与通常的信号子空间宽带测向算法相比，本文提出的算法不需要对波达方向进行预估计。

In order to make the telecommunication satellite operate well in the electromagnetic jamming and complex electromagnetic environment, a novel space-borne antenna multi-jamming direction finding and nulling method is presented.

为了保证通信卫星在人为电磁干扰及复杂电磁环境下的正常工作，给出了一种用于星载赋形天线的频域多干扰目标测向及调零方法。

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。