HF radar can measure the sea surface parameters.
高频雷达能探测海面风、浪、流等动力学要素。
HF radar backscatter from the ocean surface shows nonlinearities and time variation of its spectrum.
高频波段海洋回波信号表现了非线性和频谱时变性。
Detection of ocean surface dynamics with HF radar is a typical problem of wave scattering from a rough surface.
高频(HF)雷达海洋探测是典型的粗糙面对电波的散射问题。
This paper introduces several methods retrieving wind direction from HF radar echo Doppler Spectrum and analyses the feature of those methods.
本论文介绍了现有的从高频雷达回波多普勒谱中提取风向的几种方法，分析了这几种方法的不足之处。
The ionosphere contamination imposing on the High-frequency(HF) radar echoes has to be suppressed since it severely degrades the detection performance of HF radar.
高频雷达回波信号受到电离层污染从而影响了雷达的探测性能，因此需要进行去污染处理。
In the highly crowded HF band, available continuous bandwidth is very narrow, this threaten the viability of HF radar based on the continuous spectra signal system seriously.
在拥挤的高频频段，可用的连续带宽比较窄，基于连续谱信号体制的高频雷达的生存能力受到严重威胁。
In this paper, researched into the method of nonlinear optimization for obtained optimal HF radar work frequency, finished to optimize HF radar work frequency on-line real-time.
该文研究了在获得噪声频谱基础上，使用非线性优化方法获取雷达优质工作频率或频段，实现高频雷达工作频率在线实时优化选择。
In this paper, the mechanism of the ionosphere contamination from the ionosphere distortion is exposed for the first time by analyzing the process of HF radar signal processing.
该文通过对高频雷达信号处理过程的分析，阐明了电离层扰动对回 波信号污染的机理。
In this paper, an online inspecting scheme of noise is introduced by employing the band sampling method, and the design of wave shape and the implementation of HF radar system are presented.
研究了采用带通采样的方法，实现HF雷达噪声频谱在线监测的原理，以及频谱监测的波形设计和系统实现。
In this paper, signal preprocessing for bearing determination of ocean surface radial current mapping by HF ground wave radar based on MUSIC is investigated.
阐述从高频地波雷达海洋回波反演海洋表面流中，使用MUSIC算法提取径向流方位必须的信号预处理。
This paper presents an improved arithmetic for extracting and compensating the phase-path variations caused by the ionospheric disturbance in a HF sky-wave OTH radar with FMCW waveform.
针对采用调频连续波(FMCW)体制的天波超视距雷达的应用场合，提出了一种电离层扰动(慢相径变化)补偿改进算法。
It has important significance to recognizing HF communication and frequency agile radar on theory and essence.
这对从理论上认识跳频通信和捷变频雷达跳频码的本质，具有重要的理论意义。
The HF ground wave radar receiver system based on USB2.0 technique is introduced.
介绍了基于USB2.0技术的高频地波雷达接收机系统。
The result, of the angular super- resolution for the HF OTH radar are given.
给出了地波超视距雷达中角度超分辨的某些结果。
For HF ground wave OTH radar to detect ship targets in the shipboard environment is faced with a range of technical challenges.
高频地波超视距雷达在舰载条件下探测舰船目标面临着诸多挑战。
This method can be applied for the analysis of scattering problem of a target above the sea surface for HF over the horizon radar.
本文方法可应用于短波超视距雷达海上目标散射特性的分析。
The main motive of this thesis is to investigate target classification of HF over-the-horizon (OTH) radar based on multiple frequency feature and poles.
本文主要研究基于多频和极点特征的高频超视距雷达目标识别方法。
The fully digitalized receiver is the important basis for software radio. Some key technologies about how to realize the HF ground wave radar receiver based on the HSP50216 are addressed.
全数字化接收机是实现软件无线电技术的重要基础，本文研究基于可编程四通道数字下变频器HSP5 0 2 16实现高频地波雷达数字接收机设计的若干关键技术。
Owing to the decametric wavelength, the angular resolution of High Frequency Surface Wave OTH Radar (HF SWOTHR) is usually coarse especially when dimensions of antenna array are restricted.
由于工作在高频段，高频地波超视距雷达的角分辨力较差，尤其是当阵长受限时。
Super resolution for target range and azimuth Angle of a novel bistatic HF-Surface Wave Radar (HF-SWR) is investigated.
本文研究了一种新的高频地波超视距雷达目标距离以及方位角超分辨问题。
Discusses the application of Minimum Variation Method (MVM) in extracting sea echo's space spectrum from HF Ground Wave Radar (GWR) 's detection.
论述了将最小方差法应用于高频无线电海洋探测中的一些处理方法和结果。
In this paper, the conception of the model recognition-tracking-coordinate transfer data processor in HF skywave OTH-B Radar is described.
本文简述了高频天波超视距雷达模式识别、跟踪、座标变换数据处理器概念。
The test experiment illustrates using the HSP50216 in far-distance HF ground wave radar show that it improves…
实验证明，HSP50216的应用大大提高短波接收系统的灵活性和技术指标。
Estimation of target altitude is quite significant to achieving 3d information and increasing early-warning ability for HF surface wave radar (HFSWR).
高度估计对于高频地波雷获取三维信息、提高预警能力很有意义。
Estimation of target altitude is quite significant to achieving 3d information and increasing early-warning ability for HF surface wave radar (HFSWR).
高度估计对于高频地波雷获取三维信息、提高预警能力很有意义。
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