它对抑制海杂波干扰也有明显的效果。
讨论了海杂波背景下的弱信号检测问题。
This paper discusses the detection problem of the weak signal submerged in the background of sea clutter.
本文海杂波的幅度分布特性采用K分布模型。
The model for describing amplitude characteristics of sea clutter is given by a K-distribution model.
利用计算机也可以模拟产生海杂波和干扰信号。
Sea mixed wave and disturb signal may be simulated by computer.
海杂波是影响海岸雷达工作性能的一个重要因素。
Sea clutter is an important factor influencing the operation performance of shore-based radar.
研究结果可用于PD引信抗地海杂波干扰能力的预测和评估。
The study result may forecast and evaluate anti-jamming of fuze.
通过对实测全极化数据分析,验证了海杂波已被阐述的极化特性。
Through analyzing the real full-polarization data, the polarization characteristic of sea clutter, described before, has been verified.
长期以来,海杂波特性研究一直是雷达和微波遥感界普遍关心的问题。
It is well known that the study of sea clutter characteristics is very important for radar and microwave remote sensing.
提出了一种基于分形布朗运动模型的S波段雷达海杂波分形维数提取方法。
Adopting the model of fractional Brownian motion, this paper presents the method of deducing Hurst exponent based on the observed sea clutter of S-band radar.
为了更有效地对脉冲压缩雷达进行干扰,提出了具有海杂波特性的干扰样式。
In order for jamming more effectively the PC radar, a jamming mode with the sea clutter characteristics was put forward.
着重从目标回波、海杂波、噪声三个方面对雷达回波信号进行了分析和建模。
This paper realize the radar echo signal analysis and modeling from three aspects: contain the target echo, sea clutter, rain clutter and noise.
然而短相干积累时间带来的低多普勒分辨率很难从强大的海杂波中区分出舰船。
However, short CIT and the resulting low Doppler resolution cannot separate the ship target from the close powerful ocean clutter.
随后还提出了一种采用神经网络的海杂波建模与对消方法,取得了一定的效果。
He presents a method of sea clutter modelization and cancellation utilizing artificial neuro network and get good result.
由于海杂波信号复杂,包含有大量的尖峰,一直是影响雷达探测性能的主要因素之一。
Complex in signal structure, Abundance in Spike, it is the major factor degrading detection performance of radar.
海杂波是海面反射的雷达回波,海杂波的存在严重干扰了雷达对海面目标的检测性能。
Sea clutter is the undesired radar echoes from sea surface. The existence of sea clutter contribute a serious disturbance to the target detection performance of radar.
基于海杂波的复合散射理论,分析了海杂波的统计分布模型、时间相关性和空间相关性。
Based on theory of compound scatter, the amplitude distribution, temporal correlation and spatial correlation were discussed here.
基于海杂波散射机理,深入分析了高分辨雷达的海杂波幅度分布特性、相关特性和谱特性。
Based on sea clutter reflectivity mechanism, this paper analyses the amplitude distribution characteristic, correlation characteristic and spectrum characteristic of sea clutter in depth.
海杂波指雷达波束照射到海面上后引起的后向散射杂波,是海防预警雷达的主要噪声干扰。
Sea clutter is the backscatter from fluctuant sea surface. Sea clutter is the major noise interference of seaborne radar.
理论分析和仿真结果表明,该方法能有效地提高AEW雷达海杂波背景中的CFAR检测性能。
Theoretical analysis and simulation result show that the proposed method can enhance the CFAR detection performance for AEW radar in the sea clutter background effectively.
提出了脉间非相干积累、扫描间积累、CFAR、杂波图cfar等实现抗海杂波信号处理方法。
Noncoherent integration of pulses, integration between scans, CFAR and clutter map CFAR of anti-sea clutter signal processing way is put forward.
这一结论对引信海杂波的分形建模、抑制海杂波干扰以及分形背景下引信对抗研究具有重要意义。
The conclusion is vital to the fractal models of clutter, restraining of the oceanic clutter and fuze anti-Jamming.
文中针对以上两种技术的缺点,从海杂波对消的角度出发,提出了一种简单而有效的海杂波抑制方法。
In this paper, in allusion to their weakness, from the Angle of clutter elimination, a simple but effective method was put forward to suppress sea clutter.
对C波段实测雷达海杂波数据进行了统计分析,并为分析杂波“拖尾”特性构造了修正的均方差检验法;
C band real radar sea-clutter data were analyzed and the modified mean square difference test for analyzing the "tail" of clutter was constructed.
将高阶分形特征用于海面运动目标检测,提取出用于区分运动目标和海杂波的新的分形特征——缝隙特征。
In order to detect ship targets under complex sea background, the high-order fractal feature and its application to texture classification are analyzed.
利用多重分形的概念对海杂波和舰船雷达目标回波进行了分析,并提取出其多重分形特征用于舰船目标检测。
In this paper, sea clutter and radar echoes from ship targets are analyzed with the concept of multifractal, and their multifractal dimensions are extracted for detection of ship targets.
针对海杂波这些特点,提出了在岸基雷达系统设计时应考虑的抗海杂波措施,包括各种参数选择和抗杂波处理方式。
Anti-sea clutter measure being considered in shore-base radar designing is put forward, including some types of parameters being selecting and anti-sea clutter processing way.
鉴于目前最常用的K分布模型对各种海态下特别是低海态海杂波的统计特性拟合程度不高,提出了改进K分布模型。
In view of the lower fitting degree of commonly used K-distribution model for various sea, especially for low sea state cluster, an improved K-distribution model was proposed.
为了检测平稳海杂波中的低速弱目标,本文引入杂波白化处理模块取代雷达常用的MT I滤波器和多普勒滤波器组。
In order to detect the low-speed weak target in the stationary sea clutter, the clutter-whitening processing module is proposed to replace the conventional MTI filter and Doppler filter bank.
为了检测平稳海杂波中的低速弱目标,本文引入杂波白化处理模块取代雷达常用的MT I滤波器和多普勒滤波器组。
In order to detect the low-speed weak target in the stationary sea clutter, the clutter-whitening processing module is proposed to replace the conventional MTI filter and Doppler filter bank.
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