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.
弱信号检测问题是目标检测中的一个重要研究内容。
The problem of detecting weak signal is an important part in the target detection.
实验证明了随机共振技术在强噪声背景下弱信号检测的优越性。
It is proved that stochastic resonance is a very useful tool for weak signal extraction from...
本文介绍一种在强噪声下弱信号检测中的高速数据采集缓冲系统。
A high speed data collector and buffer, applied to detect weak signal in strong noise, is described in the paper.
表明在圆柱型基阵上最佳空间滤波器能够有效抑制多个干扰、完成弱信号检测。
The analysis shows that the OSF can effectively suppress multiple interferences and extract weak signals.
为了满足地震勘探高精度、高分辨力的需要，进一步研究了多普勒测量技术和弱信号检测技术。
To meet the seism detections require of high accuracy, high resolving power, the measurement technique of Laser Doppler and detection technique of faint signal are further researched.
本文以弱信号检测为研究对象，提出了利用随机共振原理进行微弱信号检测的基本思想及具体实现方法。
Focusing on faint signal detection, this thesis presents the principle and practicable method to utilize SR for faint signal detection.
本文以神经弱信号检测为研究对象，提出了利用随机共振原理进行神经弱信号检测的基本思想及实现方法。
Focusing on neural weak signal detection, this thesis presents the principle and practicable method to utilize SR for neural weak signal detection.
探讨了神经网络的弱信号检测方法，定性分析了其噪声抑制的原理，给出了神经网络系统框图及实测结果。
This paper inquires into detection method of micro weak signal in neural network, analyses principle of noise suppression, and gives out diagram and measurement results of neural network system.
该系统能够实时实现信号的空间处理和时间处理等，并在水下弱信号检测中得到应用，取得了良好的结果。
The system can realize the space signal processing and real time signal processing. It has been successfully applied in underwater weak signal detection.
随着人们对随机共振机理的进一步深入研究，随机共振技术将成为强噪声控制下的弱信号检测的一种新的技术。
With farther research into the Stochastic resonance mechanism, this technology is becoming a new technology for detecting weak signals overwhelmed in strong noise.
针对强噪声背景中的弱信号检测问题，在经典随机共振处理方法的基础上，利用小波良好的去噪特点，提出了随机共振加小波去噪检测弱信号的新方法。
Concerning the detection of weak signal in stronger noise background, a novel method was proposed in terms of stochastic resonance processing and by using the better de-noise feature of wavelet.
运用周期和非周期弱信号的检测实例，进一步证明了该方法的有效性和实用性。
And it is further proved that the technique is effective and practical by means of the examples of the extraction of periodic and aperiodic signals.
提出了一种检测宽带强干扰中弱信号的实现方法。
An implementation of the weak signal detection in the wideband strong interference is proposed.
提出了一种利用高阶统计量对强噪声背景下的弱信号进行检测的方法。
A method on weak signal detection in a stronger noise background based on high-order statistics is presented in this paper.
该文论述了在强噪声背景下利用时频分析检测带腔体雷达目标弱信号的方法。
A new method based on Time Frequency Analysis (TFA) for detecting weak signal under strong noise background from radar target with the cavity embedded is described in this paper.
最后介绍了混沌技术在电子干扰中的应用，包括利用混沌技术实现对弱信号的检测以及混沌保密通信。
Lastly, it is introduced for chaos 'application in electronic jamming. It includes the detecting technology for weak signal and chaos security communication.
水下弱信号的检测和分类是水声信号处理领域中的难题。
Detection and classification of weak underwater signals are difficult problems in processing acoustic signals.
研究了非线性系统特征，构建实用于检测强噪声背景下弱信号的特征信息的自适应随机共振算法。
The study of characteristics of the nonlinear system. Realization of the adaptive SR algorithm of detecting the characteristic information of practical weak signals overwhelmed in strong noise.
简单介绍互相关检测的原理及最大似然理论，并在此基础上，提出了将互相关检测与最大似然理论相结合检测弱信号的新方法。
This paper introduces cross-correlation detection theory and maximum likelihood theory and based on the two theories, puts forward a new method for weak signal detection.
小波分析具有很强的弱信号的检测能力，适用于提取声发射信号的故障特征。
It is pointed that wavelet analysis has a powerful ability for weak signal detection, which is suitable for withdrawing fault diagnosis of acoustic emission (AE) signals well.
为了解决强弱混合信号中检测和估计弱lfm分量参数的问题，在上面方法的基础上，结合逐次消去技术提出了多分量LF M信号参数估计算法。
By combining successive elimination technique with above method, weak LFM signals can be detected among some strong LFM signals and their parameters are estimated.
工程中常遇到各类噪声信号，噪声存在于电子设备和系统中，它经常妨害长距离通信和检测弱信号的能力。
The abilities of long distance communication and weak signal detection are deteriorated by various white noises existing in the electronic instruments and system.
针对淹没在噪声中的弱信号测量，利用随机共振技术进行了信号检测的研究。
In order to detect weak signals overwhelmed in noise, the method of signal detection is investigated using the principle of stochastic resonance.
系统通过水池调试、水库试验，证实该技术动态范围大、抗干扰能力强、对弱信号具有检测能力强、测量精度高等特点。
The parameters can be recorded by the system. The results from tests at tank and reservoir demonstrated that the technique has characteristics as foll…
在PD雷达检测中，雷达接收到的回波信号的能量相当弱时，用传统的雷达积累与检测方法不能可靠地检测目标。
In the PD radar detection, when the echo signal energy received is quite weak, the targets cannot be detected reliably with the traditional radar accumulation and detection method.
本发明涉及一种对周期信号检测的方法和适配装置，尤其对于周期信号中同时存在强信号与弱信号的检测。
The invention relates to a method and adaptation device for detecting periodic signal, in particular to the periodic signal in which strong signal and weak signal exist at the same time.
为了提高雷达检测弱信号的能力，对它的去噪就显得非常重要。
In order to improve the power of detecting radar weak signal, the key is to restrain noise of radar weak signal.
为了提高雷达检测弱信号的能力，对它的去噪就显得非常重要。
In order to improve the power of detecting radar weak signal, the key is to restrain noise of radar weak signal.
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