LFM信号具有更高的距离、速度分辨率，以及更好的低截获概率特性。
The LFM signal has a high resolution of range and speed, as well as low probability of intercept.
针对采用脉冲压缩体制的低截获概率雷达的应用场合，提出了一种识别二相编码脉冲压缩雷达信号的新算法。
Aimed at the application of low probability of intercept adopting pulse compression system, a new arithmetic of recognizing binary phase coded pulse compression radar signal is proposed.
低截获声纳通过选择合适的发射信号，在保持探测能力的同时，降低被敌方侦察声纳截获的概率。
Low probability of interception (LPI) sonar selects appropriate transmitting signals and reduces the probability of being intercepted by hostile scouting sonar while it maintains detection capability.
导出了信号截获因子与信号参数的关系，认为大的时间带宽积是低截获概率信号的必要条件。
The relation between the interception factor and signal parameters is deduced. Large time bandwidth (TB) product is a necessary condition for an LPI signal.
最后，分析了参差脉冲重复间隔步进频率信号的低截获概率特性。
Finally, the Low Probability of Intercept (LPI) of SPRI-SF radar signal is analyzed.
低截获概率(LPI)信号的测向是现代电子战的一大难题。
Direction finding of low probability intercept (LPI) signals is the difficult problem in modern EW system.
相位编码信号是低截获概率雷达信号的主要形式之一，能够提高雷达的生存能力。
As the major type of signals of LPI radars, the phase-coded signals can enhance the radar survivability.
相位编码信号具有较强的似噪声性和良好的低截获概率特性。
The phase code signals have relatively strong characteristic of noise similarity and good characteristic of LPI.
计算机仿真结果表明，在调制带宽或扩频增益不变的前提下，提高了DSSS调制信号的低概率截获性能。
As a result, the computer simulations show that the LPI capability of the new DSSS modulation become more effective within the same bandwidth and Spread Spectrum gain.
低截获概率信号的出现对于电子对抗提出了新的挑战。
The present of LPI signals brings a new challenge to electronic warfare.
试验结果表明，采用以上这些方法在低信噪比强窄带干扰情况下，对于LF M信号具有较高的正确检测概率及参数测量精度。
The experiment result proves that high detecting probabilities and parameter measuring accuracy can be obtained by these methods under low SNR and strong narrow jamming conditions.
试验结果表明，采用以上这些方法在低信噪比强窄带干扰情况下，对于LF M信号具有较高的正确检测概率及参数测量精度。
The experiment result proves that high detecting probabilities and parameter measuring accuracy can be obtained by these methods under low SNR and strong narrow jamming conditions.
应用推荐