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.
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.
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.
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.
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.
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.
本论文的研究背景是“九五”军事预研项目“低截获概率雷达波形研究”的延伸。
The research background of this paper is based upon the military project named "the waveform research of low probability of interception radar" of the ninth five years plan and extends on it.
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.
扩频通信技术由于其本身具备消息隐藏性、低截获概率和抗干扰性能强的优良性能而得到广泛应用。
The spread spectrum communication technology is used far and wide because of the inherent fine performance such as information hiding, low probability of intercept and anti-jamming.
JTIDS是美军所使用的一种联合战术信息分发系统，具有高速、保密、低截获概率、抗干扰等优点。
JTIDS, with the characteristic of high speed, jam-resistant, low interception probability and privacy, is a kind of information distribution system used by the U. s army.
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.
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.
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.
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