In electronic warfare, modern pulse compressed radar makes the simple deception jamming useless because of its complicated in-pulse modulation technology.
在电子战中,现代脉冲压缩雷达采用复杂的脉内调制技术,使简单的欺骗干扰难以奏效。
The signal modulation of velocity deception jamming is complex, and it is hard to complement anti jamming using the statistical feature extraction method.
速度欺骗干扰因信号调制较为复杂,难以用统计特征提取方法来实现抗干扰。
Due to additive relative motion between ground jamming emitters and SAR, the spurious phase modulation of transmission signal is produced.
地面干扰发射机和SAR之间的附加相对运动,产生了传输发射信号的寄生相位调制。
This paper discusses the results of system simulation of linear frequency modulation pulse-compression radar and draws some conclusion on its capability of counter-jamming.
通过噪声干扰、噪声调幅干扰和移频干扰对脉冲压缩雷达的干扰仿真得出了一些有意义的结论。
To realize deception jamming against Inverse Synthetic Aperture Radar, a good phase modulation coefficient that is used to modulate intercepted ISAR pulse is very important.
要实现对ISAR的欺骗干扰,设计一个好的假目标信号尤为重要,其关键在于如何产生一个好的相位调制系数对截获对方ISAR信号进行调制。
Noise frequency modulation (FM) jamming, which belongs to blanket jamming, is already become the main form of noise jamming at present, because the wideband was gained by it.
噪声调频干扰属于压制式干扰,由于它容易达到宽的干扰带宽,已经成了目前噪声干扰的主要形式。
The current analysis focuses on the performance of BPSK modulation on 2-dimensional spread spectrum system with single-tone jamming.
针对二进制相移键控调制的二维扩频系统,分析了其抗单音干扰的性能。
Compared with the traditional scheme of single-carrier modulation, OFDM technology has more effective anti-jamming ability and achieves higher transmission rate.
与传统的单载波调制方式相比,OFDM技术可以有效地抵抗信道多径干扰,提高系统的传输速率。
The technical project of adaptive radio fuze jamming is designed and the signal modulation identification technique of radio fuze is analyzed.
根据无线电引信的工作特点,提出了可重构自适应无线电引信干扰技术。
On this paper, we introduce the key problem of the remote biomedical detection system, which is how to realize the modulation and demodulation of the signal and the anti-jamming measures.
文章介绍生物医学信号遥测系统的关键问题,即如何实现信号的调制、解调及抗干扰的一些措施。
In this paper, a new method is proposed for jamming the Linear Frequency Modulation (LFM) radar, which is based on the feature of the LFM signals processing and is named convolution jamming.
根据线性调频雷达信号处理的特点,该本文提出一种新的应答式干扰技术——卷积干扰,即干扰机接收到雷达照射信号后,用某视频信号与接收信号卷积后转发。
In chapter 5 the jamming such as phase modulation noise, binary pseudo random sequence and multiple pseudo targets are discussed.
第五章对雷达干扰进行了阐述,主要的干扰信号有连续噪声调相干扰、伪随机码噪声干扰、多假目标干扰。
The pseudorandom code instead of single impulse is used for modulation to improve the capability of anti-jamming and precision of measuring range.
使用完全正交的伪随机码代替单脉冲信号对超声信号进行调制,以提高发送信号的抗干扰能力和系统的测距精度;
The pseudorandom code instead of single impulse is used for modulation to improve the capability of anti-jamming and precision of measuring range.
使用完全正交的伪随机码代替单脉冲信号对超声信号进行调制,以提高发送信号的抗干扰能力和系统的测距精度;
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