1)  spread spectrum system
扩谱系统
2)  spread spectrum
扩谱
1.
Realization of processing system for anti-interference signal based on multi-frequency spread spectrum and hopping spectrum;
多频点扩谱跳谱抗干扰信号处理系统的实现
2.
The paper analyses the property of pseudo-noise code and the orthogonal-code, proposes the compound-coding spread spectrum system, and introduces the data structures and the components of the system in detail.
直序扩谱系统中,扩谱增益的提高与数据速率的提高存在一定的矛盾。
3.
In spread spectrum communication system, tracking the phase of the pseudo-noise code accurately and steadily is the essential part.
在介绍数字化伪码锁相环的组成和工作原理基础上,对高动态环境应用要求下环路滤波器的特性进行了详细分析;并在一种数字化扩谱接收机中,完成了伪码的精确跟踪。
3)  Spread-spectrum
扩谱
1.
This paper presents a reversible data hiding method based on wavelet spread-spectrum and histogram modi-fication.
该文提出一种基于小波域扩谱的无损数据隐藏方法。
4)  Spread Spectrum Radar
扩谱雷达
1.
Spread Spectrum Radar and its Application in Countermeasure against Anti-radiation Missile;
扩谱雷达及其在对抗反辐射导弹中的应用
5)  duration estimation
扩谱周期
1.
The Application of Enhanced Spectrum-reprocessing to the Duration Estimation of the PN Sequence of DS/SS Signal;
应用增强二次谱估计直扩信号扩谱周期
6)  Space-time spreading
空时扩谱
参考词条
补充资料：统汉峰下（一作过降户至统漠烽）
【诗文】：
统汉峰西降户营，黄河战骨拥长城。
只今已勒燕然石，北地无人空月明。



【注释】：



【出处】：
全唐诗：卷283_89
说明：补充资料仅用于学习参考，请勿用于其它任何用途。