1) large time-width radar
大时宽雷达
1.
The analysis of common-frequency jamming characteristics for large time-width radars
同频大时宽雷达干扰特性研究
2) Wide-band radar
宽带雷达
1.
The dual-threshold detection used in low resolution radar and the characteristics of high resolution range profile of wide-band radar are discussed.
从用于低分辨雷达的双门限恒虚警率检测法和宽带雷达的高分辨一维距离像的特点出发,推导了双门限检测法在宽带雷达检测中的新应用。
2.
According to the operation mode of wide-band radar,DRFM is proposed to use for jamming wide-band radar imaging.
首先推导了DRFM转发信号的数学模型,阐述了宽带雷达一维成像的基本原理。
3.
Traditional radar detection theory is based on the assumption of point target and narrow-band clutter, which can’t achieve best performance in wide-band radar any longer.
宽带雷达在杂波抑制、检测与跟踪、目标识别、反侦察、抗干扰等方面潜在性能明显优于传统窄带雷达,是现代雷达技术的重要发展方向之一。
3) Wideband radar
宽带雷达
1.
Method of noncoherent clutter suppression suited to wideband radar;
适用于宽带雷达的非相干杂波抑制方法
2.
Novel coherent detection method for wideband radar;
一种宽带雷达相干检测的新方法
3.
Accurate-velocity-measurement method for wideband radar based on keystone transform
基于keystone变换的宽带雷达精确测速
4) broadband radar
宽带雷达
1.
On detection methods of broadband radar signals;
宽带雷达能量积累与信号检测方法研究
2.
Study of Technologies on Broadband Radar Real-time Signal Processing;
宽带雷达实时信号处理技术研究
3.
According to different scattering characteristics of airplane target due to broadband and narrowband signals, the reflected signal of narrowband radar is generated by synthesizing given broadband radar echo signals.
根据飞机目标对宽带信号和窄带信号的不同散射特性 ,完成了窄带雷达回波信号等效为宽带雷达回波信号矢量合成的建模 ,并对宽带信号和窄带信号的单脉冲检测进行了仿真比较。
5) UWB radar
超宽带雷达
1.
A method for improving UWB radar target recognition probability;
一种提高超宽带雷达目标识别概率的方法
2.
However,the relevant theory used in the narrow-band radar can not be applied directly in the ultra-wide-band(UWB) radar so a new theoretical system for UWB radar needs to be established.
关于信杂比及杂波谱的研究对于杂波背景下目标的检测具有重要的指导意义,然而窄带雷达已有的相关理论在超宽带雷达中已经不再适用,需重新进行研究。
3.
Then, feature extraction and classified distinguishing are achieved for UWB radar returns, and besides, this algorithm is simulated via computer.
在理论上对波形匹配算法进行了详细地推导,对超宽带雷达目标回波进行了特征提取和分类判决,并在计算机上完成了数值仿真。
6) ultra-wideband radar
超宽带雷达
1.
Applications of photoconductive semiconductor switches in ultra-wideband radars;
光导开关在超宽带雷达中的应用
2.
Jamming the carrier-free ultra-wideband radar with comb spectrum signals
无载频超宽带雷达的梳状谱干扰技术
3.
This letter analyzed the principle of the anti-stealth-aircraft using THz ultra-wideband radar.
文中分析了THz超宽带雷达反隐身的原理,基于半绝缘GaAs的PCSS's获得THz脉冲的方法以及对THz脉冲的发射、接收及信号处理等问题。
补充资料：大时
1.最有利的时机。 2.谓天时。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条