1) Sidelobes canceling
旁瓣抵消
2) general sidelobe canceller (GSC)
广义旁瓣抵消
1.
In order to improve the performance of general sidelobe canceller (GSC) based speech enhancement, a leakage constraints decision feedback generalized sidelobe canceller(LCDF-GSC) algorithm is proposed.
为了改善广义旁瓣抵消(GSC)语音增强方法的性能,提出了一种带有泄漏约束的判决反馈旁瓣抵消(LCDF-GSC)方法。
3) generalized sidelobe canceller
广义旁瓣抵消器
1.
To cancel the interfering signals more effectively,the output of the block matrix in the generalized sidelobe canceller(GSC) is accumulated and used as the input of the adaptive interference cancellers.
为更好地抵消干扰信号,对广义旁瓣抵消器堵塞矩阵输出信号进行累加处理,得到与干扰信号相关性更强的信号,作为自适应干扰抵消器输入,提高了信干比增益;并提出了采用一个自适应干扰抵消器的系统简化结构。
2.
Then, a detailed analysis of the Generalized Sidelobe Canceller structure is given.
详细讨论了广义旁瓣抵消器结构麦克风阵列语音增强的算法,并仿真了该算法。
3.
Study on Microphone Array Speech Enhancement Algorithm Based on Generalized Sidelobe Canceller;
本文采用基于广义旁瓣抵消器结构的波束形成的麦克风阵列语音增强的算法。
4) side lobe interference eliminating
旁瓣干扰抵消
5) sidelobe cancellation
旁瓣对消
1.
The effect of multiple jammers distributing jamming opposing sidelobe cancellation is analyzed through model building and simulation,which is on the base of the principle of sidelobe cancellation.
在简要分析旁瓣对消原理的基础上,通过建模与仿真对多干扰机分布式干扰对抗雷达旁瓣对消的效果进行了分析,结果表明,多干扰机分布式干扰是对抗旁瓣对消的有效技术途径。
2.
To cancel such interference, the spatial adaptive beamforming and sidelobe cancellation based on the horizontal auxiliary antennas are used in this paper.
在拥挤的高频波段,高频地波雷达受短波电台的影响而不能正常地进行工作,空域波束形成和基于水平天线辅助旁瓣对消的干扰抑制方法被用来对消此类电台干扰。
3.
The paper suggests the method that we jam the radar with sidelobe cancellation by some jammers in different directions, and the number of jamming sources is more than the number of repetition of sidelobe cancellation, namely the multidirection saturated jamming technique.
采用干扰源数大于雷达旁瓣对消重数的方法对旁瓣对消雷达实施干扰,并将干扰源布置在不同的方向,即方位饱和干扰。
6) side-lobe cancellation
旁瓣对消
1.
This paper introduces a side-lobe cancellation anti-jamming technique by means of the correlation method,analyzes the composition and basic principle of the system,and sets up the simulation module of the system circuit,finally gives the cancellation results of the system countering several active pressing jamming.
介绍了一种相关法旁瓣对消抗干扰技术,对其系统组成及基本工作原理进行了分析,建立了系统电路仿真模型,最后,给出了此系统对几种有源压制干扰的对消结果。
2.
The side-lobe cancellation technology is an effective method for suppressing the side-lobe active disturbance.
旁瓣对消技术是雷达中用来抑制旁瓣有源干扰的一种有效手段。
3.
Self-adaptive side-lobe cancellation and side-lobe blanking technologies are usually adopted in air defence radar to eliminate interference from side-lobe.
防空雷达为了消除从旁瓣进入的干扰,通常采用自适应旁瓣对消和旁瓣消隐技术。
补充资料：旁瓣
旁瓣
超声学术语。又称副瓣或侧瓣。换能器发射的超声束中在主瓣以外的声束。旁瓣所占主体角越大，高度越大，表示发射声能越分散。旁瓣的大小与换能器的形状、大小与波长之比有关。旁瓣大的换能器在超声检测中容易出现伪影。
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