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- Based on digital beamforming (DBF) system, this paper presents a new side lobe cancellation scheme on the receiving direction of DBF, by which the active jamming can be effectively rejected without reducing signal detection and measurement acccuracy. 提出了一种基于数字波束形成 (DBF)技术进行副瓣对消的新方法。 与传统的天线副瓣对消相比 ,该方法采用的对消函数与副瓣拟合得较好 ,因而对消剩余较小 ,而且无需大量的计算即可自适应地形成零点 ,能很好地抑制从副瓣进入雷达系统的干扰。
- In the Adaptive Side Lobe Cancellation(ASLC) system of general radar, the mismatched phase of transmission line between the antenna and the former of the receiver can not be ignored usually. 在常规雷达加装的自适应旁瓣相消(ASLC)系统中,天线至接收机前端馈线部分的相位不一致性通常不可忽略。
- The conventional adaptive side lobe cancellation algorithm and eigenspace-based technique are discussed. 讨论了常规自适应旁瓣对消算法(LCMVB)和基于特征空间的技术。
- This paper introduces the pulse compression, side lobe cancellation, clutter suppression, pulse accumulation and CFAR of coherent Radar signal processing. 本文介绍了脉冲压缩、旁瓣抑制、杂波处理、多脉冲积累以及恒虚警检测等雷达信号处理技术。
- In this paper, a robust adaptive beamformer in the presence of array imperfections is presented by improving the block matrix of the generalized side lobe canceller. 该文通过对广义旁瓣相消器的阻塞矩阵加以改进,提出了一种对阵列天线误差有良好稳健性的自适应波束形成器。
- adaptive side lobe canceling (ASLC) 自适应旁瓣对消
- generalized side lobe canceller (GSC) 广义旁瓣相消器
- side lobe cancellation 旁瓣对消
- Coherent Side Lobe Cancellation 相关旁瓣取消
- A built-in echo cancellation system minimizes unwanted echoes during a video conference. 内置的回音消除系统最大程度的减小了视频会议中不需要的回音。
- Not equational power divider is mostly adopted to decrease the side lobe. 不等分功分器主要用来在电调天线中实现副瓣抑制。
- As an important component of the labour con tr act, the contract cancel system has great influence on both the labourer and emp loying unit. 劳动合同的解除制度作为劳动合同的重要组成部分,对劳动者与用人单位双方当事人的利益影响重大。
- The article discusses a periodic interference cancellation system based on adaptive filter theory,and introduces the system form and structure principle. 文中讨论了一种基于自适应滤波原理的周期性干扰对消系统,介绍了系统组成及结构原理。
- Coherent Side Lobe Canceller 相关旁瓣对消器
- As we chatted about interference cancellation systems, I couldn't help but notice an odd decal decorating the side of the fuselage. 当我们谈到干扰消除系统时,我不由得注意到机身一侧上的一个奇怪的标志。
- A M - band CMFB with a side lobe of about 45 dB was designed using the optimum equal wave method. 通过分析M带滤波器组和M带复用转换器的完全重构条件;用最优等波纹法设计了一个旁瓣约为45 dB的M带余弦调制滤波器组.
- The effect of antenna parameters on the beamwidth and side lobe level is analyzed. 分析了天线参数对主瓣宽度和副瓣电平的影响;
- With the aid of a computer, curves of beamwidth and side lobe versus the antenna parameters are plotted. 并借助计算机绘出了主瓣宽度和副瓣电平与天线主要参数的关系曲线;
- The most advanced of these is the Active Noise Cancellation system (ANC), which cancels out low frequency noise by playing the opposite wave form through the Bose sound system. 其中最先进的是主动噪音消除系统(非国大),其中取消打通过Bose音响系统相反的波形进行低频噪音。
- Based on uniform line array,the sonar equation of active sonar beam main lobe and side lobe interfered by noise-jammer are presented. 研究了噪声干扰器对鱼雷主动声呐的对抗原理,以等间隔直线阵为例,分别给出了干扰器对鱼雷主动声呐主瓣和旁瓣的干扰方程。