• 仿真结果表明,算法可以使得天线阵在主波束对准有用信号的同时,有效地抑制多个强干扰。

    The simulation results show that the algorithm can make the antenna array track the signal and efficiently suppress several strong interferences at the same time.

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  • 在导引头主波束内只有一个干扰源情况下,导引头给出的平均到达角指向干扰源真实到达角方向。

    In the case of one jammer within the main beam, the average Angle of arrival given by the seeker points in the direction of the jammer.

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  • 研究了被动雷达单脉冲导引头主波束内存在两噪声调频干扰源时,对两辐射源进行检测并作角估计的方法。

    The methods of detection and angular estimation of two sources are studied for passive radar seeker in two jamming sources scenarios.

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  • 提出了一种新型带移相器多端口馈电微带漏波天线,实现了频率固定下的相控微带漏波天线双向主波束扫描。

    A novel frequency-fixed beam-scanning microstrip leaky-wave antenna with phase-shifter has been described in this paper.

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  • 通过在微带漏波天线的辐射边缘周期性地加载微带电感,可减小微带漏波天线的相位常数,进而减小微带漏波天线的主波束方向角。

    The phase constant of MLWA decreases with microstrip inductors loading along the leaky line, which results in the decrease of the main beam direction angle of MLWA.

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  • 通过控制微带漏波天线中部馈电端口移相器,成功实现了工作频率固定下微带漏波天线主波束扫描,并使用电子开关实现微带漏波天线主波束双向扫描。

    Through a new feeding construction with phase-shifter, the main lobe of the pattern of the microstrip leaky-wave antenna can scan at a fixed frequency.

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  • 其根据最大输出性能准则,实时自动调整加权向量以实现主波束和方向图零点的优化,通过优化期望用户的主波束、对干扰信号实现零陷提高系统的容量与性能。

    It adjusts the weight vectors in order to optimize the main beam and zero sinking of directional pattern real-time and automatically according to maximize exporting criterion.

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  • 首先,简介主SAR卫星与伴随卫星编队所构成干涉测量系统的工作原理,当主SAR卫星施加偏航导引补偿多普勒频移时,为实现波束指向同步,伴随编队需进行构形与姿态的协同控制。

    When SAR satellite compensates Doppler Shift with yaw steering, for beam pointing synchronization, formation maintenance and attitude control of concomitant satellite formation should be coordinated.

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  • 首先,简介主SAR卫星与伴随卫星编队所构成干涉测量系统的工作原理,当主SAR卫星施加偏航导引补偿多普勒频移时,为实现波束指向同步,伴随编队需进行构形与姿态的协同控制。

    When SAR satellite compensates Doppler Shift with yaw steering, for beam pointing synchronization, formation maintenance and attitude control of concomitant satellite formation should be coordinated.

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