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1)  thinned planar arrays
平面稀布阵
1.
A formula is concluded for PSL estimation of thinned planar arrays,and the formu.
归纳得出一个平面稀布阵峰值副瓣电平的估计公式,并和随机稀布阵的公式进行了比较,数值结果表明该公式有一定的工程意义。
2)  bookbindingholland
得浆书面稀平布
3)  bookbinding holland
重浆书面稀平布
4)  Sparse array
稀布阵
1.
To achieve this goal, one way is to increase the element number of the array, but it will bring higher cost and more complexity with respect to the system; another way is to use sparse antenna array, whose element spacing is relatively larger thanλ/ 2, it has larger aperture without increasing the number of element, the sparse array can meet the design goal o.
稀布阵列天线在获得了窄波束和高空间分辨率等好处的同时,也带来了一些缺点。
2.
A modified genetic algorithm is presented to optimize the element spacing of the nonuniform sparse array in this paper.
提出了一种对非均匀稀布阵列阵元间距进行优化的改进的遗传算法。
5)  sparse arrays
稀布阵
1.
A synthesis technique for linear sparse arrays with optimization constraint of minimum element spacing;
一种有阵元间距约束的稀布阵天线综合方法
2.
The trends of the key technology by the follow ways,increasing bandwidth,the improvement of the power added efficiency of transmit/receive modules,the technology of phase shifter,digital circuit and the sparse arrays are discussed.
相控阵天线必然朝着降低成本和提高性能的趋势发展,因此从以下几个方面分析其关键技术的发展方向:增加带宽,提高T/R组件的附加功率效率,移相器技术,数字化电路,以及引入稀布阵技术等。
3.
Compared with the synthesis method of thinned arrays,this new approach can exploit more degree of freedom of elements to control the characters of the sparse arrays.
基于一种改进的实数遗传算法,以降低平面稀布阵旁瓣电平为优化目标,提出了一种综合有阵元数约束、孔径约束和最小阵元间距约束的稀布面阵的新方法。
6)  sparse-array
稀布阵
1.
Sparse-array Synthetic Impulse and A perture Radar (SIAR) can isotropicly radiate by etnploying multiple frequencies (synthetic pulse) and multiple antennas(synthetic antenna) without beam spanning.
稀布阵综合脉冲孔径雷达(SIAR)采用多个频率信号实现各向同性照射而不需要波束扫描,因此可以获得长时间相平积累,有利于对微弱目标(尤其是隐身目标)的探测,本文提出了一种降低其距离劳瓣的有效方法──脉间(组)频率编码捷变,分析其机理同时为了提高距离分辨能力,提出通过步过频率来增大发射信号带宽,通过SIAR的脉冲综合处理和步进频率综合处理以提高脉冲压缩比。
2.
Generally,side lobe level of a sparse-array at arbitrary position is high.
任意位置稀布阵通常具有较高的副瓣。
补充资料:布阵
1.布列阵势。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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