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- The bandwidth characteristics of subarray excited devices have important influence on the beam bandwidth and VSWR bandwidth of a planar array antenna. 子阵激励装置的带宽特性对平板裂缝天线的波瓣带宽和驻波带宽有着重要影响。
- The paper studies three key problem of base station array antenna for mobile communication, controlled radiation pattern, beam width and passive intermodulation. 本文研究移动通信基站天线中的三个关键问题，波束赋形、波瓣宽度、无源交调。
- Thanks a lot. I will take a look. is it for array antenna? 沙发大中小发表于2008-4-1822:14只看该作者看帖回帖是一种美德，您的回帖是对楼主最大的支持
- The sectored array antenna is applied to the base station of TD SCDMA. 该天线阵列用于TD SCDMA基站系统中。
- FPGA-based implementation of LMS algorithm is one of the key techniques in the application of adaptive array antennas. LMS算法的FPGA实现是自适应天线阵用于实践的关键之一。
- By etching longitudinal slots on the top metallic surface of SIW, integrated slot array antennas are formed. 通过在基片集成波导的导体表面蚀刻出缝隙,就可以形成集成的缝隙阵列天线。
- Finally, the array antennas composed of parasitical cells are mainly researched. 最后,本文重点研究了由加寄生天线的单元组成的天线阵列。
- This increase in through-put is to a large extent achieved by using multi beam technology, which minimizes the number of traverses needed to dice through a wafer. 在产量上的提高，很大程度是由于采用了多光束技术，该技术减少了来回移动次数。
- In the third part, using the principle of coherence, we study the properties of the beam array with radial or azimuthal polarized propagating in the free space. 第三章利用了相干叠加原理，理论上对具有角向及径向分布的偏振态的光束列阵在自由空间的传输性质进行了研究。
- Starting from the fentures of a multi beam fragmentation focus warhead,this paper proposes researching a basic method for fuze warhead coordination characteristics. 从多束破片聚焦式杀伤战斗部的特点出发，提出研究引战配合特性的基本方法，并以某双束聚焦式杀伤战斗部为例进行了应用计算。
- The digital beamforming (DBF) of the phased array antenna is a key technology of the smart antenna. 阵列天线的数字多波束形成技术是智能天线中的一项重要技术。
- A hybrid method with FFT and biconjugate gradient (CGM-FFT) is used to calculate the current distributions on the large array antennas. 研究用于求解大型阵列天线电磁特性的共轭梯度和快速傅立叶变换相结合的混合技术,通过与HFSS仿真结果的对比验证方法的精度;
- In this paper,a kind of cylindrical EBG structures applied to base station cylindrical conformal dipole array antennas is studied. 对一种柱面电磁带隙结构应用于圆柱共形偶极子振基站天线进行了研究。
- FPGA-based implementation of floating-point LMS algorithm is one of the key techniques in the engineering design of adaptive array antennas. 浮点LMS算法的FPGA实现是自适应天线阵工程设计中的关键技术。
- In chapter 3, the clutter suppression approach to airborne radar with non-sidelooking phased array antennas is investigated. 第三章研究了非正侧面阵相控阵机载雷达杂波抑制问题。
- The phase errors, resulting from the multi beam interference in the Fabry Perot cavities of the wavelength scanning fiber optic interferometer for absolute distance measurement, are analyzed. 分析了可用于绝对距离测量的波长扫描法布里-珀罗干涉仪腔内多光束干涉对输出信号的影响，及由此产生的相位测量误差。
- This is achieved by using a unique multi beam technology, demonstrated in figure 2, which reduces the power density, minimizes the thermal load, and reduces the kerf width in the wafer. 这是采用独特的多光束技术实现的，图2显示了其工作原理，降低了功率密度，减小了热负载，缩小了刻线宽度。
- A microstrip array antenna is designed and manufactured to work as the feed of the Cassegrain antenna system. 研制了一个用作卡塞格伦天线系统的馈源的微带天线阵。
- A numerical technique employing the method of moments (MOM) and physical optics (PO) is presented for studying the scattering from a planar slotted waveguide array antennas . 利用矩量法和物理光学法分析了平板波导缝隙阵列天线的散射特性。
- The large flange welded by using EBW has been successfully used in the array antenna of new radar. 采用电子束焊完成的大型法兰已成功地应用于某新型雷达的阵列天线。
