Collimate and coupling technique is the key technology of MOEMS optical array.
准直、耦合技术是MOEMS光开关阵列的一项关键技术。
This article has also further consummated the high-power laser array coupling theory and practice.
本文也进一步完善了高功率激光器阵列的耦合理论与实践。
The configuration of large solar array in space lab is put forward in this paper, and the mode, thermal coupling and dynamics stimulation analysis is made.
介绍了空间实验室大面积太阳电池阵的方案构型,并进行了模态分析、热结构耦合分析和动力学仿真分析。
The mutual coupling in the antenna array of a smart antenna system is discussed.
主要研究了智能天线系统前端接收天线阵列中的耦合问题。
Optical coupling and transmission performing with optic fiber and fiber optic face plate, a new sector beam linear array scanning X-ray detector technique based on plane array CCD devices is proposed.
提出了一种基于面阵CCD器件,采用光纤和光纤面板进行光耦合及传输的扇形束线阵扫描X射线新型探测器技术。
A high efficient coupling system, hollow duct applied to planar laser diode array (LDA) was investigated systemically.
对高效的用于面阵激光二极管阵列(LDA)的光学耦合系统—空心导管进行了系统地研究。
This article has studied the coupling of the laser array and the optical fiber array by a new way, namely using a selfoc column-lens array as the component of the laser beam shaping.
本文从一个新的途径研究了激光器阵列与光纤阵列的耦合,即采用自聚焦柱透镜阵列作激光束整形器件。
A novel solar illumination system consisting of strip plane mirror array collecting sunlight, light pipe, coupling mirror and grinded plastic tray scattering light was introduced.
提出一种采光面积大、结构简单、制作容易、维修方便的平面反光镜阵列汇聚采光,导光管传光,平面镜耦合,磨砂塑料盘散光的新型太阳光照明系统。
Based on computer, laser modulation, fiber coupling and microlens focusing technology, fiber coupled laser diode array is researched.
采用计算机控制技术、激光器调制技术、光纤耦合技术、微透镜聚焦技术,研究了半导体激光器的线阵。
Based on this analysis we have designed two type lens ducts and the coupling efficiency as high as 84% with quasi CW laser diode array was obtained for ar uncoated lens duct.
基于这种分析,我们设计了两种结构的透镜导管,用激光二极管阵列实验测得未镀抗反膜的透镜导管的耦合效率高达84%。
The radiation element, the coupling probe and the feeding system were designed in details, as a result, an X-band 4-element array model was obtained.
阐述了矩形径向线馈电螺旋阵的工作原理,对辐射单元、耦合探针和馈电系统进行了详细设计,进而得到一个X波段4单元阵列天线模型。
For the interacted system, two methods are given in order to judge the coupling degree of the multivariable system, such as relative gain method and Inverse Nyquist Array method.
对于关联系统给出了判断耦合程度的方法—相对增益法和逆乃奎斯特列阵法。
If the mutual impedance or mutual coefficient matrix of an array is perfectly known, one can completely compensate the effect of mutual coupling and realize the desired low sidelobe level in theory.
如果阵列的互阻抗(或互耦系数)矩阵确知,理论上可以精确补偿互耦的影响,从而实现极低副瓣接收。
In an array consists of 27 combination vibrators, a strong coupling mode of axial and radial vibrations presents in the intermediate frequency range.
在由27个组合振子构成的阵列中。居间频率范围内出现一个轴向和径向的强烈耦合模。
Rectangle metal waveguide slot-microstrip coupling structure is used to feed series-fed microstrip patch linear array, thus a planar array is obtained.
该天线阵采用矩形波导宽边纵向缝隙耦合微带线结构给串馈微带贴片线阵馈电,从而构成二维平面阵。
Coupled laser array, which realizes phase locking of elementary lasers with evanescent waves coupling, is a promising scheme to realize coherent beam combination.
耦合激光器阵列可以通过激光器之间的倏逝波耦合实现相位锁定,是有望实现光束相干合成的方案之一。
The component of linear-array CCD based on the theory of electricity coupling is widely used in non-touch field.
线阵CCD器件以电荷耦合理论为基础,在非接触式测量领域得到了广泛的应用。
Firstly, the signal subspace vector including information of mutual coupling coefficients is expressed as product of mutual coupling coefficient matrix and perfect array steering vector.
该算法首先将包含互耦系数信息的信号子空间向量表示为互耦系数矩阵和理想阵列导引向量的乘积。
Element position error, mutual coupling between elements, and the difference in frequency responses of receiver channels influence directly the performance of array radar signal processing.
阵元位置误差、阵元间互耦的影响、接收机通道的频率响应的差异都直接影响着雷达阵列信号处理的性能。
This paper presented a mutual coupling calibration algorithm that needs one assistant source for uniform circular array.
提出了一种利用一个辅助源估计均匀圆阵互耦系数的算法。
This paper investigates the benefit of mutual coupling compensation in a novel smart antenna circular array at 3G-communication system frequency.
本文研究了一种新型圆形智能天线阵在3G通信系统所在频段的互耦补偿。
The mutual coupling in the array antennas is a key question that must be considered in the analysis of array antennas and design for it.
互耦效应是低副瓣阵列天线分析与设计中需要考虑的重要问题。
At the cost of increasing the number of the array elements, the method presented in this paper can reduce the affection of the mutual coupling among array elements.
在声呐阵阵元数增加的条件下,用本文的方法,能抑制均匀线阵的互耦的影响。
If elements in the planar array are placed much closer than half of a wavelength, the mutual coupling will increase and therefore the array performance will be degraded.
如果平面阵列上的阵元之间的距离不足半个波长,互耦就会增加,相应地阵列性能就会下降。
Based on the special structure of coupling matrix, a direction of arrival (DOA) estimation algorithm in the presence of unknown mutual coupling for the nonuniform circular array (NUCA) is presented.
基于互耦矩阵的特殊结构,给出了一种更具一般性的非均匀圆阵模型,提出了一种在未知互耦条件下的非均匀圆阵波达方向估计算法。
The research featured compensation for the mutual coupling effect between the array elements, frequency characteristics, and the scatter.
针对偶极子天线阵,分析了阵元互耦影响和频率特性及其散射特性。
A null synthesis method for circular array without coupling is presented, and the effects of coupling to null are also analyzed by the method of moments.
给出一种无互耦情况下圆形阵列天线零点综合的有效方法,分析了互耦对零点综合的影响,并采用互阻抗近似的方法在考虑互耦时对零点进行控制。
A new mutual coupling calibration algorithm is presented to estimate the mutual coupling (coefficients) of uniform circular array.
提出了一种估计均匀圆阵互耦系数的算法。
The experimental results show that the coupling of the antenna array can be decreased by the EBG structures.
利用电磁带隙结构改善微带阵列天线的电学特性,结果发现,天线阵阵元间的互耦能得到比较好的抑制。
The directivity of new end-fire array is higher than ordinary ones and the coupling is lower than Hansen-Woodyar…
端射阵根据馈电相位的不同,分为普通端射阵和汉森伍德端射阵。
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