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- Based on uniform circular arrays(UCAs),a high-precision estimation of 2D direction angle for multiple sources is proposed. 基于均匀圆阵(UCA),提出一种信号二维方向角的高精度估计方法。
- An adaptive beamformer of decoherent signals for uniform circular arrays is proposed that uses real weights only without phase shift. 摘要提出了一种未经相移只采用实值权的均匀圆阵的去相干波束形成算法。
- These two algorithms have no constraints onthe array shape and they can easily be applied to beam outputs ofuniform circular arrays which are often used in underwater systems. 这两种算法对阵列的形式没有限制，可以应用于水声系统中常见的均匀圆阵波束输出。
- A monopulse reflector antenna with an illuminator of six elements circular array is studied. 该文研究了一种以六单元圆形阵列作为照射器的单脉冲抛物面天线，这种天线具有实现宽频带跟踪的独特优点，其输出信号类似于圆波导单口径多模馈源，具有一个和波束，一个锥形差波束，并给出了没有接收机参与的情况下，将宽频带的和差两个通道变成单通道的途径。
- A circular array realizing multibeam is gived by modified traditional Bulter network. 给出了一种用改进的Butler八单元圆环阵实现固定多波束天线阵的方法。
- A new algorithm is presented to estimate the azimuths,elevations and Doppler frequencies of uncorrelated signals incident on a uniform circular array (UCA). 本文研究均匀圆形阵列的信号处理问题 ;提出了一种同时估计空间非相关信号源方位角、俯仰角和多普勒频率的算法 .
- Abstract: For the purpose of estimating 2-D DOA of uniform circular array(UCA), phase mode excitation based UCA beamforming is employed to obtain real-valued beamspace manifold. 文摘:对均匀圆阵列(UCA)二维波达方向估计问题，运用相位激励模式波束形成技术，得到圆阵波束空间实值阵列流形。
- For the purpose of estimating 2 D DOA of uniform circular array(UCA), phase mode excitation based UCA beamforming is employed to obtain real valued beamspace manifold. 对均匀圆阵列 (U CA)二维波达方向估计问题 ,运用相位激励模式波束形成技术 ,得到圆阵波束空间实值阵列流形。
- Pictured above, a circular array of the Phoenix Lander's solar panels are visible on the left, while a scoop partly filled with Martian soil is visible on the right. 在上面影像的左侧，可见到凤凰号登陆船的伞形太阳能板，而右侧则是装著半满火星土壤的铲子。
- In the first part of dissertation, the basic theory of conformal array is introduced.The three-dimension DBF of circular array and cylinder array are presented. 首先,介绍了共形阵的基本理论及相关技术,并对共形阵的常规阵列均匀圆阵和圆柱阵进行了详细的三维波束图仿真研究。
- We can compute the circular area with radius. 我们能用半径计算出圆的面积。
- For the characteristic of eccentrically loaded reinforced concrete column of ring section with bars in circular array,there is no accurate formula to calculate the ductility coefficient. 由于沿周边均匀配筋环形截面偏心受压构件受力计算的特殊性，至今没有一个较精确的计算公式。
- The full moon has a circular form. 满月呈圆形。
- A FORTRAN language statement used to define arrays. 在FORTRAN语言中用于定义数组的语句。
- I'm not satisfied with his circular explanation. 我不满意他拐弯抹角的解释。
- The full moon has a circular shape. 满月呈圆形。
- The organization issues a circular every month. 该组织每月发一份通告。
- Something of circular form; a circle or an orbit. 圆形物体圆形物体; 圆圈或环形轨道
- An instrument that measures circular arcs. 圆弧测定器一种用于测定圆弧的仪器
- The Effect of Phase and Amplitude Quantization for Circular Arrays Pattern Synthesis 幅相量化对圆形阵列方向图的影响
