1) asymptotic direction of arrival
到达的渐近方向
2) asymptotic direction
渐近方向
1.
In Minkowski space R~(3,1) by employing the method of moving frames to describe construcions and to make local calculations,the equations about asymptotic direction and asymptotic curve of spacelike surface are obtained,and some corresponding results obtained before are extended and improved.
考虑Minkowski空间R3,1中类空曲面的渐近方向与渐近曲线,采用活动标架的方法进行局部计算和整体结构的刻画,得到了渐近方向与渐近曲线的一般方程,推广并改进了已有的结果,并通过具体例子加以阐述。
3) direction of arrival
到达方向
1.
This paper studies several different kinds of 2-D array manifolds,simulates and analyses the direction of arrival(DOA) estimation performances of the simple 2-D array,uniform square array,uniform circular array(UCA),random square array and semicircular array by means of a uniform module.
研究了几种不同二维阵列流形,通过一个统一的模型,仿真分析了简单的二维阵列、均匀方阵、均匀圆阵、随机方阵和半圆阵的到达方向(DOA)估计性能。
4) DOA
到达方向
1.
An algorithm used trigonometry to passively locating a moving emitter with direction of arrival(DOA) and time difference of arrival(TDOA) of the emitter signal is given.
提出了一种利用平面解三角,并结合辐射源信号到达方向和脉冲到达时间差对运动辐射源进行单站无源定位的算法。
5) quasi-asymptotic directions
拟渐近方向
1.
entring on the rate of normal curvature, a method for analyzing constructions of the surfaces near to planar point by introducing the concepts of even planar points, odd planar points, quasi-asymptotic directions and quasi-Dupin indicatrix, etc.
以曲面在平点的法曲率变化率为中心，通过引进偶平点、奇平点、拟渐近方向、拟杜邦指标线等概念，给出了分析曲面在平点邻近结构的一种方法。
6) AOA
到达方向角
补充资料：到达
1.谓到了某一地点或某一阶段。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条