角扩展,angular spread
1)angular spread角扩展
1.Evolution of average intensity distribution andangular spread of partially coherent Hermite-sinh-Gaussian beams propagating through turbulent atmosphere部分相干厄米-双曲正弦-高斯光束通过湍流大气传输的平均光强分布演化和角扩展
2.Secondly, the algorithms that can estimate both the central DOAs andangular spreads all need 1D or 2.近年来众多学者提出了多种分布源模型及参数估计方法,但其中的大部分算法都存在以下问题:首先这些算法大都针对一维分布源的参数估计问题,并且有的仅考虑中心波达方向(DOA)估计,没有考虑角扩展参数估计问题;其次,同时估计中心DOA和角扩展参数的算法又需要一维或二维搜索,计算复杂度高,不易实现。
英文短句/例句
1.A comparative study of the beam-width spreading and angular spread in atmospheric turbulence大气湍流中光束束宽扩展和角扩展的比较研究
2.Little by little, Holly"s influence reached beyond her little corner of my office.霍莉的影响逐渐地从屋角扩展到办公室外。
3.A Cognitive Approach to Hand and Shou Metaphorical Extension in English and Chinese;从认知角度看Hand和Shou的语义扩展
4.The Opening of the China s Capital Account in the Frame of the Extended Triangle;“扩展三角”框架下的中国资本帐户开放
5.A Cultural Perspective on the Evolution and Expansion of the Functions of American Universities;美国大学职能演变与扩展的文化视角
6.The Choice of Exchange Rate Regime:The Impossible Triangle and its Extension;汇率制度的选择:不可能三角及其扩展
7.To extend(business activities) into disparate fields.多角化，多元化把（商业活动）扩展到多元化的领域
8.The Extension of the W.A.Lewis Model of the Industrialization of Pearl River Delta珠三角工业化模式对刘易斯模型的扩展
9.The Trust in Extension of Transaction: an Institutional View;交易扩展中的信用——一个制度与组织的视角
10.Research on Grid Accounting Based on Extended Role-Based Authorization Model;基于角色授权扩展模型的网格计费研究
11.Research and Design of an Extend Model of Role-Based Access Control;基于角色的访问控制扩展模型研究与实现
12.Dynamic Mechanism of Urban Expansion in the View of Regional Economics;区域经济视角下的城市空间扩展动力机制研究
13.On Expanding the Scope of Administrative Litigations from the Administrative Act Perspective;从行政行为角度探讨行政诉讼受案范围的扩展
14.Expanding Higher Education for the 21st Century:What Role for Open Learning;开放教育在21世纪高等教育扩展中的角色
15.Expanding Higher Education for the 21st Century:What Role for Open Learning?;21世纪高等教育的扩展：开放学习的角色
16.Research and Application about Extended Role-Based Access Control Model;基于扩展角色访问控制模型的应用研究
17.On the Difference of Spread Effects to Neighbouring Regions between Beijing and Shanghai in Perspective of Development Economics;发展经济学视角下的京沪扩散效应差异分析
18.Urbanization base of city-land use expansion in the Zhujiang River Delta;珠江三角洲城镇用地扩展的城市化背景研究
相关短句/例句
angle spread角度扩展
1.The scheme involves the channel delay spread,doppler spread,angle of arrival andangle spread,etc,and it can simulate the correlation properties of space-time MIMO channel in time domain,frequency domain and space domain,which is useful for the analysis and simulation of MIMO systems.这一仿真模型同时考虑了时延扩散、多普勒效应、波达方向及角度扩展等信道参数,能够完整地描述无线衰落信道的空间、时间以及频率特性,具有运算复杂度低、产生简便等优点,从而为MIMO无线链路性能仿真、系统容量分析以及实现算法性能评估提供了有力工具。
2.The modeling method produces the stochastic fading involving delay spread,doppler spread,angle spread,etc.该信道建模采用随机产生方式,同时考虑信道的时延扩展、多普勒扩展、角度扩展等多种信道参数,通过调整某些参数可生成适用于各种MIMO技术研究的信道模型,如智能天线、空间分集、复用等,并且具有计算复杂度低、产生简便的优点。
3)azimuth spread角度扩展
1.Both spatial correlation and fading in time domain are integrated into this model, and many channel parameters such as time dispersion, Doppler effect, direction of arrival,azimuth spread, and power azimuth spectrum are fully considered in this model.本文研究了一种应用于移动通信系统中收发端皆为多天线系统的MIMO信道建模的方法,将功率延迟函数,空域相关以及时域衰落融入到信道模型中,充分考虑了时延扩散、多普勒效应、波达方向、角度扩展、到达角功率谱分布等多种信道参数。
2.Many critical channel parameters such as time dispersion,direction of arrival,azimuth spread,and power azimuth spectrum and Doppler effect are fully considered in this paper.充分考虑了时延扩展,到达角,角度扩展,角度功率谱,多普勒效应等空域时域关键参数,并给出了仿真结果,对于研究矢量信道特性有重要意义。
4)ExActor[英][ig"z?kt?][美][?g"z?kt?]扩展角色
5)extended triangle扩展三角
6)diagonally extension对角扩展
延伸阅读
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