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检索条件："关键词=Co-array "
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Optimal Design of Improved L-shaped Coprime Array Based on Difference and Sum Co-array
《Journal of Beijing Institute of Technology》2020年第3期379-385,共7页Rui Fang Xiangnan Li Haixia Wu Wei Gao Shiwei Ren 
Supported by the National Natural Science Foundation of China(61801024)。
The concept of difference and sum co-array(DSCA)has become a new design idea for planar sparse arrays.Inspired by the shifting invariance property of DSCA,a specific configuration named here as the improved L-shaped a...
关键词：planar array geometry two-dimensional direction of arrival estimation differencesum co-array mutual coupling 
Co-array Fortran编译器的设计与实现被引量：1
《计算机工程》2007年第23期84-86,共3页唐沛蓉 黄春 杨学军 王桂彬 
基于GUN Fortran编译器,设计并实现了co-array Fortran(CAF)编译器。通过源到源的转换将CAF代码转换为带有运行库调用的Fortran 90程序。典型用例的测试表明,CAF具有较好的可编程性,且CAF程序通过对数据分布的显式控制可获得比OpenMP程...
关键词：co-array FORTRAN 映像 源到源转换 
Direction-of-arrival estimation of quasi-stationary signals using two-level Khatri-Rao subspace and four-level nested array被引量：1
《Journal of Central South University》2014年第7期2743-2750,共8页李双 何为 杨旭光 鲍明 王营冠 
Project(2010ZX03006-004) supported by the National Science and Technology Major Program of China;Project(YYYJ-1113) supported by the Knowledge Innovation Program of the Chinese Academy of Sciences;Project(2011CB302901) supported by the National Basic Research Program of China
The Khatri-Rao(KR) subspace method is a high resolution method for direction-of-arrival(DOA) estimation.Combined with 2q level nested array,the KR subspace method can detect O(N2q) sources with N sensors.However,the m...
关键词：difference co-array direction-of-arrival estimation Khatri-Rao product nested array 
Underdetermined direction of arrival estimation with nonuniform linear motion sampling based on a small unmanned aerial vehicle platform
《Defence Technology（防务技术）》2024年第3期352-363,共12页Xinwei Wang Xiaopeng Yan Tai An Qile Chen Dingkun Huang 
National Natural Science Foundation of China(61973037);National 173 Program Project(2019-JCJQ-ZD-324)。
Uniform linear array(ULA)radars are widely used in the collision-avoidance radar systems of small unmanned aerial vehicles(UAVs).In practice,a ULA's multi-target direction of arrival(DOA)estimation performance suffers...
关键词：Unmanned aerial vehicle(UAV) Uniform linear array(ULA) Direction of arrival(DOA) Difference co-array Nonuniform linear motion sampling method 
Generalized Array Architecture with Multiple Sub-Arrays and Hole-Repair Algorithm for DOA Estimation被引量：1
《Computers, Materials & Continua》2020年第7期589-605,共17页Sheng Liu Hailin Cao Decheng Wu Xiyuan Chen 
This work was supported by supported by the National Natural Science Foundation of China(51877015,U1831117);the Cooperation Agreement Project by the Department of Science and Technology of Guizhou Province of China(LH[2017]7320,LH[2017]7321);the Foundation of Top-notch Talents by Education Department of Guizhou Province of China(KY[2018]075);the nature and science fund from the Education Department of Guizhou province the Innovation Group Major Research Program Funded by Guizhou Provincial Education Department(KY[2016]051);PhD Research Startup Foundation of Tongren University(trxyDH1710).
Arranging multiple identical sub-arrays in a special way can enhance degrees of freedom(DOFs)and obtain a hole-free difference co-array(DCA).In this paper,by adjusting the interval of adjacent sub-arrays,a kind of gen...
关键词：Multiple sub-arrays DOA estimation difference co-array hole-repair 
llo标量势差分计算的Co-array Fortran解决方案及算例
《长春大学学报》2015年第12期38-43,共6页姜义 刘莹 
在64位Intel Visual Fortran开发环境下,基于Co-array并行处理规范,给出详尽的多路多核心硬件支撑下的差分数值处理方案。采用该方案计算了长直直流圆柱导体空间的二维电势分布并进行了讨论。
关键词：并行计算 Co-array FORTRAN 线性差分 
基于软件共享存储的Co-Array Fortran编译器实现被引量：1
《计算机科学》2012年第1期287-289,304,共4页黄春 
"核高基"国产CPU编译系统及工具链项目(2009ZX01036-001-003)资助
Co-Array Fortran(CAF)已经成为Fortran语言标准的一部分,在科学计算领域逐渐被接受。基于软件共享存储实现了一个CAF编译器,其通过直接的数组赋值实现Co-array数据通信,利用数据垫塞技术提高数据局部性,减少伪共享,优化CAF程序性能。...
关键词：Co-Array FORTRAN 映像 协同数组 数据垫塞 
Triad-displaced ULAs configuration for non-circular sources with larger continuous virtual aperture and enhanced degrees of freedom
《Journal of Systems Engineering and Electronics》2024年第1期81-93,共13页SHAIKH Abdul Hayee DANG Xiaoyu HUANG Daqing 
supported by the National Natural Science Foundation of China(62031017,61971221);the Fundamental Research Funds for the Central Universities of China(NP2020104)。
Non-uniform linear array(NULA)configurations are well renowned due to their structural ability for providing increased degrees of freedom(DOF)and wider array aperture than uniform linear arrays(ULAs).These characteris...
关键词：direction-of-arrival(DOA)estimation sparse array non-circular source(NCS) sum co-array difference co-array degrees of freedom(DOF) 
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