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Simulation and analysis of co-phasing errors of the segmented primary mirror tiled by hexagonal segments in LOT 期刊论文
Research in As tronomy and As trophysics, 2021, 卷号: 21, 期号: 10, 页码: 39-47
Authors:  Shen SD(沈世东);  Cui XQ(崔向群);  Zhang Y(张勇)
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methods: analytical  techniques: miscellaneous  telescopes  
用于天文望远镜主镜的液压桁架系统(授权发明) 专利
专利类型: 发明专利, 专利号: ZL201910378383.9, 申请日期: 2021-08-06,
Inventors:  吴旭昊;  张勇;  王跃飞;  李国平
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基于等厚干涉的拼接镜面边缘传感器研究 期刊论文
光学学报, 2021, 卷号: 41, 期号: 12, 页码: 117-124
Authors:  左恒;  张茜;  张勇
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光学器件  边缘传感器  图像处理  拼接镜面  子镜共相  
基于干涉原理的拼接镜面用边缘传感器及其工作方法(授权专利) 专利
专利类型: 发明专利, 专利号: ZL201911064429.6, 申请日期: 2021-04-02,
Inventors:  张勇;  张茜;  倪季君;  李烨平
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具有圆顶功能的射电望远镜箱体式集成装置及其工作方法(授权发明) 专利
专利类型: 发明专利, 专利号: ZL201910312802.9, 申请日期: 2021-03-05,
Inventors:  张勇;  胡守伟;  吴旭昊
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Focal surface attitude detection for LAMOST 期刊论文
Research in Astronomy and Astrophysics, 2020, 卷号: 20, 期号: 11, 页码: 181-191
Authors:  Hu TZ(胡天柱);  Zhang Y(张勇);  Cui XQ(崔向群);  Li YP(李烨平);  Pan XS(潘秀山);  Fu Y(傅莹)
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Methods: Data Analysis  Techniques: High Angular Resolution  Techniques: Image Processing  
Defocus Spot Detection of Astronomical Optical System 期刊论文
Research in Astronomy and Astrophysics, 2020, 卷号: 20, 期号: 3, 页码: 41-49
Authors:  Hu TZ(胡天柱);  Zhang Y(张勇);  Cui XQ(崔向群);  Li YP(李烨平);  Bai H(白华);  Pan XS(潘秀山)
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Methods: Data Analysis  Techniques: Image Processing  Telescopes  
基于反射面板间角度反馈的主动面补偿技术研究 期刊论文
中国科学: 物理学力学天文学, 2019, 卷号: 49, 期号: 9, 页码: 099507-1-9
Authors:  张惠;  李国平;  张勇
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主动面  面型补偿  面型精度  射电望远镜  Qtt  
基于三维反正切函数拟合的光斑质心提取算法 期刊论文
红外与激光工程, 2019, 卷号: 48, 期号: 2, 页码: 0226001-1-8
Authors:  张惠;  李国平;  张勇;  胡守伟
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光斑中心提取  亚像素检测  反正切函数变换  灰度拟合  
Extracting the centroid of the light spot by two-dimensional sigmoid fitting 期刊论文
Optical Engineering, 2018, 卷号: 57, 期号: 10, 页码: 104113(1-7)
Authors:  Hui Zhang;  Guoping Li;  Yong Zhang;  Shouwei Hu
View  |  Adobe PDF(2178Kb)  |  Favorite  |  View/Download:352/112  |  Submit date:2019/02/03
Centroid Estimation  Subpixel Edge Detection  Intensity Profile Fitting  Optical Sensing