Decoding algorithms of single photon counting imager based on two-dimensional Vernier anodes  

作　　者：YANG Hao ZHAO BaoSheng YAN QiuRong LIU YongAn HU HuiJun 

机构地区：[1]State Key Laboratory of Transient Optics and Photonics, Xi ＇an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Xi＇an 710119, China [2]Graduate University of Chinese Academy of Sciences, Beijing 100049, China

出　　处：《Science China(Physics,Mechanics & Astronomy)》2011年第11期1943-1947,共5页中国科学：物理学、力学、天文学（英文版）

基　　金：supported by the National Natural Science Foundation of China (Grant No. 10878005/A03)

摘　　要：The decoding algorithms of two-dimensional Vernier anodes are deduced theoretically.The precision of decoding and uniqueness of encoding are proved.The influencing factors of detection sensitivity and spatial resolution are discussed.The single photon imaging system is constructed,and the two-dimensional Vernier collector is fabricated.The image of the ultra-weak emission source is reconstructed.The spatial resolution of the system is about 100μm.The decoding algorithms of two-dimensional Vernier anodes are deduced theoretically. The precision of decoding and unique- ness of encoding are proved. The influencing factors of detection sensitivity and spatial resolution are discussed. The single photon imaging system is constructed, and the two-dimensional Vernier collector is fabricated. The image of the ultra-weak emission source is reconstructed. The spatial resolution of the system is about 100 μm.

关 键 词：decoding algorithms photon counting imaging Vernier collector influencing factors 

分 类 号：TP311.13[自动化与计算机技术—计算机软件与理论] TN911.22[自动化与计算机技术—计算机科学与技术]