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《Science of Surveying and Mapping》 2009-03
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On the continuous operating reference station system of GNSS in China

CHEN Jun-yong①②,ZHANG Peng②①State Bureau of Surveying & Mapping,Beijing 100830,China;②State Fundamental Geographical Information Centre,Beijing 100044,China  
Global navigation satellite system(GNSS) Continuous Operating Reference Station(CORS) System can maintain a accurate,3D,geocentric and dynamic reference coordinate frame in the corresponding area,can provide positioning and navigation service.It can also serve for the meteorology,geodynamics,earthquake monitoring and Location Based services(LBS) etc in the same area.The GNSS CORS has become a rapid developed infrastructure in some cities and provinces of China.The present situation of GNSS CORS in China is introduced.Three problems existed in recent development stage of GNSS CORS in China are pointed out.The goal,principles and project for construct a China National CORS system are discussed in the paper.
【CateGory Index】: P228.4
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