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Ground Based Augmentation to achieve Millimeter GPS accuracy
In 2016, the system performance was being tested, including meter and decimeter level for widearea real-time services, centimeter level for the
areas within Beijing, millimeter level for postprocessing services.
When the system is operational, it will provide meter and decimeter level real-time location services for users in China, even centimeter level service in some areas.
BDS-based high-precision applications, such as the lane level vehicle navigation service, could be realized.
150 national wide-area reference stations (RSs), 1200 regional Reference stations
• National BeiDou Data Integrated Processing System, Data Backup System, 6 kinds of Industrial Data Processing Systems
• 3 broadcasting paths: Mobile Communication, Satellite Broadcasting, Digital Radio
• 4 kinds of high-precision positioning services: wide-area real-time meter level and decimeter level, regional real-time centimeter level, post-processing millimeter level