Beidou Satellite Positioner is a satellite positioning instrument based on the Beidou satellite positioning system. In the past, the positioning instrument sold on the market was mainly based on the GPS navigation system. With the launch of the Beidou satellite positioning system in my country, the Beidou satellite positioning device based on the Beidou satellite positioning system began.

　　Beidou Satellite Navigation System is the global satellite positioning and communication system (BDS) developed by China. It is the third mature satellite navigation system after the United States Global Positioning System (GPS) and Russia Glonass. The system consists of space end, ground end, and user end. It can provide high -precision, high reliability, navigation, and time -promoting services for various users globally and throughout the day. Regional navigation, positioning, and time of time, the positioning accuracy is better than 20m, and the time accuracy is more than 100ns. On December 27, 2012, the official version of the Beidou system space signal interface control file was officially announced, and Beidou navigation business officially provided passive positioning, navigation, and time -free services to the Asia -Pacific region.

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