High-precision time service, time keeping and positioning integrated system and method based on Beidou III satellite system

The invention relates to a high-precision time service, time keeping and positioning integrated system and method based on a Beidou III satellite system. The system comprises an MCU processing unit, aGNSS positioning, time service, and resolving unit, a GNSS time keeping unit, a 4G communication unit, a multi-channel time service interface and a display unit, wherein the GNSS positioning, time service, and resolving unit, the GNSS time keeping unit, the 4G communication unit, the multi-channel time service interface and the display unit are connected with the MCU processing unit. In addition,the system also includes a GNSS active antenna connected with the GNSS positioning, time service, and resolving unit and a 4G communication antenna connected with the 4G communication unit. Therefore, integration of the time service, time keeping and positioning is realized. 本发明涉及一种基于北斗三号卫星系统的高精度授时、守时、定位一体化系统及方法，包括MCU处理单元以及与其相连的GNSS定位授时解算单元、GNSS守时单元、4G通信单元、多通道授时接口、显示单元；还包括与GNSS定位授时解算单元相连的GNSS有源天线、与4G通信单元相连的4G通讯天线；本发明实现了集授