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介绍了风云二号卫星指令与数据获取站(CDAS)实时遥测定姿系统,该系统是一个采用多级容错、多处理器并发运行体系结构,统一实现包括精太阳脉冲解调在内的模拟遥测信号实时处理、卫星姿态实时确定、编码遥测信号解调和数据实时处理、卫星星-地回路仿真测试及系统大容量数据、图形、字符实时处理、通信、记录等多功能、长寿命、高可靠实时遥测定姿系统。
This paper introduces the real-time Telemetry Attitude and Attitude System of FY-2 Satellite Command and Data Acquisition Station (CDAS). The system is a multi-stage fault-tolerant and multi-processor concurrent operation architecture, which realizes the unified telemetry including refined sun pulse demodulation Real-time signal processing, satellite attitude determination in real time, demodulation of coded telemetry signals and data real-time processing, satellite star-ground loop simulation testing and system large capacity data, graphics, real-time character processing, communication, recording and other multi-functional, long life and high reliability Real-time Telemetry Attitude System.