航天光学遥感器多单元并行实时通信仿真测试

Test and Simulation of Concurrent and Real-time Communication of Multicells of Space Optical Remote Sensor

设计了航天光学遥感器多单元并行实时通信仿真测试系统的体系结构及组成,阐述应用了航天光学遥感器内部多单元的通信机制与控制原理;提出了利用计算机检测与仿真技术结合,在通信控制电路基础上实现对相机内部单元并行的、实时的通信的新方法。通过对航天光学遥感器内部多单元实时通信原理分析和测试实验,以数理逻辑、信息技术和系统技术为基础,构造了航天光学遥感器内部多单元并行实时通信的半实物模型。应用高性能工业计算机与串行通信控制电路,以智能控制技术为指导搭建起仿真测试系统,经过测试实验证明,系统准确达到对航天光学遥感器内部多单元并行实时通信过程的仿真和检测要求,满足了对航天光学遥感器内部多单元运行状态长时间、高精度、高频率的实时监控。

The structure and composition of the test and simulation system of concurrent and real-time communication of multicells of space optical remote sensor was devised,and the communication mechanism and the control principle of multicells were set forth and applied.A new method using the computer test and simulation technology was given for realizing concurrent and real-time communication of multicells of space optical remote sensor.By analyzing the theory of communication and making experimental test,a half-real-model was established based on symbolic logic,information technology and system technology.Making use of the high-speed disposal and the intelligent control with PC,and the communication circuit,the test and simulation system has been developed.Experimental results show that the system can exactly meet the requirements for the test and simulation of concurrent and real-time communication of multicells of space optical remote sensor,and the test system can also complete real-time monitor of multicells of space optical remote sensor with high frequency and high precision for a long period.