电离层无线电探测系统中数据采集与处理软件开发

Data Acquiring and Processing Software for Ionospheric Radio Sounding System

自主开发了电离层无线电探测系统硬件平台,设计实现了适于硬件系统的数据采集和处理软件.整个软件系统采用了多线程编程、硬件驱动程序开发、数据环形缓冲区等多种Windows高级编程技术,同时引入了FFT、RFIM等提高系统信噪比的数字信号处理算法,保证了整个系统的高速度、高效率、高稳定性和高可靠性.实地观测结果表明:该软件运行稳定可靠,所采集的数据正确可靠且精度较高,能够满足电离层无线电探测系统对软件的功能需要和性能要求.

A set of data acquisition and processing software system has been designed and implemented, based on the newly-developed ionospheric sounding hardware platform. The software system introduces many advanced programming techniques such as multi-threaded, driver development and the ring buffer, etc. At the same time, it adopts some digital signal processing algorithms like FFT and RFIM so as to improve the signal noise ratio of the system. The applications of these technologies ensure the best system performances in high-speed, high efficiency, high stability and reliability. The experimental results on the spot reveal that the software is stable, reliable, and the acquired data is accurate and usable, therefore, it can satisfy the demands for ionospheric sounding.