基于数据融合技术的智能压力传感器研究

随着科学技术的发展，智能传感器系统已成为计算机测控系统新的研究方向，而信息融合技术又为开发多功能传感器系统开辟了途径。在此采用ADuC812单片机设计硬件电路，实现信号处理，利用多维回归分析法消除多参数状态下复合灵敏度的影响，提高传感器的精度，并通过MAX232收发器实现PC机与传感器测量系统之间的通信，完成数据转换、数据处理和打印等功能，使测量系统更加完善。实验结果表明，该系统具有体积小，携带方便，精度高和功能强的特点，适合航空、宇航、海洋和化学等场所的应用。

Research on intelligent pressure sensor based on data fusion technology

With development of science and technology,the intelligent sensor system has become a new research direction of the computer control system,and information fusion technology has opened a way for the development of multi-function sensor system.The microcontroller ADuC812 is adopted to design hardware circuits and realize the signal processing.The multidimensional regression analysis method is used in the design to eliminates the impact of the composite sensitivity in the multi-parameter state and improve the accuracy of sensors.The communication between PC and sensor measurement system is realized through the MAX232 transceiver to complete data conversion,data processing and printing functions,and to make the measurement system more perfect.The experimental results show that the system is suitable for many fields such as aviation,aerospace,marine and chemistry due to its small size,portability,high accuracy and strong functions.