北京邮电大学学报

  • EI核心期刊

北京邮电大学学报 ›› 1999, Vol. 22 ›› Issue (3): 91-98.

• 短文 • 上一篇    

A/D转换器采样数据的处理

唐阳   

  1. 北京邮电大学机械电子工程系, 北京 100876
  • 收稿日期:1998-12-31 出版日期:1999-07-10

The Processing of Sampling Datas from A/D Converters

Tang Yang   

  1. Department of Mechanical and Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing 100876
  • Received:1998-12-31 Online:1999-07-10

摘要: 为了有效地抑制随机干扰因素对A/D转换所得采样数据稳定性的影响, 提出了在数据应用之前先作处理的方法, 进行了方法的理论证明和应用的细节探讨.经过处理的输出数据能够圆满地克服数字波动.采样数据有机地迭加到输出数据的构造过程之中, 输出数据的收敛精度与运算次数呈现对数关系.

关键词: 随机干扰, 非电量检测, A/D采样, 递推

Abstract: For repressing effectively the influence of random disturbance on the stability of the A/D sampling data, a method is proposed to process those datas before the succedent applications.The algorithm is proved exactly and the details are investigated.The numeral fluctuation can be restrained satisfactorily on the processed output datas.In the above datas the sampling datas are subjoined iteratively and dynamically, and the relationship is logarithm between the convergence precision and the operation number.

Key words: random disturbance, measurement of non-electric parameters, A/D sampling, iteration

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