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基于IDDT的数字电路故障诊断研究

余长庚 赖丽萍

现代电子技术2011,Vol.34Issue(13):179-182,4.
现代电子技术2011,Vol.34Issue(13):179-182,4.

基于IDDT的数字电路故障诊断研究

IDDT Based Diagnosis of Digital Circuit Defects

余长庚 1赖丽萍1

作者信息

  • 1. 贺州学院,广西贺州 542800
  • 折叠

摘要

Abstract

The resistive-open defects in the digital circuit refers to an imperfect circuit connection of resistors between two circuit nodes that should be connected. A resistive-open defect does not cause a function fault immediately, but it may cause the delay fault, and cannot be detected with the method of voltage: A test method of transient current ( JDdt) for resistive open faults is proposed. It can ensure the location of the fault by means of wavelet analysis.

关键词

电阻性开路故障;瞬态电流IDDT;小波分析;数字电路

Key words

resistive-open defect/ transient current (Iddt)s wavelet analysis) digital circuit

分类

信息技术与安全科学

引用本文复制引用

余长庚,赖丽萍..基于IDDT的数字电路故障诊断研究[J].现代电子技术,2011,34(13):179-182,4.

现代电子技术

1004-373X

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