Design of Intelligent Circuit Characteristic Tester for Use in Harsh Environments

This paper designs and makes an intelligent circuit characteristic tester. It is used to measure the characteristics of a specific amplifier circuit, and then to intelligently determine the reasons for the failure or change of the amplifier due to the change of components.The intelligent circuit cha...

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Main Authors: Xiaonan Zhao, Shuai Deng, Yang Li
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9126824/
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author Xiaonan Zhao
Shuai Deng
Yang Li
author_facet Xiaonan Zhao
Shuai Deng
Yang Li
author_sort Xiaonan Zhao
collection DOAJ
description This paper designs and makes an intelligent circuit characteristic tester. It is used to measure the characteristics of a specific amplifier circuit, and then to intelligently determine the reasons for the failure or change of the amplifier due to the change of components.The intelligent circuit characteristic tester is driven by a single chip microcomputer (MSP32F103V) to produce a 1 kHz sinusoidal excitation signal. The influence of the output module resistance is eliminated by an impedance matching circuit, and the input is measured. The input resistance, output resistance and magnification of the measured circuit are calculated by designing the peripheral resistance at both ends of the tested circuit. The output signal of the measured circuit is filtered for DC noise and then input to the single chip microcomputer by the AD637 DC conversion module. The amplifier's input and output resistance, magnification and fault analysis results are automatically processed and measured by the E76 module.For the result of circuit test, the tester can automatically and accurately judge and display the reason of circuit change within 2 seconds.
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spelling doaj.art-38c14da304ff40de9644362c6dc3eef92022-12-21T19:58:11ZengIEEEIEEE Access2169-35362020-01-01811951111951510.1109/ACCESS.2020.30051759126824Design of Intelligent Circuit Characteristic Tester for Use in Harsh EnvironmentsXiaonan Zhao0https://orcid.org/0000-0001-6075-4590Shuai Deng1Yang Li2Tianjin Key Laboratory of Wireless Mobile Communications and Power Transmission, Tianjin Normal University, Tianjin, ChinaCollege of Electronic and Communication Engineering, Tianjin Normal University, Tianjin, ChinaTianjin Key Laboratory of Wireless Mobile Communications and Power Transmission, Tianjin Normal University, Tianjin, ChinaThis paper designs and makes an intelligent circuit characteristic tester. It is used to measure the characteristics of a specific amplifier circuit, and then to intelligently determine the reasons for the failure or change of the amplifier due to the change of components.The intelligent circuit characteristic tester is driven by a single chip microcomputer (MSP32F103V) to produce a 1 kHz sinusoidal excitation signal. The influence of the output module resistance is eliminated by an impedance matching circuit, and the input is measured. The input resistance, output resistance and magnification of the measured circuit are calculated by designing the peripheral resistance at both ends of the tested circuit. The output signal of the measured circuit is filtered for DC noise and then input to the single chip microcomputer by the AD637 DC conversion module. The amplifier's input and output resistance, magnification and fault analysis results are automatically processed and measured by the E76 module.For the result of circuit test, the tester can automatically and accurately judge and display the reason of circuit change within 2 seconds.https://ieeexplore.ieee.org/document/9126824/Integrated circuitsautomatic testingmicrocomputers
spellingShingle Xiaonan Zhao
Shuai Deng
Yang Li
Design of Intelligent Circuit Characteristic Tester for Use in Harsh Environments
IEEE Access
Integrated circuits
automatic testing
microcomputers
title Design of Intelligent Circuit Characteristic Tester for Use in Harsh Environments
title_full Design of Intelligent Circuit Characteristic Tester for Use in Harsh Environments
title_fullStr Design of Intelligent Circuit Characteristic Tester for Use in Harsh Environments
title_full_unstemmed Design of Intelligent Circuit Characteristic Tester for Use in Harsh Environments
title_short Design of Intelligent Circuit Characteristic Tester for Use in Harsh Environments
title_sort design of intelligent circuit characteristic tester for use in harsh environments
topic Integrated circuits
automatic testing
microcomputers
url https://ieeexplore.ieee.org/document/9126824/
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AT shuaideng designofintelligentcircuitcharacteristictesterforuseinharshenvironments
AT yangli designofintelligentcircuitcharacteristictesterforuseinharshenvironments