Insulation resistance measurement circuit having self-test function without generating leakage current

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United States of America Patent

PATENT NO 9069024
APP PUB NO 20130176041A1
SERIAL NO

13823268

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Abstract

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An insulation resistance measurement circuit in which switching of first and second switches is controlled such that a leakage current may not be generated in measuring insulation resistance, and voltages output through first and second operational amplifiers are measured after opening the first and second switches and closing third and fourth switches for self-testing of the insulation resistance measurement circuit.

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Patent Owner(s)

  • SK INNOVATION CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yang, Jeong Hwan Busan, KR 30 254

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