APPARATUS AND METHOD FOR CALIBRATING DIRECT CURRENT FUNCTION

Title:

APPARATUS AND METHOD FOR CALIBRATING DIRECT CURRENT FUNCTION

Document Type and Number:

WIPO Patent Application WO/2018/131940

Kind Code:

A1

Abstract:

An apparatus for calibrating a direct current according to the present invention comprises: a first meter calibrator which comprises first and second output terminals and is calibrated at a first basis point; a second meter calibrator comprising third and fourth output terminals; a digital multi-meter comprising a first input terminal connected to the first and third output terminals and a second input terminal connected to the second and fourth output terminals; and a direct current calibration circuit configured to calibrate the first and second meter calibrators and the digital multi-meter at a plurality of upward basis points and a plurality of downward basis points, on the basis of the calibrated first basis point of the first meter calibrator.

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Inventors:

KIM KYU TAE (KR)
JUNG JAE KAP (KR)

Application Number:

PCT/KR2018/000629

Publication Date:

July 19, 2018

Filing Date:

January 12, 2018

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