Arc detector and arc detection method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10554035
APP PUB NO 20170324236A1
SERIAL NO

15657306

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Abstract

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An arc detector includes a current sensor, a power spectrum conversion unit that converts an output from the current sensor to a power spectrum, a section value obtaining unit that divides an arc measurement section for the power spectrum into a plurality of regions, and obtains, from region values for the plurality of regions excluding a maximum one of the region values, a region value to be a section value of the arc measurement section, and an arc determination unit that determines a presence of an arc by comparing the section value with a threshold.

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Patent Owner(s)

Patent OwnerAddress
OMRON CORPORATIONSHIOKOJI-DORI SHIMOGYO-KU KYOTO-SHI KYOTO 600-8530

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ashida, Takeshi Nara, JP 27 200
Fujii, Toru Kyoto, JP 106 1025
Hattori, Reiko Souraku-gun, JP 30 88
Tomita, Kohei Kyoto, JP 24 121

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