Omron Corporation

Chunmei Huang

Kenji Homma

Masayuki Koizumi

Minami Wazumi

A proximity sensor is provided with coils () disposed in a pre-set positional relationship, a first distance calculation unit () and a second distance calculation unit () for calculating first distance information (d) and second distance information (d), respectively, from the coils () to a detection object (W) on the basis of reception results (voltages V, V) of the coils (), and a position estimating unit () for estimating the position, such as distance and azimuth, of the detection object (W) on the basis of the first distance information (d), the second distance information (d), and the positional relationship of the coils ().

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Kodaira, Japan

Chunmei Huang