Minebea Mitsumi Inc.

Noriyuki Yatabe

Kohei Yamaguchi

Junichi Igawa

A position determination device includes: a communication unit including communication devices to perform wireless communication with a mobile terminal, the communication devices to repeatedly perform UWB communication for detecting a distance measurement value Vr, at least one of the communication devices being configured to repeatedly perform BLE communication for receiving the movement value Vm; a main position determination unit to determine a first coordinate position Pf(n) as a position of the mobile terminal, based on distance measurement values Vr; a sub-position determination unit to determine a second coordinate position Ps(n) as a position of the mobile terminal, based on the movement value Vm; and a determination position setting unit to set any one of the first coordinate position Pf(n) and the second coordinate position Ps(n) as a determination coordinate position Pj(n) that is a current position of the mobile terminal.

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Hiroshima, Japan

Noriyuki Yatabe