Monitoring apparatus

Data processing: measuring – calibrating – or testing – Measurement system – Dimensional determination

Reexamination Certificate

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Details

C342S118000, C708S300000

Reexamination Certificate

active

07428468

ABSTRACT:
To provide a monitoring device which can detect conditions of a sleeping person reliably and which is simple. A monitoring device comprising: multiple independent distance sensors11installed facing different positions in a monitored target area50to be monitored for measuring a distance to a monitored target2,a calculating unit22for calculating changes over time in the outputs of the distance sensors11,and a detection processor23for detecting changes in shape of the monitored target2based on the calculated changes over time in one or multiple distance sensor11among the multiple distance sensors11.

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patent: 2000-105281 (2000-04-01), None
patent: 2000-217802 (2000-08-01), None
patent: 2001-037739 (2001-02-01), None
patent: 2001-070256 (2001-03-01), None
patent: 2002-214327 (2002-07-01), None

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