发明名称 |
Image monitoring apparatus and image monitoring method |
摘要 |
An image monitoring apparatus for detecting a confined passenger in an elevator just from an image, without using a dedicated sensor. The image monitoring apparatus includes an image acquirer for acquiring an image; a door area definer for defining a door defining area for the image; a door extracter for extracting a door image from the door defining area of the image; a door open/closed state sensor for determining whether the door is open or closed; a passenger area definer for defining a passenger defining area; a passenger extracter for extracting a passenger image from the passenger defining area of the image; a passenger presence determination for determining whether a passenger is present; a decision unit for determining whether a passenger is confined in the closed space by whether the door is open or closed and the passenger presence determination; and an alarm for issuing an alarm if a passenger has been confined in the closed space.
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申请公布号 |
US6339375(B1) |
申请公布日期 |
2002.01.15 |
申请号 |
US20000609474 |
申请日期 |
2000.06.30 |
申请人 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
发明人 |
HIRATA NAMI;HASHIMOTO MANABU;SUMI KAZUHIKO;NARASADA HIROSHI |
分类号 |
H04N7/18;B66B3/00;G01V8/10;G06T1/00;(IPC1-7):G08B13/00 |
主分类号 |
H04N7/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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