Doorbell communication systems and methods
US-2015319411-A1 · Nov 5, 2015 · US
US8976248B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8976248-B2 |
| Application number | US-84812010-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jul 31, 2010 |
| Priority date | Aug 3, 2009 |
| Publication date | Mar 10, 2015 |
| Grant date | Mar 10, 2015 |
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Monitoring system of person coming to entrance comprises camera for capturing image of the person and recorder for the captured image, the system informing the person of the image recordation for deterring a crime in bad visit case or making polite notice in goodwill visit case. Unlock system has an intercom for visitor to request unlock and a self unlock operating portion for resident. If unlock done through intercom with acquaintance confirmed, polite notice is preferred, whereas “note record” is added to the image record in case of intercom unlock with unacquainted assumed. If unlock done by resident, the information and the image recordation are withheld. If entrance in a group detected, “note record” is added to the image record in case bad person successively follows goodwill person duly unlocking entrance. Privacy of acquaintance visitor image is protected by password. “Note record” is added to image record without voice message.
Opening claim text (preview).
What is claimed is: 1. A monitoring system of a person coming to an entrance of a building comprising: a camera arranged to capture an image of the entrance including the person and a plurality persons including the person if any; a recorder arranged to record the image captured by the camera; a generator arranged to generate an announcement for informing the person of the fact that the capture and the recoding of the image of the person is done; an unlock system of the entr…
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