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Title:
INDOOR MONITOR SYSTEM
Document Type and Number:
Japanese Patent JP2001028086
Kind Code:
A
Abstract:

To provide an indoor monitor system which can find a dangerous state wherein an aged person, etc., becomes unconscious while falling down by distinguishing the posture of a person in a room without invading the privacy in a place wherein the privacy of a person in a room such as a rest room, a bathroom, and bedroom needs to be protected.

A luminescent-point image captured at specific time intervals by an FG view sensor 1 installed on the ceiling surface of a rest room in compared with a previously stored reference luminescent-point image to extract an area where luminescent points move. The feature quantity of this moving luminescent-point area is calculated to distinguish the posture of a person in the rest room, i.e. 'standing', 'sitting', or 'falling down'. When the posture of 'sitting' or 'falling down' lasts exceeding a specific time, a message or voice indicating that this person is in a dangerous state is sent to a portable telephone set that the family bears.


Inventors:
NAKAJIMA MASATO
AOKI HIROMICHI
HONDA TADASHI
IMAI SATOKO
Application Number:
JP1999000200318
Publication Date:
January 30, 2001
Filing Date:
July 14, 1999
Export Citation:
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Assignee:
KEIOGIJUKU
International Classes:
G08B21/04; G08B25/04; (IPC1-7): G08B21/04; G08B25/04
Attorney, Agent or Firm:
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