Title:
METHOD AND DEVICE FOR DETECTING ABNORMAL STATE
Document Type and Number:
Japanese Patent JP3454979
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To extract the occurrence of an abnormal state or the like in a picture without comparison with templates by picking up a picture in a monitor area to continuously take in it and performing the processing between plural continuous pictures in each divided area to detect abnormal state.
SOLUTION: An ITV camera 1 continuously picks up the picture in the monitor area, and the picture signal outputted from the ITV camera 1 is inputted to an A/D conversion part 2 and is digitized by the sampling pulse from a sampling pulse generation part 3 and is successively stored in a picture memory 4 as picture data. A processing part 7 divides the input picture, which has been taken into the picture memory 4, into plural areas equally divided in the vertical and horizontal directions, and a prescribed processing is performed between pictures in each divided area to detect the abnormal state in the monitor area. If the occurrence of the abnormal state is discriminated, an alarm device 8 is operated to inform a clerk in charge or the like of it.
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Inventors:
Atsushi Ogata
Application Number:
JP19046095A
Publication Date:
October 06, 2003
Filing Date:
July 26, 1995
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H04N7/18; G06T7/20; G08B13/196; G08B21/00; G08B25/00; (IPC1-7): G08B13/196; G06T7/20; G08B21/00; G08B25/00; H04N7/18
Domestic Patent References:
| JP5151471A | ||||
| JP271397A | ||||
| JP7129778A |
Attorney, Agent or Firm:
Takehiko Suzue
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