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Title:
HUMAN BODY DETECTION METHOD, APPARATUS, AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2016/008430
Kind Code:
A1
Abstract:
Provided are a human body detection method, apparatus, and air conditioner; the method, on the basis of the characteristic of a significant temperature difference between human body temperature and indoor ambient temperature, uses changes in temperature at various indoor zones to detect a human body, and comprises: current indoor temperature field data is obtained, and after processing, the current indoor temperature field data is used as the present indoor temperature, the present indoor temperature being the set of current temperatures of the pixels in the pixel matrix corresponding to the temperature field (S1); then, difference processing is performed on the present indoor temperature and the ambient indoor temperature corresponding to same, to obtain the differential temperature between the pixels (S2); the pixels having a differential temperature not smaller than a preset threshold value are clustered to obtain N heat sources (S3); finally, the heat sources not smaller than a preset number of pixels are determined to be human bodies (S5).

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Inventors:
MAO YUEHUI (CN)
TAO MENGCHUN (CN)
WANG ZI (CN)
LIANG BO (CN)
Application Number:
PCT/CN2015/084243
Publication Date:
January 21, 2016
Filing Date:
July 16, 2015
Export Citation:
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Assignee:
GREE ELECTRIC APPLIANCES INC (CN)
International Classes:
F24F11/00; G01V9/00
Domestic Patent References:
WO2013126511A12013-08-29
Foreign References:
CN103263255A2013-08-28
CN101900400A2010-12-01
CN202885174U2013-04-17
CN102519087A2012-06-27
CN103777253A2014-05-07
US5602391A1997-02-11
JP2011179897A2011-09-15
CN104061662A2014-09-24
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
北京集佳知识产权代理有限公司 (CN)
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