EP 0861481 B1 19990818 - SYSTEM FOR MONITORING A SWIMMING POOL TO PREVENT DROWNING ACCIDENTS
Title (en)
SYSTEM FOR MONITORING A SWIMMING POOL TO PREVENT DROWNING ACCIDENTS
Title (de)
SCHWIMMBADÜBERWACHUNGSSYSTEM ZUR VERHÜTUNG VON ERTRINKENSUNFÄLLEN
Title (fr)
SYSTEME DE SURVEILLANCE D'UNE PISCINE POUR LA PREVENTION DES NOYADES
Publication
Application
Priority
- FR 9601789 W 19961113
- FR 9513585 A 19951116
- FR 9610442 A 19960826
Abstract (en)
[origin: WO9718542A1] A system for monitoring a swimming pool to prevent drowning accidents, including sensing means (D1, D2, D3) for providing electrical signals forming images of bodies immersed in the pool water; means (10) for digitising the resulting images; means (10) for compressing the digital image data; means (11<u>a</u>, 11<u>b</u>) for storing the digital image data at a series of times; means (12, 13) for comparing digitised images of a single body at a series of times; means (12, 13) for estimating the nature of a body, the path of the body and changes in the position of the body on the basis of the series of images; and decision means (12, 13) for operating alarm means should the path or movement of the body being observed give cause for concern.
IPC 1-7
IPC 8 full level
G08B 21/08 (2006.01)
CPC (source: EP US)
G08B 21/082 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9718542 A1 19970522; AT E183596 T1 19990915; AU 7577296 A 19970605; CA 2235766 A1 19970522; CA 2235766 C 20010710; DE 69603875 D1 19990923; DE 69603875 T2 20000420; EP 0861481 A1 19980902; EP 0861481 B1 19990818; ES 2137733 T3 19991216; FR 2741370 A1 19970523; FR 2741370 B1 19980529; GR 3031844 T3 20000229; US 6133838 A 20001017
DOCDB simple family (application)
FR 9601789 W 19961113; AT 96938302 T 19961113; AU 7577296 A 19961113; CA 2235766 A 19961113; DE 69603875 T 19961113; EP 96938302 A 19961113; ES 96938302 T 19961113; FR 9610442 A 19960826; GR 990402938 T 19991116; US 6851498 A 19980512