(19)

(11)

EP 2 643 827 A1

(12)

(43) Date of publication: 02.10.2013 Bulletin 2013/40 (21) Application number: 10859949.9 (22) Date of filing: 23.11.2010

(51) International Patent Classification (IPC):  G08C 17/02(2006.01) H04W 84/18(2009.01) G01N 27/06(2006.01) (86) International application number: PCT/FI2010/050952 (87) International publication number: WO 2012/069688 (31.05.2012 Gazette 2012/22)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (71) Applicant: Laitinen-Vellonen, Sakari 40520 Jyväskylä (FI)	(72) Inventor: Laitinen-Vellonen, Sakari 40520 Jyväskylä (FI) (74) Representative: Helke, Kimmo Kalervo  Kespat Oy Vasarakatu 1 FIN-40320 Jyväskylä FIN-40320 Jyväskylä (FI)