(19)

(11)

EP 2 831 810 A1

(12)

(43) Date of publication: 04.02.2015 Bulletin 2015/06 (21) Application number: 12872652.8 (22) Date of filing: 28.03.2012

(51) International Patent Classification (IPC):  G06K 9/46(2006.01) G06K 9/20(2006.01) (86) International application number: PCT/US2012/030912 (87) International publication number: WO 2013/147763 (03.10.2013 Gazette 2013/40)

(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 Designated Extension States: BA ME (71) Applicant: Texas State University-San Marcos San Marcos, Texas 78666 (US)	(72) Inventor: KOMOGORTSEV, Oleg Austin, Texas 78749 (US) (74) Representative: Cassie, Matthew David  HGF Limited 140 London Wall London EC2Y 5DN London EC2Y 5DN (GB)