(19)
(11) EP 2 896 016 A1

(12)

(43) Date of publication:
22.07.2015 Bulletin 2015/30

(21) Application number: 13770580.2

(22) Date of filing: 13.09.2013
(51) International Patent Classification (IPC): 
G06T 7/00(2006.01)
 G06T 7/60(2006.01)
(86) International application number:
PCT/US2013/059587
(87) International publication number:
WO 2014/043431 (20.03.2014 Gazette 2014/12)
(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

(30) Priority: 14.09.2012 US 201213617416

(71) Applicants:
  • Siemens Corporation
    Iselin, NJ 08830 (US)
  • Siemens Energy, Inc.
    Orlando, FL 32826-2399 (US)

(72) Inventors:
  • LI, Gang
    Princeton, New Jersey 08540 (US)
  • GENC, Yakup
    Clifton, New Jersey 07011 (US)
  • BALEINE, Erwan
    Orlando, Florida 32822 (US)
  • LEMIEUX, Dennis H.
    Casselberry, Florida 32707 (US)

(74) Representative: Isarpatent 
Patentanwälte Behnisch Barth Charles Hassa Peckmann & Partner mbB Friedrichstrasse 31
80801 München
80801 München (DE)

   


(54) A HOUGH TRANSFORM APPROACH TO GAP MEASUREMENT IN BLADE INSPECTION