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(11)

EP 1 743 191 A2

(12)

(88) Date of publication A3: 23.11.2006 (43) Date of publication: 17.01.2007 Bulletin 2007/03 (21) Application number: 05856699.3 (22) Date of filing: 06.05.2005

(51) International Patent Classification (IPC):  G01T 1/00(2006.01) G01T 1/02(2006.01) G01T 1/14(2006.01) G01V 15/00(2006.01) G08C 17/02(2006.01) (86) International application number: PCT/US2005/015785 (87) International publication number: WO 2006/083265 (10.08.2006 Gazette 2006/32)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR LV MK YU (30) Priority: 06.05.2004 US 840092 06.05.2004 US 840553 (71) Applicants: UT-Battelle, LLC Oak Ridge, TN 37831 (US) Navigational Sciences, Inc. Charleston, SC 29406 (US)

(72) Inventors: HANSON, Gregory, Richard Clinton, Tennessee 37831 (US) SMITH, Stephen, Fulton Loudon, Tennessee 37774 (US) MOORE, Michael, Roy Corryton, Tennessee 37721 (US) DOBSON, Eric, Lesley Charleston, South Carolina 29414 (US) BLAIR, Jeffrey, Scott Charleston, South Carolina 29414 (US) DUNCAN, Christopher, Allen Marietta, Georgia 30068 (US) LENARDUZZI, Roberto Knoxville, Tennessee 37922 (US) (74) Representative: Wallin, Nicholas James et al Withers & Rogers LLP Goldings House, 2 Hays Lane London SE1 2HW London SE1 2HW (GB)