(19)

(11)

EP 2 024 809 A2

(12)

(88) Date of publication A3: 24.01.2008 (43) Date of publication: 18.02.2009 Bulletin 2009/08 (21) Application number: 07797330.3 (22) Date of filing: 03.05.2007

(51) International Patent Classification (IPC):  G06F 3/06(2006.01) (86) International application number: PCT/US2007/068139 (87) International publication number: WO 2007/128005 (08.11.2007 Gazette 2007/45)

(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 LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 03.05.2006 US 797127 P (71) Applicant: Data Robotics Incorporated Mountain View, CA 94043-0848 (US)	(72) Inventors: TERRY, Julian, M. Mountain View, CA 94040 (US) CLARKSON, Neil, A. Berks RG14 6QX (GB) BARRALL, Geoffrey, S. Cupertino, CA 95014 (US) (74) Representative: Harrison Goddard Foote  Belgrave Hall Belgrave Street Leeds Yorkshire LS2 8DD Leeds Yorkshire LS2 8DD (GB)