(19)

(11)

EP 2 097 872 A1

(12)

(43) Date of publication: 09.09.2009 Bulletin 2009/37 (21) Application number: 06817542.1 (22) Date of filing: 28.11.2006

(51) International Patent Classification (IPC):  G06T 9/00(2006.01) G06K 9/40(2006.01) (86) International application number: PCT/AU2006/001788 (87) International publication number: WO 2008/064388 (05.06.2008 Gazette 2008/23)

(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 NL PL PT RO SE SI SK TR (71) Applicant: Silverbrook Research Pty. Limited Balmain, NSW 2041 (AU)	(72) Inventors: PLUNKETT, Richard Thomas Balmain, NSW 2041 (AU) VERA, Raul Evelio Balmain, NSW 2041 (AU) (74) Representative: Moore, Barry et al Hanna Moore & Curley 13 Lower Lad Lane Dublin 2 Dublin 2 (IE)