(19)

(11)

EP 1 259 933 A2

(12)

(88) Date of publication A3: 25.07.2001 (43) Date of publication: 27.11.2002 Bulletin 2002/48 (21) Application number: 00989150.8 (22) Date of filing: 22.12.2000

(51) International Patent Classification (IPC)7: G06K 11/18, G06K 1/12, G06F 3/033 (86) International application number: PCT/SE0002/659 (87) International publication number: WO 0104/8685 (05.07.2001 Gazette 2001/27)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 23.12.1999 SE 9904745 18.02.2000 SE 0000541 21.03.2000 SE 0000939 21.03.2000 SE 0000952 05.04.2000 SE 0001239 30.08.2000 WO PCT/SE00/01667 (71) Applicant: Anoto AB 223 70 Lund (SE)	(72) Inventors: WIEBE, Linus S-211 56 Malmö (SE) F HRAEUS, Christer S-223 62 Lund (SE) ERICSON, Petter S-212 14 Malmö (SE)