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(11)

EP 1 290 599 A1

(12)

(43) Date of publication: 12.03.2003 Bulletin 2003/11 (21) Application number: 01933648.6 (22) Date of filing: 22.05.2001

(51) International Patent Classification (IPC)7: G06F 17/60, H04L 9/32 (86) International application number: PCT/DK0100/352 (87) International publication number: WO 0109/0968 (29.11.2001 Gazette 2001/48)

(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: 22.05.2000 DK 200000814 23.05.2000 US 206565 P (71) Applicant: Engberg, Stephan J. DK-2800 Lyngby (DK)	(72) Inventor: Engberg, Stephan J. DK-2800 Lyngby (DK) (74) Representative: Nielsen, Henrik Sten et al Budde, Schou & Ostenfeld A/SVester Sögade 10 1601 Copenhagen V 1601 Copenhagen V (DK)