(19)

(11)

EP 1 034 501 A2

(12)

(88) Date of publication A3: 30.03.2000 (43) Date of publication: 13.09.2000 Bulletin 2000/37 (21) Application number: 99922434.8 (22) Date of filing: 09.06.1999

(51) International Patent Classification (IPC)7: G06F 17/60 (86) International application number: PCT/IB9901/066 (87) International publication number: WO 9964/969 (16.12.1999 Gazette 1999/50)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 11.06.1998 US 88912 P (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventor: VAN DER MEULEN, Pieter, S. NL-5656 AA Eindhoven (NL) (74) Representative: Faessen, Louis Marie Hubertus et al INTERNATIONAAL OCTROOIBUREAU B.V.,Prof. Holstlaan 6 5656 AA Eindhoven 5656 AA Eindhoven (NL)