(19)

(11)

EP 1 417 565 A1

(12)

(43) Date of publication: 12.05.2004 Bulletin 2004/20 (21) Application number: 02791493.6 (22) Date of filing: 17.07.2002

(51) International Patent Classification (IPC)7: G06F 7/52 (86) International application number: PCT/EP2002/009476 (87) International publication number: WO 2003/012625 (13.02.2003 Gazette 2003/07)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR (30) Priority: 17.07.2001 FR 0109525 (71) Applicant: Infineon Technologies AG 81541 München (DE)	(72) Inventor: ROBERT, Catherine F-38950 Quaix En Chartreuse (FR) (74) Representative: de Beaumont, Michel  Cabinet Michel de Beaumont1, rue Champollion 38000 Grenoble 38000 Grenoble (FR)