(19)

(11)

EP 1 044 550 A1

(12)

(43) Date of publication: 18.10.2000 Bulletin 2000/42 (21) Application number: 99948953.7 (22) Date of filing: 23.09.1999

(51) International Patent Classification (IPC)7: H04M 1/725 (86) International application number: PCT/EP9907/449 (87) International publication number: WO 0019/688 (06.04.2000 Gazette 2000/14)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 25.09.1998 US 160491 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventor: HIRSCH, Olaf, J. NL-5656 AA Eindhoven (NL) (74) Representative: Duijvestijn, Adrianus Johannes  Internationaal Octrooibureau B.V.,Prof. Holstlaan 6 5656 AA Eindhoven 5656 AA Eindhoven (NL)