(19)

(11)

EP 0 940 008 A1

(12)

(43) Date of publication: 08.09.1999 Bulletin 1999/36 (21) Application number: 98929588.0 (22) Date of filing: 16.07.1998

(51) International Patent Classification (IPC):  H03K 17/ 00( . ) H03G 3/ 20( . ) H03F 3/ 30( . ) H03K 19/ 003( . ) (86) International application number: PCT/IB1998/001075 (87) International publication number: WO 1999/010977 (04.03.1999 Gazette 1999/09)

(84) Designated Contracting States: DE FR GB IT NL (30) Priority: 26.08.1997 EP 19970202615 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventor: DE VLIEGER, Emile, Marcel NL-5656 AA Eindhoven (NL) (74) Representative: Koppen, Jan, et al  INTERNATIONAAL OCTROOIBUREAU B.V., Prof. Holstlaan 6 5656 AA Eindhoven 5656 AA Eindhoven (NL)