(19)

(11)

EP 1 442 584 A1

(12)

(43) Date of publication: 04.08.2004 Bulletin 2004/32 (21) Application number: 02807516.6 (22) Date of filing: 10.09.2002

(51) International Patent Classification (IPC)7: H04L 29/08, H04L 12/64 (86) International application number: PCT/US2002/028721 (87) International publication number: WO 2004/004284 (08.01.2004 Gazette 2004/02)

(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 Designated Extension States: AL LT LV MK RO SI (30) Priority: 10.09.2001 US 318458 P (71) Applicant: GlobeSpan Virata Incorporated Red Bank, NJ 07701 (US)	(72) Inventors: SORBARA, Massimo Freehold, NJ (US) LIN, Jung-Lung Holmdel, NJ (US) PALEY, Leon East Brunswick, NJ (US) (74) Representative: Plougmann & Vingtoft A/S  Sundkrogsgade 9P.O. Box 831 2100 Copenhagen O 2100 Copenhagen O (DK)