(19)

(11)

EP 1 230 758 A2

(12)

(88) Date of publication A3: 20.12.2001 (43) Date of publication: 14.08.2002 Bulletin 2002/33 (21) Application number: 00990460.8 (22) Date of filing: 30.10.2000

(51) International Patent Classification (IPC)7: H04L 5/14, H04L 1/00 (86) International application number: PCT/US0041/700 (87) International publication number: WO 0137/534 (25.05.2001 Gazette 2001/21)

(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: 17.11.1999 US 166028 P 14.04.2000 US 197047 P 31.07.2000 US 629563 31.07.2000 US 629565 31.07.2000 US 629564 (71) Applicant: Conexant Systems, Inc. Newport Beach,California 92660-3095 (US)	(72) Inventors: SWEITZER, Ralph, F. Ramona, CA 92065 (US) RASMUSSEN, Dean, E. Encinitas, CA 92024 (US) RUSHING, Mickey, C. San Diego, CA 92127 (US) (74) Representative: Hanna, Peter William Derek  Peter Hanna Associates11 Mespil Road Dublin 4 Dublin 4 (IE)