(19)

(11)

EP 2 103 045 A2

(12)

(88) Date of publication A3: 12.02.2009 (43) Date of publication: 23.09.2009 Bulletin 2009/39 (21) Application number: 07871390.6 (22) Date of filing: 07.11.2007

(51) International Patent Classification (IPC):  H04L 12/28(2006.01) (86) International application number: PCT/US2007/083916 (87) International publication number: WO 2008/067123 (05.06.2008 Gazette 2008/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 07.11.2006 US 857719 P (71) Applicant: NXP B.V. 5656 AG Eindhoven (NL)	(72) Inventor: BANERJEE, Kaberi San Jose, CA 95129 (US) (74) Representative: Williamson, Paul Lewis  NXP Semiconductors UK Ltd Betchworth House Station Road Redhill Surrey RH1 1DL Redhill Surrey RH1 1DL (GB)