(19)

(11)

EP 2 225 864 A2

(12)

(88) Date of publication A3: 27.08.2009 (43) Date of publication: 08.09.2010 Bulletin 2010/36 (21) Application number: 08853927.5 (22) Date of filing: 26.11.2008

(51) International Patent Classification (IPC):  H04L 27/26(2006.01) H04B 1/707(2006.01) (86) International application number: PCT/IB2008/054961 (87) International publication number: WO 2009/069083 (04.06.2009 Gazette 2009/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 30.11.2007 CN 200710196221 (71) Applicant: NXP B.V. 5656 AG Eindhoven (NL)	(72) Inventor: GONG, Ming Redhill Surrey RH1 1DL (GB) (74) Representative: Krott, Michel et al NXP B.V. Intellectual Property & Licensing Department High Tech Campus 32 5656 AE Eindhoven 5656 AE Eindhoven (NL)