(19)

(11)

EP 2 130 339 A1

(12)

(43) Date of publication: 09.12.2009 Bulletin 2009/50 (21) Application number: 08743672.1 (22) Date of filing: 04.03.2008

(51) International Patent Classification (IPC):  H04L 25/02(2006.01) H04L 27/26(2006.01) (86) International application number: PCT/US2008/055797 (87) International publication number: WO 2008/109600 (12.09.2008 Gazette 2008/37)

(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 (30) Priority: 05.03.2007 US 893058 P 05.03.2007 US 893060 P 12.07.2007 US 777251 (71) Applicant: QUALCOMM Incorporated San Diego, California 92121-1714 (US)	(72) Inventors: BREHLER, Matthias San Diego, California 92121-1714 (US) CHAN, Joseph San Diego, California 92121-1714 (US) (74) Representative: Carstens, Dirk Wilhelm  Wagner & Geyer Gewürzmühlstrasse 5 80538 München 80538 München (DE)