(19)

(11)

EP 2 195 958 A2

(12)

(88) Date of publication A3: 09.07.2009 (43) Date of publication: 16.06.2010 Bulletin 2010/24 (21) Application number: 08834690.3 (22) Date of filing: 24.09.2008

(51) International Patent Classification (IPC):  H04L 5/00(2006.01) H04W 72/12(2009.01) (86) International application number: PCT/US2008/011081 (87) International publication number: WO 2009/042158 (02.04.2009 Gazette 2009/14)

(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: 27.09.2007 US 995836 P 09.07.2008 US 217867 (71) Applicant: LUCENT TECHNOLOGIES INC. Murray Hill, NJ 07974-0636 (US)	(72) Inventors: BALACHANDRAN, Krishna Morganville NJ 07751 (US) CALIN, Doru Manalapan NJ 07726 (US) PAREKH, Shyam, P. Orinda CA 94563 (US) RUDRAPATNA, Ashok, N. Basking Ridge NJ 07920 (US) (74) Representative: Richardt, Markus Albert  Richardt Patents Trademarks Wilhelmstraße 7 65185 Wiesbaden 65185 Wiesbaden (DE)