(19)

(11)

EP 2 308 220 A1

(12)

(43) Date of publication: 13.04.2011 Bulletin 2011/15 (21) Application number: 09779993.6 (22) Date of filing: 29.06.2009

(51) International Patent Classification (IPC):  H04M 3/42(2006.01) G06Q 30/00(2006.01) H04M 3/487(2006.01) (86) International application number: PCT/EP2009/058085 (87) International publication number: WO 2010/012555 (04.02.2010 Gazette 2010/05)

(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 MK MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 29.07.2008 IN CH18102008 (71) Applicant: Alcatel Lucent 75007 Paris (FR)	(72) Inventor: TANDON, Ritu New Delhi 110017 (IN) (74) Representative: Nicolle, Olivier et al Alcatel Lucent Intellectual Property & Standards 32 avenue Kléber 92700 Colombes 92700 Colombes (FR)