(19)

(11)

EP 2 705 333 A1

(12)

(43) Date of publication: 12.03.2014 Bulletin 2014/11 (21) Application number: 11718089.3 (22) Date of filing: 05.05.2011

(51) International Patent Classification (IPC):  G01D 4/00(2006.01) H04W 12/08(2009.01) H04L 29/06(2006.01) G06Q 50/00(2012.01) (86) International application number: PCT/EP2011/057232 (87) International publication number: WO 2012/149981 (08.11.2012 Gazette 2012/45)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (71) Applicant: Nokia Solutions and Networks Oy 02610 Espoo (FI)	(72) Inventor: ROOKE, Michael John FI-05840 Hyvinkää (FI) (74) Representative: Borgström, Markus et al Nokia Solutions and Networks GmbH & Co. KG CEF T&I IPR / Patent Administration 80240 Munich 80240 Munich (DE)