(19)

(11)

EP 2 389 710 A1

(12)

(43) Date of publication: 30.11.2011 Bulletin 2011/48 (21) Application number: 09738156.0 (22) Date of filing: 28.04.2009

(51) International Patent Classification (IPC):  H01Q 1/44(2006.01) H01Q 1/24(2006.01) H01Q 1/42(2006.01) (86) International application number: PCT/EP2009/055143 (87) International publication number: WO 2009/133112 (05.11.2009 Gazette 2009/45)

(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 (30) Priority: 02.05.2008 EP 08155601 (71) Applicant: Nokia Siemens Networks OY 02610 Espoo (FI)	(72) Inventors: MIKKOLA, Matti FI-00150 Helsinki (FI) NYLÉN, Tuomas FI-00270 Helsinki (FI)