(19)

(11)

EP 2 067 344 A1

(12)

(43) Date of publication: 10.06.2009 Bulletin 2009/24 (21) Application number: 07823143.8 (22) Date of filing: 24.09.2007

(51) International Patent Classification (IPC):  H04M 1/2745(2006.01) H04M 3/493(2006.01) (86) International application number: PCT/FI2007/050506 (87) International publication number: WO 2008/037845 (03.04.2008 Gazette 2008/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 27.09.2006 FI 20065596 (71) Applicant: Elisa Oyj 00520 Helsinki (FI)	(72) Inventor: ISOTALO, Lauri 00830 Helsinki (FI) (74) Representative: Kalliola, Sanna Marketta et al Espatent Oy Kaivokatu 10 A 00100 Helsinki 00100 Helsinki (FI)