(19)

(11)

EP 1 829 227 A1

(12)

(43) Date of publication: 05.09.2007 Bulletin 2007/36 (21) Application number: 04805176.7 (22) Date of filing: 20.12.2004

(51) International Patent Classification (IPC):  H04B 1/12(2006.01) (86) International application number: PCT/FI2004/000781 (87) International publication number: WO 2006/067258 (29.06.2006 Gazette 2006/26)

(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 MC NL PL PT RO SE SI SK TR (71) Applicant: Nokia Siemens Networks Oy 02610 Espoo (FI)	(72) Inventors: MATTELLINI, Luigi FI-00200 Helsinki (FI) MATTELLINI, Gian Paolo FI-00180 Helsinki (FI) KLUKOWSKI, Stefan DK-1801 Frederiksberg C (DK) (74) Representative: Ruuskanen, Juha-Pekka et al Page White & Farrer Bedford House John Street London, WC1N 2BF London, WC1N 2BF (GB)