(19)

(11)

EP 2 080 281 A1

(12)

(43) Date of publication: 22.07.2009 Bulletin 2009/30 (21) Application number: 07844767.9 (22) Date of filing: 31.10.2007

(51) International Patent Classification (IPC):  H04B 7/00(2006.01) (86) International application number: PCT/US2007/083157 (87) International publication number: WO 2009/058139 (07.05.2009 Gazette 2009/19)

(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 (71) Applicant: Agere Systems, Inc. Allentown, PA 18109 (US)	(72) Inventor: DREIFUS, David, Lane Clinton NJ 08809 (US) (74) Representative: Williams, David John et al Page White & Farrer Bedford House John Street London WC1N 2BF London WC1N 2BF (GB)