(19)

(11)

EP 1 700 409 A2

(12)

(43) Date of publication: 13.09.2006 Bulletin 2006/37 (21) Application number: 03819252.2 (22) Date of filing: 11.12.2003

(51) International Patent Classification (IPC):  H04L 1/00(2006.01) (86) International application number: PCT/US2003/039231 (87) International publication number: WO 2005/062736 (14.07.2005 Gazette 2005/28)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (71) Applicant: ADVANCED RADIO CORPORATION Reston VA 20191 (US)	(72) Inventors: JACKSON, Paul, K., W. Reston, VA 20194 (US) HARDY, Dwaine, Scott Keedysville, MD 21756 (US) (74) Representative: Greenwood, John David et al Graham Watt & Co LLP St Botolph's House 7-9 St Botolph's Road Sevenoaks Kent TN13 3AJ Sevenoaks Kent TN13 3AJ (GB)