(19)

(11)

EP 1 576 471 A2

(12)

(43) Date of publication: 21.09.2005 Bulletin 2005/38 (21) Application number: 03781551.1 (22) Date of filing: 31.10.2003

(51) International Patent Classification (IPC)7: G06F 9/445 (86) International application number: PCT/US2003/034556 (87) International publication number: WO 2004/042569 (21.05.2004 Gazette 2004/21)

(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 (30) Priority: 31.10.2002 US 422503 P 09.10.2003 US 683929 09.10.2003 US 683932 09.10.2003 US 684053 09.10.2003 US 684057 09.10.2003 US 684102 (71) Applicant: Lockheed Martin Corporation Manassas, VA 20110 (US)	(72) Inventors: RAPP, John, W. Manassas, VA 20110 (US) JACKSON, Larry Manassas, VA 20112 (US) JONES, Mark Centreville, VA 20120 (US) CHERASARO, Troy Culpeper, VA 22701 (US) (74) Representative: de Beaumont, Michel  Cabinet Michel de Beaumont 1, rue Champollion 38000 Grenoble 38000 Grenoble (FR)