(19)

(11)

EP 1 797 665 A2

(12)

(88) Date of publication A3: 28.12.2006 (43) Date of publication: 20.06.2007 Bulletin 2007/25 (21) Application number: 05788784.6 (22) Date of filing: 21.09.2005

(51) International Patent Classification (IPC):  H04L 7/08(2006.01) H04L 1/20(2006.01) H04L 7/033(2006.01) H04L 1/00(2006.01) (86) International application number: PCT/IB2005/002783 (87) International publication number: WO 2006/032978 (30.03.2006 Gazette 2006/13)

(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 NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 22.09.2004 US 612007 P (71) Applicant: FreeSystems Pte Ltd Ayer Rajah Industrial Estate, Singapore 139959 (SG)	(72) Inventor: CHUA, Beng, Huat Singapore 681692 (SG) (74) Representative: Schuffenecker, Thierry  120 Chemin de la Maure 06800 Cagnes sur Mer 06800 Cagnes sur Mer (FR)