(19)
(11) EP 2 255 559 A1

(12)

(43) Date of publication:
01.12.2010 Bulletin 2010/48

(21) Application number: 09711967.1

(22) Date of filing: 20.02.2009
(51) International Patent Classification (IPC): 
H04W 12/04(2009.01)
(86) International application number:
PCT/US2009/001092
(87) International publication number:
WO 2009/105249 (27.08.2009 Gazette 2009/35)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA RS

(30) Priority: 20.02.2008 US 66437 P
18.02.2009 US 378653

(71) Applicant: Alcatel-Lucent USA Inc.
Murray Hill, New Jersey 07974-0636 (US)

(72) Inventors:
  • BRUSILOVSKY, Alec
    Naperville IL 60564 (US)
  • GODARD, Tania
    F-92100 Boulogne-Billancourt (FR)
  • PATEL, Sarvar
    Montville NJ 07045 (US)

(74) Representative: Richardt, Markus Albert 
Richardt Patents Trademarks Wilhelmstraße 7
65185 Wiesbaden
65185 Wiesbaden (DE)

   


(54) SYSTEM AND METHOD FOR PERFORMING HANDOVERS, OR KEY MANAGEMENT WHILE PERFORMING HANDOVERS IN A WIRELESS COMMUNICATION SYSTEM