METHOD IN A MOBILE STATION FOR MAINTAINING PLMN CONTINUITY WHEN MOVING BETWEEN NETWORKS OF DIFFERENT TYPES AS A FUNCTION OF PLMN CONTINUITY PREFERENCE - Patent 2420089

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EP 2 420 089 A1

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(43)	Date of publication:
	22.02.2012 Bulletin 2012/08

(21)	Application number: 09789599.9

(22)	Date of filing: 17.04.2009

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International Patent Classification (IPC):

H04W 48/00^(2009.01)

H04W 36/14^(2009.01)

(86)	International application number:
	PCT/US2009/040987

(87)	International publication number:
	WO 2010/120308 (21.10.2010 Gazette 2010/42)

(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

(71)	Applicant: Research in Motion Limited
	Waterloo, Ontario N2L 3W8 (CA)

(72)	Inventors:
	DWYER, Johanna Kanata Ontario K2K 3E7 (CA) CARPENTER, Paul Slough Berkshire SL1 3XE (GB) BUCKLEY, Adrian Tracy CA 94376 (US)

(74)	Representative: Moore, Barry et al
	Hanna Moore & Curley 13 Lower Lad Lane Dublin 2 Dublin 2 (IE)

(54)	METHOD IN A MOBILE STATION FOR MAINTAINING PLMN CONTINUITY WHEN MOVING BETWEEN NETWORKS OF DIFFERENT TYPES AS A FUNCTION OF PLMN CONTINUITY PREFERENCE