Train location system - Patent 2386459

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(11)

EP 2 386 459 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	02.01.2013 Bulletin 2013/01

(43)	Date of publication A2:
	16.11.2011 Bulletin 2011/46

(21)	Application number: 11165192.3

(22)	Date of filing: 06.05.2011

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International Patent Classification (IPC):

B61L 25/02^(2006.01)

B61L 25/06^(2006.01)

(84)	Designated Contracting States:
	AL 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 RS SE SI SK SM TR
	Designated Extension States:
	BA ME

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Priority:

07.05.2010 GB 201007659

(71)	Applicant: Westinghouse Brake and Signal Holdings Limited
	London Greater London SW1X 7AW (GB)

(72)	Inventor:
	Chadwick, Simon Devizes, Wiltshire SN10 3JP (GB)

(74)	Representative: Emerson, Peter James et al
	Page Hargrave Whitefriars Lewins Mead Bristol BS1 2NT Bristol BS1 2NT (GB)

(54)	Train location system

(57) Train location apparatus comprises:
means for providing information relating to the state of points within the railway region;
dynamic map creation means for creating a dynamic map of a railway region using said points information;
GNSS means for determining the location of the train from a GNSS system; and
processing means for combining the dynamic map and the GNSS location to determine the location of the train.

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