GB0901810D0 - Improvements in and relating to lighting systems for train units - Google Patents

Improvements in and relating to lighting systems for train units

Info

Publication number
GB0901810D0
GB0901810D0 GBGB0901810.2A GB0901810A GB0901810D0 GB 0901810 D0 GB0901810 D0 GB 0901810D0 GB 0901810 A GB0901810 A GB 0901810A GB 0901810 D0 GB0901810 D0 GB 0901810D0
Authority
GB
United Kingdom
Prior art keywords
relating
lighting systems
train units
train
units
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
GBGB0901810.2A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MARL INTERNAT Ltd
Original Assignee
MARL INTERNAT Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MARL INTERNAT Ltd filed Critical MARL INTERNAT Ltd
Priority to GBGB0901810.2A priority Critical patent/GB0901810D0/en
Publication of GB0901810D0 publication Critical patent/GB0901810D0/en
Priority to PCT/GB2010/050171 priority patent/WO2010089596A2/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/12—Controlling the intensity of the light using optical feedback
GBGB0901810.2A 2009-02-05 2009-02-05 Improvements in and relating to lighting systems for train units Ceased GB0901810D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB0901810.2A GB0901810D0 (en) 2009-02-05 2009-02-05 Improvements in and relating to lighting systems for train units
PCT/GB2010/050171 WO2010089596A2 (en) 2009-02-05 2010-02-04 Improvements in and relating to lighting systems for train units

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0901810.2A GB0901810D0 (en) 2009-02-05 2009-02-05 Improvements in and relating to lighting systems for train units

Publications (1)

Publication Number Publication Date
GB0901810D0 true GB0901810D0 (en) 2009-03-11

Family

ID=40469560

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0901810.2A Ceased GB0901810D0 (en) 2009-02-05 2009-02-05 Improvements in and relating to lighting systems for train units

Country Status (2)

Country Link
GB (1) GB0901810D0 (en)
WO (1) WO2010089596A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8536997B2 (en) * 2010-08-12 2013-09-17 General Electric Company Vehicle lighting control apparatus and method
US9370077B2 (en) 2011-06-16 2016-06-14 Koninklijke Philips N.V. Robust daylight integration with the aid of coded light
US8664865B2 (en) * 2012-03-27 2014-03-04 General Electric Company Lighting system having an OLED light sensor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495964B1 (en) * 1998-12-18 2002-12-17 Koninklijke Philips Electronics N.V. LED luminaire with electrically adjusted color balance using photodetector
US6445139B1 (en) * 1998-12-18 2002-09-03 Koninklijke Philips Electronics N.V. Led luminaire with electrically adjusted color balance
US7088261B2 (en) * 2000-08-29 2006-08-08 Lailai Capital Corp. Traffic signal light having ambient light detection
DE10227487B4 (en) * 2002-06-19 2013-11-21 Wilo Se lighting device
WO2006012737A1 (en) * 2004-08-06 2006-02-09 Tir Systems Ltd. Lighting system including photonic emission and detection using light-emitting elements
US8373355B2 (en) * 2006-11-09 2013-02-12 Apple Inc. Brightness control of a status indicator light
US8258707B2 (en) * 2007-04-20 2012-09-04 Koninklijke Philips Electronics N.V. Lighting device with a LED used for sensing

Also Published As

Publication number Publication date
WO2010089596A3 (en) 2010-09-30
WO2010089596A2 (en) 2010-08-12

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)