GB2446410B - Traffic signal light - Google Patents

Traffic signal light

Info

Publication number
GB2446410B
GB2446410B GB0702315A GB0702315A GB2446410B GB 2446410 B GB2446410 B GB 2446410B GB 0702315 A GB0702315 A GB 0702315A GB 0702315 A GB0702315 A GB 0702315A GB 2446410 B GB2446410 B GB 2446410B
Authority
GB
United Kingdom
Prior art keywords
signal light
traffic signal
traffic
light
signal
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.)
Expired - Fee Related
Application number
GB0702315A
Other versions
GB2446410A (en
GB0702315D0 (en
Inventor
Jim Wareing
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.)
SIGNAL HOUSE Ltd
Original Assignee
SIGNAL HOUSE 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 SIGNAL HOUSE Ltd filed Critical SIGNAL HOUSE Ltd
Priority to GB0702315A priority Critical patent/GB2446410B/en
Publication of GB0702315D0 publication Critical patent/GB0702315D0/en
Priority to EP08250445A priority patent/EP1959715A1/en
Publication of GB2446410A publication Critical patent/GB2446410A/en
Application granted granted Critical
Publication of GB2446410B publication Critical patent/GB2446410B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
    • B61L5/1809—Daylight signals
    • B61L5/1836—Daylight signals using light sources of different colours and separate optical systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
    • B61L5/1809—Daylight signals
    • B61L5/1845—Optical systems, lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
    • B61L5/1809—Daylight signals
    • B61L5/1881—Wiring diagrams for power supply, control or testing
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • H05B33/0833—
    • H05B33/0851—
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L2207/00—Features of light signals
    • B61L2207/02—Features of light signals using light-emitting diodes [LEDs]
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Led Device Packages (AREA)
  • Traffic Control Systems (AREA)
GB0702315A 2007-02-07 2007-02-07 Traffic signal light Expired - Fee Related GB2446410B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0702315A GB2446410B (en) 2007-02-07 2007-02-07 Traffic signal light
EP08250445A EP1959715A1 (en) 2007-02-07 2008-02-07 Traffic signal light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0702315A GB2446410B (en) 2007-02-07 2007-02-07 Traffic signal light

Publications (3)

Publication Number Publication Date
GB0702315D0 GB0702315D0 (en) 2007-03-21
GB2446410A GB2446410A (en) 2008-08-13
GB2446410B true GB2446410B (en) 2011-07-13

Family

ID=37898853

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0702315A Expired - Fee Related GB2446410B (en) 2007-02-07 2007-02-07 Traffic signal light

Country Status (2)

Country Link
EP (1) EP1959715A1 (en)
GB (1) GB2446410B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1396088B1 (en) † 2009-10-16 2012-11-09 Solari Di Udine S P A LUMINOUS LED SIGNALING DEVICE AND ITS CONTROL PROCEDURE
DE102010012800A1 (en) * 2010-03-19 2011-09-22 Siemens Aktiengesellschaft LED light signal
DE102010026012A1 (en) 2010-06-29 2011-12-29 Siemens Aktiengesellschaft LED light signal
DE102010043828A1 (en) * 2010-11-12 2012-05-16 Siemens Aktiengesellschaft LED signal light for use in railway, has image sensors that measure color specific light intensity of LED for each light spot of signal screen
JP6449591B2 (en) 2013-09-02 2019-01-09 エフ．ホフマン−ラ ロシュ アーゲーＦ． Ｈｏｆｆｍａｎｎ−Ｌａ Ｒｏｃｈｅ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ Biological liquid light measuring device
RU2572362C2 (en) * 2014-05-15 2016-01-10 Акционерное общество "Научно-производственное объединение автоматики имени академика Н.А. Семихатова" Led device
DE102021134127A1 (en) * 2021-12-21 2023-06-22 Deutsches Zentrum für Luft- und Raumfahrt e.V. Lighting system and radiation sensor system with lighting system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998049872A1 (en) * 1997-04-30 1998-11-05 Signal House Limited Traffic signals
WO2002019776A1 (en) * 2000-08-29 2002-03-07 Power Signal Technologies, Inc. Constant output solid state light source with electronically filtered optical feedback
WO2002023954A1 (en) * 2000-09-15 2002-03-21 Koninklijke Philips Electronics N.V. Led luminaire
EP1215641A2 (en) * 2000-12-13 2002-06-19 Oy Sabik AB Apparatus for monitoring and controlling a traffic control light
US20060017583A1 (en) * 2004-07-26 2006-01-26 Davenport David M Apparatus and method for monitoring the output of a warning or indicator light
WO2006056066A1 (en) * 2004-11-29 2006-06-01 Tir Systems Ltd. Integrated modular lighting unit
WO2006067267A1 (en) * 2004-12-23 2006-06-29 Oy Sabik Ab Led illuminator for traffic control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4998043A (en) * 1989-05-01 1991-03-05 Fujikura Ltd. LED stabilizing light source device
AU2003285637A1 (en) * 2002-12-20 2004-07-14 Koninklijke Philips Electronics N.V. Sensing light emitted from multiple light sources
FR2875993B1 (en) * 2004-09-28 2006-12-08 Thales Sa ELECTROLUMINESCENT DIODE LIGHT BOX
US7350933B2 (en) * 2005-05-23 2008-04-01 Avago Technologies Ecbu Ip Pte Ltd Phosphor converted light source
EP1905274A1 (en) * 2005-06-30 2008-04-02 Philips Intellectual Property & Standards GmbH Method and system for controlling the output of a luminaire
JP2009513011A (en) * 2005-10-19 2009-03-26 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Color lighting device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998049872A1 (en) * 1997-04-30 1998-11-05 Signal House Limited Traffic signals
WO2002019776A1 (en) * 2000-08-29 2002-03-07 Power Signal Technologies, Inc. Constant output solid state light source with electronically filtered optical feedback
WO2002023954A1 (en) * 2000-09-15 2002-03-21 Koninklijke Philips Electronics N.V. Led luminaire
EP1215641A2 (en) * 2000-12-13 2002-06-19 Oy Sabik AB Apparatus for monitoring and controlling a traffic control light
US20060017583A1 (en) * 2004-07-26 2006-01-26 Davenport David M Apparatus and method for monitoring the output of a warning or indicator light
WO2006056066A1 (en) * 2004-11-29 2006-06-01 Tir Systems Ltd. Integrated modular lighting unit
WO2006067267A1 (en) * 2004-12-23 2006-06-29 Oy Sabik Ab Led illuminator for traffic control

Also Published As

Publication number Publication date
GB2446410A (en) 2008-08-13
EP1959715A1 (en) 2008-08-20
GB0702315D0 (en) 2007-03-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230207