AU2010295242B2 - A LED display system - Google Patents

A LED display system Download PDF

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Publication number
AU2010295242B2
AU2010295242B2 AU2010295242A AU2010295242A AU2010295242B2 AU 2010295242 B2 AU2010295242 B2 AU 2010295242B2 AU 2010295242 A AU2010295242 A AU 2010295242A AU 2010295242 A AU2010295242 A AU 2010295242A AU 2010295242 B2 AU2010295242 B2 AU 2010295242B2
Authority
AU
Australia
Prior art keywords
display system
led display
leds
driver circuit
led
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
AU2010295242A
Other languages
English (en)
Other versions
AU2010295242A1 (en
Inventor
Michael Sick Cheong Tsang
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.)
ELECTRONIC RESEARCH Pty Ltd
Original Assignee
ELECTRONIC RES Pty 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
Priority claimed from AU2009904486A external-priority patent/AU2009904486A0/en
Application filed by ELECTRONIC RES Pty Ltd filed Critical ELECTRONIC RES Pty Ltd
Priority to AU2010295242A priority Critical patent/AU2010295242B2/en
Publication of AU2010295242A1 publication Critical patent/AU2010295242A1/en
Application granted granted Critical
Publication of AU2010295242B2 publication Critical patent/AU2010295242B2/en
Ceased 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]
    • H05B45/10—Controlling the intensity of the light
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
    • G09G3/12—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using electroluminescent elements
    • G09G3/14—Semiconductor devices, e.g. diodes
    • 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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • 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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/04—Display protection
    • G09G2330/045—Protection against panel overheating
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/08—Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2380/00—Specific applications
    • G09G2380/06—Remotely controlled electronic signs other than labels

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Traffic Control Systems (AREA)
  • Control Of El Displays (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
AU2010295242A 2009-09-16 2010-09-16 A LED display system Ceased AU2010295242B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2010295242A AU2010295242B2 (en) 2009-09-16 2010-09-16 A LED display system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AU2009904486 2009-09-16
AU2009904486A AU2009904486A0 (en) 2009-09-16 A LED display system
PCT/AU2010/001210 WO2011032220A1 (en) 2009-09-16 2010-09-16 A led display system
AU2010295242A AU2010295242B2 (en) 2009-09-16 2010-09-16 A LED display system

Publications (2)

Publication Number Publication Date
AU2010295242A1 AU2010295242A1 (en) 2012-05-03
AU2010295242B2 true AU2010295242B2 (en) 2012-07-26

Family

ID=43757948

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2010295242A Ceased AU2010295242B2 (en) 2009-09-16 2010-09-16 A LED display system

Country Status (10)

Country Link
US (2) US20120299807A1 (https=)
EP (1) EP2478744A4 (https=)
JP (1) JP2013504880A (https=)
CN (1) CN102640565A (https=)
AU (1) AU2010295242B2 (https=)
CA (1) CA2778546A1 (https=)
IN (1) IN2012DN03259A (https=)
MY (1) MY156862A (https=)
NZ (1) NZ599322A (https=)
WO (1) WO2011032220A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7163062B2 (ja) * 2018-05-14 2022-10-31 株式会社京三製作所 経過時間付き歩行者用信号灯器ユニット及び経過時間付き歩行者用信号灯器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6265984B1 (en) * 1999-08-09 2001-07-24 Carl Joseph Molinaroli Light emitting diode display device
WO2002052902A2 (en) * 2000-12-27 2002-07-04 Koninklijke Philips Electronics N.V. Led luminaire with electrically adjusted color balance
US20050218834A1 (en) * 2004-04-05 2005-10-06 Kuo-Chin Chen LED signal light
EP2012559A2 (en) * 2007-07-05 2009-01-07 Siemens Energy & Automation, Inc. LED traffic signal

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04215293A (ja) * 1990-12-11 1992-08-06 Shinsei Koki Kk 横断歩道用スポット照明装置
US5777837A (en) * 1995-02-02 1998-07-07 Hubbell Incorporated Three wire air gap off power supply circuit for operating switch and regulating current when switch or load is open
JP4718008B2 (ja) * 1997-12-17 2011-07-06 フィリップス ソリッド−ステート ライティング ソリューションズ インコーポレイテッド デジタル制御される照明方法およびシステム
US6236331B1 (en) * 1998-02-20 2001-05-22 Newled Technologies Inc. LED traffic light intensity controller
JP2000067386A (ja) * 1998-08-18 2000-03-03 Matsushita Electric Ind Co Ltd Ｌｅｄ信号灯器
US6111739A (en) * 1999-08-11 2000-08-29 Leotek Electronics Corporation LED power supply with temperature compensation
US6431719B1 (en) * 2000-09-22 2002-08-13 Sharper Image Corporation Dynamic display night light
CN1399093A (zh) * 2002-08-04 2003-02-26 叶关荣 长寿命的发光二极管信号灯
CN2588483Y (zh) * 2002-12-19 2003-11-26 交通部公路科学研究所 快速路网动态交通诱导标志
US7425798B2 (en) * 2003-01-23 2008-09-16 Lumination Llc Intelligent light degradation sensing LED traffic signal
US20040212309A1 (en) * 2003-01-23 2004-10-28 St-Germain Nicolas Intelligent LED traffic signals modules
US6784458B1 (en) * 2003-04-14 2004-08-31 Harvatek Corp. Random partitionable dot matrix LED display
JP2005011739A (ja) * 2003-06-20 2005-01-13 Matsushita Electric Ind Co Ltd 調光時誤動作防止回路および照明装置
US7521667B2 (en) * 2003-06-23 2009-04-21 Advanced Optical Technologies, Llc Intelligent solid state lighting
WO2007019663A1 (en) * 2005-08-17 2007-02-22 Tir Technology Lp Digitally controlled luminaire system
JP2007234968A (ja) * 2006-03-02 2007-09-13 Nichia Chem Ind Ltd 発光装置の製造方法および発光装置
JP5332155B2 (ja) * 2006-09-20 2013-11-06 セイコーエプソン株式会社 画像表示装置及び画像表示方法
US7889075B2 (en) * 2006-10-24 2011-02-15 Gregory Robert Winkler Perimeter protection systems
CN101013559A (zh) * 2007-01-30 2007-08-08 京东方科技集团股份有限公司 一种led亮度控制电路及液晶显示器背光源
KR100868869B1 (ko) * 2007-05-23 2008-11-14 주식회사 이노와이어리스 이동통신 단말기와 측정기의 송수신 채널 정합 장치
JP5121318B2 (ja) * 2007-06-12 2013-01-16 三菱電機株式会社 電源装置及び発光ダイオード点灯装置及び誘導灯装置
CN101351067A (zh) * 2007-07-20 2009-01-21 广东昭信光电科技有限公司 大功率发光二极管照明灯具的智能控制系统
US20090073700A1 (en) * 2007-09-13 2009-03-19 Cruickshank William T Light Emitting Diode Package Assembly
ATE515924T1 (de) * 2007-12-07 2011-07-15 Koninkl Philips Electronics Nv Led-lampenfarbensteuersystem und verfahren
KR101473366B1 (ko) * 2008-03-05 2014-12-17 삼성디스플레이 주식회사 광원구동방법, 이를 수행하기 위한 광원 장치 및 이 광원장치를 포함하는 표시 장치
US8219214B1 (en) * 2008-03-18 2012-07-10 Mimlitz James E Supervisory control and data acquisition protocol converter
EP3541151A1 (en) * 2008-04-14 2019-09-18 Digital Lumens Incorporated Modular lighting systems
US20090322800A1 (en) * 2008-06-25 2009-12-31 Dolby Laboratories Licensing Corporation Method and apparatus in various embodiments for hdr implementation in display devices
WO2010022350A2 (en) * 2008-08-21 2010-02-25 Asic Advantage Inc. Light emitting diode fault monitoring
US8436816B2 (en) * 2008-10-24 2013-05-07 Apple Inc. Disappearing button or slider
US8575865B2 (en) * 2009-03-24 2013-11-05 Apple Inc. Temperature based white point control in backlights
US8054415B2 (en) * 2009-08-24 2011-11-08 Lsi Corporation LED LCD backlight with lens structure
US8334662B2 (en) * 2009-09-11 2012-12-18 Iwatt Inc. Adaptive switch mode LED driver

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6265984B1 (en) * 1999-08-09 2001-07-24 Carl Joseph Molinaroli Light emitting diode display device
WO2002052902A2 (en) * 2000-12-27 2002-07-04 Koninklijke Philips Electronics N.V. Led luminaire with electrically adjusted color balance
US20050218834A1 (en) * 2004-04-05 2005-10-06 Kuo-Chin Chen LED signal light
EP2012559A2 (en) * 2007-07-05 2009-01-07 Siemens Energy & Automation, Inc. LED traffic signal

Also Published As

Publication number Publication date
US20160157308A1 (en) 2016-06-02
WO2011032220A1 (en) 2011-03-24
JP2013504880A (ja) 2013-02-07
CN102640565A (zh) 2012-08-15
IN2012DN03259A (https=) 2015-10-23
CA2778546A1 (en) 2011-03-24
US20120299807A1 (en) 2012-11-29
AU2010295242A1 (en) 2012-05-03
EP2478744A1 (en) 2012-07-25
NZ599322A (en) 2013-04-26
MY156862A (en) 2016-04-15
EP2478744A4 (en) 2014-08-13

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired