JP2013504880A - Ｌｅｄ表示装置 - Google Patents

Ｌｅｄ表示装置 Download PDF

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Publication number
JP2013504880A
JP2013504880A JP2012529065A JP2012529065A JP2013504880A JP 2013504880 A JP2013504880 A JP 2013504880A JP 2012529065 A JP2012529065 A JP 2012529065A JP 2012529065 A JP2012529065 A JP 2012529065A JP 2013504880 A JP2013504880 A JP 2013504880A
Authority
JP
Japan
Prior art keywords
display device
led display
leds
driver circuit
panel
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.)
Pending
Application number
JP2012529065A
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English (en)
Japanese (ja)
Inventor
ツサング、マイケル、シック、チェン
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 Research 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 Research Pty Ltd filed Critical Electronic Research Pty Ltd
Publication of JP2013504880A publication Critical patent/JP2013504880A/ja
Pending legal-status Critical Current

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    • 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)
JP2012529065A 2009-09-16 2010-09-16 Ｌｅｄ表示装置 Pending JP2013504880A (ja)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
JP2013504880A true JP2013504880A (ja) 2013-02-07

Family

ID=43757948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012529065A Pending JP2013504880A (ja) 2009-09-16 2010-09-16 Ｌｅｄ表示装置

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=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019200469A (ja) * 2018-05-14 2019-11-21 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 (8)

* Cited by examiner, † Cited by third party
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JPH04215293A (ja) * 1990-12-11 1992-08-06 Shinsei Koki Kk 横断歩道用スポット照明装置
JP2000067386A (ja) * 1998-08-18 2000-03-03 Matsushita Electric Ind Co Ltd Ｌｅｄ信号灯器
JP2004511878A (ja) * 1997-12-17 2004-04-15 カラー・キネティックス・インコーポレーテッド デジタル制御される照明方法およびシステム
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
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
JP2008311248A (ja) * 2007-06-12 2008-12-25 Mitsubishi Electric Corp 電源装置及び発光ダイオード点灯装置及び誘導灯装置
WO2009072059A2 (en) * 2007-12-07 2009-06-11 Koninklijke Philips Electronics N.V. Led lamp color control system and method
KR20090095135A (ko) * 2008-03-05 2009-09-09 삼성전자주식회사 광원구동방법, 이를 수행하기 위한 광원 장치 및 이 광원장치를 포함하는 표시 장치

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Patent Citations (8)

* 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
JP2004511878A (ja) * 1997-12-17 2004-04-15 カラー・キネティックス・インコーポレーテッド デジタル制御される照明方法およびシステム
JP2000067386A (ja) * 1998-08-18 2000-03-03 Matsushita Electric Ind Co Ltd Ｌｅｄ信号灯器
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
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
JP2008311248A (ja) * 2007-06-12 2008-12-25 Mitsubishi Electric Corp 電源装置及び発光ダイオード点灯装置及び誘導灯装置
WO2009072059A2 (en) * 2007-12-07 2009-06-11 Koninklijke Philips Electronics N.V. Led lamp color control system and method
KR20090095135A (ko) * 2008-03-05 2009-09-09 삼성전자주식회사 광원구동방법, 이를 수행하기 위한 광원 장치 및 이 광원장치를 포함하는 표시 장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019200469A (ja) * 2018-05-14 2019-11-21 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
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

Also Published As

Publication number Publication date
US20160157308A1 (en) 2016-06-02
WO2011032220A1 (en) 2011-03-24
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
AU2010295242B2 (en) 2012-07-26
EP2478744A1 (en) 2012-07-25
NZ599322A (en) 2013-04-26
MY156862A (en) 2016-04-15
EP2478744A4 (en) 2014-08-13

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