KR101213455B1 - 전류 균형화 장치 및 그 방법, 엘이디 조명기구, 엘씨디 백라이트 모듈, 엘씨디 표시기기 - Google Patents

전류 균형화 장치 및 그 방법, 엘이디 조명기구, 엘씨디 백라이트 모듈, 엘씨디 표시기기 Download PDF

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KR101213455B1
KR101213455B1 KR1020100026903A KR20100026903A KR101213455B1 KR 101213455 B1 KR101213455 B1 KR 101213455B1 KR 1020100026903 A KR1020100026903 A KR 1020100026903A KR 20100026903 A KR20100026903 A KR 20100026903A KR 101213455 B1 KR101213455 B1 KR 101213455B1
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KR
South Korea
Prior art keywords
current
load
coils
series
capacitor
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KR1020100026903A
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English (en)
Korean (ko)
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KR20100127172A (ko
Inventor
신지 아소
Original Assignee
산켄덴키 가부시키가이샤
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Publication of KR20100127172A publication Critical patent/KR20100127172A/ko
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Publication of KR101213455B1 publication Critical patent/KR101213455B1/ko

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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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • 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
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Rectifiers (AREA)
  • Dc-Dc Converters (AREA)
KR1020100026903A 2009-05-25 2010-03-25 전류 균형화 장치 및 그 방법, 엘이디 조명기구, 엘씨디 백라이트 모듈, 엘씨디 표시기기 KR101213455B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2009-125027 2009-05-25
JP2009125027A JP4868025B2 (ja) 2009-05-25 2009-05-25 電流均衡化装置及びその方法、ｌｅｄ照明器具、ｌｃｄバックライトモジュール、ｌｃｄ表示機器

Publications (2)

Publication Number Publication Date
KR20100127172A KR20100127172A (ko) 2010-12-03
KR101213455B1 true KR101213455B1 (ko) 2012-12-18

Family

ID=43227951

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100026903A KR101213455B1 (ko) 2009-05-25 2010-03-25 전류 균형화 장치 및 그 방법, 엘이디 조명기구, 엘씨디 백라이트 모듈, 엘씨디 표시기기

Country Status (3)

Country Link
JP (1) JP4868025B2 (ja)
KR (1) KR101213455B1 (ja)
CN (1) CN101902853A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5429021B2 (ja) * 2010-04-22 2014-02-26 サンケン電気株式会社 Ｌｅｄ駆動装置
CN102097060A (zh) * 2011-01-28 2011-06-15 福建捷联电子有限公司 一种采用电容平衡的led背光钧流电路
CN102412745A (zh) * 2011-11-19 2012-04-11 马丽娟 多路负载驱动电路
JP5954529B2 (ja) * 2012-03-27 2016-07-20 株式会社村田製作所 倍電圧整流回路
KR101382189B1 (ko) * 2012-07-18 2014-04-07 유영진 교류 ｌｅｄ 장치
WO2014078994A1 (en) * 2012-11-21 2014-05-30 Versitech Limited Driver for led lighting and method of driving led lighting
CN102983755B (zh) * 2012-11-26 2014-10-29 中达电通股份有限公司 一种整流模块混插均流控制方法
RU2659570C2 (ru) * 2013-04-26 2018-07-03 Филипс Лайтинг Холдинг Б.В. Осветительное устройство, подходящее для множества источников напряжения
WO2017020189A1 (zh) * 2015-07-31 2017-02-09 常州明石晶电科技有限公司 开关电源
EP3348120B1 (en) * 2015-09-09 2019-03-27 Signify Holding B.V. Led tube lamp

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003086385A (ja) * 2001-09-14 2003-03-20 Matsushita Electric Works Ltd 放電灯点灯装置
JP2003212171A (ja) * 2002-01-24 2003-07-30 Tsugunori Toyoda 自転車用点灯照明装置
JP2006319221A (ja) * 2005-05-13 2006-11-24 Sharp Corp Ｌｅｄ駆動回路、ｌｅｄ照明装置およびバックライト

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE463145T1 (de) * 2004-11-19 2010-04-15 Koninkl Philips Electronics Nv Rückkopplungssystem zur steuerung der lichtleistung einer led-einheit
JP4708004B2 (ja) * 2004-11-19 2011-06-22 三菱電機株式会社 Ｌｅｄ点灯装置
US7196483B2 (en) * 2005-06-16 2007-03-27 Au Optronics Corporation Balanced circuit for multi-LED driver

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003086385A (ja) * 2001-09-14 2003-03-20 Matsushita Electric Works Ltd 放電灯点灯装置
JP2003212171A (ja) * 2002-01-24 2003-07-30 Tsugunori Toyoda 自転車用点灯照明装置
JP2006319221A (ja) * 2005-05-13 2006-11-24 Sharp Corp Ｌｅｄ駆動回路、ｌｅｄ照明装置およびバックライト

Also Published As

Publication number Publication date
CN101902853A (zh) 2010-12-01
JP4868025B2 (ja) 2012-02-01
KR20100127172A (ko) 2010-12-03
JP2010273503A (ja) 2010-12-02

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