CN100531486C - 用于发光二极管的电流控制方法和电路 - Google Patents
用于发光二极管的电流控制方法和电路 Download PDFInfo
- Publication number
- CN100531486C CN100531486C CNB2004800120402A CN200480012040A CN100531486C CN 100531486 C CN100531486 C CN 100531486C CN B2004800120402 A CNB2004800120402 A CN B2004800120402A CN 200480012040 A CN200480012040 A CN 200480012040A CN 100531486 C CN100531486 C CN 100531486C
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- China
- Prior art keywords
- led
- current
- voltage
- switch
- control
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims description 32
- 101000667209 Homo sapiens Vacuolar protein sorting-associated protein 72 homolog Proteins 0.000 claims description 15
- 102100039098 Vacuolar protein sorting-associated protein 72 homolog Human genes 0.000 claims description 15
- 230000004044 response Effects 0.000 claims description 12
- 101000836337 Homo sapiens Probable helicase senataxin Proteins 0.000 claims 12
- 102100027178 Probable helicase senataxin Human genes 0.000 claims 12
- 101000615747 Homo sapiens tRNA-splicing endonuclease subunit Sen2 Proteins 0.000 claims 4
- 102100021774 tRNA-splicing endonuclease subunit Sen2 Human genes 0.000 claims 4
- 230000010355 oscillation Effects 0.000 claims 2
- 101100152598 Arabidopsis thaliana CYP73A5 gene Proteins 0.000 claims 1
- 101100219315 Arabidopsis thaliana CYP83A1 gene Proteins 0.000 claims 1
- 101100269674 Mus musculus Alyref2 gene Proteins 0.000 claims 1
- 101100140580 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) REF2 gene Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 101000868045 Homo sapiens Uncharacterized protein C1orf87 Proteins 0.000 description 3
- 102100032994 Uncharacterized protein C1orf87 Human genes 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 101100478997 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) SWC3 gene Proteins 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000013167 light transmission aggregometry Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Images
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]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46855303P | 2003-05-07 | 2003-05-07 | |
US60/468,553 | 2003-05-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1784930A CN1784930A (zh) | 2006-06-07 |
CN100531486C true CN100531486C (zh) | 2009-08-19 |
Family
ID=33435190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004800120402A Expired - Lifetime CN100531486C (zh) | 2003-05-07 | 2004-04-30 | 用于发光二极管的电流控制方法和电路 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7511436B2 (zh) |
EP (1) | EP1623604B1 (zh) |
JP (1) | JP4959325B2 (zh) |
KR (2) | KR20120018825A (zh) |
CN (1) | CN100531486C (zh) |
AT (1) | ATE392792T1 (zh) |
DE (1) | DE602004013138T2 (zh) |
WO (1) | WO2004100614A1 (zh) |
Cited By (3)
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---|---|---|---|---|
TWI483648B (zh) * | 2012-08-01 | 2015-05-01 | Nat Applied Res Laboratories | 具抑制led過電流之驅動電路結構 |
TWI557529B (zh) * | 2016-01-12 | 2016-11-11 | 新唐科技股份有限公司 | 參考電壓電路 |
TWI614591B (zh) * | 2016-01-12 | 2018-02-11 | 新唐科技股份有限公司 | 脈衝訊號產生電路 |
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JP4916711B2 (ja) | 2005-12-09 | 2012-04-18 | ローム株式会社 | Dc/dcコンバータの制御回路、制御方法、およびそれを用いた発光装置ならびに電子機器 |
TWI433588B (zh) | 2005-12-13 | 2014-04-01 | Koninkl Philips Electronics Nv | 發光二極體發光裝置 |
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CN101316466B (zh) * | 2007-05-30 | 2011-12-07 | 联阳半导体股份有限公司 | 定电流驱动电路 |
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WO2009095865A2 (en) | 2008-01-30 | 2009-08-06 | Nxp B.V. | Method and circuit arrangement for regulating a led current flowing through a led circuit arrangement, and associated circuit composition and lighting system |
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US8829811B2 (en) * | 2008-11-18 | 2014-09-09 | Cypress Semiconductor Corporation | Compensation method and circuit for line rejection enhancement |
EP2234255A1 (en) * | 2009-03-27 | 2010-09-29 | Diodes Zetex Semiconductors Limited | Controller for switching regulator, switching regulator and light source |
WO2010112237A1 (de) * | 2009-04-03 | 2010-10-07 | Tridonic Gmbh & Co Kg | Treiberschaltung für eine led |
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JP5516955B2 (ja) * | 2010-02-10 | 2014-06-11 | 東芝ライテック株式会社 | 点灯装置および照明装置 |
KR101566200B1 (ko) * | 2009-12-09 | 2015-11-05 | 삼성전자 주식회사 | 디스플레이장치 및 그 구동방법 |
KR101113395B1 (ko) * | 2009-12-24 | 2012-03-02 | 삼성전기주식회사 | 발광 다이오드 구동 장치 |
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TWI425862B (zh) * | 2010-04-15 | 2014-02-01 | 安恩國際公司 | 雙端電流控制器及相關發光二極體照明裝置 |
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-
2004
- 2004-04-30 CN CNB2004800120402A patent/CN100531486C/zh not_active Expired - Lifetime
- 2004-04-30 AT AT04730612T patent/ATE392792T1/de not_active IP Right Cessation
- 2004-04-30 KR KR1020127002499A patent/KR20120018825A/ko not_active Application Discontinuation
- 2004-04-30 EP EP04730612A patent/EP1623604B1/en not_active Expired - Lifetime
- 2004-04-30 KR KR1020057020971A patent/KR101160588B1/ko active IP Right Grant
- 2004-04-30 JP JP2006506595A patent/JP4959325B2/ja not_active Expired - Lifetime
- 2004-04-30 WO PCT/IB2004/001456 patent/WO2004100614A1/en active IP Right Grant
- 2004-04-30 DE DE602004013138T patent/DE602004013138T2/de not_active Expired - Lifetime
- 2004-04-30 US US10/555,680 patent/US7511436B2/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI483648B (zh) * | 2012-08-01 | 2015-05-01 | Nat Applied Res Laboratories | 具抑制led過電流之驅動電路結構 |
TWI557529B (zh) * | 2016-01-12 | 2016-11-11 | 新唐科技股份有限公司 | 參考電壓電路 |
TWI614591B (zh) * | 2016-01-12 | 2018-02-11 | 新唐科技股份有限公司 | 脈衝訊號產生電路 |
Also Published As
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US7511436B2 (en) | 2009-03-31 |
JP2006525665A (ja) | 2006-11-09 |
US20060267514A1 (en) | 2006-11-30 |
DE602004013138D1 (de) | 2008-05-29 |
ATE392792T1 (de) | 2008-05-15 |
EP1623604B1 (en) | 2008-04-16 |
WO2004100614A1 (en) | 2004-11-18 |
DE602004013138T2 (de) | 2009-05-07 |
KR101160588B1 (ko) | 2013-11-27 |
KR20120018825A (ko) | 2012-03-05 |
EP1623604A1 (en) | 2006-02-08 |
JP4959325B2 (ja) | 2012-06-20 |
CN1784930A (zh) | 2006-06-07 |
KR20060018829A (ko) | 2006-03-02 |
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