CN101730344B - 发光组件的驱动电路 - Google Patents
发光组件的驱动电路 Download PDFInfo
- Publication number
- CN101730344B CN101730344B CN200910209074.5A CN200910209074A CN101730344B CN 101730344 B CN101730344 B CN 101730344B CN 200910209074 A CN200910209074 A CN 200910209074A CN 101730344 B CN101730344 B CN 101730344B
- Authority
- CN
- China
- Prior art keywords
- luminescence component
- inductor
- control unit
- transistor
- drive circuit
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
-
- 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
- H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
-
- 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]
-
- 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
-
- 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
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Led Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Dc-Dc Converters (AREA)
- Rectifiers (AREA)
Abstract
Description
Claims (2)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008282189A JP2010109906A (ja) | 2008-10-31 | 2008-10-31 | 発光素子のドライバ回路 |
JP2008-282189 | 2008-10-31 | ||
JP2008-292125 | 2008-11-14 | ||
JP2008292125A JP2010119008A (ja) | 2008-11-14 | 2008-11-14 | 発光素子のドライバ回路 |
JP2008303078A JP5180041B2 (ja) | 2008-11-27 | 2008-11-27 | 発光素子のドライバ回路 |
JP2008-303078 | 2008-11-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101730344A CN101730344A (zh) | 2010-06-09 |
CN101730344B true CN101730344B (zh) | 2017-06-09 |
Family
ID=42131347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910209074.5A Expired - Fee Related CN101730344B (zh) | 2008-10-31 | 2009-10-30 | 发光组件的驱动电路 |
Country Status (4)
Country | Link |
---|---|
US (2) | US8665922B2 (zh) |
KR (1) | KR101113413B1 (zh) |
CN (1) | CN101730344B (zh) |
TW (1) | TWI415509B (zh) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8519634B2 (en) * | 2009-11-06 | 2013-08-27 | Abl Ip Holding Llc | Efficient power supply for solid state lighting system |
JP2011254665A (ja) * | 2010-06-03 | 2011-12-15 | On Semiconductor Trading Ltd | 発光素子の制御回路 |
AT12495U1 (de) * | 2010-10-08 | 2012-06-15 | Tridonic Ag | Fehlererkennung für leuchtdioden |
JP5110197B2 (ja) * | 2011-01-18 | 2012-12-26 | サンケン電気株式会社 | Led駆動装置及びled照明装置 |
CN102098848A (zh) * | 2011-01-24 | 2011-06-15 | 广州南科集成电子有限公司 | 高功率因数恒流led照明电路 |
WO2013024393A1 (en) * | 2011-08-17 | 2013-02-21 | Able Star Technology Limited | A power regulation arrangement and power supply |
CN102367953A (zh) * | 2011-08-28 | 2012-03-07 | 吴嘉懿 | 节能光源 |
EP2796003B1 (de) * | 2011-12-23 | 2017-09-13 | Tridonic GmbH & Co. KG | Verfahren und schaltungsanordnung zur dimmbaren erzeugung von licht mittels leds, mit farbtemperatur-regelung |
DE112012006360T5 (de) * | 2012-03-02 | 2015-01-29 | Panasonic Corporation | Gleichstromversorgungskreis |
CN102710131A (zh) * | 2012-06-13 | 2012-10-03 | 杭州士兰微电子股份有限公司 | 变换器及其驱动方法及包含该变换器的功率因数校正装置 |
CN102830740B (zh) * | 2012-08-23 | 2014-04-30 | 矽力杰半导体技术(杭州)有限公司 | 一种高效率的偏置电压产生电路 |
JP6145980B2 (ja) * | 2012-09-14 | 2017-06-14 | 東芝ライテック株式会社 | 照明装置 |
TWI494024B (zh) * | 2012-12-04 | 2015-07-21 | Himax Analogic Inc | 照明驅動電路 |
KR20140086488A (ko) * | 2012-12-28 | 2014-07-08 | 삼성전기주식회사 | 발광 다이오드 구동 장치 |
US20150229102A1 (en) * | 2014-02-13 | 2015-08-13 | Texas Instruments Incorporated | Method and apparatus for disabling a laser |
JP6252231B2 (ja) * | 2014-02-21 | 2017-12-27 | サンケン電気株式会社 | Led点灯装置 |
CN104904142B (zh) * | 2014-12-23 | 2019-03-19 | 索尔思光电(成都)有限公司 | 适用于双速率功率点补偿的电路,光模块,方法及光通信系统 |
CN105491728B (zh) * | 2016-01-21 | 2017-05-24 | 广州金升阳科技有限公司 | 一种直接滤波式开关电源 |
CN107277962B (zh) * | 2016-04-06 | 2019-04-02 | 普诚科技股份有限公司 | 电流控制电路 |
US10495505B2 (en) * | 2016-08-23 | 2019-12-03 | Semiconductor Components Industries, Llc | Capacitance liquid level sensor |
KR20200025880A (ko) | 2018-08-31 | 2020-03-10 | 삼성전자주식회사 | 디스플레이 장치 및 그 제어 방법 |
EP4021149A1 (en) | 2020-12-22 | 2022-06-29 | Textron Systems Corporation | Light appartus with parallel-arranged leds and per-led drivers |
CN118539269B (zh) * | 2024-07-26 | 2024-09-17 | 成都光创联科技有限公司 | 一种激光器电流精细控制电路 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002184588A (ja) * | 2000-12-18 | 2002-06-28 | Sony Corp | 発光ダイオード点灯回路 |
CN1423261A (zh) * | 2001-12-07 | 2003-06-11 | 三星电子株式会社 | 保护光学元件的电路 |
CN1510538A (zh) * | 2002-12-23 | 2004-07-07 | 博计电子股份有限公司 | 数字控制的交流功率调节装置 |
CN1596503A (zh) * | 2001-12-03 | 2005-03-16 | 三垦电气株式会社 | 开关电源装置及其驱动方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01217494A (ja) | 1988-02-26 | 1989-08-31 | Densoo:Kk | 発光素子の発光作動回路 |
JPH07131322A (ja) | 1993-10-28 | 1995-05-19 | Tec Corp | タッチ式切替スイッチ回路 |
US5936599A (en) * | 1995-01-27 | 1999-08-10 | Reymond; Welles | AC powered light emitting diode array circuits for use in traffic signal displays |
JPH0974346A (ja) | 1995-09-05 | 1997-03-18 | Seiwa Denki Kk | タイマー回路 |
FI106770B (fi) * | 1999-01-22 | 2001-03-30 | Nokia Mobile Phones Ltd | Valaiseva elektroninen laite ja valaisumenetelmä |
WO2001045470A1 (fr) | 1999-12-14 | 2001-06-21 | Takion Co., Ltd. | Dispositif d'alimentation electrique et de lampe a diode electroluminescente |
US7071762B2 (en) * | 2001-01-31 | 2006-07-04 | Koninklijke Philips Electronics N.V. | Supply assembly for a led lighting module |
US6697402B2 (en) * | 2001-07-19 | 2004-02-24 | Analog Modules, Inc. | High-power pulsed laser diode driver |
KR100476953B1 (ko) * | 2002-07-10 | 2005-03-16 | 삼성전자주식회사 | 형광램프의 제어장치 및 이를 적용한 스캐닝장치 |
JP4123886B2 (ja) | 2002-09-24 | 2008-07-23 | 東芝ライテック株式会社 | Led点灯装置 |
JP4060840B2 (ja) | 2004-10-01 | 2008-03-12 | 松下電器産業株式会社 | 発光ダイオード駆動用半導体回路、及びそれを有する発光ダイオード駆動装置 |
JP4519613B2 (ja) | 2004-11-16 | 2010-08-04 | 三菱電機株式会社 | Led点灯装置 |
KR100691188B1 (ko) * | 2005-07-13 | 2007-03-09 | 삼성전기주식회사 | Led 어레이 구동 장치 |
JP2007073781A (ja) | 2005-09-08 | 2007-03-22 | Matsushita Electric Ind Co Ltd | 発光ダイオード駆動装置 |
KR100677041B1 (ko) * | 2005-10-28 | 2007-02-01 | 최병헌 | 엘이디 조명장치 |
JP4726609B2 (ja) | 2005-11-17 | 2011-07-20 | パナソニック株式会社 | 発光ダイオード駆動装置および発光ダイオード駆動用半導体装置 |
TWM294095U (en) * | 2005-12-30 | 2006-07-11 | System General Corp | Switching LED driver |
JP4924916B2 (ja) | 2006-02-15 | 2012-04-25 | 株式会社デンソー | 発光ダイオード駆動装置 |
KR100767385B1 (ko) * | 2006-08-11 | 2007-10-17 | 주식회사 엠앤씨라이팅 | 조명 구동장치 및 그 회로 |
-
2009
- 2009-10-28 US US12/607,754 patent/US8665922B2/en not_active Expired - Fee Related
- 2009-10-29 TW TW98136618A patent/TWI415509B/zh not_active IP Right Cessation
- 2009-10-30 KR KR20090104246A patent/KR101113413B1/ko not_active Expired - Fee Related
- 2009-10-30 CN CN200910209074.5A patent/CN101730344B/zh not_active Expired - Fee Related
-
2014
- 2014-03-02 US US14/194,811 patent/US9220137B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002184588A (ja) * | 2000-12-18 | 2002-06-28 | Sony Corp | 発光ダイオード点灯回路 |
CN1596503A (zh) * | 2001-12-03 | 2005-03-16 | 三垦电气株式会社 | 开关电源装置及其驱动方法 |
CN1423261A (zh) * | 2001-12-07 | 2003-06-11 | 三星电子株式会社 | 保护光学元件的电路 |
CN1510538A (zh) * | 2002-12-23 | 2004-07-07 | 博计电子股份有限公司 | 数字控制的交流功率调节装置 |
Also Published As
Publication number | Publication date |
---|---|
KR20100048938A (ko) | 2010-05-11 |
TWI415509B (zh) | 2013-11-11 |
KR101113413B1 (ko) | 2012-02-29 |
US20140175994A1 (en) | 2014-06-26 |
US8665922B2 (en) | 2014-03-04 |
CN101730344A (zh) | 2010-06-09 |
TW201028032A (en) | 2010-07-16 |
US20100111123A1 (en) | 2010-05-06 |
US9220137B2 (en) | 2015-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160811 Address after: Fribourg Applicant after: Semiconductor component industry LLC Applicant after: System solutions Ltd. Address before: Japan's Osaka Moriguchi city Beijing Sakamoto 2 D eyes 5 times 5 Applicant before: Sanyo Electric Co.,Ltd. Applicant before: Sanyo Semiconductor Co.,Ltd. Effective date of registration: 20160811 Address after: Arizona, USA Applicant after: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC Address before: Fribourg Applicant before: Semiconductor component industry LLC Applicant before: System solutions Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170609 Termination date: 20211030 |