DE102004004319B8 - Steuervorrichtung für eine Licht emittierende Diode - Google Patents
Steuervorrichtung für eine Licht emittierende Diode Download PDFInfo
- Publication number
- DE102004004319B8 DE102004004319B8 DE102004004319A DE102004004319A DE102004004319B8 DE 102004004319 B8 DE102004004319 B8 DE 102004004319B8 DE 102004004319 A DE102004004319 A DE 102004004319A DE 102004004319 A DE102004004319 A DE 102004004319A DE 102004004319 B8 DE102004004319 B8 DE 102004004319B8
- Authority
- DE
- Germany
- Prior art keywords
- light
- control device
- emitting diode
- diode
- emitting
- 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
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003023316A JP2004235498A (ja) | 2003-01-31 | 2003-01-31 | 発光ダイオードの制御装置 |
JP03-23316 | 2003-01-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE102004004319A1 DE102004004319A1 (de) | 2004-08-12 |
DE102004004319B4 DE102004004319B4 (de) | 2009-07-16 |
DE102004004319B8 true DE102004004319B8 (de) | 2009-11-05 |
Family
ID=32709268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102004004319A Expired - Fee Related DE102004004319B8 (de) | 2003-01-31 | 2004-01-28 | Steuervorrichtung für eine Licht emittierende Diode |
Country Status (4)
Country | Link |
---|---|
US (1) | US7049752B2 (de) |
JP (1) | JP2004235498A (de) |
CN (1) | CN1558704A (de) |
DE (1) | DE102004004319B8 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7538473B2 (en) * | 2004-02-03 | 2009-05-26 | S.C. Johnson & Son, Inc. | Drive circuits and methods for ultrasonic piezoelectric actuators |
US7723899B2 (en) | 2004-02-03 | 2010-05-25 | S.C. Johnson & Son, Inc. | Active material and light emitting device |
US20060120080A1 (en) * | 2004-02-03 | 2006-06-08 | Gene Sipinski | Control and an integrated circuit for a multisensory apparatus |
US7499003B2 (en) * | 2004-03-31 | 2009-03-03 | Electrolux Home Products, Inc. | Disappearing interface system |
DE102004022718A1 (de) * | 2004-05-07 | 2005-11-24 | Hella Kgaa Hueck & Co. | Verfahren zur Ansteuerung einer Blinkleuchte für Kraftfahrzeuge |
DE102004062728B3 (de) * | 2004-12-27 | 2006-04-06 | Insta Elektro Gmbh | Elektrische/elektronische Schaltungsanordnung |
DE102004062727B3 (de) * | 2004-12-27 | 2006-04-06 | Insta Elektro Gmbh | Elektrische/elektronische Schaltungsanordnung |
EP1837844A4 (de) * | 2005-01-12 | 2011-06-08 | Waikei Huen | Halbleiterlampe |
US7654720B2 (en) * | 2005-05-10 | 2010-02-02 | Adb Airfield Solutions Llc | Dedicated LED airfield system architectures |
US8629626B2 (en) * | 2005-05-10 | 2014-01-14 | Adb Airfield Solutions, Llc | Dedicated LED airfield system architectures |
KR100752651B1 (ko) * | 2006-01-16 | 2007-08-29 | 삼성전자주식회사 | 듀티 비를 이용하는 아날로그 레벨 미터 및 아날로그 신호레벨 측정 방법 |
JP4569489B2 (ja) * | 2006-02-10 | 2010-10-27 | 市光工業株式会社 | 車両用急減速表示灯装置 |
CN101052254B (zh) * | 2006-04-07 | 2010-05-12 | 杨毅 | 驱动led发光的方法 |
US20070284447A1 (en) * | 2006-05-25 | 2007-12-13 | Datalogic Scanning, Inc. | Variable illumination scanning |
TWI308731B (en) * | 2006-06-09 | 2009-04-11 | Htc Corp | Light driving device |
CN101090595B (zh) * | 2006-06-13 | 2014-09-10 | 宏达国际电子股份有限公司 | 灯号驱动装置 |
US7659672B2 (en) * | 2006-09-29 | 2010-02-09 | O2Micro International Ltd. | LED driver |
US7994732B2 (en) * | 2006-11-03 | 2011-08-09 | Zulch Laboratories, Inc. | Intensity changing with reduced flicker for digitally-controlled lighting |
EP1985496A3 (de) * | 2007-04-26 | 2009-07-22 | odelo GmbH | Verfahren und Schaltung zur Ansteuerung von Leuchtmitteln während eines photometrischen Messvorgangs |
KR100887087B1 (ko) * | 2007-06-26 | 2009-03-04 | 삼성전기주식회사 | 극장 디밍 벅타입 led 구동 장치 |
DE102007031800A1 (de) * | 2007-07-07 | 2009-01-08 | Bayerische Motoren Werke Aktiengesellschaft | Kraftfahrzeugleuchtensystem |
EP2186681A4 (de) | 2007-08-07 | 2012-11-21 | Rohm Co Ltd | Ein-/ausschaltsteuerung für lichtquelle |
JP2009301876A (ja) * | 2008-06-13 | 2009-12-24 | Panasonic Electric Works Co Ltd | Led照明装置 |
TWI406231B (zh) * | 2008-11-20 | 2013-08-21 | Chunghwa Picture Tubes Ltd | 液晶顯示器之掃描式背光驅動燈管之方法 |
US20100302420A1 (en) * | 2009-05-28 | 2010-12-02 | Symbol Technologies, Inc. | Method and apparatus for reducing the visual discomfort of the illumination generated by imaging scanners |
CN101600279A (zh) * | 2009-07-20 | 2009-12-09 | 普照光电科技股份有限公司 | 发光二极管的驱动电路 |
CN101620826B (zh) * | 2009-08-17 | 2011-08-31 | 南京信息职业技术学院 | 用于大屏幕led真彩显示屏的驱动方法和电路 |
CN102083253A (zh) * | 2009-11-27 | 2011-06-01 | 富准精密工业(深圳)有限公司 | 灯具控制系统 |
JP2011175877A (ja) * | 2010-02-25 | 2011-09-08 | New Japan Radio Co Ltd | 調光方法および調光回路 |
JP5470150B2 (ja) * | 2010-04-23 | 2014-04-16 | ローム株式会社 | スイッチング電源の制御回路、制御方法およびそれらを用いた発光装置および電子機器 |
CN102014548B (zh) * | 2010-09-07 | 2011-12-14 | 凹凸电子(武汉)有限公司 | 调整光源亮度的控制器、方法以及照明系统 |
TWI418245B (zh) * | 2010-09-16 | 2013-12-01 | O2Micro Int Ltd | 光源調光控制器及光源調光控制方法 |
KR101361294B1 (ko) | 2011-06-09 | 2014-02-11 | 한라비스테온공조 주식회사 | 차량용 공조 시스템에 적용되는 디스플레이 장치 및 그 장치의 제어방법 |
JP6331252B2 (ja) * | 2013-02-15 | 2018-05-30 | 市光工業株式会社 | 車両用灯具点灯回路 |
JP2014156191A (ja) * | 2013-02-15 | 2014-08-28 | Ichikoh Ind Ltd | 車両用灯具点灯回路 |
JP6263839B2 (ja) * | 2013-02-20 | 2018-01-24 | 市光工業株式会社 | 車両用灯具 |
CN103280969A (zh) * | 2013-05-29 | 2013-09-04 | 曹国基 | 基于干电池供电的智能产品用电单元的驱动装置 |
JP6803771B2 (ja) | 2017-02-27 | 2020-12-23 | スタンレー電気株式会社 | 車両用灯具の点灯制御装置、車両用灯具システム |
CN107666741B (zh) * | 2017-10-11 | 2020-02-21 | 宁波赛耐比光电科技股份有限公司 | 一种pwm调光电路 |
JP6770555B2 (ja) * | 2018-08-01 | 2020-10-14 | 本田技研工業株式会社 | ブレーキランプ制御装置および車両 |
US11432385B2 (en) | 2020-08-07 | 2022-08-30 | Analog Devices, Inc. | Single comparator exponential-scale PWM dimming |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11129813A (ja) * | 1997-10-31 | 1999-05-18 | Tenkuu Denshi Kk | 車体取り付け用電子表示器およびその製造方法 |
WO1999029142A1 (en) * | 1997-12-03 | 1999-06-10 | Daysun Electronics Co., Ltd. | Circuit and method for driving light emitting diode |
JP2001244087A (ja) * | 2000-03-01 | 2001-09-07 | Ichikoh Ind Ltd | 発光ダイオード灯具の制御回路 |
DE10013208A1 (de) * | 2000-03-17 | 2001-09-20 | Tridonic Bauelemente Gmbh Dorn | Ansteuerung von Leuchtdioden (LED`s) |
WO2003069958A1 (en) * | 2002-02-14 | 2003-08-21 | Koninklijke Philips Electronics N.V. | Switching device for driving a led array |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5741231A (en) * | 1980-08-21 | 1982-03-08 | Nippon Denso Co Ltd | Multiplex signal transmission system for automobile |
US6700692B2 (en) * | 1997-04-02 | 2004-03-02 | Gentex Corporation | Electrochromic rearview mirror assembly incorporating a display/signal light |
US5929568A (en) * | 1997-07-08 | 1999-07-27 | Korry Electronics Co. | Incandescent bulb luminance matching LED circuit |
US6661428B1 (en) * | 1999-04-15 | 2003-12-09 | Lg Electronics Inc. | Device and method for controlling luminance of flat display |
US6628252B2 (en) * | 2000-05-12 | 2003-09-30 | Rohm Co., Ltd. | LED drive circuit |
JP2001326569A (ja) * | 2000-05-16 | 2001-11-22 | Toshiba Corp | Led駆動回路及び光送信モジュール |
JP4017960B2 (ja) * | 2002-10-24 | 2007-12-05 | 日本テキサス・インスツルメンツ株式会社 | 駆動回路 |
-
2003
- 2003-01-31 JP JP2003023316A patent/JP2004235498A/ja active Pending
-
2004
- 2004-01-21 US US10/760,486 patent/US7049752B2/en not_active Expired - Fee Related
- 2004-01-28 DE DE102004004319A patent/DE102004004319B8/de not_active Expired - Fee Related
- 2004-01-30 CN CNA2004100035736A patent/CN1558704A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11129813A (ja) * | 1997-10-31 | 1999-05-18 | Tenkuu Denshi Kk | 車体取り付け用電子表示器およびその製造方法 |
WO1999029142A1 (en) * | 1997-12-03 | 1999-06-10 | Daysun Electronics Co., Ltd. | Circuit and method for driving light emitting diode |
JP2001244087A (ja) * | 2000-03-01 | 2001-09-07 | Ichikoh Ind Ltd | 発光ダイオード灯具の制御回路 |
DE10013208A1 (de) * | 2000-03-17 | 2001-09-20 | Tridonic Bauelemente Gmbh Dorn | Ansteuerung von Leuchtdioden (LED`s) |
WO2003069958A1 (en) * | 2002-02-14 | 2003-08-21 | Koninklijke Philips Electronics N.V. | Switching device for driving a led array |
Also Published As
Publication number | Publication date |
---|---|
CN1558704A (zh) | 2004-12-29 |
DE102004004319B4 (de) | 2009-07-16 |
DE102004004319A1 (de) | 2004-08-12 |
JP2004235498A (ja) | 2004-08-19 |
US7049752B2 (en) | 2006-05-23 |
US20040150355A1 (en) | 2004-08-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE102004004319B8 (de) | Steuervorrichtung für eine Licht emittierende Diode | |
DE60306720D1 (de) | Vorrichtung mit organischen lichtemittierenden Dioden | |
DE60306721D1 (de) | Vorrichtung mit organischen lichtemittierenden Dioden | |
DE60331704D1 (de) | Organisches lichtemittierendes Element | |
DE602005005419D1 (de) | Organische lichtemittierende Vorrichtung | |
EP1760794A4 (de) | Weisses licht emittierendes diodenbauelement | |
DE60317862D1 (de) | Lichtemittierende Halbleitervorrichtung | |
DE602004024268D1 (de) | Chip-Karte mit einer JTAG-Steuerung | |
DE60337026D1 (de) | Beleuchtungsanordnung für eine projektionsvorrichtung | |
DE602005011765D1 (de) | Transponder mit mehreren betriebsarten | |
DE602005004530D1 (de) | Abgassteuergerät | |
DE602005022024D1 (de) | Lichtemittierende Anzeigevorrichtung | |
DE602005025992D1 (de) | Abgasreinigungsvorrichtung | |
DE602006002959D1 (de) | Antriebsvorrichtung für eine lichtemittierende diode mit hoher leistung und weitem verdunkelungsbereich | |
DE502004008664D1 (de) | Lichtemittierendes halbleiterbauelement mit einer schutzdiode | |
DE602004014627D1 (de) | Abgasreinigungsvorrichtung | |
DE602004018588D1 (de) | Elektrolumineszierende Vorrichtung | |
EP1622207A4 (de) | Leuchtdiode | |
GB2400979B (en) | Organic light-emitting device | |
DE602004015512D1 (de) | Abgasreinigungsvorrichtung | |
GB0325100D0 (en) | A semiconductor light-emitting device | |
GB0524013D0 (en) | A semiconductor light-emitting device | |
DE602004030732D1 (de) | Abgasreinigungsvorrichtung für einen Motor | |
TW560703U (en) | Organic light-emitting diode | |
GB0508556D0 (en) | A semiconductor light-emitting device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8396 | Reprint of erroneous front page | ||
8364 | No opposition during term of opposition | ||
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |