WO2003102994A2 - Electronic dimming ballast for compact fluorescent lamps - Google Patents
Electronic dimming ballast for compact fluorescent lamps Download PDFInfo
- Publication number
- WO2003102994A2 WO2003102994A2 PCT/US2003/016661 US0316661W WO03102994A2 WO 2003102994 A2 WO2003102994 A2 WO 2003102994A2 US 0316661 W US0316661 W US 0316661W WO 03102994 A2 WO03102994 A2 WO 03102994A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- frequency
- ballast
- impedance
- lamp
- open loop
- Prior art date
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
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
-
- 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
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/04—Dimming circuit for fluorescent lamps
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03731393A EP1532845B1 (en) | 2002-06-01 | 2003-05-27 | Electronic dimming ballast for compact fluorescent lamps |
CA2488035A CA2488035C (en) | 2002-06-01 | 2003-05-27 | Electronic dimming ballast for compact fluorescent lamps |
DE60315838T DE60315838T2 (en) | 2002-06-01 | 2003-05-27 | ELECTRONIC DIMMER BALLAS CIRCUIT FOR COMPACT FLUORESCENT LAMPS |
MXPA04012015A MXPA04012015A (en) | 2002-06-01 | 2003-05-27 | Electronic dimming ballast for compact fluorescent lamps. |
AU2003240798A AU2003240798A1 (en) | 2002-06-01 | 2003-05-27 | Electronic dimming ballast for compact fluorescent lamps |
JP2004509986A JP2005528753A (en) | 2002-06-01 | 2003-05-27 | Electronic dimming ballast for compact fluorescent lamp |
HK05110667A HK1079393A1 (en) | 2002-06-01 | 2005-11-24 | Electronic dimming ballast for compact fluorescentlamps |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/160,546 | 2002-06-01 | ||
US10/160,546 US6642669B1 (en) | 2002-06-01 | 2002-06-01 | Electronic dimming ballast for compact fluorescent lamps |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003102994A2 true WO2003102994A2 (en) | 2003-12-11 |
WO2003102994A3 WO2003102994A3 (en) | 2004-03-04 |
Family
ID=29269860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/016661 WO2003102994A2 (en) | 2002-06-01 | 2003-05-27 | Electronic dimming ballast for compact fluorescent lamps |
Country Status (12)
Country | Link |
---|---|
US (1) | US6642669B1 (en) |
EP (1) | EP1532845B1 (en) |
JP (1) | JP2005528753A (en) |
CN (1) | CN100589673C (en) |
AT (1) | ATE371357T1 (en) |
AU (1) | AU2003240798A1 (en) |
CA (1) | CA2488035C (en) |
DE (1) | DE60315838T2 (en) |
ES (1) | ES2290465T3 (en) |
HK (1) | HK1079393A1 (en) |
MX (1) | MXPA04012015A (en) |
WO (1) | WO2003102994A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8138676B2 (en) | 2008-12-01 | 2012-03-20 | Mills Robert L | Methods and systems for dimmable fluorescent lighting using multiple frequencies |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6998796B2 (en) * | 2002-08-16 | 2006-02-14 | Bruce Industries, Inc. | Fluorescent lamp ballast control circuit |
US7061191B2 (en) * | 2003-07-30 | 2006-06-13 | Lutron Electronics Co., Inc. | System and method for reducing flicker of compact gas discharge lamps at low lamp light output level |
US7489090B2 (en) * | 2006-02-13 | 2009-02-10 | Lutron Electronics Co., Inc. | Electronic ballast having adaptive frequency shifting |
US8358078B2 (en) * | 2008-06-09 | 2013-01-22 | Technical Consumer Products, Inc. | Fluorescent lamp dimmer with multi-function integrated circuit |
US8049430B2 (en) | 2008-09-05 | 2011-11-01 | Lutron Electronics Co., Inc. | Electronic ballast having a partially self-oscillating inverter circuit |
US8228002B2 (en) * | 2008-09-05 | 2012-07-24 | Lutron Electronics Co., Inc. | Hybrid light source |
US8067902B2 (en) * | 2008-09-05 | 2011-11-29 | Lutron Electronics Co., Inc. | Electronic ballast having a symmetric topology |
US8049432B2 (en) * | 2008-09-05 | 2011-11-01 | Lutron Electronics Co., Inc. | Measurement circuit for an electronic ballast |
US8008866B2 (en) * | 2008-09-05 | 2011-08-30 | Lutron Electronics Co., Inc. | Hybrid light source |
US8618751B2 (en) | 2009-12-30 | 2013-12-31 | Leviton Manufacturing Co., Inc. | Phase control with adaptive parameters |
US8441197B2 (en) | 2010-04-06 | 2013-05-14 | Lutron Electronics Co., Inc. | Method of striking a lamp in an electronic dimming ballast circuit |
US8466631B1 (en) * | 2010-05-24 | 2013-06-18 | Cooper Technologies Company | Lamp driver with triac dimmer compensation |
US8629624B2 (en) | 2010-08-18 | 2014-01-14 | Lutron Electronics Co., Inc. | Method and apparatus for measuring operating characteristics in a load control device |
US8384297B2 (en) | 2010-08-18 | 2013-02-26 | Lutron Electronics Co., Inc. | Method of controlling an operating frequency of an electronic dimming ballast |
US8593076B2 (en) | 2010-08-18 | 2013-11-26 | Lutron Electronics Co., Inc. | Electronic dimming ballast having advanced boost converter control |
US8659232B2 (en) | 2010-09-14 | 2014-02-25 | Crs Electronics | Variable-impedance load for LED lamps |
US8803432B2 (en) | 2011-05-10 | 2014-08-12 | Lutron Electronics Co., Inc. | Method and apparatus for determining a target light intensity from a phase-control signal |
US9370068B2 (en) | 2011-12-16 | 2016-06-14 | Leviton Manufacturing Company, Inc. | Dimming and control arrangement and method for solid state lamps |
US9078307B2 (en) | 2012-12-21 | 2015-07-07 | General Electric Company | Fault protection system and method for fluorescent lamp ballasts |
US9681526B2 (en) | 2014-06-11 | 2017-06-13 | Leviton Manufacturing Co., Inc. | Power efficient line synchronized dimmer |
WO2019063505A1 (en) * | 2017-09-30 | 2019-04-04 | Signify Holding B.V. | A controllable driver and drive method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5864212A (en) * | 1990-06-25 | 1999-01-26 | Lutron Electronics Co., Inc. | Control system for providing power to a gas discharge lamp |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5041763A (en) | 1989-12-22 | 1991-08-20 | Lutron Electronics Co., Inc. | Circuit and method for improved dimming of gas discharge lamps |
US5821699A (en) * | 1994-09-30 | 1998-10-13 | Pacific Scientific | Ballast circuit for fluorescent lamps |
US6111368A (en) | 1997-09-26 | 2000-08-29 | Lutron Electronics Co., Inc. | System for preventing oscillations in a fluorescent lamp ballast |
US6094017A (en) * | 1997-12-02 | 2000-07-25 | Power Circuit Innovations, Inc. | Dimming ballast and drive method for a metal halide lamp using a frequency controlled loosely coupled transformer |
US6225760B1 (en) | 1998-07-28 | 2001-05-01 | Lutron Electronics Company, Inc. | Fluorescent lamp dimmer system |
-
2002
- 2002-06-01 US US10/160,546 patent/US6642669B1/en not_active Expired - Lifetime
-
2003
- 2003-05-27 WO PCT/US2003/016661 patent/WO2003102994A2/en active IP Right Grant
- 2003-05-27 CA CA2488035A patent/CA2488035C/en not_active Expired - Lifetime
- 2003-05-27 DE DE60315838T patent/DE60315838T2/en not_active Expired - Lifetime
- 2003-05-27 JP JP2004509986A patent/JP2005528753A/en active Pending
- 2003-05-27 AT AT03731393T patent/ATE371357T1/en not_active IP Right Cessation
- 2003-05-27 ES ES03731393T patent/ES2290465T3/en not_active Expired - Lifetime
- 2003-05-27 EP EP03731393A patent/EP1532845B1/en not_active Expired - Lifetime
- 2003-05-27 CN CN03815015A patent/CN100589673C/en not_active Expired - Fee Related
- 2003-05-27 AU AU2003240798A patent/AU2003240798A1/en not_active Abandoned
- 2003-05-27 MX MXPA04012015A patent/MXPA04012015A/en active IP Right Grant
-
2005
- 2005-11-24 HK HK05110667A patent/HK1079393A1/en not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5864212A (en) * | 1990-06-25 | 1999-01-26 | Lutron Electronics Co., Inc. | Control system for providing power to a gas discharge lamp |
Non-Patent Citations (1)
Title |
---|
See also references of EP1532845A2 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8138676B2 (en) | 2008-12-01 | 2012-03-20 | Mills Robert L | Methods and systems for dimmable fluorescent lighting using multiple frequencies |
Also Published As
Publication number | Publication date |
---|---|
EP1532845A2 (en) | 2005-05-25 |
JP2005528753A (en) | 2005-09-22 |
US6642669B1 (en) | 2003-11-04 |
ES2290465T3 (en) | 2008-02-16 |
EP1532845A4 (en) | 2006-10-18 |
ATE371357T1 (en) | 2007-09-15 |
DE60315838D1 (en) | 2007-10-04 |
EP1532845B1 (en) | 2007-08-22 |
WO2003102994A3 (en) | 2004-03-04 |
CA2488035C (en) | 2010-07-20 |
MXPA04012015A (en) | 2005-08-16 |
CA2488035A1 (en) | 2003-12-11 |
HK1079393A1 (en) | 2006-03-31 |
AU2003240798A1 (en) | 2003-12-19 |
AU2003240798A8 (en) | 2003-12-19 |
CN1663324A (en) | 2005-08-31 |
DE60315838T2 (en) | 2008-05-21 |
CN100589673C (en) | 2010-02-10 |
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