EP0688153A3 - Process and circuit for controlling the light intensity and the operating mode of discharge lamps - Google Patents
Process and circuit for controlling the light intensity and the operating mode of discharge lamps Download PDFInfo
- Publication number
- EP0688153A3 EP0688153A3 EP95114340A EP95114340A EP0688153A3 EP 0688153 A3 EP0688153 A3 EP 0688153A3 EP 95114340 A EP95114340 A EP 95114340A EP 95114340 A EP95114340 A EP 95114340A EP 0688153 A3 EP0688153 A3 EP 0688153A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- circuit
- controlling
- light intensity
- operating mode
- discharge lamps
- 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.)
- Withdrawn
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
- H05B41/3922—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations and measurement of the incident light
-
- 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
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
-
- 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
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
- H05B41/2825—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a bridge converter in the final stage
- H05B41/2827—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a bridge converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezoelectric transformers; using specially adapted load circuit configurations
-
- 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
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/295—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
-
- 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
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/295—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
- H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2981—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
- H05B41/2983—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal power supply conditions
-
- 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
-
- 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
-
- 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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/18—Controlling the light source by remote control via data-bus transmission
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99126075A EP0989787A3 (en) | 1990-12-07 | 1991-12-09 | Process and circuit for controlling the light intensity and the behaviour of gas discharge lamps |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4039161 | 1990-12-07 | ||
DE4039161A DE4039161C2 (en) | 1990-12-07 | 1990-12-07 | System for controlling the brightness and operating behavior of fluorescent lamps |
EP91121150A EP0490329B1 (en) | 1990-12-07 | 1991-12-09 | System for controlling the light intensity and the behaviour of gas discharge lamps |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91121150.6 Division | 1991-12-09 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99126075A Division EP0989787A3 (en) | 1990-12-07 | 1991-12-09 | Process and circuit for controlling the light intensity and the behaviour of gas discharge lamps |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0688153A2 EP0688153A2 (en) | 1995-12-20 |
EP0688153A3 true EP0688153A3 (en) | 1997-02-26 |
Family
ID=6419851
Family Applications (9)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95114340A Withdrawn EP0688153A3 (en) | 1990-12-07 | 1991-12-09 | Process and circuit for controlling the light intensity and the operating mode of discharge lamps |
EP91121150A Revoked EP0490329B1 (en) | 1990-12-07 | 1991-12-09 | System for controlling the light intensity and the behaviour of gas discharge lamps |
EP95114571A Withdrawn EP0701390A3 (en) | 1990-12-07 | 1991-12-09 | Circuit for controlling the light intensity and the operating mode of discharge lamps |
EP95114670A Expired - Lifetime EP0701389B1 (en) | 1990-12-07 | 1991-12-09 | Circuit for controlling the light intensity and the operating mode of discharge lamps |
EP99126074A Expired - Lifetime EP0989786B1 (en) | 1990-12-07 | 1991-12-09 | Process and circuit for controlling the light intensity and the behaviour of gas discharge lamps |
EP91121151A Expired - Lifetime EP0490330B1 (en) | 1990-12-07 | 1991-12-09 | Control circuit for gasdischarge lamps |
EP95114759A Withdrawn EP0706307A3 (en) | 1990-12-07 | 1991-12-09 | Circuit for controlling the light intensity and the operating mode of discharge lamps |
EP95114483A Withdrawn EP0689373A3 (en) | 1990-12-07 | 1991-12-09 | Circuits for controlling the light intensity and the operating mode of discharge lamps |
EP99126075A Ceased EP0989787A3 (en) | 1990-12-07 | 1991-12-09 | Process and circuit for controlling the light intensity and the behaviour of gas discharge lamps |
Family Applications After (8)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91121150A Revoked EP0490329B1 (en) | 1990-12-07 | 1991-12-09 | System for controlling the light intensity and the behaviour of gas discharge lamps |
EP95114571A Withdrawn EP0701390A3 (en) | 1990-12-07 | 1991-12-09 | Circuit for controlling the light intensity and the operating mode of discharge lamps |
EP95114670A Expired - Lifetime EP0701389B1 (en) | 1990-12-07 | 1991-12-09 | Circuit for controlling the light intensity and the operating mode of discharge lamps |
EP99126074A Expired - Lifetime EP0989786B1 (en) | 1990-12-07 | 1991-12-09 | Process and circuit for controlling the light intensity and the behaviour of gas discharge lamps |
EP91121151A Expired - Lifetime EP0490330B1 (en) | 1990-12-07 | 1991-12-09 | Control circuit for gasdischarge lamps |
EP95114759A Withdrawn EP0706307A3 (en) | 1990-12-07 | 1991-12-09 | Circuit for controlling the light intensity and the operating mode of discharge lamps |
EP95114483A Withdrawn EP0689373A3 (en) | 1990-12-07 | 1991-12-09 | Circuits for controlling the light intensity and the operating mode of discharge lamps |
EP99126075A Ceased EP0989787A3 (en) | 1990-12-07 | 1991-12-09 | Process and circuit for controlling the light intensity and the behaviour of gas discharge lamps |
Country Status (6)
Country | Link |
---|---|
EP (9) | EP0688153A3 (en) |
AT (4) | ATE127312T1 (en) |
DE (5) | DE4039161C2 (en) |
ES (1) | ES2087222T3 (en) |
FI (1) | FI117464B (en) |
NO (1) | NO300750B1 (en) |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5287040A (en) * | 1992-07-06 | 1994-02-15 | Lestician Ballast, Inc. | Variable control, current sensing ballast |
DE59207908D1 (en) * | 1992-09-24 | 1997-02-27 | Knobel Lichttech | Circuit arrangement for operating a fluorescent lamp and for measuring the lamp current |
ATE149768T1 (en) * | 1992-11-24 | 1997-03-15 | Tridonic Bauelemente | CIRCUIT ARRANGEMENT FOR CONTROLLING A MULTIPLE CONSUMER, IN PARTICULAR LAMP BALLASTS |
DE4330114B4 (en) * | 1992-11-24 | 2004-05-06 | Tridonicatco Gmbh & Co. Kg | Circuit arrangement for controlling a plurality of consumers, in particular ballast for lamps |
DE4245092B4 (en) * | 1992-12-23 | 2012-07-26 | Tridonic Gmbh & Co Kg | Starter circuit for use with parallel driven gas-discharge lighting units - has inverter coupled to series resonance circuit with transformer having symmetrical windings coupled to lamps |
DE4243955B4 (en) * | 1992-12-23 | 2010-11-18 | Tridonicatco Gmbh & Co. Kg | Ballast for at least one parallel-operated pair of gas discharge lamps |
AT499U1 (en) * | 1992-12-23 | 1995-11-27 | Tridonic Bauelemente | CIRCUIT FOR THE POWER SUPPLY AND BRIGHTNESS CONTROL OF A LOW-VOLTAGE HALOGEN LAMP |
JPH06283283A (en) * | 1993-03-26 | 1994-10-07 | Toshiba Lighting & Technol Corp | Discharge lamp lighting device |
DE4330942C2 (en) * | 1993-09-08 | 1997-05-22 | Smi Syst Microelect Innovat | Method for detecting a defective fluorescent lamp when operating with a higher frequency voltage |
BE1007869A3 (en) * | 1993-12-13 | 1995-11-07 | Koninkl Philips Electronics Nv | Shifting. |
JP2745379B2 (en) * | 1994-02-24 | 1998-04-28 | 株式会社遠藤照明 | Fluorescent lighting dimming system |
DE4421736C2 (en) * | 1994-06-22 | 1998-06-18 | Wolfgang Nuetzel | Controllable lighting system |
DE4425890A1 (en) * | 1994-07-11 | 1996-01-18 | Priamos Licht Ind & Dienstleis | Circuit arrangement for driving a discharge lamp |
DE19501695B4 (en) * | 1994-10-13 | 2008-10-02 | Tridonicatco Gmbh & Co. Kg | Ballast for at least one gas discharge lamp with preheatable lamp filaments |
US5656891A (en) * | 1994-10-13 | 1997-08-12 | Tridonic Bauelemente Gmbh | Gas discharge lamp ballast with heating control circuit and method of operating same |
FI95985C (en) * | 1994-11-24 | 1996-04-10 | Helvar Oy | Method and circuit system for controlling an electronics lighting device |
DE59506306D1 (en) * | 1995-01-13 | 1999-08-05 | Siemens Ag | Circuit arrangement for filament preheating of fluorescent lamps |
US5633564A (en) * | 1995-06-01 | 1997-05-27 | Edwards; M. Larry | Modular uninterruptible lighting system |
BE1009717A3 (en) * | 1995-10-20 | 1997-07-01 | Philips Electronics Nv | Shifting. |
EP0773708A1 (en) * | 1995-11-09 | 1997-05-14 | MAGNETEK S.p.A. | Adaptor for electrical equipment with incorporated controller |
GB2307321A (en) * | 1995-11-15 | 1997-05-21 | Delmatic Ltd | Failed light detector |
DE29617553U1 (en) * | 1996-10-09 | 1997-01-02 | Goevert Ulrich | Circuit for touch dimmer |
DE19705985A1 (en) * | 1997-02-17 | 1998-07-02 | Bosch Gmbh Robert | Arrangement for operating and controlling gas-discharge lamps esp high-pressure type in motor vehicle |
DE19708791C5 (en) * | 1997-03-04 | 2004-12-30 | Tridonicatco Gmbh & Co. Kg | Control circuit and electronic ballast with such a control circuit |
DE19708792A1 (en) * | 1997-03-04 | 1998-09-10 | Tridonic Bauelemente | Method and device for detecting the rectification effect occurring in a gas discharge lamp |
US6094016A (en) * | 1997-03-04 | 2000-07-25 | Tridonic Bauelemente Gmbh | Electronic ballast |
DE29724657U1 (en) * | 1997-03-04 | 2002-09-05 | Tridonicatco Gmbh & Co Kg | Electronic ballast |
DE19715028B4 (en) * | 1997-04-11 | 2008-07-03 | Insta Elektro Gmbh | Bus-capable dimmers, electronic transformers and ballasts for brightness control of luminaires |
US20030133292A1 (en) | 1999-11-18 | 2003-07-17 | Mueller George G. | Methods and apparatus for generating and modulating white light illumination conditions |
US7161313B2 (en) | 1997-08-26 | 2007-01-09 | Color Kinetics Incorporated | Light emitting diode based products |
ATE254386T1 (en) * | 1997-09-18 | 2003-11-15 | Ceag Sicherheitstechnik Gmbh | LIGHTING SYSTEM |
ATE237919T1 (en) * | 1997-09-18 | 2003-05-15 | Ceag Sicherheitstechnik Gmbh | LIGHTING SYSTEM |
DE19748007A1 (en) * | 1997-10-30 | 1999-05-12 | Tridonic Bauelemente | Interface for a lamp control gear |
US6069455A (en) * | 1998-04-15 | 2000-05-30 | Electro-Mag International, Inc. | Ballast having a selectively resonant circuit |
US6157093A (en) * | 1999-09-27 | 2000-12-05 | Philips Electronics North America Corporation | Modular master-slave power supply controller |
US20020176259A1 (en) | 1999-11-18 | 2002-11-28 | Ducharme Alfred D. | Systems and methods for converting illumination |
DE10006408A1 (en) | 2000-02-14 | 2001-08-16 | Zumtobel Staff Gmbh | Lighting system |
DE10011306A1 (en) | 2000-03-10 | 2001-09-13 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Device for controlling light sources with ballast |
DE10013279A1 (en) * | 2000-03-17 | 2001-09-27 | Trilux Lenze Gmbh & Co Kg | Monitoring input voltage of electronic voltage adapter for fluorescent lamp involves controlling adapter according to amplitude and/or type of input voltage |
DE10049842A1 (en) * | 2000-10-09 | 2002-04-11 | Tridonic Bauelemente | Operating circuit for gas discharge lamps, has additional DC supply line for each gas discharge lamp for preventing unwanted lamp extinction |
DE10052826A1 (en) * | 2000-10-24 | 2002-04-25 | Wittenstein Gmbh & Co Kg | Circuit for triggering two or more electrical consumers, has receiver coil unit for supplying an AC voltage to the circuit and consumer paths each connecting in parallel to the receiver coil unit. |
WO2002067636A1 (en) * | 2001-02-20 | 2002-08-29 | Noontek Limited | A digital lamp controller for low frequency operation |
DE10127135B4 (en) * | 2001-06-02 | 2006-07-06 | Insta Elektro Gmbh | Dimmable electronic ballast |
DE10145766A1 (en) * | 2001-09-17 | 2003-04-03 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Device and method for preheating the filament electrodes of a fluorescent lamp |
DE10163957A1 (en) * | 2001-12-23 | 2003-07-03 | Der Kluth Decke Und Licht Gmbh | Electronic voltage adapter for light sources is able to be connected to more than two light sources, especially fluorescent tubes, has rectifier connected to several high frequency generators |
DE10206731B4 (en) * | 2002-02-18 | 2016-12-22 | Tridonic Gmbh & Co Kg | Lamp sensor for a ballast for operating a gas discharge lamp |
CN1910966A (en) * | 2004-01-20 | 2007-02-07 | 皇家飞利浦电子股份有限公司 | Electronic ballast with multi-slope current feedback |
US7619539B2 (en) | 2004-02-13 | 2009-11-17 | Lutron Electronics Co., Inc. | Multiple-input electronic ballast with processor |
ITVI20040062A1 (en) * | 2004-03-19 | 2004-06-19 | Beghelli Spa | INTEGRATED SYSTEM OF DIAGNOSIS AND MANAGEMENT OF FLUORESCENT LAMPS |
DE102004040947A1 (en) * | 2004-07-23 | 2006-03-16 | Tridonicatco Gmbh & Co. Kg | Interface circuit for the transmission of digital signals |
CN101002507B (en) * | 2004-07-23 | 2015-07-01 | 三多尼克爱特克两合股份有限公司 | Interface circuit for transmission of digital signals |
US7245224B2 (en) * | 2004-08-13 | 2007-07-17 | Dell Products Lp | Methods and systems for diagnosing projection device failure |
DE102004051162B4 (en) * | 2004-10-20 | 2019-07-18 | Tridonic Gmbh & Co Kg | Modulation of a PFC in DC mode |
US7369060B2 (en) | 2004-12-14 | 2008-05-06 | Lutron Electronics Co., Inc. | Distributed intelligence ballast system and extended lighting control protocol |
DE102005018775A1 (en) * | 2005-04-22 | 2006-10-26 | Tridonicatco Gmbh & Co. Kg | Electronic ballast for e.g. fluorescent lamp, has microcontroller assigned to intermediate circuit voltage regulator, where external instructions are applied to microcontroller, and properties of regulator depend on external instructions |
DE102005018763A1 (en) * | 2005-04-22 | 2006-10-26 | Tridonicatco Gmbh & Co. Kg | Operating devices with evaluation of the lamp temperature during lamp control |
DE102005018774A1 (en) * | 2005-04-22 | 2006-10-26 | Tridonicatco Gmbh & Co. Kg | Adjustable digital lamp power control |
DE102005045618B4 (en) | 2005-09-23 | 2019-02-07 | Osram Gmbh | Emergency power light with an electronic ballast for the control of an emergency power source, as well as emergency power system with such emergency lights |
DE102006042954A1 (en) * | 2006-09-13 | 2008-03-27 | Tridonicatco Gmbh & Co. Kg | Ignition of gas discharge lamps under variable environmental conditions |
EP2080423A1 (en) * | 2006-11-07 | 2009-07-22 | Pantec Engineering AG | Method for operating a uv lamp |
WO2008116496A1 (en) * | 2007-03-27 | 2008-10-02 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Operating device and lighting system for low-pressure discharge lamps having temperature-dependant power return control |
ATE511741T1 (en) | 2008-02-04 | 2011-06-15 | Uviterno Ag | METHOD FOR OPERATING A UV LAMP |
CN101603648B (en) * | 2008-06-10 | 2012-05-30 | 矽诚科技股份有限公司 | Parallel type single-line addressing lighting device |
CN101640967B (en) * | 2008-07-30 | 2013-01-02 | 普诚科技股份有限公司 | Drive circuit, dimming circuit and dimming method for fluorescent lamp |
DE102008056814A1 (en) * | 2008-11-11 | 2010-05-27 | HÜCO Lightronic GmbH | Electronic ballast, lighting device and method of operation of same |
DE102010039154A1 (en) | 2010-08-10 | 2012-02-16 | Tridonic Gmbh & Co. Kg | Modulation of a PFC in DC mode |
EP2468746A1 (en) | 2010-12-23 | 2012-06-27 | The University of Queensland | Benzothiazinone compounds and their use as anti-tuberculosis agents |
DE102013107872B3 (en) * | 2013-08-07 | 2014-12-11 | Vossloh-Schwabe Deutschland Gmbh | Device and method for operating a lamp arrangement |
EP3195698B1 (en) * | 2014-09-17 | 2022-10-26 | Eaton Intelligent Power Limited | Electronic ballast and method for controlling a load |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4523128A (en) * | 1982-12-10 | 1985-06-11 | Honeywell Inc. | Remote control of dimmable electronic gas discharge lamp ballasts |
US4695769A (en) * | 1981-11-27 | 1987-09-22 | Wide-Lite International | Logarithmic-to-linear photocontrol apparatus for a lighting system |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2747173B2 (en) * | 1977-10-20 | 1979-11-15 | Praezisa Industrieelektronik Gmbh, 4300 Essen | Emergency light with luminous flux control |
FR2417876A1 (en) * | 1978-02-16 | 1979-09-14 | Aglo Sa | Control circuit for standby lighting - has capacitor discharged via transistor and resistor for connecting battery supply in case of mains supply fault |
DE3025249A1 (en) * | 1980-07-03 | 1982-01-28 | Helmut Ulrich Apparatebau, 8000 München | Brightness control circuit for fluorescent lamps - has controllable shunt, parallel to lamp discharge path, and in series with heating electrode |
US4346332A (en) * | 1980-08-14 | 1982-08-24 | General Electric Company | Frequency shift inverter for variable power control |
DE3266600D1 (en) * | 1981-02-21 | 1985-11-07 | Emi Plc Thorn | Lamp driver circuits |
US4396872A (en) * | 1981-03-30 | 1983-08-02 | General Mills, Inc. | Ballast circuit and method for optimizing the operation of high intensity discharge lamps in the growing of plants |
US4484190A (en) * | 1981-05-26 | 1984-11-20 | General Electric Company | System for load output level control |
BR8305740A (en) * | 1982-01-15 | 1984-01-10 | Minitronics Pty Ltd | HIGH FREQUENCY ELECTRONIC BALLAST FOR ELECTRIC GAS DISCHARGE LAMPS |
US4441054A (en) * | 1982-04-12 | 1984-04-03 | Gte Products Corporation | Stabilized dimming circuit for lamp ballasts |
FI65524C (en) * | 1982-04-21 | 1984-05-10 | Helvar Oy | FOER REFRIGERATION FOER MATNING AVERAGE REQUIREMENTS FOR FLUORESCENT LAMPS |
DE3524681A1 (en) * | 1985-07-11 | 1987-01-22 | Trilux Lenze Gmbh & Co Kg | DIMMER SWITCH FOR AN ELECTRONIC FLUORESCENT LAMP CONTROLLER |
US4704563A (en) * | 1986-05-09 | 1987-11-03 | General Electric Company | Fluorescent lamp operating circuit |
US4870327A (en) * | 1987-07-27 | 1989-09-26 | Avtech Corporation | High frequency, electronic fluorescent lamp ballast |
DE3729383A1 (en) * | 1987-09-03 | 1989-03-16 | Philips Patentverwaltung | CIRCUIT ARRANGEMENT FOR STARTING A HIGH-PRESSURE DISCHARGE LAMP |
GB2212995A (en) * | 1987-10-23 | 1989-08-02 | Rockwell International Corp | Fluorescent lamp dimmer |
ATE103458T1 (en) * | 1988-04-20 | 1994-04-15 | Zumtobel Ag | BALLAST FOR A DISCHARGE LAMP. |
US4904905A (en) * | 1988-08-05 | 1990-02-27 | American Sterilizer Company | Dual resonant frequency arc lamp power supply |
NL8900703A (en) * | 1989-03-22 | 1990-10-16 | Nedap Nv | HIGH-FREQUENT BALLAST. |
DE3910738A1 (en) * | 1989-04-03 | 1990-10-04 | Zumtobel Ag | CONTROL UNIT FOR A DIRECTLY HEATED DISCHARGE LAMP |
DE69020053T2 (en) * | 1989-07-10 | 1996-01-25 | Philips Electronics Na | Circuit arrangement. |
US5027034A (en) * | 1989-10-12 | 1991-06-25 | Honeywell Inc. | Alternating cathode florescent lamp dimmer |
NL8902811A (en) * | 1989-11-14 | 1991-06-03 | Arkalite B V | Lighting system with multiple lamps and supplies - has addressed control modules for remote control of each lamp |
US5099176A (en) * | 1990-04-06 | 1992-03-24 | North American Philips Corporation | Fluorescent lamp ballast operable from two different power supplies |
DE4021131A1 (en) * | 1990-07-03 | 1992-01-09 | Zumtobel Ag | CIRCUIT ARRANGEMENT AND METHOD FOR APPROACHING A NON-LINEAR TRANSMISSION FUNCTION |
-
1990
- 1990-12-07 DE DE4039161A patent/DE4039161C2/en not_active Expired - Lifetime
-
1991
- 1991-12-05 FI FI915757A patent/FI117464B/en not_active IP Right Cessation
- 1991-12-06 NO NO914820A patent/NO300750B1/en not_active IP Right Cessation
- 1991-12-09 EP EP95114340A patent/EP0688153A3/en not_active Withdrawn
- 1991-12-09 EP EP91121150A patent/EP0490329B1/en not_active Revoked
- 1991-12-09 EP EP95114571A patent/EP0701390A3/en not_active Withdrawn
- 1991-12-09 ES ES91121150T patent/ES2087222T3/en not_active Expired - Lifetime
- 1991-12-09 EP EP95114670A patent/EP0701389B1/en not_active Expired - Lifetime
- 1991-12-09 EP EP99126074A patent/EP0989786B1/en not_active Expired - Lifetime
- 1991-12-09 AT AT91121151T patent/ATE127312T1/en not_active IP Right Cessation
- 1991-12-09 EP EP91121151A patent/EP0490330B1/en not_active Expired - Lifetime
- 1991-12-09 DE DE59106372T patent/DE59106372D1/en not_active Expired - Lifetime
- 1991-12-09 AT AT95114670T patent/ATE215770T1/en not_active IP Right Cessation
- 1991-12-09 DE DE59109260T patent/DE59109260D1/en not_active Expired - Lifetime
- 1991-12-09 DE DE59107686T patent/DE59107686D1/en not_active Expired - Fee Related
- 1991-12-09 EP EP95114759A patent/EP0706307A3/en not_active Withdrawn
- 1991-12-09 AT AT91121150T patent/ATE137078T1/en not_active IP Right Cessation
- 1991-12-09 DE DE59109232T patent/DE59109232D1/en not_active Expired - Fee Related
- 1991-12-09 EP EP95114483A patent/EP0689373A3/en not_active Withdrawn
- 1991-12-09 AT AT99126074T patent/ATE262774T1/en not_active IP Right Cessation
- 1991-12-09 EP EP99126075A patent/EP0989787A3/en not_active Ceased
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4695769A (en) * | 1981-11-27 | 1987-09-22 | Wide-Lite International | Logarithmic-to-linear photocontrol apparatus for a lighting system |
US4523128A (en) * | 1982-12-10 | 1985-06-11 | Honeywell Inc. | Remote control of dimmable electronic gas discharge lamp ballasts |
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