CA1227528A - Energizing arrangement for controlling the luminous intensity of at least one discharge lamp and use of such arrangement - Google Patents
Energizing arrangement for controlling the luminous intensity of at least one discharge lamp and use of such arrangementInfo
- Publication number
- CA1227528A CA1227528A CA000472908A CA472908A CA1227528A CA 1227528 A CA1227528 A CA 1227528A CA 000472908 A CA000472908 A CA 000472908A CA 472908 A CA472908 A CA 472908A CA 1227528 A CA1227528 A CA 1227528A
- Authority
- CA
- Canada
- Prior art keywords
- arrangement
- lamp
- set forth
- energizing
- voltage pulse
- 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
Links
- 238000012423 maintenance Methods 0.000 claims abstract description 29
- 230000000737 periodic effect Effects 0.000 claims abstract description 7
- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 5
- 238000001429 visible spectrum Methods 0.000 claims 2
- PLXMOAALOJOTIY-FPTXNFDTSA-N Aesculin Natural products OC[C@@H]1[C@@H](O)[C@H](O)[C@@H](O)[C@H](O)[C@H]1Oc2cc3C=CC(=O)Oc3cc2O PLXMOAALOJOTIY-FPTXNFDTSA-N 0.000 claims 1
- 230000004913 activation Effects 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 238000010304 firing Methods 0.000 abstract description 3
- 230000033228 biological regulation Effects 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 6
- 239000003086 colorant Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- QHGVXILFMXYDRS-UHFFFAOYSA-N pyraclofos Chemical compound C1=C(OP(=O)(OCC)SCCC)C=NN1C1=CC=C(Cl)C=C1 QHGVXILFMXYDRS-UHFFFAOYSA-N 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 241000003910 Baronia <angiosperm> Species 0.000 description 1
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000000422 nocturnal effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
-
- 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
-
- 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
- H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
Landscapes
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8401800A FR2559334B1 (fr) | 1984-02-03 | 1984-02-03 | Dispositif d'alimentation pour commander l'intensite lumineuse d'au moins une lampe a decharge et utilisation dudit dispositif |
| FR8401800 | 1984-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1227528A true CA1227528A (en) | 1987-09-29 |
Family
ID=9300802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000472908A Expired CA1227528A (en) | 1984-02-03 | 1985-01-25 | Energizing arrangement for controlling the luminous intensity of at least one discharge lamp and use of such arrangement |
Country Status (9)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63198294A (ja) * | 1987-02-10 | 1988-08-16 | シャープ株式会社 | 蛍光灯の点灯方式 |
| FR2614748A1 (fr) * | 1987-04-29 | 1988-11-04 | Omega Electronics Sa | Dispositif d'alimentation d'une lampe a decharge |
| FR2617363A1 (fr) * | 1987-06-26 | 1988-12-30 | Omega Electronics Sa | Dispositif d'alimentation d'une lampe a decharge |
| GB2230662B (en) * | 1989-02-23 | 1993-10-06 | Matsushita Electric Works Ltd | Device for lighting a dc discharge lamp |
| FR2649277B1 (fr) * | 1989-06-30 | 1996-05-31 | Thomson Csf | Procede et dispositif de gradation de lumiere pour lampe fluorescente d'eclairage arriere d'ecran a cristaux liquides |
| AU625849B2 (en) * | 1989-09-08 | 1992-07-16 | H.P.M. Industries Pty Limited | A dimmer control device |
| US5027041A (en) * | 1990-01-16 | 1991-06-25 | Gte Products Corporation | Integrated radio-frequency light source for large scale display |
| US5019750A (en) * | 1990-01-16 | 1991-05-28 | Gte Products Corporation | Radio-frequency driven display |
| DE69324378T2 (de) * | 1992-12-30 | 1999-11-18 | Advanced Displays Corp., Norcross | Autonome multifunktionelle flüssigkristallanzeige |
| US5440324A (en) * | 1992-12-30 | 1995-08-08 | Avionic Displays Corporation | Backlighting for liquid crystal display |
| DE19531458A1 (de) * | 1995-08-26 | 1997-02-27 | Telefunken Microelectron | Verfahren zum Betrieb einer Leuchtstofflampe |
| EP1115272A1 (en) * | 2000-01-07 | 2001-07-11 | Issei Yoshitake | Method and system for lighting discharge lamps |
| JP2007124448A (ja) * | 2005-10-31 | 2007-05-17 | Pioneer Electronic Corp | スピーカユニット及びスピーカ取付用ブラケット |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3590316A (en) * | 1969-03-17 | 1971-06-29 | Westinghouse Electric Corp | Phase-controlled universal ballast for discharge devices |
| US3638070A (en) * | 1969-10-17 | 1972-01-25 | Richard W Powell | Fluorescent lamp starting and control circuit |
| GB1293890A (en) * | 1971-07-02 | 1972-10-25 | Akad Wissenschaften Ddr | Arrangement for converting electrical signals into optical signals |
| US4132925A (en) * | 1976-06-15 | 1979-01-02 | Forest Electric Company | Direct current ballasting and starting circuitry for gaseous discharge lamps |
| US4158793A (en) * | 1977-07-11 | 1979-06-19 | Lewis Gary D | Gas discharge lamp control circuit |
| JPS556775A (en) * | 1978-06-30 | 1980-01-18 | Matsushita Electric Works Ltd | Device for lighting discharge lamp |
| US4209730A (en) * | 1978-07-14 | 1980-06-24 | Larry McGee Company | Starting circuit for gaseous discharge lamps |
| JPS5559687A (en) * | 1978-10-27 | 1980-05-06 | Matsushita Electric Works Ltd | Device for firing discharge lamp |
| US4219760A (en) * | 1979-03-22 | 1980-08-26 | General Electric Company | SEF Lamp dimming |
| JPS55155498A (en) * | 1979-05-24 | 1980-12-03 | Matsushita Electric Works Ltd | Discharge lamp firing device |
| FR2536563B1 (fr) * | 1982-11-23 | 1985-07-26 | Ssih Equipment Sa | Element emetteur de lumiere a tube a decharge pour tableau d'affichage matriciel |
-
1984
- 1984-02-03 FR FR8401800A patent/FR2559334B1/fr not_active Expired
-
1985
- 1985-01-23 US US06/693,923 patent/US4649322A/en not_active Expired - Lifetime
- 1985-01-25 CA CA000472908A patent/CA1227528A/en not_active Expired
- 1985-01-28 KR KR1019850000521A patent/KR900000669B1/ko not_active Expired
- 1985-02-01 JP JP60016707A patent/JPS60189196A/ja active Granted
- 1985-02-01 AU AU38287/85A patent/AU578263B2/en not_active Ceased
- 1985-02-01 DE DE8585101029T patent/DE3563584D1/de not_active Expired
- 1985-02-01 EP EP85101029A patent/EP0152026B1/fr not_active Expired
-
1991
- 1991-06-07 SG SG422/91A patent/SG42291G/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0152026A1 (fr) | 1985-08-21 |
| KR850006296A (ko) | 1985-10-02 |
| JPH0447959B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-08-05 |
| KR900000669B1 (ko) | 1990-02-02 |
| DE3563584D1 (en) | 1988-08-04 |
| AU578263B2 (en) | 1988-10-20 |
| AU3828785A (en) | 1985-08-08 |
| FR2559334B1 (fr) | 1988-02-26 |
| US4649322A (en) | 1987-03-10 |
| JPS60189196A (ja) | 1985-09-26 |
| SG42291G (en) | 1991-07-26 |
| EP0152026B1 (fr) | 1988-06-29 |
| FR2559334A1 (fr) | 1985-08-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1227528A (en) | Energizing arrangement for controlling the luminous intensity of at least one discharge lamp and use of such arrangement | |
| US4937505A (en) | Energizing arrangement for a discharge lamp | |
| US4635052A (en) | Large size image display apparatus | |
| US4559480A (en) | Color matrix display with discharge tube light emitting elements | |
| US5105127A (en) | Dimming method and device for fluorescent lamps used for backlighting of liquid crystal screens | |
| US4920299A (en) | Push-pull fluorescent dimming circuit | |
| TW546990B (en) | Control and drive circuit arrangement | |
| US4575659A (en) | Sensor timer for lamps | |
| JPH05507581A (ja) | 広い調光範囲のガス放電灯駆動システム | |
| WO1997007493A1 (en) | Large incandescent live image display system | |
| SU710531A3 (ru) | Устройство дл регулировани ркости индикаторного элемента | |
| CA2208461A1 (en) | A multi-function filament-heater power supply for an electronic ballast for long-life, dimmable lamps | |
| US4097782A (en) | Energy saving means reducing power used by lamps | |
| JPH1022071A (ja) | Ｅｌ点灯装置 | |
| US6243067B1 (en) | Liquid crystal projector | |
| US4839564A (en) | Large image display apparatus | |
| GB2230662A (en) | DC discharge lamp lighting device | |
| US3710185A (en) | Flasher circuit | |
| US5457358A (en) | Method of and circuit for driving cathodeluminescence type lighting device | |
| CA1251857A (en) | Large image display apparatus | |
| JP2780453B2 (ja) | 直流放電灯点灯装置 | |
| JPH0377519B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| WO1995031802A1 (en) | Sign with/without illumination | |
| JP2731412B2 (ja) | 直流放電灯点灯装置 | |
| JPS5939179A (ja) | 大形映像表示装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |