WO2002030162A3 - A system and method for employing pulse width modulation for reducing vertical segregation in a gas discharge lamp - Google Patents
A system and method for employing pulse width modulation for reducing vertical segregation in a gas discharge lamp Download PDFInfo
- Publication number
- WO2002030162A3 WO2002030162A3 PCT/EP2001/011171 EP0111171W WO0230162A3 WO 2002030162 A3 WO2002030162 A3 WO 2002030162A3 EP 0111171 W EP0111171 W EP 0111171W WO 0230162 A3 WO0230162 A3 WO 0230162A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pulse width
- discharge lamp
- gas discharge
- width modulation
- signal
- 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
- H05B41/26—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
- H05B41/288—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 without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
- H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2928—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating 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
- 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
- H05B41/3928—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation for high-pressure lamps, e.g. high-intensity discharge lamps, high-pressure mercury or sodium 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
- 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
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01976259A EP1327382B1 (en) | 2000-10-06 | 2001-09-26 | A system and method for employing pulse width modulation for reducing vertical segregation in a gas discharge lamp |
JP2002533414A JP2004511071A (en) | 2000-10-06 | 2001-09-26 | System and method employing pulse width modulation for reducing vertical color separation in gas discharge lamps |
DE60125567T DE60125567T2 (en) | 2000-10-06 | 2001-09-26 | SETTING THE PULSE WIDTH MODULATION SYSTEM AND METHOD FOR REDUCING VERTICAL COLOR SEPARATION IN DISCHARGE LAMPS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/684,196 US6680582B1 (en) | 2000-10-06 | 2000-10-06 | System and method for employing pulse width modulation for reducing vertical segregation in a gas discharge lamp |
US09/684,196 | 2000-10-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002030162A2 WO2002030162A2 (en) | 2002-04-11 |
WO2002030162A3 true WO2002030162A3 (en) | 2002-06-20 |
Family
ID=24747054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2001/011171 WO2002030162A2 (en) | 2000-10-06 | 2001-09-26 | A system and method for employing pulse width modulation for reducing vertical segregation in a gas discharge lamp |
Country Status (6)
Country | Link |
---|---|
US (1) | US6680582B1 (en) |
EP (1) | EP1327382B1 (en) |
JP (1) | JP2004511071A (en) |
CN (1) | CN100452942C (en) |
DE (1) | DE60125567T2 (en) |
WO (1) | WO2002030162A2 (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6498441B1 (en) * | 2001-08-10 | 2002-12-24 | Koninklijke Philips Electronics N.V. | Method for coloring mixing of hid lamps operated at VHF frequencies using duty cycle modulation |
US6870324B2 (en) * | 2001-08-15 | 2005-03-22 | Koninklijke Philips Electronics N.V. | Method for color mixing with arc stability and straightening of HID lamps operated at high frequencies using duty cycle modulation |
US6788007B2 (en) | 2001-12-21 | 2004-09-07 | Koninklijke Philips Electronics N.V. | Use of arc straightening in HID lamps operated at VHF frequencies |
US6864642B2 (en) * | 2002-10-07 | 2005-03-08 | Bruce Industries, Inc. | Electronic ballast with DC output flyback converter |
US6879113B2 (en) * | 2003-03-11 | 2005-04-12 | Bruce Industries, Inc. | Low frequency output electronic ballast |
DE10333820A1 (en) | 2003-07-24 | 2005-02-17 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Circuit arrangement for operating at least one high-pressure discharge lamp |
US6844687B1 (en) * | 2003-09-26 | 2005-01-18 | Osram Sylvania Inc. | Method of operating a discharge lamp |
TWI258322B (en) * | 2003-12-17 | 2006-07-11 | Toshiba Lighting & Technology | Lighting apparatus for discharge lamp and illumination appliance |
DE102004037382A1 (en) | 2004-04-02 | 2005-10-20 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Ballast for at least one lamp |
US20060017398A1 (en) * | 2004-06-23 | 2006-01-26 | Sanyo Tecnica Co., Ltd. | High-intensity discharge lamp lighting apparatus and lighting driving method therefor |
EP2090142B1 (en) * | 2006-11-09 | 2012-06-27 | Osram AG | Circuit arrangement, and method for the operation of a high-pressure discharge lamp |
US8193728B2 (en) | 2007-01-10 | 2012-06-05 | Osram Ag | Circuit arrangement and method for operating a high-pressure discharge lamp |
KR20090113322A (en) * | 2007-02-06 | 2009-10-29 | 코닌클리즈케 필립스 일렉트로닉스 엔.브이. | Method and device for driving a gas discharge lamp |
PL218353B1 (en) | 2009-12-10 | 2014-11-28 | Azo Digital Spółka Z Ograniczoną Odpowiedzialnością | Method for controlling high-pressure discharge lamp and power-supply system for the high-pressure discharge lamp |
CN202423217U (en) * | 2010-02-24 | 2012-09-05 | 皇家飞利浦电子股份有限公司 | Hid lighting system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4373146A (en) * | 1980-10-20 | 1983-02-08 | Gte Products Corporation | Method and circuit for operating discharge lamp |
EP0439861A1 (en) * | 1990-01-29 | 1991-08-07 | Koninklijke Philips Electronics N.V. | Circuit arrangement |
US5365151A (en) * | 1991-07-12 | 1994-11-15 | Tridonic Bauelemente Gmbh | Gas discharge lamp ballast circuit with frequency modulated pulse control |
EP0785702A2 (en) * | 1996-01-16 | 1997-07-23 | Osram Sylvania Inc. | Methods and apparatus for operating a discharge lamp |
EP0825808A2 (en) * | 1996-08-22 | 1998-02-25 | Matsushita Electric Industrial Co., Ltd. | Discharge lamp operating apparatus and method |
EP0837620A2 (en) * | 1996-10-21 | 1998-04-22 | Matsushita Electric Industrial Co., Ltd. | Operating method and operating apparatus for a high pressure discharge lamp |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2657824C2 (en) * | 1976-01-16 | 1983-08-04 | General Electric Co., Schenectady, N.Y. | Method for operating a high-pressure metal halide lamp and device for carrying out the method |
US5270620A (en) | 1990-09-04 | 1993-12-14 | General Electric Company | High frequency resonant converter for operating metal halide lamps |
US5306987A (en) * | 1993-03-11 | 1994-04-26 | General Electric Company | Acoustic resonance arc stabilization arrangement in a discharge lamp |
US5508592A (en) * | 1994-12-21 | 1996-04-16 | Osram Sylvania Inc. | Method for deflecting the arc of an electrodeless hid lamp |
US5623187A (en) * | 1994-12-28 | 1997-04-22 | Philips Electronics North America Corporation | Controller for a gas discharge lamp with variable inverter frequency and with lamp power and bus voltage control |
JP2001513590A (en) | 1997-08-05 | 2001-09-04 | パテント−トロイハント−ゲゼルシヤフト フユア エレクトリツシエ グリユーランペン ミツト ベシユレンクテル ハフツング | Lighting method and circuit device of metal halide arc lamp and lighting method of square wave AC lamp |
US6184633B1 (en) * | 1999-06-17 | 2001-02-06 | Philips Electronics North America Corporation | Reduction of vertical segregation in a discharge lamp |
-
2000
- 2000-10-06 US US09/684,196 patent/US6680582B1/en not_active Expired - Fee Related
-
2001
- 2001-09-26 DE DE60125567T patent/DE60125567T2/en not_active Expired - Fee Related
- 2001-09-26 JP JP2002533414A patent/JP2004511071A/en not_active Abandoned
- 2001-09-26 CN CNB018048293A patent/CN100452942C/en not_active Expired - Fee Related
- 2001-09-26 EP EP01976259A patent/EP1327382B1/en not_active Expired - Lifetime
- 2001-09-26 WO PCT/EP2001/011171 patent/WO2002030162A2/en active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4373146A (en) * | 1980-10-20 | 1983-02-08 | Gte Products Corporation | Method and circuit for operating discharge lamp |
EP0439861A1 (en) * | 1990-01-29 | 1991-08-07 | Koninklijke Philips Electronics N.V. | Circuit arrangement |
US5365151A (en) * | 1991-07-12 | 1994-11-15 | Tridonic Bauelemente Gmbh | Gas discharge lamp ballast circuit with frequency modulated pulse control |
EP0785702A2 (en) * | 1996-01-16 | 1997-07-23 | Osram Sylvania Inc. | Methods and apparatus for operating a discharge lamp |
EP0825808A2 (en) * | 1996-08-22 | 1998-02-25 | Matsushita Electric Industrial Co., Ltd. | Discharge lamp operating apparatus and method |
EP0837620A2 (en) * | 1996-10-21 | 1998-04-22 | Matsushita Electric Industrial Co., Ltd. | Operating method and operating apparatus for a high pressure discharge lamp |
Also Published As
Publication number | Publication date |
---|---|
CN1401208A (en) | 2003-03-05 |
EP1327382A2 (en) | 2003-07-16 |
EP1327382B1 (en) | 2006-12-27 |
CN100452942C (en) | 2009-01-14 |
WO2002030162A2 (en) | 2002-04-11 |
DE60125567D1 (en) | 2007-02-08 |
DE60125567T2 (en) | 2007-10-04 |
US6680582B1 (en) | 2004-01-20 |
JP2004511071A (en) | 2004-04-08 |
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