AU2002227354A1 - Self-oscillating electronic discharge lamp ballast with dimming control - Google Patents

Self-oscillating electronic discharge lamp ballast with dimming control

Info

Publication number
AU2002227354A1
AU2002227354A1 AU2002227354A AU2735402A AU2002227354A1 AU 2002227354 A1 AU2002227354 A1 AU 2002227354A1 AU 2002227354 A AU2002227354 A AU 2002227354A AU 2735402 A AU2735402 A AU 2735402A AU 2002227354 A1 AU2002227354 A1 AU 2002227354A1
Authority
AU
Australia
Prior art keywords
self
discharge lamp
dimming control
lamp ballast
electronic discharge
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.)
Abandoned
Application number
AU2002227354A
Inventor
Fred C. Lee
Fengfeng Tao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Virginia Tech Intellectual Properties Inc
Original Assignee
Virginia Tech Intellectual Properties Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Virginia Tech Intellectual Properties Inc filed Critical Virginia Tech Intellectual Properties Inc
Publication of AU2002227354A1 publication Critical patent/AU2002227354A1/en
Abandoned legal-status Critical Current

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
    • H05B41/282—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
    • H05B41/36—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
AU2002227354A 2000-12-14 2001-12-14 Self-oscillating electronic discharge lamp ballast with dimming control Abandoned AU2002227354A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US25507200P 2000-12-14 2000-12-14
US60255072 2000-12-14
PCT/US2001/047756 WO2002049399A1 (en) 2000-12-14 2001-12-14 Self-oscillating electronic discharge lamp ballast with dimming control

Publications (1)

Publication Number Publication Date
AU2002227354A1 true AU2002227354A1 (en) 2002-06-24

Family

ID=22966715

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002227354A Abandoned AU2002227354A1 (en) 2000-12-14 2001-12-14 Self-oscillating electronic discharge lamp ballast with dimming control

Country Status (3)

Country Link
US (1) US6696803B2 (en)
AU (1) AU2002227354A1 (en)
WO (1) WO2002049399A1 (en)

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CN102958263B (en) * 2011-08-23 2016-04-27 台达电子企业管理（上海）有限公司 Electric ballast
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US9281748B2 (en) 2012-03-02 2016-03-08 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Operating a DC-DC converter
US8860326B2 (en) 2012-03-21 2014-10-14 Electronic Theatre Controls, Inc. Dimmable light emitting diode lighting system
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US9520799B2 (en) 2012-08-17 2016-12-13 Advanced Charging Technologies, LLC Power device
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US9326332B1 (en) 2014-10-08 2016-04-26 Koninklijke Philips N.V. Ripple reduction in light emitting diode (LED)-based light bulb through increased ripple on an energy storage capacitor
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Also Published As

Publication number Publication date
WO2002049399A1 (en) 2002-06-20
US20020113556A1 (en) 2002-08-22
US6696803B2 (en) 2004-02-24

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