EP1041862A4 - Apparatus for lighting discharge lamp - Google Patents

Apparatus for lighting discharge lamp

Info

Publication number
EP1041862A4
EP1041862A4 EP99947921A EP99947921A EP1041862A4 EP 1041862 A4 EP1041862 A4 EP 1041862A4 EP 99947921 A EP99947921 A EP 99947921A EP 99947921 A EP99947921 A EP 99947921A EP 1041862 A4 EP1041862 A4 EP 1041862A4
Authority
EP
European Patent Office
Prior art keywords
discharge lamp
lighting discharge
lighting
lamp
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.)
Withdrawn
Application number
EP99947921A
Other languages
German (de)
French (fr)
Other versions
EP1041862A1 (en
Inventor
Osamu Takahashi
Yoshitaka Igarashi
Yoshiji Minagawa
Shinsuke Funayama
Kazuhiko Tsugita
Tetsuya Kobayashi
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.)
Mitsubishi Electric Corp
Mitsubishi Lighting Fixture Co Ltd
Original Assignee
Mitsubishi Electric Corp
Mitsubishi Lighting Fixture Co Ltd
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
Priority claimed from JP29642198A external-priority patent/JP2000123982A/en
Priority claimed from JP31434998A external-priority patent/JP4083895B2/en
Priority claimed from JP32163698A external-priority patent/JP4040769B2/en
Application filed by Mitsubishi Electric Corp, Mitsubishi Lighting Fixture Co Ltd filed Critical Mitsubishi Electric Corp
Publication of EP1041862A1 publication Critical patent/EP1041862A1/en
Publication of EP1041862A4 publication Critical patent/EP1041862A4/en
Withdrawn legal-status Critical Current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
    • H05B41/2828—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 control circuits for the switching elements
    • 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
    • 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
    • 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
    • H05B41/40—Controlling the intensity of light discontinuously
EP99947921A 1998-10-19 1999-10-15 Apparatus for lighting discharge lamp Withdrawn EP1041862A4 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP29642198A JP2000123982A (en) 1998-10-19 1998-10-19 Discharge lamp lighting device
JP29642198 1998-10-19
JP31434998A JP4083895B2 (en) 1998-11-05 1998-11-05 Discharge lamp lighting device
JP31434998 1998-11-05
JP32163698 1998-11-12
JP32163698A JP4040769B2 (en) 1998-11-12 1998-11-12 Discharge lamp lighting device
PCT/JP1999/005703 WO2000024230A1 (en) 1998-10-19 1999-10-15 Apparatus for lighting discharge lamp

Publications (2)

Publication Number Publication Date
EP1041862A1 EP1041862A1 (en) 2000-10-04
EP1041862A4 true EP1041862A4 (en) 2001-11-07

Family

ID=27338052

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99947921A Withdrawn EP1041862A4 (en) 1998-10-19 1999-10-15 Apparatus for lighting discharge lamp

Country Status (3)

Country Link
EP (1) EP1041862A4 (en)
TW (1) TW538654B (en)
WO (1) WO2000024230A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102595750A (en) * 2011-01-11 2012-07-18 精工爱普生株式会社 Discharge lamp driving device, projector, and method for driving a discharge lamp

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1189489B1 (en) * 2000-09-15 2006-05-31 TridonicAtco GmbH & Co. KG Control circuit with configuration intput
US6577076B2 (en) * 2001-09-04 2003-06-10 Koninklijke Philips Electronics N.V. Adaptive control for half-bridge universal lamp drivers
FR2944669A1 (en) * 2009-04-21 2010-10-22 Peugeot Citroen Automobiles Sa Electric voltage or current supply controlling method for lamp in e.g. headlight of car, involves reducing setpoint of voltage/current supplied to high performance lamp when measurement shows increasing level of resistance
JP2013004268A (en) * 2011-06-15 2013-01-07 Shimadzu Corp Lamp driving device
CN104797065B (en) * 2015-04-10 2018-05-01 浙江宇光照明科技有限公司 A kind of nonpolar lamp circuit
US9785041B2 (en) * 2015-05-01 2017-10-10 Seiko Epson Corporation Discharge lamp driving device, projector, and discharge lamp driving method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295036A (en) * 1990-09-25 1994-03-15 Koito Manufacturing Co., Ltd. Lighting circuit for vehicular discharge lamp
JPH07263158A (en) * 1994-03-24 1995-10-13 Sansha Electric Mfg Co Ltd Power supply for lighting high intensity discharge lamp
US5481163A (en) * 1993-08-03 1996-01-02 Mitsubishi Denki Kabushiki Kaisha Discharge lamp current controlling circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62254396A (en) * 1986-04-07 1987-11-06 増田電機株式会社 Fluorescent light lighting circuit
JPH0766864B2 (en) * 1989-07-28 1995-07-19 東芝ライテック株式会社 Discharge lamp lighting device
JPH08106988A (en) * 1994-09-30 1996-04-23 Toshiba Lighting & Technol Corp Discharge lamp lighting device and lighting system
JPH10106784A (en) * 1996-09-25 1998-04-24 Matsushita Electric Works Ltd Discharge lamp lighting device
JPH10228991A (en) * 1997-02-13 1998-08-25 Hitachi Ltd Power supply device and discharge lamp lighting device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295036A (en) * 1990-09-25 1994-03-15 Koito Manufacturing Co., Ltd. Lighting circuit for vehicular discharge lamp
US5481163A (en) * 1993-08-03 1996-01-02 Mitsubishi Denki Kabushiki Kaisha Discharge lamp current controlling circuit
JPH07263158A (en) * 1994-03-24 1995-10-13 Sansha Electric Mfg Co Ltd Power supply for lighting high intensity discharge lamp

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 02 29 February 1996 (1996-02-29) *
See also references of WO0024230A1 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102595750A (en) * 2011-01-11 2012-07-18 精工爱普生株式会社 Discharge lamp driving device, projector, and method for driving a discharge lamp
CN102595750B (en) * 2011-01-11 2014-09-24 精工爱普生株式会社 Discharge lamp driving device, projector, and method for driving a discharge lamp

Also Published As

Publication number Publication date
TW538654B (en) 2003-06-21
EP1041862A1 (en) 2000-10-04
WO2000024230A1 (en) 2000-04-27

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Legal Events

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