KR100824710B1 - 냉음극관 구동 장치 - Google Patents

냉음극관 구동 장치 Download PDF

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Publication number
KR100824710B1
KR100824710B1 KR1020077006941A KR20077006941A KR100824710B1 KR 100824710 B1 KR100824710 B1 KR 100824710B1 KR 1020077006941 A KR1020077006941 A KR 1020077006941A KR 20077006941 A KR20077006941 A KR 20077006941A KR 100824710 B1 KR100824710 B1 KR 100824710B1
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KR
South Korea
Prior art keywords
cold cathode
cathode tube
current value
circuit
transformer
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 - Fee Related
Application number
KR1020077006941A
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English (en)
Korean (ko)
Other versions
KR20070057206A (ko
Inventor
히로유키 미야자키
Original Assignee
스미다 코포레이션 가부시키가이샤
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 스미다 코포레이션 가부시키가이샤 filed Critical 스미다 코포레이션 가부시키가이샤
Publication of KR20070057206A publication Critical patent/KR20070057206A/ko
Application granted granted Critical
Publication of KR100824710B1 publication Critical patent/KR100824710B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2858—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
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency AC, or with separate oscillator frequency
    • 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
    • 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
    • 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

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
KR1020077006941A 2004-10-18 2005-08-08 냉음극관 구동 장치 Expired - Fee Related KR100824710B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004303123A JP4446476B2 (ja) 2004-10-18 2004-10-18 冷陰極管駆動装置
JPJP-P-2004-00303123 2004-10-18

Publications (2)

Publication Number Publication Date
KR20070057206A KR20070057206A (ko) 2007-06-04
KR100824710B1 true KR100824710B1 (ko) 2008-04-24

Family

ID=36202785

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020077006941A Expired - Fee Related KR100824710B1 (ko) 2004-10-18 2005-08-08 냉음극관 구동 장치

Country Status (8)

Country Link
US (1) US7656101B2 (enExample)
EP (1) EP1863325B1 (enExample)
JP (1) JP4446476B2 (enExample)
KR (1) KR100824710B1 (enExample)
CN (1) CN101019469B (enExample)
AT (1) ATE514317T1 (enExample)
TW (1) TW200614875A (enExample)
WO (1) WO2006043361A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009009721A (ja) * 2007-06-26 2009-01-15 Sanken Electric Co Ltd 放電灯点灯装置
JP2009032421A (ja) * 2007-07-24 2009-02-12 Sanken Electric Co Ltd 放電灯点灯装置
TW201034518A (en) * 2009-03-05 2010-09-16 Delta Electronics Inc Lamp driving system
CN101835325A (zh) * 2009-03-10 2010-09-15 台达电子工业股份有限公司 灯管驱动系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154486A (ja) * 1984-12-27 1986-07-14 Stanley Electric Co Ltd インバ−タ
JPH09129382A (ja) * 1995-10-17 1997-05-16 Internatl Business Mach Corp <Ibm> 放電管回路異常検出装置及び情報処理システム
JP3096242B2 (ja) * 1995-08-30 2000-10-10 日本政策投資銀行 光ディスクの硬化装置
JP2002231474A (ja) * 2001-01-19 2002-08-16 Ambit Microsystems Corp マルチ負荷の電源供給システム及びマルチランプの駆動システム
JP2004213994A (ja) * 2002-12-27 2004-07-29 Harison Toshiba Lighting Corp 放電灯点灯装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1069461C (zh) * 1995-12-26 2001-08-08 株式会社东金 倒相电路
DE19613257A1 (de) * 1996-01-26 1997-07-31 Tridonic Bauelemente Verfahren und elektronische Steuerschaltung zum Regeln des Betriebsverhaltens von Gasentladungslampen
EP1209955B1 (en) * 1997-10-16 2004-12-22 NEC TOKIN Corporation Liquid crystal display back-lighting circuit
US5969482A (en) * 1998-11-30 1999-10-19 Philips Electronics North America Corporation Circuit arrangement for operating a discharge lamp including real power sensing using a single quadrant multiplier
US6100647A (en) * 1998-12-28 2000-08-08 Philips Electronics North America Corp. Lamp ballast for accurate control of lamp intensity
JP3096242U (ja) * 2003-03-04 2003-09-12 船井電機株式会社 テレビ受像機および冷陰極管調光装置
JP4716105B2 (ja) * 2005-11-14 2011-07-06 ミネベア株式会社 放電灯点灯装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154486A (ja) * 1984-12-27 1986-07-14 Stanley Electric Co Ltd インバ−タ
JP3096242B2 (ja) * 1995-08-30 2000-10-10 日本政策投資銀行 光ディスクの硬化装置
JPH09129382A (ja) * 1995-10-17 1997-05-16 Internatl Business Mach Corp <Ibm> 放電管回路異常検出装置及び情報処理システム
JP2002231474A (ja) * 2001-01-19 2002-08-16 Ambit Microsystems Corp マルチ負荷の電源供給システム及びマルチランプの駆動システム
JP2004213994A (ja) * 2002-12-27 2004-07-29 Harison Toshiba Lighting Corp 放電灯点灯装置

Also Published As

Publication number Publication date
EP1863325A1 (en) 2007-12-05
TWI347801B (enExample) 2011-08-21
CN101019469A (zh) 2007-08-15
CN101019469B (zh) 2010-07-07
ATE514317T1 (de) 2011-07-15
US20090045756A1 (en) 2009-02-19
JP4446476B2 (ja) 2010-04-07
KR20070057206A (ko) 2007-06-04
JP2006114441A (ja) 2006-04-27
EP1863325B1 (en) 2011-06-22
US7656101B2 (en) 2010-02-02
WO2006043361A1 (ja) 2006-04-27
EP1863325A4 (en) 2009-12-30
TW200614875A (en) 2006-05-01

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