JP4446476B2 - 冷陰極管駆動装置 - Google Patents

冷陰極管駆動装置 Download PDF

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Publication number
JP4446476B2
JP4446476B2 JP2004303123A JP2004303123A JP4446476B2 JP 4446476 B2 JP4446476 B2 JP 4446476B2 JP 2004303123 A JP2004303123 A JP 2004303123A JP 2004303123 A JP2004303123 A JP 2004303123A JP 4446476 B2 JP4446476 B2 JP 4446476B2
Authority
JP
Japan
Prior art keywords
cathode tube
current value
cold cathode
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
JP2004303123A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006114441A (ja
Inventor
弘行 宮崎
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.)
Sumida Corp
Original Assignee
Sumida Corp
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 to JP2004303123A priority Critical patent/JP4446476B2/ja
Application filed by Sumida Corp filed Critical Sumida Corp
Priority to US11/577,437 priority patent/US7656101B2/en
Priority to KR1020077006941A priority patent/KR100824710B1/ko
Priority to EP05768535A priority patent/EP1863325B1/en
Priority to PCT/JP2005/014497 priority patent/WO2006043361A1/ja
Priority to CN200580030562XA priority patent/CN101019469B/zh
Priority to AT05768535T priority patent/ATE514317T1/de
Priority to TW094135115A priority patent/TW200614875A/zh
Publication of JP2006114441A publication Critical patent/JP2006114441A/ja
Application granted granted Critical
Publication of JP4446476B2 publication Critical patent/JP4446476B2/ja
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)
JP2004303123A 2004-10-18 2004-10-18 冷陰極管駆動装置 Expired - Fee Related JP4446476B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2004303123A JP4446476B2 (ja) 2004-10-18 2004-10-18 冷陰極管駆動装置
KR1020077006941A KR100824710B1 (ko) 2004-10-18 2005-08-08 냉음극관 구동 장치
EP05768535A EP1863325B1 (en) 2004-10-18 2005-08-08 Cold-cathode tube drive device
PCT/JP2005/014497 WO2006043361A1 (ja) 2004-10-18 2005-08-08 冷陰極管駆動装置
US11/577,437 US7656101B2 (en) 2004-10-18 2005-08-08 Cold cathode tube drive device
CN200580030562XA CN101019469B (zh) 2004-10-18 2005-08-08 冷阴极管驱动装置
AT05768535T ATE514317T1 (de) 2004-10-18 2005-08-08 Kaltkathodenröhren-ansteuereinrichtung
TW094135115A TW200614875A (en) 2004-10-18 2005-10-07 Apparatus for driving cold-cathode tube

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JP2006114441A JP2006114441A (ja) 2006-04-27
JP4446476B2 true JP4446476B2 (ja) 2010-04-07

Family

ID=36202785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004303123A Expired - Fee Related JP4446476B2 (ja) 2004-10-18 2004-10-18 冷陰極管駆動装置

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

Family Cites Families (12)

* 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
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
US6420839B1 (en) * 2001-01-19 2002-07-16 Ambit Microsystems Corp. Power supply system for multiple loads and driving system for multiple lamps
JP2004213994A (ja) * 2002-12-27 2004-07-29 Harison Toshiba Lighting Corp 放電灯点灯装置
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

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
KR100824710B1 (ko) 2008-04-24
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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