KR100662702B1 - 램프점등장치 - Google Patents

램프점등장치 Download PDF

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Publication number
KR100662702B1
KR100662702B1 KR1020050104591A KR20050104591A KR100662702B1 KR 100662702 B1 KR100662702 B1 KR 100662702B1 KR 1020050104591 A KR1020050104591 A KR 1020050104591A KR 20050104591 A KR20050104591 A KR 20050104591A KR 100662702 B1 KR100662702 B1 KR 100662702B1
Authority
KR
South Korea
Prior art keywords
transformer
voltage
secondary winding
lamp
balancer
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
KR1020050104591A
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English (en)
Korean (ko)
Other versions
KR20060052421A (ko
Inventor
야스오 호사카
요시히사 콘노
Original Assignee
다이요 유덴 가부시키가이샤
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Publication date
Application filed by 다이요 유덴 가부시키가이샤 filed Critical 다이요 유덴 가부시키가이샤
Publication of KR20060052421A publication Critical patent/KR20060052421A/ko
Application granted granted Critical
Publication of KR100662702B1 publication Critical patent/KR100662702B1/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
    • H05B41/36—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
    • H05B41/26—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
    • H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit 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
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
KR1020050104591A 2004-11-05 2005-11-02 램프점등장치 Expired - Fee Related KR100662702B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JPJP-P-2004-00322302 2004-11-05
JP2004322302 2004-11-05
JP2005218201A JP2006156338A (ja) 2004-11-05 2005-07-28 ランプ点灯装置
JPJP-P-2005-00218201 2005-07-28

Publications (2)

Publication Number Publication Date
KR20060052421A KR20060052421A (ko) 2006-05-19
KR100662702B1 true KR100662702B1 (ko) 2006-12-28

Family

ID=36634320

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020050104591A Expired - Fee Related KR100662702B1 (ko) 2004-11-05 2005-11-02 램프점등장치

Country Status (4)

Country Link
US (2) US7573205B2 (enExample)
JP (1) JP2006156338A (enExample)
KR (1) KR100662702B1 (enExample)
CN (1) CN1770946B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006156338A (ja) * 2004-11-05 2006-06-15 Taiyo Yuden Co Ltd ランプ点灯装置
JP2006344580A (ja) * 2005-05-10 2006-12-21 Sony Corp 放電管点灯装置、光源装置および表示装置
US7285921B2 (en) * 2006-01-04 2007-10-23 Taipei Multipower Electronics Co., Ltd. Electric current balancing device
JP4584880B2 (ja) * 2006-07-27 2010-11-24 スミダコーポレーション株式会社 インバータ回路
KR101311630B1 (ko) * 2006-10-12 2013-09-26 엘지디스플레이 주식회사 액정표시소자의 구동 장치 및 방법
US20080116823A1 (en) * 2006-11-22 2008-05-22 Chun-Kong Chan Current-balancing apparatus for lamps
TW200826737A (en) * 2006-12-01 2008-06-16 Delta Electronics Inc Muti-lamp drive system and current balance circuit thereof
TW200939886A (en) * 2008-02-05 2009-09-16 Microsemi Corp Balancing arrangement with reduced amount of balancing transformers
US8810142B2 (en) * 2008-03-31 2014-08-19 Nxp B.V. Waveform detection and combined step and linear dim control
US8364319B2 (en) * 2008-04-21 2013-01-29 Inncom International Inc. Smart wall box
TWM341229U (en) * 2008-04-23 2008-09-21 Darfon Electronics Corp Backlight module
CN201369867Y (zh) 2009-01-16 2009-12-23 国琏电子（上海）有限公司 多灯管驱动系统
CN201369869Y (zh) * 2009-01-16 2009-12-23 国琏电子（上海）有限公司 多灯管驱动电路
KR101101656B1 (ko) * 2009-08-25 2011-12-30 삼성전기주식회사 보호 기능을 갖는 전류 평형 회로 및 전원 공급 장치
US8432104B2 (en) * 2010-12-09 2013-04-30 Delta Electronics, Inc. Load current balancing circuit
US20140175984A1 (en) * 2012-12-20 2014-06-26 General Electric Company Lighting device with a protection circuit having disable winding

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0696879A (ja) * 1992-09-16 1994-04-08 Hitachi Mizusawa Electron Co Ltd 陰極放電管駆動用電源装置
JPH06196283A (ja) * 1992-12-22 1994-07-15 Fuji Denki Kogyo Kk 放電管点灯制御回路
KR20010005318A (ko) * 1999-06-30 2001-01-15 이형도 인버터 램프의 초기 구동 전압 제어장치

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5173643A (en) * 1990-06-25 1992-12-22 Lutron Electronics Co., Inc. Circuit for dimming compact fluorescent lamps
US5063331A (en) * 1991-01-04 1991-11-05 North American Philips Corporation High frequency oscillator-inverter circuit for discharge lamps
US5144204A (en) * 1991-05-28 1992-09-01 General Electric Company Tapped-inductor boost convertor for operating a gas discharge lamp
US5557249A (en) * 1994-08-16 1996-09-17 Reynal; Thomas J. Load balancing transformer
WO1997013391A1 (en) * 1995-10-03 1997-04-10 Pal Sandor Improvements in or relating to an electronic ballast for fluorescent lamps
US6008587A (en) * 1996-02-29 1999-12-28 Mills; Robert Fluorescent lamp electronic ballast control circuit
US5636111A (en) * 1996-03-26 1997-06-03 The Genlyte Group Incorporated Ballast shut-down circuit responsive to an unbalanced load condition in a single lamp ballast or in either lamp of a two-lamp ballast
US5877592A (en) * 1996-11-01 1999-03-02 Magnetek, Inc. Programmed-start parallel-resonant electronic ballast
JPH10327586A (ja) * 1997-05-26 1998-12-08 Chichibu Onoda Cement Corp 圧電トランスの制御回路及びその制御方法
US6104146A (en) * 1999-02-12 2000-08-15 Micro International Limited Balanced power supply circuit for multiple cold-cathode fluorescent lamps
US6310444B1 (en) * 2000-08-10 2001-10-30 Philips Electronics North America Corporation Multiple lamp LCD backlight driver with coupled magnetic components
CN1460395A (zh) * 2001-03-29 2003-12-03 皇家菲利浦电子有限公司 电路布置
TWI256860B (en) * 2001-06-29 2006-06-11 Hon Hai Prec Ind Co Ltd Multi-tube driving system
TW595263B (en) * 2002-04-12 2004-06-21 O2Micro Inc A circuit structure for driving cold cathode fluorescent lamp
TWI277371B (en) * 2002-06-26 2007-03-21 Darfon Electronics Corp Inverter for driving multiple discharge lamps
JP2004335443A (ja) 2003-02-10 2004-11-25 Masakazu Ushijima 多灯点灯の放電管用インバータ回路及び面光源システム
CN1543288A (zh) * 2003-04-29 2004-11-03 明基电通股份有限公司 电流控制装置及方法
ITTO20030578A1 (it) * 2003-07-25 2005-01-26 St Microelectronics Srl Convertitore push-pull, in particolare per
JP4658061B2 (ja) * 2003-10-06 2011-03-23 マイクロセミ・コーポレーション 複数のｃｃｆランプを動作させるための電流分配方法および装置
JP2006156338A (ja) 2004-11-05 2006-06-15 Taiyo Yuden Co Ltd ランプ点灯装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0696879A (ja) * 1992-09-16 1994-04-08 Hitachi Mizusawa Electron Co Ltd 陰極放電管駆動用電源装置
JPH06196283A (ja) * 1992-12-22 1994-07-15 Fuji Denki Kogyo Kk 放電管点灯制御回路
KR20010005318A (ko) * 1999-06-30 2001-01-15 이형도 인버터 램프의 초기 구동 전압 제어장치

Also Published As

Publication number Publication date
CN1770946B (zh) 2010-05-05
JP2006156338A (ja) 2006-06-15
US7876055B2 (en) 2011-01-25
US7573205B2 (en) 2009-08-11
CN1770946A (zh) 2006-05-10
US20090146578A1 (en) 2009-06-11
KR20060052421A (ko) 2006-05-19
US20060158124A1 (en) 2006-07-20

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