DE602007001295D1 - Ansteuerschaltung für eine Entladungsröhre - Google Patents

Ansteuerschaltung für eine Entladungsröhre

Info

Publication number
DE602007001295D1
DE602007001295D1 DE602007001295T DE602007001295T DE602007001295D1 DE 602007001295 D1 DE602007001295 D1 DE 602007001295D1 DE 602007001295 T DE602007001295 T DE 602007001295T DE 602007001295 T DE602007001295 T DE 602007001295T DE 602007001295 D1 DE602007001295 D1 DE 602007001295D1
Authority
DE
Germany
Prior art keywords
drive circuit
discharge tube
discharge
tube
drive
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.)
Active
Application number
DE602007001295T
Other languages
English (en)
Inventor
Hiroyuki Miyazaki
Takeshi Hatakeyama
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
Application filed by Sumida Corp filed Critical Sumida Corp
Publication of DE602007001295D1 publication Critical patent/DE602007001295D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H05B41/02—Details
    • 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
    • H05B41/2821—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 single-switch converter or a parallel push-pull converter in the final stage
    • H05B41/2822—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 single-switch converter or a parallel push-pull 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/08—High-leakage transformers or inductances
    • H01F38/10—Ballasts, e.g. for discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Inverter Devices (AREA)
  • Ac-Ac Conversion (AREA)
DE602007001295T 2006-04-04 2007-04-03 Ansteuerschaltung für eine Entladungsröhre Active DE602007001295D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006103480A JP4664226B2 (ja) 2006-04-04 2006-04-04 放電管駆動回路

Publications (1)

Publication Number Publication Date
DE602007001295D1 true DE602007001295D1 (de) 2009-07-30

Family

ID=38137315

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007001295T Active DE602007001295D1 (de) 2006-04-04 2007-04-03 Ansteuerschaltung für eine Entladungsröhre

Country Status (7)

Country Link
US (1) US7449842B2 (de)
EP (1) EP1843644B1 (de)
JP (1) JP4664226B2 (de)
KR (1) KR100875550B1 (de)
CN (1) CN101052260B (de)
DE (1) DE602007001295D1 (de)
TW (1) TW200746908A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008236885A (ja) * 2007-03-20 2008-10-02 Rohm Co Ltd インバータ装置ならびにそれを用いた電源装置、発光装置および画像表示装置
US7663322B2 (en) * 2007-07-20 2010-02-16 Samsung Electro-Mechanics Co., Ltd. Backlight driving system for liquid crystal display
US20090195169A1 (en) * 2008-02-01 2009-08-06 Delta Electronics, Inc. Power supply circuit with current sharing for driving multiple sets of dc loads
US8084954B2 (en) * 2008-04-18 2011-12-27 Samsung Electro-Mechanics Co., Ltd. Lamp driving circuit
CN107534318A (zh) * 2015-06-26 2018-01-02 株式会社村田制作所 送电装置、受电装置以及电力传输***

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
TW594808B (en) 2003-03-19 2004-06-21 Darfon Electronics Corp Transformer and its application in multi-tube voltage supply circuit
TW200501829A (en) 2003-06-23 2005-01-01 Benq Corp Multi-lamp driving system
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
TW200517014A (en) * 2003-11-10 2005-05-16 Kazuo Kohno Drive circuit for lighting fixture
JP4276104B2 (ja) * 2004-02-20 2009-06-10 ミネベア株式会社 放電灯点灯装置
WO2005101920A2 (en) * 2004-04-07 2005-10-27 Microsemi Corporation A primary side current balancing scheme for multiple ccf lamp operation
TWI291841B (en) * 2004-06-25 2007-12-21 Monolithic Power Systems Inc Method and apparatus for driving an external electrode fluorescent lamp
JP2006024511A (ja) 2004-07-09 2006-01-26 Minebea Co Ltd 放電灯点灯装置
JP4560680B2 (ja) * 2004-11-12 2010-10-13 ミネベア株式会社 バックライトインバータ及びその駆動方法
JP4529132B2 (ja) * 2004-12-24 2010-08-25 ミネベア株式会社 多灯式放電灯点灯装置
KR100642543B1 (ko) * 2005-01-26 2006-11-10 주식회사 뉴파워 프라즈마 멀티-램프 구동 시스템 및 방법
JP2006244972A (ja) * 2005-02-01 2006-09-14 Sanken Electric Co Ltd 放電灯点灯装置
US7291987B2 (en) * 2005-06-17 2007-11-06 Hon Hai Precision Industry Co., Ltd. Power supply system for flat panel display devices
US7230390B2 (en) * 2005-08-05 2007-06-12 Top Victory Electronics (Taiwan) Co., Ltd. Cold cathode fluorescent lamp assembly
TW200723959A (en) * 2005-12-02 2007-06-16 Hon Hai Prec Ind Co Ltd Multi-lamp driving system

Also Published As

Publication number Publication date
JP2007280692A (ja) 2007-10-25
US20070228987A1 (en) 2007-10-04
KR20070099461A (ko) 2007-10-09
CN101052260B (zh) 2011-09-14
KR100875550B1 (ko) 2008-12-26
TW200746908A (en) 2007-12-16
JP4664226B2 (ja) 2011-04-06
CN101052260A (zh) 2007-10-10
US7449842B2 (en) 2008-11-11
EP1843644B1 (de) 2009-06-17
TWI371228B (de) 2012-08-21
EP1843644A1 (de) 2007-10-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition