HK1069005A1 - High-voltage transformer and discharge lamp driving apparatus - Google Patents

High-voltage transformer and discharge lamp driving apparatus

Info

Publication number
HK1069005A1
HK1069005A1 HK05101244A HK05101244A HK1069005A1 HK 1069005 A1 HK1069005 A1 HK 1069005A1 HK 05101244 A HK05101244 A HK 05101244A HK 05101244 A HK05101244 A HK 05101244A HK 1069005 A1 HK1069005 A1 HK 1069005A1
Authority
HK
Hong Kong
Prior art keywords
discharge lamp
driving apparatus
voltage transformer
lamp driving
transformer
Prior art date
Application number
HK05101244A
Other languages
English (en)
Inventor
Tadayuki Fushimi
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 HK1069005A1 publication Critical patent/HK1069005A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
HK05101244A 2003-04-25 2005-02-16 High-voltage transformer and discharge lamp driving apparatus HK1069005A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003122486A JP4338123B2 (ja) 2003-04-25 2003-04-25 放電灯駆動装置

Publications (1)

Publication Number Publication Date
HK1069005A1 true HK1069005A1 (en) 2005-05-06

Family

ID=33296603

Family Applications (1)

Application Number Title Priority Date Filing Date
HK05101244A HK1069005A1 (en) 2003-04-25 2005-02-16 High-voltage transformer and discharge lamp driving apparatus

Country Status (6)

Country Link
US (1) US6919693B2 (xx)
JP (1) JP4338123B2 (xx)
KR (1) KR100590605B1 (xx)
CN (1) CN1280849C (xx)
HK (1) HK1069005A1 (xx)
TW (1) TWI292917B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050050894A (ko) * 2003-11-26 2005-06-01 엘지.필립스 엘시디 주식회사 백라이트 유닛
KR100616613B1 (ko) * 2004-08-27 2006-08-28 삼성전기주식회사 Ｕ자형 램프용 백라이트 인버터
JP3846802B2 (ja) * 2004-10-29 2006-11-15 Ｔｄｋ株式会社 放電灯駆動装置及び液晶表示装置
KR100646427B1 (ko) * 2005-03-04 2006-11-23 삼성전자주식회사 병렬 구동이 가능한 램프 결합 구조
DE102005013898A1 (de) * 2005-03-24 2006-09-28 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Schaltungsanordnung zum Betrieb mindestens einer ersten und einer zweiten darin einsetzbaren Lampe
JP2006294728A (ja) * 2005-04-07 2006-10-26 Koito Mfg Co Ltd トランス及び放電灯点灯装置
CN1956615B (zh) * 2005-10-25 2010-08-25 鸿富锦精密工业（深圳）有限公司 放电灯驱动装置及驱动方法
JP2007128713A (ja) 2005-11-02 2007-05-24 Minebea Co Ltd 放電灯点灯装置
JP4716105B2 (ja) * 2005-11-14 2011-07-06 ミネベア株式会社 放電灯点灯装置
KR100876106B1 (ko) * 2005-11-24 2008-12-26 삼성전기주식회사 백라이트 어셈블리
TWM356133U (en) * 2008-12-02 2009-05-01 Darfon Electronics Corp Transformer and backlight apparatus
JP5493618B2 (ja) * 2009-09-14 2014-05-14 セイコーエプソン株式会社 点灯装置及びプロジェクター
CN102194380A (zh) * 2010-01-20 2011-09-21 三星电机株式会社 平板显示装置以及用于其的共模滤波器
CN106891748B (zh) * 2015-12-18 2019-02-26 比亚迪股份有限公司 电动汽车及其车载充电器和车载充电器的控制方法
CN106891744B (zh) * 2015-12-18 2019-11-08 比亚迪股份有限公司 电动汽车及其车载充电器和车载充电器的控制方法
DE102016208227B4 (de) * 2016-05-12 2024-03-07 Siemens Aktiengesellschaft Getaktete Stromversorgungseinheit mit galvanischer Trennung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967159A (en) * 1975-02-03 1976-06-29 Morton B. Leskin Power supply for a laser or gas discharge lamp
US4187450A (en) * 1978-03-09 1980-02-05 General Electric Company High frequency ballast transformer
EP0098285B2 (en) * 1982-01-15 1993-11-03 Minitronics Pty. Ltd. Electronic high frequency controlled device for operating gas discharge lamps
JPH0896976A (ja) * 1994-09-28 1996-04-12 Toshiba Lighting & Technol Corp 希ガス放電灯点灯回路及び照明装置
KR100335990B1 (ko) * 1999-08-27 2002-05-10 윤덕용 형광등용 전자식 안정기의 역률 개선회로
US6628093B2 (en) * 2001-04-06 2003-09-30 Carlile R. Stevens Power inverter for driving alternating current loads
JP3906405B2 (ja) 2001-05-25 2007-04-18 ミネベア株式会社 インバータトランス
TWI222266B (en) * 2002-02-14 2004-10-11 Kazuo Kohno Self oscillation circuits
US6979959B2 (en) * 2002-12-13 2005-12-27 Microsemi Corporation Apparatus and method for striking a fluorescent lamp

Also Published As

Publication number Publication date
JP4338123B2 (ja) 2009-10-07
CN1540691A (zh) 2004-10-27
TWI292917B (en) 2008-01-21
US20040212319A1 (en) 2004-10-28
JP2004327327A (ja) 2004-11-18
US6919693B2 (en) 2005-07-19
KR20040092368A (ko) 2004-11-03
TW200506979A (en) 2005-02-16
KR100590605B1 (ko) 2006-06-19
CN1280849C (zh) 2006-10-18

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20131105