DE68911342T2 - Anlaufschaltungen für Entladungslampen. - Google Patents

Anlaufschaltungen für Entladungslampen.

Info

Publication number
DE68911342T2
DE68911342T2 DE68911342T DE68911342T DE68911342T2 DE 68911342 T2 DE68911342 T2 DE 68911342T2 DE 68911342 T DE68911342 T DE 68911342T DE 68911342 T DE68911342 T DE 68911342T DE 68911342 T2 DE68911342 T2 DE 68911342T2
Authority
DE
Germany
Prior art keywords
lamp
circuit
gate
effective
produce
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.)
Revoked
Application number
DE68911342T
Other languages
English (en)
Other versions
DE68911342D1 (de
Inventor
Geoffrey John Phillips
Kevin Francis George
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.)
TLG PLC
Original Assignee
Thorn EMI PLC
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10633624&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68911342(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Thorn EMI PLC filed Critical Thorn EMI PLC
Application granted granted Critical
Publication of DE68911342D1 publication Critical patent/DE68911342D1/de
Publication of DE68911342T2 publication Critical patent/DE68911342T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/02—High frequency starting operation for fluorescent lamp

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
DE68911342T 1988-03-17 1989-03-06 Anlaufschaltungen für Entladungslampen. Revoked DE68911342T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888806384A GB8806384D0 (en) 1988-03-17 1988-03-17 Starter circuits for discharge lamps

Publications (2)

Publication Number Publication Date
DE68911342D1 DE68911342D1 (de) 1994-01-27
DE68911342T2 true DE68911342T2 (de) 1994-06-09

Family

ID=10633624

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68911342T Revoked DE68911342T2 (de) 1988-03-17 1989-03-06 Anlaufschaltungen für Entladungslampen.

Country Status (6)

Country Link
US (1) US5010274A (de)
EP (1) EP0333359B1 (de)
AT (1) ATE98836T1 (de)
DE (1) DE68911342T2 (de)
ES (1) ES2047111T3 (de)
GB (1) GB8806384D0 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2234868A (en) * 1989-07-20 1991-02-13 David John Martin Simplified electronic starter for fluorescent lamps
GB9113813D0 (en) * 1991-06-27 1991-08-14 Lighting Electronics Ltd Improvements to electronic starters for fluorescent lamps
ES2042397B1 (es) * 1991-10-15 1996-10-01 Sanchez Jose Maria Jerez Cebador electronico perfeccionado para alumbrado.
EP0552687B1 (de) * 1992-01-24 1997-04-09 Knobel Ag Lichttechnische Komponenten Elektronischer Starter für Fluoreszenzlampen
WO1994023551A1 (en) * 1993-04-05 1994-10-13 Idea Inc New fluorescent starter
US5955847A (en) * 1994-06-10 1999-09-21 Beacon Light Products, Inc. Method for dimming a fluorescent lamp
US5504398A (en) * 1994-06-10 1996-04-02 Beacon Light Products, Inc. Dimming controller for a fluorescent lamp
US5537010A (en) * 1994-06-10 1996-07-16 Beacon Light Products, Inc. Voltage-comparator, solid-state, current-switch starter for fluorescent lamp
KR0137219B1 (ko) * 1994-09-14 1998-06-15 이호성 형광등용 전자스타터
US5583395A (en) * 1994-10-11 1996-12-10 Lu; Chao-Cheng Fluorescent device having a fluorescent starter which precisely controls heating time and absolute synchronism of fire point
KR0169164B1 (ko) * 1995-08-21 1999-04-15 이청우 순간점등형 형광램프 점등회로
US5736817A (en) * 1995-09-19 1998-04-07 Beacon Light Products, Inc. Preheating and starting circuit and method for a fluorescent lamp
JP3607428B2 (ja) * 1996-08-08 2005-01-05 松下電器産業株式会社 蛍光ランプ点灯装置
US5861721A (en) * 1996-11-25 1999-01-19 Beacon Light Products, Inc. Smooth switching module
US5861720A (en) * 1996-11-25 1999-01-19 Beacon Light Products, Inc. Smooth switching power control circuit and method
KR100195620B1 (ko) * 1996-12-14 1999-06-15 윤종용 음극선관의 히터 발열회로 및 발열방법
US6147455A (en) * 1999-06-02 2000-11-14 General Electric Company Gas discharge lamp ballast circuit with electronic starter
US6153983A (en) * 1999-07-21 2000-11-28 General Electric Company Full wave electronic starter
JP2005507548A (ja) * 2001-10-25 2005-03-17 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ けい光ランプ用安全スターター
WO2008015602A1 (en) * 2006-07-31 2008-02-07 Koninklijke Philips Electronics N.V. Method for powering a control circuit for a gas discharge lamp during pre-heating of said lamp, and a device for performing said method
US8167676B2 (en) * 2009-06-19 2012-05-01 Vaxo Technologies, Llc Fluorescent lighting system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978368A (en) * 1973-02-21 1976-08-31 Hitachi, Ltd. Discharge lamp control circuit
US4023066A (en) * 1973-05-21 1977-05-10 U.S. Philips Corporation Operating circuit for a gas and/or vapour discharge lamp
JPS50102184A (de) * 1974-01-21 1975-08-13
US3942070A (en) * 1974-09-10 1976-03-02 Hitachi, Ltd. Electric discharge lamp lighting device
US4119887A (en) * 1975-06-27 1978-10-10 Hitachi, Ltd. Starter for discharge lamp
GB1602456A (en) * 1977-04-18 1981-11-11 Thorn Emi Ltd Starting of discharge lamps
GB8305878D0 (en) * 1983-03-03 1983-04-07 Texas Instruments Ltd Starter circuit
US4544863A (en) * 1984-03-22 1985-10-01 Ken Hashimoto Power supply apparatus for fluorescent lamp
GB2173055A (en) * 1985-03-29 1986-10-01 Philips Electronic Associated Circuit arrangement for starting discharge lamps
US4673844A (en) * 1985-09-30 1987-06-16 Texas Instruments Incorporated Starter circuit for a fluorescent tube lamp
GB8614470D0 (en) * 1986-06-13 1986-07-16 Texas Instruments Inc Starter circuit
GB2194400B (en) * 1986-08-04 1991-04-17 Transtar Ltd Starter and discharge lamp including it
GB8703284D0 (en) * 1987-02-12 1987-03-18 Martin D J Electronic starter for fluorescent lamps

Also Published As

Publication number Publication date
ATE98836T1 (de) 1994-01-15
DE68911342D1 (de) 1994-01-27
EP0333359B1 (de) 1993-12-15
EP0333359A1 (de) 1989-09-20
US5010274A (en) 1991-04-23
GB8806384D0 (en) 1988-04-13
ES2047111T3 (es) 1994-02-16

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: TLG PLC, BOREHAMWOOD, HERTFORDSHIRE, GB

8331 Complete revocation