EP2067235A4 - Power supply and electronic ballast with auxiliary protection circuit - Google Patents

Power supply and electronic ballast with auxiliary protection circuit

Info

Publication number
EP2067235A4
EP2067235A4 EP07837873A EP07837873A EP2067235A4 EP 2067235 A4 EP2067235 A4 EP 2067235A4 EP 07837873 A EP07837873 A EP 07837873A EP 07837873 A EP07837873 A EP 07837873A EP 2067235 A4 EP2067235 A4 EP 2067235A4
Authority
EP
European Patent Office
Prior art keywords
power supply
protection circuit
electronic ballast
auxiliary protection
auxiliary
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.)
Withdrawn
Application number
EP07837873A
Other languages
German (de)
French (fr)
Other versions
EP2067235A2 (en
Inventor
Arjun K Choudhury
Bangalore Sharath
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.)
Osram GmbH
Original Assignee
Osram GmbH
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 Osram GmbH filed Critical Osram GmbH
Publication of EP2067235A2 publication Critical patent/EP2067235A2/en
Publication of EP2067235A4 publication Critical patent/EP2067235A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/02—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which an auxiliary distribution system and its associated lamps are brought into service
    • 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
    • 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
    • H05B41/2853—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal power supply 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
    • 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
    • H05B41/2856—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against internal abnormal circuit conditions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/1213—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for DC-DC converters

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Inverter Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Rectifiers (AREA)
EP07837873A 2006-09-30 2007-09-07 Power supply and electronic ballast with auxiliary protection circuit Withdrawn EP2067235A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53763706A 2006-09-30 2006-09-30
PCT/US2007/019519 WO2008039293A2 (en) 2006-09-30 2007-09-07 Power supply and electronic ballast with auxiliary protection circuit

Publications (2)

Publication Number Publication Date
EP2067235A2 EP2067235A2 (en) 2009-06-10
EP2067235A4 true EP2067235A4 (en) 2010-03-10

Family

ID=39230744

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07837873A Withdrawn EP2067235A4 (en) 2006-09-30 2007-09-07 Power supply and electronic ballast with auxiliary protection circuit

Country Status (4)

Country Link
EP (1) EP2067235A4 (en)
KR (1) KR20090096689A (en)
CN (1) CN101523679B (en)
WO (1) WO2008039293A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8324812B2 (en) 2009-03-24 2012-12-04 General Electric Company Protecting ballast circuitry against miswiring
US8547019B2 (en) * 2011-08-02 2013-10-01 General Electric Company Lamp assembly and circuits for protection against miswiring in a lamp controller
ES2655764T3 (en) 2012-01-11 2018-02-21 Cj Cheiljedang Corporation Recombinant microorganism that has an improved production capacity of putrescine and a procedure for producing putrescine using the same
IN2014MN01621A (en) 2012-01-20 2015-07-03 Cj Cheiljedang Corp
US9729077B2 (en) * 2015-01-16 2017-08-08 Graco Minnesota Inc. Front end protection power controller
CN106455204A (en) * 2016-09-28 2017-02-22 惠州市华阳光电技术有限公司 LED drive power supply circuit for suppressing inrush current

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571608A (en) * 1969-04-04 1971-03-23 Honeywell Inc Protective circuit
DE3425235C1 (en) * 1984-07-14 1992-03-12 bso Steuerungstechnik GmbH, 6603 Sulzbach Circuit arrangement for protecting electronic circuits against overvoltage
WO1996024170A1 (en) * 1995-02-03 1996-08-08 Motorola Inc. Battery pack having under-voltage and over-voltage protection
US20040100208A1 (en) * 2002-11-26 2004-05-27 Readio Philip O. Power line monitor and interrupt arrangement for averting premature lamp mortality in low voltage conditions
US6781502B1 (en) * 2003-05-06 2004-08-24 Semiconductor Components Industries, L.L.C. Method of forming a protection circuit and structure therefor
US20050007711A1 (en) * 2003-07-08 2005-01-13 Arques Technology Power adapter interface circuitry for protecting a battery operated system
US20050259373A1 (en) * 2004-05-19 2005-11-24 Hoopes Michael L Unsafe voltage shutoff control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4171533A (en) * 1978-03-23 1979-10-16 General Electric Company Low voltage protection circuit for induction motors
US5570257A (en) * 1994-01-03 1996-10-29 Texas Instruments Incorporated Phase sequence wiring protection apparatus
CA2146619C (en) * 1994-04-14 2005-02-08 Kevin M. Huczko Intrinsically safe power source
CN2283931Y (en) * 1996-12-27 1998-06-10 洪光复 DC power source electric wire connecting junction with anti-misconnection indication

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571608A (en) * 1969-04-04 1971-03-23 Honeywell Inc Protective circuit
DE3425235C1 (en) * 1984-07-14 1992-03-12 bso Steuerungstechnik GmbH, 6603 Sulzbach Circuit arrangement for protecting electronic circuits against overvoltage
WO1996024170A1 (en) * 1995-02-03 1996-08-08 Motorola Inc. Battery pack having under-voltage and over-voltage protection
US20040100208A1 (en) * 2002-11-26 2004-05-27 Readio Philip O. Power line monitor and interrupt arrangement for averting premature lamp mortality in low voltage conditions
US6781502B1 (en) * 2003-05-06 2004-08-24 Semiconductor Components Industries, L.L.C. Method of forming a protection circuit and structure therefor
US20050007711A1 (en) * 2003-07-08 2005-01-13 Arques Technology Power adapter interface circuitry for protecting a battery operated system
US20050259373A1 (en) * 2004-05-19 2005-11-24 Hoopes Michael L Unsafe voltage shutoff control

Also Published As

Publication number Publication date
EP2067235A2 (en) 2009-06-10
CN101523679B (en) 2012-06-13
KR20090096689A (en) 2009-09-14
WO2008039293A2 (en) 2008-04-03
CN101523679A (en) 2009-09-02
WO2008039293A3 (en) 2008-06-12

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090303

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: OSRAM GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20100210

RIC1 Information provided on ipc code assigned before grant

Ipc: H05B 41/285 20060101ALI20100204BHEP

Ipc: H02H 3/20 20060101ALI20100204BHEP

Ipc: H02J 9/02 20060101AFI20080422BHEP

17Q First examination report despatched

Effective date: 20100419

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: OSRAM AG

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: OSRAM GMBH

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: OSRAM GMBH

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20130403