ATE398796T1 - Pvm-steuerung mit einer automatischen reduktionsschaltung für niedrige batterieleistung und die steuerung enthaltende beleuchtungseinrichtung - Google Patents

Pvm-steuerung mit einer automatischen reduktionsschaltung für niedrige batterieleistung und die steuerung enthaltende beleuchtungseinrichtung

Info

Publication number
ATE398796T1
ATE398796T1 AT03721900T AT03721900T ATE398796T1 AT E398796 T1 ATE398796 T1 AT E398796T1 AT 03721900 T AT03721900 T AT 03721900T AT 03721900 T AT03721900 T AT 03721900T AT E398796 T1 ATE398796 T1 AT E398796T1
Authority
AT
Austria
Prior art keywords
square wave
controller
circuit
voltage
duty cycle
Prior art date
Application number
AT03721900T
Other languages
English (en)
Inventor
Michael Krieger
Bruce Randolph
Henry Shum
Original Assignee
Vector Prod Inc
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 Vector Prod Inc filed Critical Vector Prod Inc
Application granted granted Critical
Publication of ATE398796T1 publication Critical patent/ATE398796T1/de

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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/041—Controlling the light-intensity of the source
    • H05B39/044—Controlling the light-intensity of the source continuously
    • H05B39/047—Controlling the light-intensity of the source continuously with pulse width modulation from a DC power source
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Dc-Dc Converters (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
AT03721900T 2002-04-26 2003-04-28 Pvm-steuerung mit einer automatischen reduktionsschaltung für niedrige batterieleistung und die steuerung enthaltende beleuchtungseinrichtung ATE398796T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US37545002P 2002-04-26 2002-04-26
US27708702A 2002-10-22 2002-10-22
US10/345,154 US6870329B2 (en) 2002-04-26 2003-01-16 PWM controller with automatic low battery power reduction circuit and lighting device incorporating the controller

Publications (1)

Publication Number Publication Date
ATE398796T1 true ATE398796T1 (de) 2008-07-15

Family

ID=46150273

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03721900T ATE398796T1 (de) 2002-04-26 2003-04-28 Pvm-steuerung mit einer automatischen reduktionsschaltung für niedrige batterieleistung und die steuerung enthaltende beleuchtungseinrichtung

Country Status (7)

Country Link
US (2) US6870329B2 (de)
EP (1) EP1504316B1 (de)
CN (1) CN100397273C (de)
AT (1) ATE398796T1 (de)
AU (1) AU2003225186A1 (de)
CA (1) CA2483261C (de)
WO (1) WO2003096135A1 (de)

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CN108024403B (zh) * 2016-11-03 2021-03-19 佛山市顺德区美的电热电器制造有限公司 电磁加热系统及其的控制方法和装置
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US10568173B1 (en) * 2018-12-21 2020-02-18 Chiplight Technology (Shenzhen) Co., Ltd. Dimmer circuit for use in light-emitting diode lighting system
EP4268545A4 (de) 2020-12-22 2024-10-23 Milwaukee Electric Tool Corp Beleuchtungsvorrichtung mit ladezustandsbasierter steuerung
CN113053302B (zh) * 2021-03-30 2022-05-17 苏州科达科技股份有限公司 Led控制方法、控制装置及led显示屏
CN113241823A (zh) * 2021-05-19 2021-08-10 任谦 一种基于固定占空比的模拟一次电池放电特性的电压调节电路和方法
US11431325B1 (en) * 2021-08-03 2022-08-30 Crane Electronics, Inc. Radiation tolerant voltage feedforward mode pulse-width modulator control
JP2023147531A (ja) * 2022-03-30 2023-10-13 ラピステクノロジー株式会社 ソースドライバ、及び表示装置

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Also Published As

Publication number Publication date
US20030201734A1 (en) 2003-10-30
WO2003096135B1 (en) 2004-02-19
CA2483261C (en) 2011-10-04
AU2003225186A1 (en) 2003-11-11
EP1504316A1 (de) 2005-02-09
CA2483261A1 (en) 2003-11-20
AU2003225186A8 (en) 2003-11-11
CN100397273C (zh) 2008-06-25
EP1504316A4 (de) 2005-07-06
US6870329B2 (en) 2005-03-22
US7196482B2 (en) 2007-03-27
WO2003096135A1 (en) 2003-11-20
WO2003096135A8 (en) 2004-12-16
US20050067983A1 (en) 2005-03-31
CN1659492A (zh) 2005-08-24
EP1504316B1 (de) 2008-06-18

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