SG71693A1 - Lamp control circuit with selectable brightness level - Google Patents

Lamp control circuit with selectable brightness level

Info

Publication number
SG71693A1
SG71693A1 SG1997000151A SG1997000151A SG71693A1 SG 71693 A1 SG71693 A1 SG 71693A1 SG 1997000151 A SG1997000151 A SG 1997000151A SG 1997000151 A SG1997000151 A SG 1997000151A SG 71693 A1 SG71693 A1 SG 71693A1
Authority
SG
Singapore
Prior art keywords
control circuit
lamp control
brightness level
selectable brightness
selectable
Prior art date
Application number
SG1997000151A
Inventor
Tiong Khean Thaw
Original Assignee
Concept Ind Sdn Bhd
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 Concept Ind Sdn Bhd filed Critical Concept Ind Sdn Bhd
Publication of SG71693A1 publication Critical patent/SG71693A1/en

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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
    • 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
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
SG1997000151A 1996-01-24 1997-01-22 Lamp control circuit with selectable brightness level SG71693A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI9600266 1996-01-24

Publications (1)

Publication Number Publication Date
SG71693A1 true SG71693A1 (en) 2000-04-18

Family

ID=19749730

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1997000151A SG71693A1 (en) 1996-01-24 1997-01-22 Lamp control circuit with selectable brightness level

Country Status (2)

Country Link
GB (1) GB2309516A (en)
SG (1) SG71693A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2010101028B4 (en) * 2009-09-02 2011-03-31 Mort Bay Traders Pty Ltd An energy saving sensor apparatus
EP2413661B1 (en) * 2010-07-30 2013-09-18 Nxp B.V. Dimmable control for an LED lamp

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3031000A1 (en) * 1980-01-24 1981-10-29 VEB Meßgerätewerk "Erich Weinert" Magdeburg, DDR 3011 Magdeburg Automatic switching of lighting dependent of ambient condition - uses two threshold trigger stages to provide difference between switch on and off condition
FR2571320B1 (en) * 1984-10-04 1987-01-30 Saint Gobain Vitrage IMPROVED SHEET GLAZING WITH INCORPORATED PHOTOSENSITIVE ELEMENT AND AUTOMATIC LIGHTING AND EXTINGUISHING DEVICE OF LIGHTS OF A MOTOR VEHICLE INCLUDING APPLICATION
FR2577742A1 (en) * 1985-02-20 1986-08-22 Laloum James Control device for automatic switching on and off of the lights of a vehicle as a function of the daylight
JPS62253342A (en) * 1986-04-25 1987-11-05 Endo Seian:Kk Preparation of cake preservable over long period
GB8915727D0 (en) * 1989-07-10 1989-08-31 Price Brendan J Electronic vehicle lights management system
GB2266141A (en) * 1992-03-28 1993-10-20 Tildawn Electronics Limited Hazard light control with hysteresis

Also Published As

Publication number Publication date
GB2309516A (en) 1997-07-30
GB9700971D0 (en) 1997-03-05

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