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Buso et al., 2011 - Google Patents

White light solid state lamp with luminance and color temperature control

Buso et al., 2011

Document ID
12669086450249523710
Author
Buso S
Spiazzi G
Publication year
Publication venue
XI Brazilian Power Electronics Conference

External Links

Snippet

The paper illustrates the design of a white light solid state lamp, presenting a controlled quality of the emitted luminous flux in terms of both luminance and color temperature. Exploiting the same principle of color mixing adopted in RGB light sources, the designed …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/08—Circuit arrangements not adapted to a particular application
    • H05B33/0803—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials
    • H05B33/0806—Structural details of the circuit
    • H05B33/0809—Structural details of the circuit in the conversion stage
    • H05B33/0815—Structural details of the circuit in the conversion stage with a controlled switching regulator
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/08—Circuit arrangements not adapted to a particular application
    • H05B33/0803—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials
    • H05B33/0842—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials with control
    • H05B33/0857—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials with control of the color point of the light
    • H05B33/086—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials with control of the color point of the light involving set point control means
    • H05B33/0863—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials with control of the color point of the light involving set point control means by user interfaces
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/08—Circuit arrangements not adapted to a particular application
    • H05B33/0803—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials
    • H05B33/0806—Structural details of the circuit
    • H05B33/0821—Structural details of the circuit in the load stage
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • 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—With 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—INDEXING SCHEME RELATING TO CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. INCLUDING HOUSING AND APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
    • Y02B20/34—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED] inorganic LEDs
    • Y02B20/341—Specially adapted circuits
    • Y02B20/346—Switching regulators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B37/00—Circuit arrangements for electric light sources in general
    • H05B37/02—Controlling

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