EP4267883A4 - Appareil d'éclairage à base de del offrant une chromaticité sélectionnable - Google Patents

Appareil d'éclairage à base de del offrant une chromaticité sélectionnable Download PDF

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Publication number
EP4267883A4
EP4267883A4 EP21911876.7A EP21911876A EP4267883A4 EP 4267883 A4 EP4267883 A4 EP 4267883A4 EP 21911876 A EP21911876 A EP 21911876A EP 4267883 A4 EP4267883 A4 EP 4267883A4
Authority
EP
European Patent Office
Prior art keywords
chromaticity
selectable
led
based lighting
lighting fitting
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Withdrawn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
EP21911876.7A
Other languages
German (de)
English (en)
Other versions
EP4267883A1 (fr
Inventor
David W. Cunningham
Gregory Esakoff
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.)
Individual
Original Assignee
Individual
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
Priority claimed from US17/133,398 external-priority patent/US11268668B2/en
Application filed by Individual filed Critical Individual
Publication of EP4267883A1 publication Critical patent/EP4267883A1/fr
Publication of EP4267883A4 publication Critical patent/EP4267883A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/08—Optical design with elliptical curvature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
    • F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/048—Optical design with facets structure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/51—Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/767—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having directions perpendicular to the light emitting axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
    • F21Y2107/30—Light sources with three-dimensionally disposed light-generating elements on the outer surface of cylindrical surfaces, e.g. rod-shaped supports having a circular or a polygonal cross section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2113/00—Combination of light sources
    • F21Y2113/10—Combination of light sources of different colours
    • F21Y2113/13—Combination of light sources of different colours comprising an assembly of point-like light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—Controlling the colour of the light

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
EP21911876.7A 2020-12-23 2021-12-08 Appareil d'éclairage à base de del offrant une chromaticité sélectionnable Withdrawn EP4267883A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17/133,398 US11268668B2 (en) 2020-07-29 2020-12-23 LED-based lighting fixture providing a selectable chromaticity
PCT/US2021/062490 WO2022140064A1 (fr) 2020-12-23 2021-12-08 Appareil d'éclairage à base de del offrant une chromaticité sélectionnable

Publications (2)

Publication Number Publication Date
EP4267883A1 EP4267883A1 (fr) 2023-11-01
EP4267883A4 true EP4267883A4 (fr) 2024-08-28

Family

ID=82158363

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21911876.7A Withdrawn EP4267883A4 (fr) 2020-12-23 2021-12-08 Appareil d'éclairage à base de del offrant une chromaticité sélectionnable

Country Status (2)

Country Link
EP (1) EP4267883A4 (fr)
WO (1) WO2022140064A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120134147A1 (en) * 2009-02-23 2012-05-31 Osram Ag Optoelectronic Module
US20140160744A1 (en) * 2012-12-12 2014-06-12 Randal L. Wimberly Illumination system and lamp utilizing directionalized LEDs
US20140185287A1 (en) * 2013-01-02 2014-07-03 David W. Cunningham Lighting Fixture And Light-Emitting Diode Light Source Assembly
WO2016208824A1 (fr) * 2015-06-25 2016-12-29 (주)두영티앤에스 Dispositif d'éclairage cob à distribution de lumière, éclairement lumineux et efficacité de dissipation de chaleur améliorés
US9841165B1 (en) * 2017-02-22 2017-12-12 Phoenix Electric Co., Ltd. LED lamp
US10197224B1 (en) * 2012-05-17 2019-02-05 Colt International Clothing Inc. Multicolored tube light with improved LED array
WO2019162209A1 (fr) * 2018-02-20 2019-08-29 Signify Holding B.V. Système d'éclairage de stade et luminaire
US20190320514A1 (en) * 2018-04-13 2019-10-17 Nbcuniversal Media, Llc Digitally adjustable focused beam lighting system
US20200378589A1 (en) * 2019-05-29 2020-12-03 Nbcuniversal Media, Llc Light emitting diode cooling systems and methods

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5345371A (en) * 1992-11-05 1994-09-06 Cunningham David W Lighting fixture
US7048412B2 (en) * 2002-06-10 2006-05-23 Lumileds Lighting U.S., Llc Axial LED source
WO2006033032A1 (fr) * 2004-09-24 2006-03-30 Koninklijke Philips Electronics N.V. Systeme d'eclairage
ATE458166T1 (de) * 2004-10-18 2010-03-15 Koninkl Philips Electronics Nv Hocheffiziente led-lichtquellenanordnung
US7963664B2 (en) * 2006-03-23 2011-06-21 Koninklijke Philips Electronics N.V. Lighting device with OLEDs
US9470406B2 (en) * 2012-09-24 2016-10-18 Terralux, Inc. Variable-beam light source and related methods

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120134147A1 (en) * 2009-02-23 2012-05-31 Osram Ag Optoelectronic Module
US10197224B1 (en) * 2012-05-17 2019-02-05 Colt International Clothing Inc. Multicolored tube light with improved LED array
US20140160744A1 (en) * 2012-12-12 2014-06-12 Randal L. Wimberly Illumination system and lamp utilizing directionalized LEDs
US20140185287A1 (en) * 2013-01-02 2014-07-03 David W. Cunningham Lighting Fixture And Light-Emitting Diode Light Source Assembly
WO2016208824A1 (fr) * 2015-06-25 2016-12-29 (주)두영티앤에스 Dispositif d'éclairage cob à distribution de lumière, éclairement lumineux et efficacité de dissipation de chaleur améliorés
US9841165B1 (en) * 2017-02-22 2017-12-12 Phoenix Electric Co., Ltd. LED lamp
WO2019162209A1 (fr) * 2018-02-20 2019-08-29 Signify Holding B.V. Système d'éclairage de stade et luminaire
US20190320514A1 (en) * 2018-04-13 2019-10-17 Nbcuniversal Media, Llc Digitally adjustable focused beam lighting system
US20200378589A1 (en) * 2019-05-29 2020-12-03 Nbcuniversal Media, Llc Light emitting diode cooling systems and methods

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022140064A1 *

Also Published As

Publication number Publication date
WO2022140064A1 (fr) 2022-06-30
EP4267883A1 (fr) 2023-11-01

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