WO2011069177A1 - Éclairage à led - Google Patents

Éclairage à led Download PDF

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Publication number
WO2011069177A1
WO2011069177A1 PCT/AT2010/000469 AT2010000469W WO2011069177A1 WO 2011069177 A1 WO2011069177 A1 WO 2011069177A1 AT 2010000469 W AT2010000469 W AT 2010000469W WO 2011069177 A1 WO2011069177 A1 WO 2011069177A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
emitted
lighting
emitting diode
blue
Prior art date
Application number
PCT/AT2010/000469
Other languages
German (de)
English (en)
Inventor
Mario Maier
Original Assignee
Tridonic Gmbh & Co. Kg
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 Tridonic Gmbh & Co. Kg filed Critical Tridonic Gmbh & Co. Kg
Priority to DE201011004694 priority Critical patent/DE112010004694A5/de
Publication of WO2011069177A1 publication Critical patent/WO2011069177A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
    • 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
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50—Wavelength conversion elements

Definitions

  • the invention relates to a light emitting diode with light-emitting diodes according to the
  • Such lamps are used in lighting systems to achieve a flat lighting of rooms, paths or escape routes. Usually, the bulbs are driven by operating devices and activated as needed. For such lighting gas discharge lamps or light emitting diodes (LED) are used as the light source.
  • LED light emitting diodes
  • light-emitting diodes are also increasingly being used as the light source.
  • the efficiency and luminous efficacy of light-emitting diodes is being increased more and more so that they are already being used in various general lighting applications.
  • light emitting diodes are point sources of light and emit highly concentrated light. In general lighting, for example, in offices or even with path lighting or the lighting of staircases, however, the user is required a surface as even and uniform lighting.
  • secondary optics i. a lens or diffuser, which is mounted over one or more light-emitting diodes, to achieve the widest possible light emission.
  • This object is achieved according to the invention for a generic device by the characterizing features of claim 1.
  • Illuminant with at least one first light emitting diode that emits light in the blue to ultraviolet range
  • a first Farbkonversationsstoff having at least a portion of the light emitted by the light emitting diode in a light with higher
  • Wavelength converts, wherein the first color conversion substance at least a portion of the light emitted in the blue to ultraviolet range light converted or absorbed so far in light of a different wavelength, so that light is emitted without impairment of living beings.
  • the invention will be explained with reference to an embodiment of a light emitting diode with LEDs.
  • the light source has the following elements:
  • At least one first light emitting diode that emits light in the blue to ultraviolet range
  • a first color conversion material that converts at least a portion of the light emitted by the light emitting diode into a light having a higher wavelength, wherein the first color conversion material has at least one
  • Part of the light emitted in the blue to ultraviolet range converted or absorbed light of a different wavelength, so that light is emitted without affecting living beings.
  • the conversion of the light in the partial region of the light in the blue to ultraviolet range can be selective.
  • the selective choice of the conversion can be made, for example, by selecting the chemical composition of the color conversion substance
  • Wavelength ranges can be selected by the choice of one or more corresponding color conversion materials.
  • Impairment of living things such as insects are prevented or at least severely restricted.
  • the lighting means may comprise further light-emitting diodes which emit light in a wavelength range, wherein the light of the further light-emitting diodes is not converted or absorbed by the first color-conversing substance.
  • the luminous means may contain a further color-conversing substance which converts the light of the further light-emitting diodes into light of a different wavelength.
  • the wavelength of the light which is emitted by the conversion of the light of the further light-emitting diodes by means of the further color-conversing substance, differs from that of FIG.
  • the different LEDs can be selectively and independently controlled.
  • a street lighting can be built and operated, the light being radiated without interference from insects.
  • the light being radiated without interference from insects.
  • color conversing materials can also be provided with illumination with wavelength ranges which selectively attract or deter certain living beings.
  • certain animals for example deer
  • Street are kept away, while other living things such as insects or plants are not affected or irritated by this lighting.
  • the negative influence of artificial lighting on nature can be reduced to the extent that the living beings in their habitat are affected as little as possible by the artificial lighting, while even positive effects such as the prevention of wildlife accidents can be used.
  • it can also be used a combination in which, for example, certain organisms such as crops are promoted in their growth, while pests are quenched by the lighting and thus kept away.
  • For the light source can be achieved by the selective control of the individual LEDs different lighting scenarios.
  • the light-emitting diodes can be manufactured as so-called SMD (surface mount device) or COB (chip on board) light-emitting diodes.
  • SMD surface mount device
  • COB chip on board
  • Color conversion material can be applied directly over the semiconductor chip or can also be arranged as secondary optics over a plurality of light-emitting diodes, for example in the form of a pane coated with the color conversion substance, which is arranged in the light exit region of the light source (ie above the light-emitting diode arrangement, for example in the light exit region of the light). It can therefore be mounted, for example, a common lens or similar optics or cover over the light emitting diodes.
  • an effect lighting such as an advertising lighting or illuminated billboard, comprising an inventive lighting means can be formed.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Catching Or Destruction (AREA)
  • Led Device Packages (AREA)

Abstract

L'invention concerne un éclairage comprenant au moins une première diode électroluminescente qui émet dans la partie du spectre allant du bleu à l'ultraviolet, une première matière de conversion de couleur qui convertit une partie de la lumière émise par la diode électroluminescente en une lumière à longueur d'onde plus élevée, caractérisé en ce que la première matière de conversion de couleur convertit au moins une partie de la lumière émise dans la partie du spectre allant du bleu à l'ultraviolet en lumière d'une autre longueur d'onde ou l'absorbe de sorte que de la lumière est émise sans nuire aux êtres vivants.
PCT/AT2010/000469 2009-12-07 2010-12-07 Éclairage à led WO2011069177A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE201011004694 DE112010004694A5 (de) 2009-12-07 2010-12-07 Beleuchtung mit led

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT7702009 2009-12-07
ATGM770/2009 2009-12-07

Publications (1)

Publication Number Publication Date
WO2011069177A1 true WO2011069177A1 (fr) 2011-06-16

Family

ID=44145017

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2010/000469 WO2011069177A1 (fr) 2009-12-07 2010-12-07 Éclairage à led

Country Status (2)

Country Link
DE (1) DE112010004694A5 (fr)
WO (1) WO2011069177A1 (fr)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003026358A1 (fr) * 2001-09-17 2003-03-27 Color Kinetics Incorporated Produits a diodes electroluminescentes
DE20205825U1 (de) * 2002-04-12 2003-08-28 Osram Opto Semiconductors Gmbh LED-Beleuchtungsmodul
EP1367655A1 (fr) * 2001-09-03 2003-12-03 Matsushita Electric Industrial Co., Ltd. Dispositif emetteur de lumiere a semi-conducteur, appareil emetteur de lumiere et procede de production d'un dispositif emetteur de lumiere a semi-conducteur
EP1431653A2 (fr) * 2002-12-19 2004-06-23 Toshiji Kishimura Source lumineuse pour éclairage de DEL de lumière blanche et dispositif d'éclairage de DEL émettant une lumière blanche
US20050168982A1 (en) * 2004-01-23 2005-08-04 Miller David C. Landscape lighting
WO2006132533A2 (fr) * 2005-06-10 2006-12-14 Lemnis Lighting Ip Gmbh Systeme d'eclairage et source lumineuse a l'etat solide
WO2007071397A1 (fr) * 2005-12-21 2007-06-28 Perkinelmer Elcos Gmbh Dispositif d’éclairage, appareil de commande d’éclairage, système d’éclairage
WO2008023954A1 (fr) * 2006-08-25 2008-02-28 Seoul Semiconductor Co., Ltd. Dispositif électroluminescent
EP1906462A2 (fr) * 2006-09-29 2008-04-02 OSRAM Opto Semiconductors GmbH Composant optoélectronique doté d'une couche de conversion luminescente
US20090236997A1 (en) * 2008-03-21 2009-09-24 Jing-Meng Liu LED control circuit and method, and insect resistive LED lamp

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1367655A1 (fr) * 2001-09-03 2003-12-03 Matsushita Electric Industrial Co., Ltd. Dispositif emetteur de lumiere a semi-conducteur, appareil emetteur de lumiere et procede de production d'un dispositif emetteur de lumiere a semi-conducteur
WO2003026358A1 (fr) * 2001-09-17 2003-03-27 Color Kinetics Incorporated Produits a diodes electroluminescentes
DE20205825U1 (de) * 2002-04-12 2003-08-28 Osram Opto Semiconductors Gmbh LED-Beleuchtungsmodul
EP1431653A2 (fr) * 2002-12-19 2004-06-23 Toshiji Kishimura Source lumineuse pour éclairage de DEL de lumière blanche et dispositif d'éclairage de DEL émettant une lumière blanche
US20050168982A1 (en) * 2004-01-23 2005-08-04 Miller David C. Landscape lighting
WO2006132533A2 (fr) * 2005-06-10 2006-12-14 Lemnis Lighting Ip Gmbh Systeme d'eclairage et source lumineuse a l'etat solide
WO2007071397A1 (fr) * 2005-12-21 2007-06-28 Perkinelmer Elcos Gmbh Dispositif d’éclairage, appareil de commande d’éclairage, système d’éclairage
WO2008023954A1 (fr) * 2006-08-25 2008-02-28 Seoul Semiconductor Co., Ltd. Dispositif électroluminescent
EP1906462A2 (fr) * 2006-09-29 2008-04-02 OSRAM Opto Semiconductors GmbH Composant optoélectronique doté d'une couche de conversion luminescente
US20090236997A1 (en) * 2008-03-21 2009-09-24 Jing-Meng Liu LED control circuit and method, and insect resistive LED lamp

Also Published As

Publication number Publication date
DE112010004694A5 (de) 2012-10-31

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