WO2013047789A1 - Appareil d'éclairage - Google Patents

Appareil d'éclairage Download PDF

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Publication number
WO2013047789A1
WO2013047789A1 PCT/JP2012/075160 JP2012075160W WO2013047789A1 WO 2013047789 A1 WO2013047789 A1 WO 2013047789A1 JP 2012075160 W JP2012075160 W JP 2012075160W WO 2013047789 A1 WO2013047789 A1 WO 2013047789A1
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WO
WIPO (PCT)
Prior art keywords
light emitting
surface light
wide
light
emitting units
Prior art date
Application number
PCT/JP2012/075160
Other languages
English (en)
Japanese (ja)
Inventor
一文 安達
和長 井田
伊藤　卓
晴美 中村
弘靖 東海林
茜 黒田
Original Assignee
パイオニア株式会社
有限会社ライトデザイン
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 パイオニア株式会社, 有限会社ライトデザイン filed Critical パイオニア株式会社
Publication of WO2013047789A1 publication Critical patent/WO2013047789A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • 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
    • F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
    • 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
    • F21Y2105/00—Planar 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
    • F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
    • F21Y2107/20—Light sources with three-dimensionally disposed light-generating elements on convex supports or substrates, e.g. on the outer surface of spheres
    • 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
    • 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]
    • 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]
    • F21Y2115/15—Organic light-emitting diodes [OLED]
    • 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
    • F21Y2115/20—Electroluminescent [EL] light sources
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
    • H10K59/353—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels

Definitions

  • the present invention relates to an illumination device including a plurality of light emitting units.
  • LED lighting is becoming popular in ordinary households as the demand for energy saving increases.
  • This LED lighting unit for dining includes two LED line illuminations each having a different color temperature, and a plurality of LED spot illuminations respectively disposed on one end side and the other end side of these LED line illumination groups (for example, refer to FIG.
  • the illumination angle by the LED spot illumination is variable, and by adjusting the illumination angle, it is possible to make the shadow of the dish on the dining table stand out (for example, (See the description in paragraph 0029 of Patent Document 1).
  • LED spot lighting is turned off depending on the type of dish, or one of two LED line lights having different color temperatures is turned off, so that various types corresponding to the dish Lighting effect can be obtained.
  • the number of illumination patterns that can be expressed by the combination of turning off and lighting the LED line illumination and LED spot illumination depends on the number of LED line illumination and LED spot illumination to be equipped. .
  • the number of LED line illuminations to be mounted had to be increased.
  • the present invention has been made in view of such a point, and an object thereof is to provide an illumination device capable of obtaining various illumination patterns without increasing the number of light emitting sources.
  • the illumination device includes a plurality of wide-surface light emitting units each having a light emitting region that emits diffused light in a wide area, the light emission color and brightness of the diffused light being variable, and beam light each having directivity. Are emitted in a smaller area than the diffused light and the optical axis direction of the light beam is variable, and the plurality of wide surface light emitting units and the plurality of narrow surface light emitting units are juxtaposed with each other. And a control unit that individually controls the emission color and brightness of each of the wide-surface light emitting units.
  • FIG. 2 is a front view of the light emitting unit 10 as viewed from the light emitting surface side, and a cross-sectional view taken along the line WW in the front view.
  • FIG. 3 is a plan view showing the structure of an organic EL element as a wide-surface light emitting unit 13, and a cross-sectional view taken along line 3b-3b in this plan view.
  • It is the side view which shows the other Example of the light emission unit 10, and the front view seen from the light emission surface side.
  • the illuminating device includes a plurality of wide surface light emitting sections (13) each having a light emitting region (107 R , 107 G , 107 B ) that emits diffused light over a wide area, and whose light emission color and brightness are variable. And a plurality of narrow surface light emitting portions (14) each emitting a directional beam light and the optical axis direction of the light beam being variable, and a plurality of wide surface light emitting portions and narrow surface light emitting portions juxtaposed with each other. And a control unit (20) for individually controlling the emission color and brightness of each of the wide-surface light emitting units.
  • FIG. 1 is a block diagram showing a configuration of a lighting device according to the present invention.
  • the present lighting device includes a light emitting unit 10 having a plurality of light emitting units (described later), and a control unit 20 that controls the luminance, emission color, and irradiation angle of each of the light emitting units.
  • FIG. 2 is a perspective view of the light emitting unit 10 as viewed from the light emitting surface side.
  • 3A is a front view of the light emitting unit 10 viewed from the light emitting surface side, and
  • FIG. 3B is a cross-sectional view taken along the line WW in FIG. 3A. .
  • the light emitting unit 10 includes a frame 11, a plurality of wide surface light emitting units 13, two narrow surface light emitting units 14, and a hanging member 15 for hanging the frame 11 from the ceiling.
  • the frame 11 is made of, for example, metal, plastic, glass, wood, and the like, and holds the plurality of wide surface light emitting units 13 and the plurality of narrow surface light emitting units 14 so that they are arranged in a line along the same straight line. It is a rectangular plate-shaped member.
  • the frame 11 has two through-holes 12 for installation in a state where the point light-emitting portions 14 are respectively penetrated.
  • the material and shape of the frame 11 are not limited to those described above.
  • Each of the wide surface light emitting sections 13 has a light emitting region (described later) that emits diffused light, that is, scattered light in a wide area, and has a planar light emitting body such as an organic EL light emitting element whose luminance and emission color are variable. Consists of.
  • Each of the wide-surface light emitting units 13 is arranged along the longitudinal direction of the frame 11 on the light emitting surface side surface of the frame 11. In the embodiment shown in FIGS. 2, 3 (a) and 3 (b), six wide surface light emitting portions 13 are arranged in a line along the longitudinal direction of the frame 11.
  • the number of rows arranged and the shape and quantity of each wide-surface light emitting unit 13 are not particularly limited and can be changed as appropriate. That is, it is only necessary that at least two wide-surface light emitting portions 13 are disposed on the surface of the frame 11.
  • FIG. 4A is a plan view showing the structure of the organic EL element as the wide-surface light emitting portion 13, and FIG. 4B is a cross-sectional view taken along line 3b-3b in FIG.
  • the substrate 100 is a flat plate or film-like member made of light-transmitting glass or resin.
  • the plurality of anodes 102 each have a band shape, extend along the Y direction on the substrate 100, and are juxtaposed at a constant interval.
  • Each of the anodes 102 is made of a metal oxide conductor such as ITO (Indium Tin Oxide) or IZO (Indium Zinc Oxide), a metal such as Cr, Mo, Ni, Pt, or Au, or an alloy thereof.
  • a bus line 104 for supplying a power supply voltage to the anode 102 is formed on each surface of the anode 102.
  • An insulating film 103 is formed on the substrate 100 and the anode 102.
  • openings each extending in the Y direction are formed in stripes. Each of the openings is formed through the insulating film 103 so as to expose the surface of each of the anodes 102, and is provided at a position corresponding to each anode 102.
  • a bank made of the insulating film 103 is formed between the openings adjacent to each other as shown in FIG. .
  • a bus line 104 for supplying a power supply voltage to the anode 102 is formed in the portion covered with the insulating film 103 on each anode 102 as shown in FIG. 4B.
  • a hole injection layer 105 is formed so as to cover the surface of the anode 102, and a hole transport layer 106 is laminated so as to cover the surface of the hole injection layer 105.
  • materials for the hole injection layer 105 and the hole transport layer 106 include aromatic amine derivatives, phthalocyanine derivatives, porphyrin derivatives, oligothiophene derivatives, polythiophene derivatives, benzylphenyl derivatives, compounds in which a tertiary amine is linked by a fluorene group, hydrazone Derivatives, silazane derivatives, silanamine derivatives, phosphamine derivatives, quinacridone derivatives, polyaniline derivatives, polypyrrole derivatives, polyphenylene vinylene derivatives, polythienylene vinylene derivatives, polyquinoline derivatives, polyquinoxaline derivatives, carbon and the like.
  • an organic light emitting layer 107 extending in the Y direction is formed on the surface of the hole transport layer 106 as shown in FIGS. 4A and 4B.
  • the organic light emitting layer 107 is formed of a fluorescent organometallic compound or the like. Actually, as shown in FIGS. 4A and 4B, the organic light emitting layer emits red light.
  • Three organic light emitting layers 107 such as 107 R , an organic light emitting layer 107 G that emits green light, and an organic light emitting layer 107 B that emits blue light are formed on each hole transport layer 106.
  • the region where the organic light-emitting layer 107 R for performing red light emission are formed becomes a red light emitting region
  • a region where the organic light-emitting layer 107 G for performing green light emission are formed becomes a green light emitting region
  • the organic light emitting performing blue light emission region layer 107 B is formed becomes a blue light emitting region.
  • An electron transport layer 108 is formed so as to cover the surfaces of the organic light emitting layers 107 R , 107 G and 107 B and the surface of the insulating film 103, and a plate-like cathode is formed so as to cover the surface of the electron transport layer 108.
  • 109 is formed.
  • the cathode 109 is made of a metal having a low work function, such as Al or a compound thereof, or an alloy containing them.
  • the organic light emitting layer 107 R is red with a luminance corresponding to the applied voltage. Flashes on.
  • the organic light emitting layer 107 G When a voltage is applied to the anode 102 formed at positions corresponding to the organic light emitting layer 107 G, the organic light emitting layer 107 G emits green with luminance according to the applied voltage. Moreover, the application of a third voltage to the anode 102 formed at positions corresponding to the organic light emitting layer 107 B, the organic light emitting layer 107 B with a luminance corresponding to the applied voltage emits blue light. At this time, the single-color illumination light in which the red, green, and blue lights as described above are mixed is emitted from the light emission surface of the wide-surface light emitting unit 13.
  • each of the wide surface light emitting units 13 can express 16,777,216 colors, so-called full colors, as the emission colors of illumination light. It becomes possible.
  • Each of the wide surface light emitting units 13 generates illumination light having luminance and color corresponding to the illumination control voltage supplied from the control unit 20.
  • the narrow surface light emitting portion 14 is a lighting element that generates light having directivity, that is, beam light that irradiates within an area range narrower than the above-described diffused light, that is, spot light.
  • the narrow surface light-emitting part 14 is comprised by the cylindrical housing
  • the cylindrical housing 14 a is supported by the frame 11 through the support shaft 14 c in a state of passing through the through hole 12 of the frame 11.
  • the cylindrical housing 14a is rotatable with respect to the frame 11 with the support shaft 14c as the center of rotation, and the direction of the optical axis CC of the light beam emitted from the LED element 14b as shown in FIG.
  • the irradiation direction (irradiation angle) is variable.
  • the irradiation direction (irradiation angle) is changed manually by the operator or by the drive unit 16 installed on the frame 11 as shown in FIG.
  • the drive unit 16 rotates the cylindrical housing 14a around the support shaft 14c as the center of rotation in order to change the direction of the optical axis CC of the light beam emitted from the LED element 14b.
  • the luminance of the LED element 14b is adjusted according to the illumination control voltage supplied from the control unit 20.
  • the two narrow surface light emitting portions 14 are provided along the arrangement direction of the wide surface light emitting portions 13 as shown in FIGS. 3 (a) and 3 (b).
  • One of the narrow surface light emitting portions 14 is provided at an end portion of the frame 11 (that is, outside the wide surface light emitting portion 13), and the other one of the narrow surface light emitting portions 14 is slightly closer to the center than the other end portion of the frame 11. It is provided between the two wide surface light emitting portions 13 at the position. That is, as shown in FIG.
  • one of the two narrow surface light-emitting portions 14 is installed at a distance S1 from the light emission center CL by the plurality of wide-surface light emitting portions 13, and the other is It is installed at a position separated by a distance S2 (S1 ⁇ S2).
  • the light emission center CL is the position of the center of gravity of the figure formed by the line segment connecting the light emission centers of the wide light emitting portions 13 on the surface of the frame 11.
  • the two narrow surface light emitting portions 14 are respectively arranged at non-target positions across the light emission center CL of the plurality of wide surface light emitting portions 13.
  • the control unit 20 shown in FIG. 1 individually controls the emission luminance and emission color of the wide surface light emitting unit 13 for each wide surface light emitting unit 13 based on the illumination pattern designation signal.
  • control unit 20 individually controls the light emission luminance and the optical axis direction of the narrow surface light emitting unit 14 for each narrow surface light emitting unit 14 based on the illumination pattern designation signal. That is, the control unit 20 generates an illumination control voltage for causing the narrow surface light emitting unit 14 to emit light with the luminance specified by the illumination pattern specifying signal, and supplies the illumination control voltage to the narrow surface light emitting unit 14. Further, the control unit 20 rotates the narrow surface light emitting unit 14 (cylindrical casing 14a) by the rotation angle corresponding to the irradiation angle in order to irradiate the beam light with the irradiation angle specified by the illumination pattern specifying signal. A drive voltage to be moved is generated and supplied to the drive unit 16. That is, the control unit 20 changes the optical axis direction of the beam light emitted from the narrow surface light emitting unit 14 by controlling the rotation angle of the driving unit 16 with respect to the narrow surface light emitting unit 14.
  • control unit 20 individually controls the brightness and emission color of the wide surface light emitting unit 13 for each wide surface light emitting unit 13 based on the illumination pattern designation signal. That is, the control unit 20, the illumination pattern designation signal so as to generate the illumination light of the specified emission color by broad surface between the electrodes sandwiching the organic light emitting layer 107 R of the light-emitting portion 13 (102 and 109), an organic light-emitting layer 107 G between electrodes sandwiching a, between the electrodes sandwiching the organic light emitting layer 107 B, and applies the respective individual voltage.
  • control unit 20 individually controls the luminance in each of the red light emitting region (107 R ), the green light emitting region (107 G ), and the blue light emitting region (107 B ), thereby illuminating light emitted from the wide surface light emitting unit 13. The emission color is changed.
  • each of the wide surface light emitting units 13 lowers the illumination light of the luminance and emission color (for example, one of 16,777,216 color colors) designated by the illumination pattern designation signal. Irradiate toward.
  • the narrow surface light emitting unit 14 irradiates the light beam having the luminance designated by the illumination pattern designation signal downward at the illumination angle designated by the illumination pattern designation signal.
  • the illumination pattern designation signal is automatically generated according to the time, irradiation object, and illumination installation environment, or is transmitted wirelessly from a remote control device (not shown).
  • the remote control device includes an operation surface for inputting information indicating the illumination pattern (brightness, emission color, irradiation angle) as described above, and an illumination pattern designation signal indicating the illumination pattern input on the operation surface. Radio transmission is performed toward the control unit 20.
  • the light emitting unit 10 When the lighting device as described above is used as a dining light, the light emitting unit 10 is suspended by the suspension member 15 from the ceiling above the dining table. At this time, the user must select the genre of the dishes (including beverages) placed on the dining table (including Western, Japanese, and Chinese), the ingredients of the dishes (meat, fish, vegetables, etc.), the color of the dishes, and the form of the dishes. For example, a desired illumination pattern (luminance, emission color, irradiation angle) is designated by the above-described remote control device. In response to this, each of the wide surface light emitting units 13 formed in the light emitting unit 10 irradiates the dish placed on the dining table with illumination light having a light emission color and luminance corresponding to the designated illumination pattern. At this time, the wide-surface light emitting unit 13 is capable of full-color light emission (16,777,216 colors) by including independent light emission regions (107 R , 107 G , 107 B ) for red, green, and blue, respectively.
  • the illuminating device provided with such a wide surface light emitting unit 13 it is installed as compared with the one that changes the color tone of the luminescent color by selectively lighting a plurality of light sources having different color temperatures. It is possible to greatly reduce the number of light sources to be used. Moreover, since the wide surface light emission part 13 can perform green light emission, the illumination pattern which can be expressed can be increased significantly compared with the lighting fixture which can change color temperature.
  • each of the narrow surface light emitting portions 14 formed in the light emitting unit 10 irradiates the dish and tableware placed on the dining table with the beam light at the designated irradiation angle. Thereby, a plurality of shadows can be formed for each dish (including tableware) on the dining table, and the texture can be increased.
  • each of the narrow surface light emitting portions 14 is arranged at positions that are not targeted with respect to the light emission centers CL of the entire light emitting region by the wide surface light emitting portion 13. Like to do. Thereby, the form of the several shadow formed for every dish on a dining table can be varied, respectively. Therefore, it is possible to increase the variation of the illumination pattern on the visual field, as compared with the case where each of the narrow surface light emitting portions 14 is arranged at a target position with respect to the light emission center CL.
  • a rectangular shape as shown in FIG. 2 is adopted as the form of the frame 11 of the light emitting unit 10, but the form is not limited to such a form.
  • FIG.5 (a) is a side view which shows the other form of the light emission unit 10
  • FIG.5 (b) is the front view which looked at the light emission unit 10 shown by Fig.5 (a) from the light emission surface side. is there.
  • the light emitting unit 10 shown in FIG. 5A and FIG. 5B has a plurality of wide surface light emitting units 13 and narrow surface light emitting units 14 on the bottom surface of a conical frame 11 that is suspended from a ceiling by a suspension member 15. Is provided. Each of the narrow surface light emitting portions 14 is attached in a form that penetrates through a through hole 12 provided on the bottom surface of the frame 11. At this time, each of the narrow surface light emitting units 14 is disposed at a position that is not targeted with respect to the light emission center CL of the entire light emitting region by the wide surface light emitting unit 13.
  • FIG. 6A is a cross-sectional view showing a modification of the light emitting unit 10 shown in FIG. 5A, and FIG. 6B shows the light emitting surface of the light emitting unit 10 shown in FIG. 6A. It is the front view seen from the side.
  • FIG. 6A is a cross-sectional view taken along the line VV in FIG. 6B.
  • the frame 11 of the light emitting unit 10 shown in FIGS. 6A and 6B has a conical dome shape, and a plurality of wide surface light emitting portions 13 are attached to the inner surface side thereof.
  • each of the rectangular wide-surface light emitting portions 13 is concentrically arranged in the skirt region on the inner surface side of the frame 11.
  • a wide surface light emitting portion 13 having a conical shape along the surface is attached to a central region on the inner surface side of the frame 11.
  • a narrow surface light emitting unit 14 is provided at the center position of the frame 11.
  • frame 11 is not limited to this. That is, two or more plural narrow surface light emitting portions 14 may be provided on the surface of the frame 11.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

La présente invention porte sur un appareil d'éclairage, lequel appareil produit de multiples motifs d'éclairage sans avoir à augmenter le nombre de sources de lumière. L'appareil d'éclairage selon la présente invention comprend une pluralité d'unités émettrices de lumière de grande surface, dont chacune a une grande surface émettrice de lumière pour une émission de lumière diffuse, dont une luminosité et une couleur de luminescence sont variables, une pluralité d'unités émettrices de lumière de surface étroite dont chacune émet une lumière à faisceau directionnel, une direction d'axe optique de la lumière en faisceau étant variable, un bâti qui maintient les unités émettrices de lumière de grande surface et les unités émettrice de lumière à surface étroite en juxtaposition, et une unité de commande qui commande la couleur de luminescence et la luminosité de chacune des unités émettrices de lumière de grande surface.
PCT/JP2012/075160 2011-09-29 2012-09-28 Appareil d'éclairage WO2013047789A1 (fr)

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JP2011-214387 2011-09-29
JP2011214387 2011-09-29

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015138740A (ja) * 2014-01-24 2015-07-30 コニカミノルタ株式会社 照明パネル
WO2016108278A1 (fr) * 2014-12-28 2016-07-07 株式会社モデュレックス Dispositif d'éclairage
AT16860U1 (de) * 2019-03-25 2020-11-15 Prolicht Gmbh Beleuchtungsvorrichtung
DE102021104350A1 (de) 2021-02-24 2022-08-25 smart-lamps Lichttechnik GmbH Arbeitsplatzleuchte

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JP2002164170A (ja) * 2000-11-27 2002-06-07 Matsushita Electric Works Ltd 白色有機エレクトロルミネッセンスパネル
JP2005216780A (ja) * 2004-01-30 2005-08-11 Matsushita Electric Works Ltd 照明装置
JP2008277131A (ja) * 2007-04-27 2008-11-13 Matsushita Electric Works Ltd 照明器具
JP2009206029A (ja) * 2008-02-29 2009-09-10 Yamagata Promotional Organization For Industrial Technology 照明装置
JP2011108495A (ja) * 2009-11-18 2011-06-02 Sekisui House Ltd ダイニング用ｌｅｄ照明ユニット

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002164170A (ja) * 2000-11-27 2002-06-07 Matsushita Electric Works Ltd 白色有機エレクトロルミネッセンスパネル
JP2005216780A (ja) * 2004-01-30 2005-08-11 Matsushita Electric Works Ltd 照明装置
JP2008277131A (ja) * 2007-04-27 2008-11-13 Matsushita Electric Works Ltd 照明器具
JP2009206029A (ja) * 2008-02-29 2009-09-10 Yamagata Promotional Organization For Industrial Technology 照明装置
JP2011108495A (ja) * 2009-11-18 2011-06-02 Sekisui House Ltd ダイニング用ｌｅｄ照明ユニット

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015138740A (ja) * 2014-01-24 2015-07-30 コニカミノルタ株式会社 照明パネル
WO2016108278A1 (fr) * 2014-12-28 2016-07-07 株式会社モデュレックス Dispositif d'éclairage
JPWO2016108278A1 (ja) * 2014-12-28 2017-04-27 株式会社モデュレックス 照明装置
AT16860U1 (de) * 2019-03-25 2020-11-15 Prolicht Gmbh Beleuchtungsvorrichtung
DE102021104350A1 (de) 2021-02-24 2022-08-25 smart-lamps Lichttechnik GmbH Arbeitsplatzleuchte

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