WO2012150330A2 - Composant optique - Google Patents
Composant optique Download PDFInfo
- Publication number
- WO2012150330A2 WO2012150330A2 PCT/EP2012/058223 EP2012058223W WO2012150330A2 WO 2012150330 A2 WO2012150330 A2 WO 2012150330A2 EP 2012058223 W EP2012058223 W EP 2012058223W WO 2012150330 A2 WO2012150330 A2 WO 2012150330A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- layer structure
- optical component
- layer
- designed
- switchable
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 40
- 230000002441 reversible effect Effects 0.000 claims abstract 3
- 238000005286 illumination Methods 0.000 claims description 11
- 239000010410 layer Substances 0.000 description 74
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 239000010409 thin film Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000004983 Polymer Dispersed Liquid Crystal Substances 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000013047 polymeric layer Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 229910052984 zinc sulfide Inorganic materials 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/2661—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic mounted on parts having other functions
- B60Q1/268—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic mounted on parts having other functions on windscreens or windows
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/20—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for lighting specific fittings of passenger or driving compartments; mounted on specific fittings of passenger or driving compartments
- B60Q3/208—Sun roofs; Windows
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0216—Coatings
- H01L31/02161—Coatings for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/02167—Coatings for devices characterised by at least one potential jump barrier or surface barrier for solar cells
- H01L31/02168—Coatings for devices characterised by at least one potential jump barrier or surface barrier for solar cells the coatings being antireflective or having enhancing optical properties for the solar cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/0445—PV modules or arrays of single PV cells including thin film solar cells, e.g. single thin film a-Si, CIS or CdTe solar cells
- H01L31/046—PV modules composed of a plurality of thin film solar cells deposited on the same substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/0445—PV modules or arrays of single PV cells including thin film solar cells, e.g. single thin film a-Si, CIS or CdTe solar cells
- H01L31/046—PV modules composed of a plurality of thin film solar cells deposited on the same substrate
- H01L31/0468—PV modules composed of a plurality of thin film solar cells deposited on the same substrate comprising specific means for obtaining partial light transmission through the module, e.g. partially transparent thin film solar modules for windows
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/12—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof structurally associated with, e.g. formed in or on a common substrate with, one or more electric light sources, e.g. electroluminescent light sources, and electrically or optically coupled thereto
- H01L31/125—Composite devices with photosensitive elements and electroluminescent elements within one single body
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having a potential-jump barrier or a surface barrier
- H10K10/50—Bistable switching devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/50—Photovoltaic [PV] devices
-
- 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
- H10K59/50—OLEDs integrated with light modulating elements, e.g. with electrochromic elements, photochromic elements or liquid crystal elements
-
- 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
- H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
Definitions
- the invention relates to an optical component having a plurality of layer structures.
- optical components or functional glasses as they can be used for example as a vehicle side window, rear window or for a vehicle roof, known.
- Such optical components or functional glasses can be used for example as a vehicle side window, rear window or for a vehicle roof, known.
- Components can take on different functions, such as
- an electroluminescent layer is arranged between two transparent electrodes.
- the object of the present invention is now to provide an optical
- Such a component should preferably be suitable for use in the region of the outer skin of a vehicle body.
- Layer structure which is designed as a photovoltaic cell, with a second
- Layer structure which is designed as a switchableêtn warmth. Both layer structures can be realized in various known technologies.
- the first layer structure of the photovoltaic cell can be carried out semitransparent, in addition to the functionality of the photovoltaic cell also to allow the functionality of a window, a transparent vehicle roof or the like.
- This structure is combined with the second layer structure, which is designed as surface illumination element.
- a surface light-emitting element can be formed, for example, by an electroluminescent material which is inserted between two transparent electrodes and optionally a reflective or semi-reflective layer.
- a luminescent material with a corresponding structure which stimulates this luminescence for example an organic light-emitting diode, would also be possible and conceivable.
- the optical component according to the invention thus enables both the generation of electric current in the event of external light incidence and the generation of a glow in the dark by means of a combined layer structure of the photovoltaic cell and switchable surface illumination element.
- the area lighting element can be activated via a corresponding switch in order, for example, to generate a, in particular dimmable, backlight in a vehicle, a so-called ambient light.
- the solution according to claim 3 provides that the described first layer structure, which is designed as a photovoltaic cell, with a second
- Layer structure is combined, which is designed as a reversibly electrically switchable layer structure in its transparency.
- a reversibly electrically switchable layer structure in its transparency can be used, for example, as an electrochromic
- Layer structure or in particular be designed as a polymeric layer structure in which dispersed liquid crystals are arranged in the polymer.
- alignment of the dispersed liquid crystals can then be achieved when an electrical potential is applied. If these are oriented to a certain extent, a high degree of transparency can be set as required, depending on the applied voltage. With switched off electrical Potential, the crystals rearrange arbitrarily and scatter the light, creating an opaque structure.
- Such a structure makes it possible, in addition to the construction of the photovoltaic cell and ideally in the direction of the incoming light behind the preferably semitransparent formed photovoltaic cell, further shading of the interior to scatter, for example, incident light, and thus a thermal heating of an interior, in particular the interior of a Vehicle, counteract.
- Layer structure The combination of these two layer structures enables a, in particular dimmable, electrical illumination via the surface illumination element and at the same time allows the transparency of the layer structure to be changed so that it can be changed from a transparent state to an opaque state of the second layer structure.
- Solutions according to the invention may further be provided that all three layers described so far are combined in one component. This then makes it possible that electricity or electrical power is generated via the photovoltaic.
- the layer which can be reversibly changed in its transparency, it is then possible to realize a visual and solar protection, which in particular with regard to the achieved
- Level of transparency is freely adjustable and so can prevent unwanted glances and heat from the vehicle, but can also be switched as far as transparent, if necessary, that the environment of the vehicle can be observed.
- the third layer then makes possible, as a surface light, a preferably dimmable illumination, in particular of a vehicle, so that an indirect light can be used, for example, as a light source
- Component is integrated. Such integration of antennas is in particular in the glazing of vehicles known and customary per se. This additional functionality can be additionally integrated into the optical component in one of the embodiments described above, so as to provide another
- the layer structures are each formed electrically insulated from each other. This electrical insulation of the layer structures, which
- such an optical component can preferably be used for vehicles.
- the particularly preferred use is in the region of the outer skin of a vehicle body into which the optical component according to the invention is to be used.
- the advantages described above play a decisive role, in particular in such a use, since vehicles are often exposed to strong sunlight, which is to be used on the one hand energy generating and on the other hand to be shaded from the interior, to overheating the interior and thus typically a very high energy consumption to prevent the air conditioning.
- vehicles are often in the dark on the road, so that an ambient lighting is a particular advantage.
- the ambient illumination according to the invention is of particular advantage for ambiente backlighting, as can be assumed for example from a vehicle roof, since this generates a slightly dimmable, very diffuse background light which creates a pleasant interior atmosphere, without becoming so bright that the driver is thus distracted from the road and without unwanted reflections in the windshield are generated by the interior lighting.
- Showing: 1 shows a basic structure of an optical component according to the
- FIG. 2 shows a photovoltaic cell which can be used in the structure of FIG. 1;
- FIG. Fig. 3 is a schematic representation of a surface lighting element, which is located in the
- optical component of Figure 1 can be used
- FIG. 4 is a schematic diagram of a layer whose transparency can be changed and which can be used in the optical component of FIG. 1 in a first embodiment
- FIG. 5 shows a schematic representation of a layer whose transparency changes, which can be used in the optical component of FIG. 1, in a second state.
- an optical component 1 In the illustration of Figure 1, a section of an optical component 1 is shown in principle and not to scale. It consists of three layer structures 2, 3, 4. These layer structures follow in the optical component 1 in the order mentioned in the direction of incident light 5, in particular incident
- the incident light or sunlight 5 then passes first into the first layer structure 2, which is in the form of a photovoltaic cell.
- the layer structure 2 should in particular be designed as a thin-film photovoltaic cell or thin-film stacked photovoltaic cell.
- the structure should in particular be designed to be semitransparent in order to pass incident light 5 into the layer structures 3 and 4 as well as into the interior 6 located behind the optical component 1, for example the interior of a vehicle.
- Layer structure 2 is followed by an optically transparent electrically insulating layer 7, which in turn is followed by a second layer structure 3.
- This second layer structure 3 should be designed as a switchable surface illumination element.
- an electrically insulating layer 8 to which a third layer structure 4 adjoins, should follow this layer structure 3.
- This third layer structure 4 should be electrically reversibly switchable in its transparency.
- One An example of such a layer structure could be, for example, a per se known electrochromic layer structure in which color and / or transparency can be changed by electrochemical effects.
- the third should be, for example, a per se known electrochromic layer structure in which color and / or transparency can be changed by electrochemical effects.
- the third should be, for example, a per se known electrochromic layer structure in which color and / or transparency can be changed by electrochemical effects.
- the third should be, for example, a per se known electrochromic layer structure in which color and / or transparency can be changed by electrochemical effects.
- the third should
- Layer structure 4 however, be formed with polymer-dispersed liquid crystals, as will be explained later.
- This structure of the optical component 1 can be used for various purposes. He should find his preferred use in semitransparent roofs in vehicles, semi-transparent side windows or rear windows of the vehicle.
- the first layer structure 2 is explained again in detail.
- the example shows a thin-film stack photovoltaic cell, which is constructed in a conventional manner. Seen from top to bottom, the layer structure of a front glass 9 and a transparent flexible front carrier substrate 9 is supported. Then a transparent front contact 10, for example in the form of a so-called TCO (transparent conductive oxide) is applied. Subsequently follows a so-called "top cell” of amorphous silicon as the third layer 1 1. At this layer 1 1 is followed by an intermediate reflector 12, which is provided with a ⁇ -5 ⁇ "bottom cell" 13.
- the structure for a surface-emitting element as layer structure 3 is given by way of example.
- This surface illumination element again consists of a semitransparent view in the direction 16 of the incident light
- This partially reflective layer 16 is followed by a transparent electrode 1, to which an electroluminescent material 18, for example based on zinc sulfide, follows. The conclusion in turn forms a transparent electrode 19.
- Reflecting layer 16 may optionally also be connected to the first electrode 17
- the reflective layer 16 can be summarized or the reflective layer 16 can be dispensed with entirely. Will the electrodes 17, 19 now with a corresponding
- the electroluminescent layer 18 can be reflected downwards in the exemplary embodiment shown here, that is to say into the interior space 6, so that the luminous efficacy in the illumination through the
- the semitransparent reflective layer 16 is formed in such a way that the light 5 penetrating from the outside through the layer structure 2 of the photovoltaic cell penetrates this layer so that sunlight can shine into the interior 6.
- the final third layer structure 4 is intended either as an electrochromic
- Layer structure or preferably as a layer structure 4 with dispersed liquid crystals in a polymer matrix 20 may be formed. Such a structure is shown in detail in the illustration of Figures 4 and 5.
- two transparent electrodes 21, 22 can be seen.
- no voltage is applied between the electrodes 21, 22.
- the polymer material 20 which is transparent in itself.
- small droplets 23 of a carrier liquid are arranged distributed.
- the droplets in this case have liquid crystals or other suitable particles, which are present in the state shown in Figure 4 arbitrarily distributed in the droplets 23 and
- the third layer structure 4 is thus opaque in the state shown in FIG. 4 and does not let incoming light pass or only to a very small extent. If a corresponding voltage is applied between the electrodes 21, 22, then the liquid crystals in the droplets 23 are aligned accordingly. The orientation causes a reduction in scattering as the particles in the droplets 23 become increasingly aligned. As the voltage across the electrodes 21, 22 increases, so can an increasing, adjustable transparency of the third layer structure 4 be achieved, so that the optical element 1 enters
- FIG. 5 shows the state of maximum transparency.
- the third can be
Abstract
L'invention concerne un composant optique (1) comprenant plusieurs structures stratifiées, une première structure stratifiée (2) se présentant sous la forme d'une cellule photovoltaïque et une deuxième structure stratifiée sous la forme d'un élément d'éclairage surfacique commutable. En variante ou en plus, une des structures stratifiées peut se présenter également sous la forme d'une structure stratifiée (4) commutable électriquement de façon à présenter une transparence réversible.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011100414A DE102011100414A1 (de) | 2011-05-04 | 2011-05-04 | Optisches Bauelement |
DE102011100414.2 | 2011-05-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2012150330A2 true WO2012150330A2 (fr) | 2012-11-08 |
WO2012150330A3 WO2012150330A3 (fr) | 2013-04-25 |
Family
ID=46197236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2012/058223 WO2012150330A2 (fr) | 2011-05-04 | 2012-05-04 | Composant optique |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE102011100414A1 (fr) |
WO (1) | WO2012150330A2 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015015078A1 (de) | 2015-11-12 | 2017-05-18 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Kraftfahrzeug-Sichtelement |
CN108963112B (zh) * | 2018-07-19 | 2020-06-16 | 京东方科技集团股份有限公司 | 显示基板及其制作方法、显示装置 |
DE102018006279A1 (de) | 2018-08-08 | 2019-02-14 | Daimler Ag | System und Verfahren zum Diebstahlschutz eines Fahrzeugs |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040166335A1 (en) * | 2002-08-06 | 2004-08-26 | O'regan Marie B. | Laminated polymer with integrated lighting, sensors and electronics |
US20040185195A1 (en) * | 2002-08-06 | 2004-09-23 | Anderson Christopher C. | Laminated glass and structural glass with integrated lighting, sensors and electronics |
TW201111676A (en) * | 2009-06-02 | 2011-04-01 | Univ Florida Fesearch Foundation Inc | Solar-powered lighting module |
US8633051B2 (en) * | 2009-08-24 | 2014-01-21 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for manufacturing semiconductor device |
KR101089507B1 (ko) * | 2009-12-02 | 2011-12-05 | 금호전기주식회사 | 조명 장치 |
WO2011114262A2 (fr) * | 2010-03-16 | 2011-09-22 | Koninklijke Philips Electronics N.V. | Dispositif à cellules photovoltaïques à éclairage/réflexion commutable |
-
2011
- 2011-05-04 DE DE102011100414A patent/DE102011100414A1/de not_active Withdrawn
-
2012
- 2012-05-04 WO PCT/EP2012/058223 patent/WO2012150330A2/fr active Application Filing
Non-Patent Citations (1)
Title |
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None |
Also Published As
Publication number | Publication date |
---|---|
WO2012150330A3 (fr) | 2013-04-25 |
DE102011100414A1 (de) | 2012-11-08 |
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