EP3371511A2 - Leuchtvorrichtung - Google Patents
LeuchtvorrichtungInfo
- Publication number
- EP3371511A2 EP3371511A2 EP16815725.3A EP16815725A EP3371511A2 EP 3371511 A2 EP3371511 A2 EP 3371511A2 EP 16815725 A EP16815725 A EP 16815725A EP 3371511 A2 EP3371511 A2 EP 3371511A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- lighting device
- light source
- light sources
- region
- light
- 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.)
- Granted
Links
- 239000011159 matrix material Substances 0.000 claims description 46
- 238000006243 chemical reaction Methods 0.000 claims description 32
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 235000014676 Phragmites communis Nutrition 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 3
- 239000002096 quantum dot Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 229910003564 SiAlON Inorganic materials 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910004613 CdTe Inorganic materials 0.000 description 1
- 229910004122 SrSi Inorganic materials 0.000 description 1
- 229910007709 ZnTe Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 229910052605 nesosilicate Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 150000004762 orthosilicates Chemical class 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- F21S10/00—Lighting devices or systems producing a varying lighting effect
- F21S10/02—Lighting devices or systems producing a varying lighting effect changing colors
- F21S10/023—Lighting devices or systems producing a varying lighting effect changing colors by selectively switching fixed 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
-
- 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]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
-
- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/12—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
-
- 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
- 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
- F21Y2113/17—Combination of light sources of different colours comprising an assembly of point-like light sources forming a single encapsulated light source
-
- 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]
Definitions
- the present invention relates to a lighting device, in particular a spotlight lighting device.
- Lighting devices are known from the prior art, in which the emission characteristic is provided by a static emitting light source and an associated optical arrangement. Further are
- Luminous devices are known in which the light source is not formed statically, but can be controlled independently of each other in certain areas of the light source, thereby characterized the
- Radiation characteristic of the lighting device can be changed.
- a lighting device in particular a spotlight lighting device to provide, in which the radiation characteristic of the lighting device is adjustable with higher degrees of freedom.
- a lighting device is to be provided with which a multi-color center-beam arrangement can be provided.
- a lighting device in particular a spotlight lighting device, comprises: at least one planar, matrix-like light source comprising a plurality of individual light sources each capable of emitting light of a defined wavelength; wherein at least one first area with at least one individual light source and a second area with at least one individual light source can be controlled independently of each other; and wherein the individual light sources of the at least two regions are adapted to emit light with differently defined wavelengths.
- the present invention proposes to provide a plurality of regions (at least two regions) with individual light sources in a planar, matrix-like light source, which can be controlled independently of one another with regard to their respective light intensities, so that different regions with different light intensities can be illuminated or If the respective illuminated areas overlap, a corresponding mixed light can be provided.
- the individual light sources of the light source are arranged point and / or mirror symmetry.
- the light source may have a substantially circular shape or the individual light sources may be arranged in a cross shape. This makes it possible to provide a total conical light emission characteristic of the lighting device, which is particularly preferred for spotlight applications.
- the first region of the light source is an inner region and the second region is an outer region surrounding the inner region.
- the inner region of the light source can be a so-called center beam
- At least one optical arrangement and / or a mixing arrangement are provided in the emission direction of the light source behind the light source.
- the optical assembly may include, for example, converging lenses or reflector arrays to form a directional and collimated one
- the individual light sources of the light source can be designed, for example, as LED light sources, with it being possible to use individual LEDs or chip-on-board LEDs in this regard.
- LED light sources makes it possible in a simple way to provide individual light sources which can emit light with differently defined wavelengths.
- the light source is provided as LED light sources, it is preferred that these are designed as a chip-scale package or as a chip-scale package arrays. This makes it possible to provide a comparatively high single light source density.
- the individual light sources of a region are interconnected as a serial string or as serial strings connected in parallel with one another and can be driven together.
- the strands of a region can each be supplied with energy by a converter unit or by a channel of a multi-channel converter unit.
- Alternate IV or in addition to this can be at least two strands
- each strand is assigned a correspondingly adjustable resistance, so that all strands can be set arbitrarily and differently to each other. In this embodiment, therefore, all parallel to each other interconnected serial strands of a range
- the adjustable resistor can be provided by a mechanically adjustable potentiometer, which is preferably adjustable by a controllable actuator.
- Alternat TM provides the ability to provide adjustable resistance through a drivable digital potentiometer that can be controlled or adjusted, for example, via a touch input, a switch, or the like. It is also possible, such a digital potentiometer by a microcontroller control, which can be integrated, for example, in the converter unit to control.
- Resistor cascade provided, which can be controlled by a microcontroller, preferably by the microcontroller control a reed circuit is controlled.
- Resistor which is preferably integrated in the converter unit, provided, wherein the control of the adjustable resistor is preferably provided by means of a signal over-power drive.
- At least one of the adjustable resistor at least one of the adjustable resistor
- Fixed resistor provided in at least one strand of an area. It is preferred that the fixed resistor or the fixed resistors are selected such that they are the adjustable resistor or the adjustable
- Resist in a neutral position i. that the
- Fixed resistor or the fixed resistors represent a consumer of the same size as the adjustable resistor or the adjustable resistors in neutral position.
- all the individual light sources are designed as equivalent consumers and light generators, it is thus possible to use the same current in all parallel strings
- OLED matrix in the form of an OLED matrix. It is particularly preferred that such an OLED matrix can be controlled pixel by pixel, in which case the controllable pixels represent the individual light sources.
- the cells comprise a phosphor which can be excited by means of at least one laser beam of a laser arrangement for secondary light output.
- the color conversion matrix can be provided, for example, by appropriate casting compounds in the phosphor.
- green, yellow or red phosphor or a mixture thereof may be contained in the cells of the color conversion matrix, wherein preferably an organic phosphor or a quantum dot is used, which is preferably excitable by means of a blue laser beam to the secondary light output.
- a phosphor in the context of the present invention is generally a substance that can be excited by laser light and then a secondary
- phosphors are, for example, ZnS, ZnSe, CdS, CdSe, ZnTe, CdTe), silicates (Ca 3 Sc 2 Si 3 0 12: Ce3 +), ortho silicates (BOSE), garnets (YAG: Ce3 +, (YGd ) AG: Ce3 + , LuAG: Ce3 + ), oxides (CaSc0 2 : Eu 2+ ), SiALONs (a-SiAlON: Eu 2+ , b-SiAlON: Eu 2+ ), nitrides
- the at least one laser beam is applied to the respective cells by means of a micromirror arrangement
- the micromirror arrangement can be directed at the cells at a frequency between 30 and 1000 Hz, preferably between 50 and 200 Hz. If the dynamics of the micromirror arrangement are selected to be sufficiently large (which is the case at frequencies of> about 30 Hz, ie 30 distractions per second), the individual exposures of the system generated by the system blur into a single composite image for the human eye. In practice, it has been shown that a flicker and smooth image at a
- Frequency of about 200 Hz can be provided, for applications for film cameras preferably higher frequencies up to 1000 Hz are used.
- Alternate IV or in addition to the use of a micromirror arrangement, with which the laser beam can be directed to different cells of the color conversion matrix, can confine certain cells to them
- Color conversion matrix provided in at least one fixed
- Laser beam are movable.
- mobility of the color conversion matrix may be by one or more
- Such actuators may for example be connected to the edge regions of the color conversion matrix, so that the
- Color conversion matrix can be moved freely accordingly.
- the individual light sources are at least a portion of
- this area can deliver a white light with a color temperature between 4500 K and 800 K, preferably between 5000 K and 7500 K and more preferably of about 6000 K; and wherein the individual light sources of at least one further area are provided such that this further area has a white light with a white light Color temperature between 2500 K and 4000 K, preferably between 3000 K and 3500 K and more preferably from about 3000 K can deliver.
- the lighting device between a
- warm white light and a cold white white light can be adjusted or that appropriate light mixtures can be provided.
- the individual light sources are at least a portion of
- Light source provided such that this area can emit red light with a peak wavelength between 580 and 670 Nm, wherein preferably the individual light sources at least one further area are provided such that this area can deliver blue light with a peak wavelength between 390 and 480 Nm, wherein the individual light sources of at least one further region of the light source are preferably provided such that this region can emit green light with a peak wavelength between about 480 and 560 Nm, the individual light sources of at least one further region of the light source preferably being provided such that this region is yellowish with a peak wavelength between 560 and 630 nm.
- the lighting device comprises at least two surface, matrix-like constructed light sources, which are substantially aligned to the same illumination field.
- the lighting device comprises at least two surface, matrix-like constructed light sources, which are substantially aligned to the same illumination field.
- the light output, spotty "fails depending on the number of individual light sources used and depending on the size of the
- Figure l is a schematic view of a first embodiment of a lighting device according to the invention.
- Figure 3 is a schematic view of another embodiment of a lighting device according to the invention with an OLED matrix as the light source;
- Figure 4 is a schematic view of another embodiment of a lighting device according to the invention with two light sources, which are aligned substantially on the same illumination field;
- Figure 5 is a schematic view of two light sources, as they are preferably used in a lighting device according to the invention.
- Figure 6 is a schematic view of different light sources, as they can be used in a preferred embodiment of a lighting device according to the invention.
- Figure 7 is a schematic view of another preferred embodiment
- Embodiment of a lighting device wherein the light source is provided by a light source matrix in the form of a color conversion matrix;
- Figure 9 is a schematic view of another preferred embodiment
- Figure IO is a schematic view of another preferred embodiment
- Figure Ii is a schematic view of a preferred interconnection of the individual light sources of a range
- Figure 12 is a schematic view of an adjustable resistor in the form of an adjustable potentiometer
- Figure 13 is a schematic view of a preferred interconnection of
- Figure 14 is a schematic view of an adjustable resistor in the form of a resistor cascade with a microcontroller control
- Figure 15 is a schematic view of a preferred interconnection of
- Figure 16 is a schematic view of a preferred interconnection of
- Figure 17 is a schematic view of an interconnection of two light sources with a four-channel converter and two adjustable resistors
- Figure 18 is a schematic view of an interconnection of a light source with at least one fixed resistor.
- Figure 1 shows a schematic view of a first preferred embodiment
- an optical element 15 preferably a lens arrangement
- the light source 11 comprises an inner region 12 and, in the preferred embodiment shown, four outer regions 13.
- the regions 12, 13 shown in FIG. 1 can be individual light sources (for example LED light sources), a plurality of individual light sources and / or a multiplicity of interconnected ones Represent individual light sources.
- the preferred embodiment shown represents a so-called center-beam arrangement, in which an inner region of the light source 11 with a or more surrounding areas of the light source is arranged.
- the respective regions of the light source can be controlled independently of each other, so that the one shown on the right
- Illuminations can be adjusted. As in figure
- FIG. 2 shows a schematic view of two light sources 11 1 , which are shown in FIG.
- Light source 11 1 illustrated in FIG. 2 comprises individual LED light sources which can be arranged, for example, on a common board, whereas the right-hand light source u 11 shown in FIG. 2 is designed as a so-called chip-on-board LED light source.
- LED light sources can be used, which are designed as a chip-scale package or as a chip-scale package array (especially for applications in which a correspondingly high luminous flux to be made available).
- FIG. 3 shows a schematic view of another preferred embodiment
- Embodiment of a lighting device 10 111 according to the invention wherein in contrast to the embodiments shown in Figures 1 and 2, an OLED matrix II m is used as the light source.
- the OLED matrix n m is designed such that the individual pixels / cells of the OLED matrix ⁇ ⁇ are independently controllable.
- FIG. 4 shows a further preferred embodiment of a
- Lighting device which comprises two light sources u w .
- the optical arrangement 15 TM is designed such that the two light sources n IV can be aligned substantially on the same illumination field, so that the light emitted by the light sources n IV light can be superimposed accordingly.
- the light sources n w have a mirrored or inverted arrangement of the individual light sources, so that as far as possible a "spot-free" image is provided.
- FIG. 5 shows a schematic view of two more or less complex light sources n v , n VI .
- the light sources n v , 11 ⁇ shown in FIG. 5 can already have a comparatively homogeneous size because of their size Provide light output.
- the light field n v in this case has an inner region 12 V , which is provided by a plurality of individual light sources (preferably LED light sources), wherein the inner region 12 V is surrounded by an outer region 13 V.
- the light field 11 ⁇ has areas which are formed by a combination of a plurality of individual light sources
- FIG. 6 shows a schematic view of a plurality of light source geometries which may comprise a plurality of planar, matrix-like light sources. With the arrangements of the various light sources shown for a
- Lighting device a particularly advantageous, homogeneous light output can be provided by the lighting device.
- the arrangements shown are particularly preferably used for different luminaire geometries (for example, elongated luminaires, wall or ceiling spotlights, spotlight lighting, etc.).
- the respective light sources shown in Figure 6 are each supplied by a channel of a converter or in each case by a separate converter, so that the respective light sources are independently controllable.
- FIG. 7 shows a schematic view of another preferred embodiment
- Embodiment of a lighting device io vn wherein the light source is provided by a light source matrix in the form of a color conversion matrix ⁇ ⁇ 1 .
- the individual light sources are provided by the cells of the color conversion matrix ⁇ ⁇ 1 .
- the cells each comprise a phosphor which can be excited by means of a laser beam (preferably a blue laser beam) of a laser arrangement 26 VI1 for secondary light output .
- n ⁇ 1 can be green, yellow or red
- the lighting device ⁇ ⁇ 1 further comprises a micromirror arrangement 25 vn , with which the laser beam on the
- the laser beam is preferably a blue emitting laser, the stimulate the phosphors contained in the cells accordingly.
- the micromirror arrangement 25 vn is designed such that it has a frequency between 30 and 1000 Hz, preferably with a frequency between 50 and 200 Hz, a laser on different cells of the
- Color conversion matrix ii w can judge.
- Figure 8 shows a schematic view of another embodiment of a lighting device according to the invention io vin, wherein a plurality of laser assemblies 26 are disposed vni stationary in contrast to the embodiment shown in figure 7 embodiment, and are aligned in such a way that this particular on one or on cells of the color conversion matrix ⁇ ⁇ 11 are directed.
- a laser arrangement such as 26 vn can also be used with a micromirror arrangement 25 vn (see FIG. Alternatively, it is possible to assign a single laser to each cell of the color conversion matrix n 11 , so that a micromirror arrangement 25 vn could be completely dispensed with.
- Such a system can drive in parallel all cells of the color conversion matrix n ⁇ 11 .
- FIG. 9 shows a further preferred embodiment of a
- Lighting device io Ix .
- Color conversion matrix n IX arranged to be movable in this embodiment, in such a way that the cells of the color conversion matrix n IX can be moved into a fixed laser of a laser array 26 IX .
- the color conversion matrix io IX is preferably for this purpose by means of
- piezoelectric or electromagnetic actuators 30 IX formed movable.
- FIG. 10 shows a further embodiment of a preferred embodiment
- Lighting device io x the light source turn as
- Color conversion matrix n x is provided.
- this embodiment furthermore comprises a mixing chamber i6 x downstream from the light source
- FIG. 11 shows an exemplary interconnection of a region of a
- Figure 12 shows an exemplary interconnection of two light sources, each having inner LEDs for providing a center beam and outer LEDs for providing a light output surrounding the inner region.
- the respective inner regions 12 of the light sources are in each case of the respective outer regions 13 of the light sources by an adjustable resistor 60, which in each case in the
- Resistors 60 the load in the parallel strands can be shifted so that the respective strands are supplied with more or less power, so that the light intensity of the inner and outer regions 12, 13 can be controlled independently of each other or each.
- FIG. 12 is merely intended to show how individual regions of the light source or respective strands of the light source can be adjusted independently of one another by means of an adjustable resistor 60. In another
- each adjustable light source strand can be assigned an adjustable resistance, so that all light source strands can be set arbitrarily and differently to each other.
- the converter 50 is designed as a two-channel converter, which can control the respective light fields independently of one another.
- Light sources can be used according to multi-channel converter or multiple single-channel converter.
- Figure 13 shows an exemplary embodiment of an adjustable resistor in the form of an adjustable potentiometer with different resistances, which can be switched on as needed.
- an adjustable resistor in the form of an adjustable potentiometer with different resistances, which can be switched on as needed.
- controllable digital In addition to mechanically adjustable potentiometers, there is also the possibility of controllable digital
- Potentiometers (so-called electronic potentiometer) use, in the form of a transistor circuit or a microcontroller circuit can be executed.
- the digital potentiometers can be controlled via or through a converter.
- digital or electronic potentiometers are known which comprise individual resistors connected in series and electronic switches. Such an arrangement can be summarized as a digital control circuit to an integrated circuit.
- Trim potentiometer which retains a set value or can be a setting of the digital potentiometer via buttons, an incremental encoder or a microcontroller.
- the latter usually have a volatile and / or a non-volatile memory for the hit
- variable resistors are used, for example, DAC circuits or operational amplifier circuits. It is particularly preferred that the adjustable resistor or the resistor cascade is floating, and that over the respective resistors a certain power can flow. Depending on the LEDs used, LED strings are typically operated with a current between 10 and 2000 raA.
- a microcontroller circuit is used, the reed switch controls, so that thereby the potential-free resistor cascade can be set freely as needed.
- the size of the resistor cascade used i.e., the number of resistors and the respective resistance values
- the microcontroller circuit can also be integrated directly into an inserted LED module and provided with a corresponding control line.
- the control signal is transmitted via the supply voltage of the converter, preferably as a so-called signal over-power signal.
- the microcontroller circuit is integrated as a separate component between an LED module and a converter or directly in a converter.
- FIG. 14 shows by way of example a microcontroller circuit with a memory which can control one or more reed switches (RSi to RS3) and thereby set the, preferably potential-free, resistor cascade (Ri to R3) as required.
- Figure 15 shows an example of a microcontroller circuit, which in a
- FIG. 16 shows a schematic view of another
- Figure 17 shows an exemplary wiring arrangement for two light sources whose respective areas are provided by two adjustable resistors provided by a microcontroller circuit driving the respective resistor cascades.
- the converter is a four-channel converter, wherein in FIG. 16 an interconnection for a signal overpower control of the microcontroller circuit is shown by way of example.
- FIG. 18 shows an exemplary interconnection in which at least one
- Fixed resistor 0, ⁇ 4 ") in one of the LED strands is provided by the fixed resistor" R4 "shown is the possibility to provide a training in which the fixed resistor is just as large a consumer as the adjustable resistor in a middle resistance value position.
- the LED light sources are designed as equivalent consumers (which is preferred) flows in this case at medium resistance value of the adjustable resistor in all parallel strands of the same stream, so that all LEDs thus light up bright. This makes it possible to load the load through or through the adjustable resistor in one or the other
- the value of the fixed resistor "R4" is preferably one third of the highest resistance in the cascade, and the present invention is not the preceding one
- Embodiments in any way with and can be combined with each other.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE202015105853.5U DE202015105853U1 (de) | 2015-11-04 | 2015-11-04 | Leuchtvorrichtung |
PCT/EP2016/076345 WO2017076861A2 (de) | 2015-11-04 | 2016-11-02 | Leuchtvorrichtung |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3371511A2 true EP3371511A2 (de) | 2018-09-12 |
EP3371511B1 EP3371511B1 (de) | 2022-03-30 |
EP3371511B8 EP3371511B8 (de) | 2022-05-18 |
Family
ID=57588946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16815725.3A Active EP3371511B8 (de) | 2015-11-04 | 2016-11-02 | Leuchtvorrichtung |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3371511B8 (de) |
AT (1) | AT16507U1 (de) |
DE (1) | DE202015105853U1 (de) |
WO (1) | WO2017076861A2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202021101523U1 (de) * | 2021-03-24 | 2022-07-01 | Wiska Hoppmann Gmbh | Leuchteinheit zur Montage in einem Schiffsscheinwerfer |
Family Cites Families (27)
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JPS556687A (en) * | 1978-06-29 | 1980-01-18 | Handotai Kenkyu Shinkokai | Traffic use display |
DE3315785A1 (de) * | 1983-04-30 | 1984-11-08 | Robert Bosch Gmbh, 7000 Stuttgart | Kraftfahrzeugleuchte |
US6200002B1 (en) * | 1999-03-26 | 2001-03-13 | Philips Electronics North America Corp. | Luminaire having a reflector for mixing light from a multi-color array of leds |
US6547416B2 (en) * | 2000-12-21 | 2003-04-15 | Koninklijke Philips Electronics N.V. | Faceted multi-chip package to provide a beam of uniform white light from multiple monochrome LEDs |
DE10103422A1 (de) * | 2001-01-26 | 2002-08-01 | Erich Kaifler | Lichtquellen auf Halbleiterbasis für höhere Spannungen und höhere Leistungen, für Gleichstrom und für Wechselstrom |
JP4463024B2 (ja) * | 2004-06-21 | 2010-05-12 | シャープ株式会社 | 発光装置 |
DE102005012625B4 (de) * | 2005-03-18 | 2009-01-02 | Infineon Technologies Ag | Verfahren sowie Schaltungsanordnung zur Ansteuerung von Leuchtdioden |
DE102005022832A1 (de) * | 2005-05-11 | 2006-11-16 | Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg | Scheinwerfer für Film- und Videoaufnahmen |
JP4724618B2 (ja) * | 2005-11-11 | 2011-07-13 | 株式会社 日立ディスプレイズ | 照明装置及びそれを用いた液晶表示装置 |
JP2009530787A (ja) * | 2006-03-23 | 2009-08-27 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Oledを備えた照明器具 |
US20100188837A1 (en) * | 2007-07-25 | 2010-07-29 | Koninklijke Philips Electronics N.V. | Color conversion device and color controllable light-output device |
DE102007044566A1 (de) * | 2007-09-07 | 2009-03-12 | Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg | Beleuchtungssystem |
DE102008057347A1 (de) * | 2008-11-14 | 2010-05-20 | Osram Opto Semiconductors Gmbh | Optoelektronische Vorrichtung |
JP2010231938A (ja) * | 2009-03-26 | 2010-10-14 | Panasonic Electric Works Co Ltd | Led照明装置 |
US8410716B2 (en) * | 2009-12-17 | 2013-04-02 | Monolithic Power Systems, Inc. | Control of multi-string LED array |
EP2604910B1 (de) * | 2010-08-12 | 2016-09-14 | Japan Applied Optics Co., Ltd. | Beleuchtungsvorrichtung |
DE102010038252A1 (de) * | 2010-10-18 | 2012-04-19 | Koninklijke Philips Electronics N.V. | Fassung für eine Leuchte mit OLED-Leuchtmittel |
JP5718461B2 (ja) * | 2011-05-27 | 2015-05-13 | シャープ株式会社 | 発光装置、照明装置および発光装置の製造方法 |
DE202011050596U1 (de) * | 2011-06-30 | 2012-08-01 | Frank Keller | LED-Beleuchtungsmodul |
US9153732B2 (en) * | 2012-02-23 | 2015-10-06 | Nthdegree Technologies Worldwide Inc. | Active LED module |
DE102012203442B4 (de) * | 2012-03-05 | 2021-08-05 | Coretronic Corporation | Beleuchtungsvorrichtung mit einer pumplaserreihe und verfahren zum betreiben dieser beleuchtungsvorrichtung |
JP6265920B2 (ja) * | 2012-03-09 | 2018-01-24 | フィリップス ライティング ホールディング ビー ヴィ | 色調整可能な発光装置 |
WO2013164276A1 (de) * | 2012-05-03 | 2013-11-07 | Osram Gmbh | Fahrzeug-leuchtvorrichtung |
DK2992733T3 (en) * | 2013-05-03 | 2019-03-25 | Signify Holding Bv | LED LIGHTING CIRCUIT |
DE102013226639A1 (de) * | 2013-12-19 | 2015-06-25 | Osram Gmbh | Erzeugen eines Lichtabstrahlmusters in einem Fernfeld |
JP6358457B2 (ja) * | 2014-01-20 | 2018-07-18 | パナソニックIpマネジメント株式会社 | 発光装置、照明用光源及び照明装置 |
JP6248743B2 (ja) * | 2014-03-27 | 2017-12-20 | ウシオ電機株式会社 | 蛍光光源装置 |
-
2015
- 2015-11-04 DE DE202015105853.5U patent/DE202015105853U1/de active Active
- 2015-12-22 AT AT3872015U patent/AT16507U1/de not_active IP Right Cessation
-
2016
- 2016-11-02 WO PCT/EP2016/076345 patent/WO2017076861A2/de active Application Filing
- 2016-11-02 EP EP16815725.3A patent/EP3371511B8/de active Active
Also Published As
Publication number | Publication date |
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EP3371511B1 (de) | 2022-03-30 |
EP3371511B8 (de) | 2022-05-18 |
WO2017076861A3 (de) | 2017-06-29 |
AT16507U1 (de) | 2019-11-15 |
DE202015105853U1 (de) | 2017-02-08 |
WO2017076861A2 (de) | 2017-05-11 |
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