EP4057265A1 - Agencement de luminaire, ainsi que procédé de fonctionnement et procédé de fabrication associés - Google Patents

Agencement de luminaire, ainsi que procédé de fonctionnement et procédé de fabrication associés Download PDF

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Publication number
EP4057265A1
EP4057265A1 EP22160804.5A EP22160804A EP4057265A1 EP 4057265 A1 EP4057265 A1 EP 4057265A1 EP 22160804 A EP22160804 A EP 22160804A EP 4057265 A1 EP4057265 A1 EP 4057265A1
Authority
EP
European Patent Office
Prior art keywords
lighting system
light sources
color
lighting
hue
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.)
Pending
Application number
EP22160804.5A
Other languages
German (de)
English (en)
Inventor
Lutz NEHRHOFF VON HOLDERBERG
Stephan Wittekind
Florian Kall
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lightntec GmbH
Original Assignee
Lightntec GmbH
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 Lightntec GmbH filed Critical Lightntec GmbH
Publication of EP4057265A1 publication Critical patent/EP4057265A1/fr
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
    • G09F27/005—Signs associated with a sensor
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/20—Advertising or display means not otherwise provided for using special optical effects with colour-mixing effects
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/22—Advertising or display means on roads, walls or similar surfaces, e.g. illuminated
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • G09F2013/222—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent with LEDs
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
    • G09F2027/001—Comprising a presence or proximity detector

Definitions

  • the invention relates to an arrangement with a visual element which is colored in a first visual element color in a first visual element surface area.
  • Such visual elements are used, for example, to identify retail outlets such as gas stations or company buildings.
  • the first visual element color corresponds to a company color.
  • the visual element can be used to represent a so-called corporate identity.
  • Such visual elements can be unlit or illuminated with headlights or backlit with integrated lamps.
  • a lighting system which is used to display animations, in particular for advertising purposes.
  • the lighting system has a multitude of light sources, a basic structure and a color layer.
  • the light sources are attached to the basic structure.
  • the colored layer is arranged on the basic structure and has a recess for each of the light sources.
  • the lighting system conveys a color impression determined by the color layer. By switching on at least some of the light sources, the lighting system can be illuminated or light representations, in particular animations, can be reproduced.
  • the consistent external presentation with a specific color scheme is of great importance for many companies. On the one hand, this can serve to draw customers' attention to the respective company, in particular its sales outlets. On the other hand, the color scheme can be used to differentiate from the competition and to make the respective products or services or sales outlets distinguishable.
  • a lighting arrangement is provided.
  • the lighting arrangement can be operated with an operating method according to the invention described below.
  • the lighting arrangement has a viewing element.
  • the visible element can be, for example, a facade band, a pylon, a parapet facing or a part thereof.
  • the lighting arrangement can have a lamp device for backlighting or illuminating the visual element.
  • the visual element is colored in a first visual element hue in a first visual element surface area.
  • the visible element has the first visible element color at least in regions.
  • the first visual element color can correspond to a company color.
  • the visual element can thus enable a passer-by or (potential) customer to assign a shop or a company building to a specific company, for example.
  • the visual element is typically opaque throughout or translucent throughout.
  • the first viewing element area has generally the same optical transmission properties throughout.
  • the lighting arrangement also has a lighting system with a large number of light sources.
  • the light sources are preferably light-emitting diodes, in particular RGB LEDs or RGBW LEDs or RGBWW LEDs.
  • the light sources are held on a basic structure.
  • the light sources can be punctiform, with an extension of the light sources in each case at most 5 mm, preferably at most 3 mm.
  • the lighting system also has a color layer.
  • the color layer is arranged on the basic structure.
  • the colored layer has a recess for each of the light sources.
  • the recesses are basically transparent and colorless.
  • a surface proportion of the cutouts is at most 30%, preferably at most 20%, particularly preferably at most 10%.
  • a light source is typically assigned exactly one gap.
  • the light sources can be arranged in the recesses or (when looking at the colored layer) behind the recesses.
  • the color layer surrounds the light sources.
  • the lighting system can be an in DE 20 2020 103 772 U1 be described lighting system. For further features and advantages of the lighting system, refer to the description of the lighting system in DE 20 2020 103 772 U1 referenced.
  • the lighting system can be obtained by a production method according to the invention described below.
  • the lighting system and the viewing element are basically arranged adjacent to one another.
  • the lighting system and the visual element are arranged in such a way that they can be perceived together when viewed along a visual axis.
  • a distance between the lighting system and the viewing element can be at most 100 m, in particular at most 50 m.
  • the distance between the lighting system and the viewing element is typically at most 5 m, preferably at most 2 m, particularly preferably at most 1 m, very particularly preferably at most 0.5 m.
  • the viewing element and the lighting system can directly adjoin one another.
  • the colored layer of the lighting system is colored in a first lighting system hue in a first lighting system surface area.
  • the color layer has the first lighting system hue at least in regions.
  • the first lighting system color and the first visible element color have a different color value.
  • a color difference Delta E of the first lighting system hue and the first visible element hue is at least 3.0, preferably at least 4.0, particularly preferably at least 5.0.
  • the first visual element hue and the first lighting system hue evoke a different perception of color.
  • the first lighting system hue and the first visual element hue typically differ by at least one hue in a color system, such as a Pantone fan or a RAL color chart.
  • the first visual element area and the first lighting system area with the recesses provided in the first lighting system area and the associated light sources evoke the same color perception when viewed from a distance.
  • a color distance Delta E of the first viewing element surface area and the first lighting system surface area is at most 2.5, preferably at most 2.0, particularly preferably at most 1.0, very particularly preferably at most 0.5.
  • the first visual element area and the first light-emitting system area are typically mapped to the same hue, which corresponds to the first visual element hue, in a color system, such as a Pantone fan or a RAL color table.
  • the first lighting system hue and the first sighting element hue differ from each other in such a way that the first lighting system surface area (with the recesses for the light sources and the associated light sources) and the first sighting element surface area correspond to one another when viewed from a distance create color effects.
  • the same hue, in particular the same color is perceived for the first lighting system surface area and the first viewing element surface area, although and because the first lighting system hue and the first viewing element hue differ from one another.
  • a distance from the lighting arrangement required to achieve the same color impression can be a few meters, for example at least 3 m, at least 10 m, or at least 30 m, particularly depending on the size of the lighting system.
  • the first lighting system surface area causes the same color impression in the long-distance effect as the first visible element surface area, this can Lighting system can be optically seamlessly integrated into an arrangement with the visual element. When the light sources are switched off, it is not noticeable that the lighting system is designed differently from the visual element. The lighting arrangement can therefore correspond overall to the corporate identity of a company.
  • the light sources make it possible to create light effects.
  • the lighting system reproduces these lighting effects in the vicinity of the visual element.
  • the switched on light sources outshine the color layer of the lighting system.
  • a light pattern reproduced by the light sources can therefore be perceived, preferably predominantly.
  • the light pattern can be static.
  • the light pattern can be dynamic, i. H. an animation, be.
  • the luminous pattern can be a brightness profile, for example, as it occurs when the visual element is illuminated.
  • the glow pattern may include text.
  • the luminous pattern can stand out optically from the visual element.
  • the light sources are switched off - unlike in conventional screens - it is concealed that the lighting system is set up to emit light signals.
  • the Delta E color distances are preferably determined in the DIN99 color space (according to DIN 6176:2001-03).
  • the color distances relate in particular to a switched-off state of the light sources of the lighting system and, if applicable, the lamp device of the visual element.
  • the color difference between the first viewing element area and the first lighting system area can relate to a state in which the light sources of the lighting system emit white light.
  • the first visible element surface area and/or the first lighting system surface area typically comprise at least 35%, preferably at least 50%, particularly preferably at least 70% of a visible surface of the visible element or the color layer.
  • the first visible element surface area and/or the first lighting system surface area can comprise the entire visible surface of the visible element or the entire color layer.
  • the first Visible element surface area and/or the first lighting system surface area can be formed with separate sub-areas or, preferably, contiguously.
  • a surface area of the first viewing element surface area and/or the first lighting system surface area is typically at least 0.2 square meters, preferably at least 0.5 square meters, particularly preferably at least 1 square meter, very particularly preferably at least 2 square meters.
  • the visual element can be colored in a second visual element hue in a second visual element surface area.
  • the second visible element color can correspond to another company color.
  • the second viewing element area generally has the same optical transmission properties throughout.
  • the color layer can be colored in a second lighting system color in a second lighting system surface area.
  • the second lighting system surface area can represent a logo and/or lettering.
  • the second hue allows for a more refined visual presentation of the lighting assembly.
  • the second lighting system color and the second visible element color have a different color value.
  • a color difference Delta E of the second lighting system hue and the second visual element hue is at least 3.0, preferably at least 4.0, particularly preferably at least 5.0. Viewed from close up, the second visual element hue and the second lighting system hue therefore evoke a different color perception.
  • a color difference Delta E of the second viewing element surface area and the second lighting system surface area is at most 2.5, preferably at most 2.0, particularly preferably at most 1.0, very particularly preferably at most 0.5.
  • the second light-emitting system hue and the second visor hue differ from one another in such a way that the second lighting-system surface area (with the recesses for the light sources and the associated light sources) and the second visor surface area correspond to one another when viewed from a distance create color effects.
  • the same hue, in particular the same color, is perceived for the second lighting system surface area and the second viewing element surface area, although and because the second lighting system hue and the second viewing element hue differ from one another.
  • the second visible element surface area and/or the second lighting system surface area typically comprise at least 15%, preferably at least 30%, of a visible surface of the visible element or the color layer.
  • the second visual element surface area and/or the second lighting system surface area can be formed with separate sub-areas or in a continuous manner.
  • a surface area of the second viewing element surface area and/or the second lighting system surface area is typically at least 0.1 square meter, preferably at least 0.25 square meter, particularly preferably at least 0.5 square meter, very particularly preferably at least 1 square meter.
  • further surface areas can be designed and colored on the viewing element and lighting system.
  • the first lighting system hue is darker than the first viewing element hue.
  • the second and possibly a further lighting system color tone can also be darker than the second or a further visible element color tone.
  • the light sources especially when they are in the form of light-emitting diodes, generally appear bright, in particular white or light gray, even when they are switched off. The color impression of the color layer of the lighting system is therefore brightened by the light sources at the gaps in the long-distance effect.
  • the lighting system preferably has a control device which is set up to individually control all light sources of the lighting system independently of one another.
  • the control device makes it possible to control the light sources for rendering animations.
  • animated representations can be reproduced during operation of the lighting arrangement by appropriately controlling the light sources.
  • Animations are understood here to mean, in particular, color or light patterns that change over time and are preferably coherent.
  • activating the light sources is understood here to mean in particular switching on and off, changing the brightness and/or changing the light color of the light sources.
  • the light sources can be arranged in a regular grid (by area or overall).
  • the light sources can be arranged in mutually orthogonal rows and columns.
  • a distance between the light sources of the lighting system can be at least 2 mm, preferably at least 4 mm.
  • the distance between the light sources can be at most 100 mm, preferably at most 40 mm.
  • the distance can be the same everywhere on the lighting system.
  • the second distance is preferably smaller than the first distance.
  • An optical resolution of the lighting system is then greater in the second lighting system surface area than in the first lighting system surface area.
  • the second lighting system surface area can be used in particular to emphasize a logo and/or lettering.
  • the lighting arrangement preferably has a sensor device which is set up to determine whether people are in the vicinity of the lighting system.
  • the sensor device can be set up to determine whether the people are moving in the area or stay in stationary positions.
  • the light sources of the lighting system can be controlled depending on the information recorded by the sensor device.
  • the sensor device makes it possible to switch on the light sources only when the light effects produced can also be perceived by potential viewers. Unnecessary energy consumption can be avoided in this way.
  • the light sources can be switched off when there are no people in the area. Accordingly, the light sources can be switched on when people are in the vicinity.
  • animations can be reproduced by means of the light sources when the people are not moving. A distraction of persons who, for example, participate in road traffic in the vicinity of the lighting arrangement, can be avoided in this way.
  • the sensor device can detect a traffic light switch.
  • the first lighting system hue and optionally the second and further lighting system hues are preferably each a hue, a white hue or a gray hue.
  • the lighting system (even when the light sources are switched off) is not black. This is advantageous for an aesthetically pleasing integration of the lighting system into the lighting arrangement with the viewing element and its surroundings.
  • the first visible element color and optionally the second and further visible element color tones are also preferably a hue, a white tone or a gray tone.
  • a first operating mode the light sources are switched off.
  • the perception of the lighting system depends on the color layer and the light sources located at the recesses (but not luminous).
  • the lighting system fits into the appearance of the visual element.
  • some or all of the light sources emit light constantly.
  • the lighting system is statically lit.
  • Some of the light sources can be switched off permanently in the second operating mode.
  • the lighting system can blend into the appearance of the illuminated or backlit visual element.
  • the lighting system in the second operating mode can stand out from the (not lit or only weakly lit) visual element due to the lighting effect of the light sources.
  • the light sources render animations. Some of the light sources can be switched off temporarily or permanently in the third operating mode.
  • the animations enable a location equipped with the lighting arrangement to be particularly emphasized. In particular, the animations can be used to refer to current offers.
  • the lighting arrangement can be operated in the first or the second or third operating mode depending on the time of day and/or brightness in an area surrounding the lighting arrangement.
  • the first operating mode is preferably activated during the day.
  • the first mode of operation can be activated when the brightness in an environment exceeds a predefined threshold.
  • the second and the third operating mode are preferably activated at night.
  • the second and third operating modes can be activated when the brightness in the environment falls below the limit value.
  • a light level of high brightness and a light level of low brightness are preferably set up for the second and/or third operating mode.
  • the high brightness lighting stage is only activated when people are in the vicinity of the lighting arrangement. Especially the high brightness level can only be activated when people remain in constant positions in the area. Otherwise, the low brightness level will be activated.
  • This variant of the operating method enables an adaptive and energy-saving operation of the lighting arrangement.
  • the high brightness level in which the light sources consume more energy, is only activated if the lighting effects produced can be expected to be perceived.
  • the lighting arrangement can have a sensor device in order to detect the persons and possibly their movements.
  • the brightness of the emitted light can change over time.
  • the low brightness level when playing the otherwise identical animations, less light is emitted on average over time than in the high brightness lighting mode.
  • the scope of the present invention includes a method for producing a lighting system with a multiplicity of light sources, preferably light-emitting diodes, which are held on a basic structure, and with a colored layer which is arranged on the basic structure and which has a recess for each of the light sources .
  • the lighting system is preferably used in a lighting arrangement according to the invention as described above. The procedure includes the steps described below.
  • a reference color is specified.
  • the reference color can be a company color.
  • the reference hue can be used as the first visual element hue in a lighting arrangement according to the invention.
  • a first lighting system hue is specified for a first lighting system surface area of the color layer.
  • the setting is done such that the first lighting system hue and the reference hue have different color valences.
  • the first lighting system hue and the reference hue have a color difference Delta E of at least 3.0, preferably at least 4.0, particularly preferably at least 5.0.
  • the first lighting system hue and the reference hue typically differ by at least one hue in a color system, such as a Pantone fan or a RAL color table.
  • the deviation of the first lighting system hue from the reference hue is chosen such that the reference hue and the first lighting system area with the recesses provided in the first lighting system area and the associated light sources produce the same color perception when viewed from a distance.
  • the first lighting system color is defined in such a way that the reference color and the first lighting system surface area with the gaps provided in the first lighting system surface area and the associated light sources have a color difference Delta E of at most 2.5, preferably at most 2.0. particularly preferably at most 1.0, very particularly preferably at most 0.5.
  • the first visual element area viewed from a distance and the reference hue are typically assigned the same hue, which corresponds to the reference hue, in a color system such as a Pantone fan or a RAL color table.
  • the color layer in the first lighting system surface area is colored with the first lighting system hue. This ensures that the first lighting system surface area produces the same color impression in the long-distance effect as the reference color tone. This allows the lighting system to be used at a location where the reference hue appears.
  • the lighting system is optically integrated into this location; by switching on the light sources, the appearance of the location can be enriched by the lighting effects of the lighting system.
  • a second reference color can be specified in order to define a second lighting system color similar to step B).
  • the color layer can then be colored analogously to step C) in a second lighting system surface area with the second lighting system hue.
  • the color layer can be applied directly to the base structure.
  • the colored layer can be painted or printed onto the basic structure.
  • step C the basic structure and the light sources can first be painted as a whole with a paint and then the paint can be sanded off the light sources.
  • the basic structure is thus given the color of the paint around the light sources, while the light sources remain free. This procedure simplifies the application of the paint.
  • step C the light sources can first be covered with a matrix, then the basic structure can be painted, and finally the matrix can be removed. This ensures that the paint is not applied to the light sources and does not have to be removed from them.
  • the color layer can be printed onto the base structure. Printing can be done digitally. This procedure is particularly suitable if the color layer is to contain a plurality of lighting system surface areas with different lighting system color tones, and in particular if at least one of the lighting system surface areas comprises a number of non-contiguous sub-areas.
  • the basic structure and the light sources can then be coated with a colorless protective lacquer.
  • a colorless protective lacquer As a result, protection of the light sources against dust and/or water can be softened, for example according to protection class IP44 or IP67.
  • the color layer can be attached to the base structure by means of a carrier structure that is separate from the base structure.
  • the carrier structure can be spaced apart from the base structure or the base structure can be attached to the base structure, preferably in a planar manner, in contact with it. This enables the use of a basic structure which cannot or cannot easily be colored.
  • the entire support structure can form the color layer.
  • one or more colored foils can be provided, preferably in a stack of several foils, in particular differently colored foils, then the recesses for the light sources can be introduced into the foil stack, and finally the foil stack with the recesses can be attached to the basic structure.
  • the cutouts can be made in the film stack by plotting or lasering.
  • the colored layer can be applied to the carrier structure, in particular painted or printed.
  • a perforated metal sheet can first be painted and the painted perforated metal sheet can then be attached to the base structure.
  • the perforated plate can also increase the stability of the lighting system.
  • the perforated plate can be made of aluminum.
  • the perforated plate can have a thickness of one millimeter, for example.
  • FIG 1 shows a schematic diagram of a lighting system 10 for a lighting arrangement according to the invention.
  • the lighting system 10 is used to display static and dynamic lighting effects.
  • the lighting system 10 has a multiplicity of light sources 12 .
  • the light sources 12 can be in the form of light-emitting diodes. Here the light sources 12 are configured as RGB LEDs, for example.
  • the light sources 12 are held on a base structure 14 .
  • the basic structure 14 can be a plastic film.
  • the light sources 12 can be glued to the base structure 14 .
  • the light sources 12 can be embedded in the basic structure 14 . Lines, not shown in detail, for supplying the light sources 12 with electrical energy can be arranged on the basic structure 14 , in particular embedded in the basic structure 14 .
  • the lighting system 10 also has a color layer 16 .
  • the color layer 16 here has a first lighting system hue overall.
  • the first lighting system hue is a hue here, for example blue.
  • the first lighting system hue could be a white hue or a gray hue.
  • the colored layer 16 is applied to a carrier structure 18 .
  • the color layer 16 is printed onto the carrier structure 18 here.
  • the support structure 18 can be a transparent plastic film.
  • the carrier structure 18 with the color layer 16 can be arranged on the base structure 14 with the light sources 12 in such a way that a distance is established between the color layer 16 and the light sources 12 .
  • the support structure 18 and the base structure 14 are glued together via spacer elements 20 .
  • the colored layer 16 has a recess 22 for each of the light sources 12 .
  • the recesses 22 are formed here as interruptions in the colored printing on the carrier structure 18 .
  • An extent of the recesses 22 can essentially be as large as the extent of the light sources 12. Typically, the recesses 22 are at least as large as the light sources 12, but at most twice as large as the light sources 12.
  • support structure 18 bears against the base structure 14 and the light sources 12 (not shown in more detail).
  • the recesses 22 of the colored layer 16 are arranged above the light sources.
  • the Carrier structure 18 could be glued directly to base structure 14 .
  • the lighting system 10 can also have a holding structure 24 .
  • the holding structure 24 can be designed as a plastic plate.
  • the base structure 14 can be held on the holding structure 24 in a non-detachable manner.
  • the lighting system 10 can have a transparent cover structure 26 .
  • the cover structure 26 is designed here as a clear pane, for example made of acrylic glass.
  • the cover structure 26 may be attached to the support structure 24 via fasteners 28 .
  • FIG 2 shows a schematic diagram of a further lighting system 30 for a lighting arrangement according to the invention.
  • the lighting system 30 from figure 2 serves as the lighting system 10 of figure 1 for displaying static and dynamic light effects.
  • the lighting systems 10 and 30 are constructed similarly. The differences are primarily described below. For the rest, reference is made to the above description.
  • the lighting system 30 has a multiplicity of light sources 12 .
  • the light sources 12 can be in the form of light-emitting diodes. Here the light sources 12 are embodied as differently colored LEDs, for example.
  • the light sources 12 are held on a base structure 14 .
  • a cover structure 26 can be fastened to the base structure 14 via fastening elements 28 .
  • the lighting system 10 also has a color layer 16 .
  • the color layer 16 is applied here directly to the base structure 14, for example printed on.
  • the colored layer 16 has a recess 22 for each of the light sources 12 .
  • the recesses 22 are formed here as recesses 32 which completely penetrate the support structure 18 in the thickness direction.
  • the light sources 12 are each arranged in one of the recesses 32 .
  • the colored layer 16 extends right up to the light sources 12 here.
  • the color layer 16 is divided here, for example, into a first lighting system surface area 34 and a second lighting system surface area 36 .
  • the color layer 16 is colored in a first lighting system hue.
  • the colored layer 16 is colored in a second lighting system hue.
  • the first and second lighting system colors differ from each other. this is in figure 2 indicated by the different hatchings of the color layer 16.
  • the first and the second lighting system hue are each hues, for example red and yellow.
  • the light sources 12 can be embedded in the basic structure 14 .
  • the light sources 12 can end flush with the base structure 14 on the upper side.
  • FIG 3 shows a basic sketch of a lighting arrangement 40 according to the invention .
  • the lighting arrangement 40 has a viewing element 42 and a lighting system 30 .
  • the lighting system 30 can, for example, as above in connection with figure 2 described be trained. Alternatively, this could also be related to figure 1 described lighting system 10 be part of the lighting arrangement 40 (not shown in detail).
  • the lighting system 30 is directly adjacent to the viewing element 42 here.
  • the visible element 42 can be part of a façade band.
  • the visual element 42 is divided here into a first visual element surface area 44 and a second visual element surface area 46 .
  • the first visual element surface area 44 the visual element 42 is colored in a first visual element hue.
  • the second visible element surface area 46 the visible element 42 has a second visible element color.
  • the two visible element colors differ from each other.
  • the first visual element hue can be a yellow hue, for example.
  • the second visual element hue can be a red hue, for example.
  • the lighting system 30 is divided into a first lighting system surface area 34 and a second lighting system surface area 36 corresponding to the visual element 42 .
  • the first surface areas 34, 44 and the second surface areas 36, 46 are separated from one another here by a common dividing line 52 of the lighting arrangement 40, for example.
  • the lighting system 30 extends in the vertical direction upwards and downwards beyond the viewing element 42 .
  • the viewing element 42 and the lighting system 30 could terminate flush with one another in the vertical direction.
  • the lighting system 30 and the viewing element 42 could be arranged at a distance from one another and/or offset vertically from one another (likewise not shown in any more detail).
  • the light sources 12 of the lighting system 30 are arranged in a regular grid of mutually orthogonal rows and columns. The same or different distances between the light sources 12 can be provided in each of these two directions. In the present case, the same distances are set up in the vertical and horizontal directions.
  • the light sources 12 each have a first spacing 54 in the first lighting system surface area 34 .
  • the light sources 12 In the second lighting system surface area 36, the light sources 12 each have a second spacing 56 .
  • the second distance 56 is smaller here than the first distance 54.
  • the first distance 54 can be 20 mm, for example.
  • the second distance 56 can be 16 mm, for example.
  • the distances 54, 56 can be measured between centers of the light sources 12.
  • the light sources 12 of the lighting system 30 are surrounded by a color layer 16 .
  • the light sources 12 are each arranged in recesses 22 in the colored layer 16 .
  • the color layer 16 In the first lighting system surface area 34, the color layer 16 has a first lighting system hue.
  • the color layer 16 In the second lighting system surface area 36, the color layer 16 has a second lighting system hue.
  • the two lighting system colors differ from each other.
  • the first lighting system hue can be a yellow hue, for example.
  • the second lighting system hue can be a red hue, for example.
  • the first and second lighting system hues differ from the first and second viewing element hues, respectively.
  • a color difference Delta E between the first lighting system hue and the first visual element hue and also between the second lighting system hue and the second visual element hue can each be greater than 4.
  • the first lighting system hue and the first visual element hue or the second lighting system hue and the second visual element hue can each differ by at least two hues.
  • the two lighting system colors are each darker than the corresponding visible element colors.
  • the yellow of the first lighting system surface area 34 is therefore a darker yellow than the yellow of the first viewing element surface area 44;
  • the red of the second lighting system surface area 36 is a darker red than the red of the second viewing element surface area 46.
  • a body color of the light sources 12 embodied as light-emitting diodes is a shade of white in the present case. From a distance, the color layer 16 therefore appears brighter.
  • the difference between the lighting system color tones and the visual element color tones is selected such that when viewed from a distance, for example from a distance of at least 10 m, the surface areas 34 and 44 or 36 and 46 assigned to one another convey the same color impression. In other words, when the light sources 12 are switched off, from a distance the colors of the two lighting system surface areas 34, 36 cannot be distinguished from the colors of the corresponding viewing element surface area 44, 46 in each case.
  • a color distance Delta E between the first visual element hue and the mixed color obtained from the first lighting system hue and the light sources 12 arranged in the first lighting system surface area 34 can be less than 1.5.
  • a control device 58 of the lighting arrangement 40 is also shown.
  • the control device 58 is used for the synchronized activation of all light sources 12 of the lighting system 30.
  • the control device 58 can be designed to switch the light sources 12 individually on or off independently of one another at short time intervals, for example with a repetition rate of at least 30 Hz, in particular 60 Hz. switch off or preferably to dim and, if necessary, to select the light color emitted by the light sources 12 in each case.
  • the lighting system 30 can reproduce animations by activating all light sources 12 in chronological succession and in each case synchronously.
  • the controller 58 allows some or all of the light sources 12 to be turned on for static lighting.
  • the control device 58 can be connected to the lighting system 30 via one or more control lines 60 .
  • a connecting cable 62 can be provided on the control device 58 for the energy supply of the lighting system 30 .
  • the lighting arrangement 40 also has a sensor device 64 here.
  • the sensor device 64 can be integrated into the control device 58 or connected to it.
  • the sensor device 64 makes it possible to detect whether people are in the vicinity of the lighting arrangement 40, for example in less than 100 m distance from the lighting arrangement 40. In particular, the sensor device 64 can detect whether the people are moving or whether they remain in one position for a predetermined period of time, for example a few seconds.
  • the sensor device 64 also makes it possible to measure a brightness in the area surrounding the lighting arrangement 40 .
  • the sensor device 64 can have a brightness meter that is not shown in detail.
  • the brightness meter is preferably arranged in such a way that it does not detect the light emitted by the light sources 12 and possibly a lamp device of the viewing element 42 .
  • the operating method includes three operating modes 102, 104, 106.
  • the control device 58 can be used to switch between the operating modes 102, 104, 106.
  • In the first operating mode 102 all light sources 12 of the lighting system 30 are switched off.
  • In the second operating mode 104 some or all of the light sources 12 are switched on to emit a light that does not change in terms of color and brightness (for the operating time of the second operating mode 104).
  • the third operating mode 106 at least some of the light sources 12, preferably all light sources 12, change their light color and/or brightness, so that the light sources 12 reproduce an animation.
  • the first operating mode 102 is activated when the brightness detected by the sensor device 64 exceeds a limit value. If the brightness detected by the sensor device 64 falls below the limit value, a switch is made to the second or third operating mode 104, 106.
  • the second operating mode 104 can be active as long as the sensor device 64 detects that there are no people in the vicinity of the lighting arrangement 40 .
  • the third operating mode 106 can be active when the sensor sight 64 detects that there are people in the vicinity of the lighting arrangement 40 . Alternatively, for example in predetermined Time intervals between the second and the third operating mode 104, 106 are switched.
  • Two lighting stages 108, 110 can be set up for the second and the third operating mode 104, 106.
  • the light sources 12 shine with a lower brightness.
  • the light sources 12 shine with greater brightness.
  • the second and the third operating mode 104, 106 can be set up in such a way that the second lighting level 110 of greater brightness is only activated if the sensor device 64 detects that there are people in the vicinity of the lighting arrangement 40.
  • the second lighting stage 110 with the greater brightness is only activated when the people remain stationary in the vicinity of the lighting arrangement 40 .
  • the first lighting level 108 can be activated with lower brightness.
  • figure 5 shows a flow chart of a manufacturing method with which the lighting system 30 for the lighting arrangement 40 of FIG figure 3 can be obtained.
  • a reference hue or multiple reference hues are specified.
  • the reference color tones correspond to visible element color tones in visible element surface areas 44, 46 of a visible element 42, with which the lighting system 30 is intended to form the lighting arrangement 40 together.
  • a lighting system hue is defined for each of the reference hues.
  • the determination is made in such a way that the lighting system colors differ from the respectively assigned reference color, but that the lighting system surface areas 34, 36 - after they have received a color layer in the respective lighting system color in a step 206 - together with the respective associated light sources 12 cause the same color effect in the long-distance effect as the corresponding reference shades.
  • a color difference Delta E between the reference color tones and the assigned lighting system color tones can be more than 4 in each case.
  • a color difference Delta E between the reference color tones and the assigned lighting system surface areas 34, 36 (with the respective portions of the color layer 16 and light sources 12) can be less than 1.5 in each case.
  • the invention relates to a lighting arrangement with a viewing element and a lighting system.
  • the visible element is kept in a first visible element color, at least in certain areas.
  • the lighting system has a large number of light sources, in particular light-emitting diodes.
  • the light sources can emit light through gaps in an ink layer.
  • the colored layer can surround the light sources or be arranged at a distance in front of the light sources.
  • the color layer is kept in a first lighting system color, at least in certain areas. When viewed up close, the first visual element hue and the first lighting system hue differ. When viewed from a distance, a lighter color is perceived even when the light sources are off, due to the light sources for the lighting system shining through the recesses.
  • the recesses and the light sources are basically so small that they cannot be seen individually from a distance. Instead, a mixed color is perceived for the lighting system, which corresponds to the first visual element hue.
  • the lighting system can thus be attached to the visible element in terms of color without any difference.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
EP22160804.5A 2021-03-11 2022-03-08 Agencement de luminaire, ainsi que procédé de fonctionnement et procédé de fabrication associés Pending EP4057265A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102021202402.5A DE102021202402A1 (de) 2021-03-11 2021-03-11 Leuchtanordnung sowie Betriebsverfahren und Herstellverfahren hierfür

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015011563A2 (fr) * 2013-06-13 2015-01-29 Wm Gmbh Co. Kg. Système et procédé permettant de fabriquer et d'installer rétroactivement des panneaux chiffrés indicateurs de prix
KR101503048B1 (ko) * 2014-07-17 2015-03-18 (주) 목산산업 주유시설 조명용 발광모듈 및 이를 이용한 유가표시장치
KR20190108226A (ko) * 2018-03-13 2019-09-24 장명호 디스플레이 제어 장치 및 이를 구비하는 디스플레이 장치
DE202020103772U1 (de) 2020-06-30 2020-07-08 Lightntec Gmbh Leuchtsystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009014028U1 (de) 2009-10-08 2011-02-24 Müller, Gudrun Beleuchtungseinrichtung
DE202012103365U1 (de) 2012-09-04 2013-12-05 Zumtobel Lighting Gmbh Leuchte
DE102017213987B4 (de) 2017-08-10 2019-10-24 Audi Ag Verfahren zum Betreiben einer Beleuchtungseinrichtung in einem Kraftfahrzeug; sowie Kraftfahrzeug

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015011563A2 (fr) * 2013-06-13 2015-01-29 Wm Gmbh Co. Kg. Système et procédé permettant de fabriquer et d'installer rétroactivement des panneaux chiffrés indicateurs de prix
KR101503048B1 (ko) * 2014-07-17 2015-03-18 (주) 목산산업 주유시설 조명용 발광모듈 및 이를 이용한 유가표시장치
KR20190108226A (ko) * 2018-03-13 2019-09-24 장명호 디스플레이 제어 장치 및 이를 구비하는 디스플레이 장치
DE202020103772U1 (de) 2020-06-30 2020-07-08 Lightntec Gmbh Leuchtsystem

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