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WO2024008554A1 - Procédé de commande de dispositifs d'éclairage dans un système d'éclairage - Google Patents

Procédé de commande de dispositifs d'éclairage dans un système d'éclairage Download PDF

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Publication number
WO2024008554A1
WO2024008554A1 PCT/EP2023/067888 EP2023067888W WO2024008554A1 WO 2024008554 A1 WO2024008554 A1 WO 2024008554A1 EP 2023067888 W EP2023067888 W EP 2023067888W WO 2024008554 A1 WO2024008554 A1 WO 2024008554A1
Authority
WO
WIPO (PCT)
Prior art keywords
lighting devices
space
color gradient
color
lighting
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.)
Ceased
Application number
PCT/EP2023/067888
Other languages
English (en)
Inventor
Bartel Marinus Van De Sluis
Dzmitry Viktorovich Aliakseyeu
Tobias BORRA
Dragan Sekulovski
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.)
Signify Holding BV
Original Assignee
Signify Holding BV
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 Signify Holding BV filed Critical Signify Holding BV
Publication of WO2024008554A1 publication Critical patent/WO2024008554A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/155—Coordinated control of two or more light sources
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
    • G06F3/04847—Interaction techniques to control parameter settings, e.g. interaction with sliders or dials
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/196—Controlling the light source by remote control characterised by user interface arrangements
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/198—Grouping of control procedures or address assignation to light sources
    • H05B47/1985—Creation of lighting zones or scenes
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/19—Controlling the light source by remote control via wireless transmission

Definitions

  • the invention relates to a method for controlling lighting devices in a lighting system, the lighting system comprising a user interface, a controller and one or more lighting devices configured to, in operation, emit light.
  • the invention further relates to a lighting system comprising a user interface, a controller and one or more lighting devices configured to, in operation, emit light.
  • color gradient is a term of the art and is to be interpreted in accordance with its commonly understood meaning.
  • a color gradient or color progression or color ramp refers generally to a range of colors extending across a corresponding range of consecutive positions within a space and having colors which progress or transition from at least a first color to at least a second color.
  • Pixelated lighting devices enable a huge number of light content patterns. However, users also appreciate smooth light effects, such as color gradients created on the Hue gradient product range.
  • Prior art set-up configurations enable users to indicate the approximate or relative positions of their lighting devices. Advances in positioning and 3D room scan technologies will provide further detail to such 3D models which can be exploited in the creation of light scenes.
  • DI WO 2022043191 A discloses a system is configured to display a visual representation of a color space and repositionable virtual representations of individually addressable light segments overlaid on the visual representation of the color space.
  • the light segments have a fixed spatial relationship in an array and the virtual representations have initial positions.
  • the system is further configured to receive user input indicative of a change of one or more of the initial positions of the virtual representations and determine further positions for the virtual representations based on the initial positions and the indicated change of the one or more of the initial positions.
  • the initial and further positions are in or-der of the fixed spatial relationship.
  • US 2019/0335560 Al discloses a lighting device comprising an array of controllable light emitting pixels, each pixel having an adjustable light output color.
  • a controller is configured to receive a limited set of light output colors and to locally process these light output colors to form a color gradient pattern to be displayed across pixels of the array.
  • the lighting system comprising a user interface, a controller and one or more lighting devices configured to, in operation, emit light with which is it possible for the user to manually create beautiful light scenes which are both spatially and temporally smooth, even when the number of lighting devices is very large.
  • this and other objects are achieved by means of a method for controlling lighting devices in a lighting system, the lighting system comprising a user interface, a controller and one or more lighting devices configured to, in operation, emit light, the method comprising, by the controller: obtaining locations of the one or more lighting devices relative to a 2D space or a 3D space; receiving and displaying on the user interface a color gradient; receiving user input indicative of an adjustment of the color gradient; mapping the color gradient onto the 2D space or the 3D space and onto the obtained locations of the one or more lighting devices; determining, based on the mapping, which colors of the color gradient correspond to the respective locations of the respective one or more lighting devices; and controlling the one or more lighting devices according to the determined colors.
  • the controller of the lighting system a method for controlling lighting devices in a lighting system, the lighting system comprising a user interface, a controller and one or more lighting devices configured to, in operation, emit light is provided with which is it possible for the user to manually create beautiful light scenes which are both spatially and temporally smooth, even when the number of lighting devices is very large.
  • the space is a 2D space
  • the color gradient is a 2D color gradient
  • the space is a 3D space
  • the color gradient is a 3D color gradient
  • the color gradient is associated with at least two color anchor points, and the user input indicative of an adjustment of the color gradient comprises input indicative of an adjustment of at least one of the at least two color anchor points.
  • a target anchor color is set on the user interface, which in turn enables the gradient to be stretched across the space, such as for example a room, in a particularly simple and intuitive way.
  • the at least two color anchor points are generated as an overlay on the color gradient.
  • the at least two color anchor points may be generated on the user interface, particularly on a display device of the user interface, which is configured to render a graphical overlay on top of a virtual representation of the lighting system or on top of an image or view on the lighting system.
  • a display device of the user interface which is configured to render a graphical overlay on top of a virtual representation of the lighting system or on top of an image or view on the lighting system.
  • the user input indicative of an adjustment of the color gradient comprises input indicative of an adjustment of any one or more of: at least one color of the color gradient; and at least one desired color of the light to be emitted by of at least one of the one or more lighting devices.
  • At least one lighting device of the one or more lighting devices is assigned a role, and the one or more lighting devices are further controlled based on the role assigned to the at least one lighting device.
  • the role of the at least one lighting device may for instance be defined by the user or learned by the system. For instance, functional light sources above a table, accent lights on an artwork or near a user may not participate in the color gradient rendering. Or alternatively, a setting derived from the assigned color value such as a desaturated color version (e.g. close to white) may be rendered.
  • a desaturated color version e.g. close to white
  • the locations of the one or more lighting devices are defined to comprise or include an effect region, the effect region being a region of the 2D space or the 3D space in which the respective lighting device is expected to have an effect exceeding a predetermined effect threshold.
  • the effect region is determined based on one or more of the intended use, the type, the shape and the orientation of the respective lighting device.
  • the effect region may be derived from the lighting device type, its shape (e.g. for a flexible light strip) and its orientation.
  • the light of a deeply recessed, collimated downlighting device may be predominantly located on the floor underneath. Thereby, particularly precise effect regions may be obtained.
  • the method further comprises proposing to a user input indicative of an adjustment of the color gradient based on the location and the type of at least some lighting devices of the one or more lighting devices.
  • the location of color anchor points doesn’t have to coincide with a physical location of the lighting devices.
  • the location of the color anchor points may be suggested by the system based on density, locations and types of lighting devices present in the environment.
  • the gradient can also be defined in 3D space. For instance, different color space models could be used to build a 3D gradient, such as for example a sRGB color space. In this case the system may propose to or ask the user for a third color.
  • the user generated input indicative of an adjustment of the color gradient is further chosen or proposed in dependence of a detected, an expected or a typical user position relative to the space.
  • the lighting devices closer to a detected or typical user position may in this way be adjusted in color saturation or brightness, such that the user will not be emerged in saturated color light. It is in this connection also possible to add a de-saturated or close-to-white color anchor point explicitly or automatically at the position where users are detected or expected.
  • the invention further relates to a lighting system comprising a controller, a user interface, and one or more lighting devices configured to, in operation, emit light, the controller being configured to: obtain locations of the one or more lighting devices relative to a 2D space or a 3D space; receive and display on the user interface a color gradient; receive user input indicative of an adjustment of the color gradient; map the color gradient onto the 2D space or the 3D space and onto the obtained locations of the one or more lighting devices; determine, based on the mapping, which colors of the color gradient correspond to the respective locations of the respective one or more lighting devices; and control the one or more lighting devices according to the determined colors.
  • the space is a 2D space
  • the color gradient is a 2D color gradient
  • the space is a 3D space
  • the color gradient is a 3D color gradient
  • the controller further is configured to propose to a user input indicative of an adjustment of the color gradient based on the location and the type of at least some lighting devices of the one or more lighting devices.
  • the color gradient is associated with at least two color anchor points, and the user input indicative of an adjustment of the color gradient comprises input indicative of an adjustment of at least one of the at least two color anchor point.
  • the user input indicative of an adjustment of the color gradient comprises input indicative of an adjustment of at least one color of the color gradient, and at least one desired color of the light to be emitted by at least one of the one or more lighting devices.
  • the locations of the one or more lighting devices are defined to comprise or include an effect region, the effect region being a region of the 2D space or the 3D space in which the respective lighting device is expected to have an effect exceeding a predetermined effect threshold.
  • the user generated input indicative of an adjustment of the color gradient is further chosen or proposed in dependence of a detected, an expected or a typical user position relative to the space.
  • At least one lighting device of the one or more lighting devices are assigned a role
  • the controller further is configured to control the one or more lighting devices based on the role assigned to the at least one lighting device.
  • the lighting system is a connected lighting system. That is, the one or more lighting devices are connected in a network, such as a distributed network.
  • a network such as a distributed network.
  • a typical distributed network for such a purpose is a Zigbee-based network.
  • Other feasible types of network include a Thread-based network, a Wi-Fi-based network, a network using Bluetooth mesh technology and a network using Bluetooth Low Energy.
  • Fig. 1 shows a schematic diagram illustrating a lighting system according to the invention.
  • Fig. 2 illustrates an exemplary color gradient
  • Fig. 3 shows a user interface illustrating a color gradient with color anchor points overlayed on the color gradient.
  • Fig. 4 shows an exemplary 2D space with a plurality of lighting devices.
  • Fig. 5 shows an exemplary 3D space with a plurality of lighting devices.
  • Fig. 6 shows a flow diagram illustrating a first embodiment of a method according to the invention.
  • Fig. 7 shows a flow diagram illustrating a second embodiment of a method according to the invention.
  • Fig. 1 shows a schematic diagram illustrating a lighting system 1 according to the invention.
  • the lighting system 1 generally and irrespective of the embodiment comprises a user interface 3, a controller 2 and at least one lighting device 4 configured to, in operation, emit light.
  • Fig. 1 illustrates an embodiment in which the lighting system 1 comprises four lighting devices 41, 42, 43, 44.
  • the lighting system may also comprise any other number of lighting devices, for instance six lighting devices 41-46 as shown in Fig. 4 or eight lighting devices 41-48 as shown in Fig. 5.
  • the lighting devices 41-44 may be of the same type or of different types. Feasible types of lighting devices encompass, but is not limited to, linear lighting devices 41 (Figs. 4 and 5), portable lighting devices, pendants, chandeliers, floor lamps 42-44 (Fig. 5), table lamps 45 (Fig. 5), wall hung lamps, uplights, downlights and so forth.
  • the user interface 3 forms part of the controller 2. This may be the case when the controller 2 is, for instance, a mobile telephone, a tablet computer or a laptop computer. In other embodiments the user interface 3 may be separate from the controller 2.
  • the lighting system 1 shown in Fig. 1 further comprises a bridge device 5.
  • the controller 2 and the bridge device 5 may be one and the same element or device. In other embodiments the controller 2 and the bridge device 5 are mutually separate elements or devices. In the latter case, the controller 2 is connected to the bridge device 5 (arrow 18), and the bridge device 5 is connected to the lighting devices 4 (arrows 17), over the network.
  • the bridge device 5 may be omitted in which case the controller 2 is connected to and communicates directly with the lighting devices 4, over the network (arrow 16).
  • the lighting system 1 is configured to perform a method according to any embodiment of the invention and as described further below with reference to Figs 6 and 7.
  • the controller 2 is generally configured to obtain locations of the one or more lighting devices 41-44 relative to a 2D space 10a (cf. Fig. 4) or a 3D space 10b (cf. Fig. 5), receive and display on the user interface 3 a color gradient 6 (cf. Figs. 2 and 3), receive user input indicative of an adjustment of the color gradient 6, map the color gradient 6 onto the locations of the lighting devices 41-44, determine, based on the mapping, which colors of the color gradient 6 correspond to the respective locations of the respective lighting devices 41-44, and control the one or more lighting devices 41-44 according to the determined colors.
  • a color gradient 6 cf. Figs. 2 and 3
  • receive user input indicative of an adjustment of the color gradient 6 map the color gradient 6 onto the locations of the lighting devices 41-44, determine, based on the mapping, which colors of the color gradient 6 correspond to the respective locations of the respective lighting devices 41-44, and control the one or more lighting devices 41-44 according to the determined colors.
  • the space relative to which the location of the respective lighting devices 41-44 are determined may be a 2D space 10a as illustrated in Fig. 4 and defined by two coordinates, X and Y.
  • the color gradient 6 is a 2D color gradient as illustrated in Figs. 2 and 3 and likewise defined by two coordinates, X and Y.
  • the space is may be a 3D space 10b as illustrated in Fig. 5 and defined by three coordinates, X, Y and Z, and the color gradient 6 is a 3D color gradient likewise defined by three coordinates, X, Y and Z.
  • the color gradient 6 may be associated with two or more color anchor points 81, 82, 83.
  • the color anchor points 81, 82, 83 may coincide with the location of the lighting devices 41-44.
  • the location of the color anchor points 81, 82, 83 need not necessarily coincide with a physical location of a lighting device 41-44.
  • the color anchor points 81, 82, 83 may be suggested by the lighting system 1, particularly by the controller 2, based on density, locations and types of lighting devices 41-44 present in the space 10a or 10b.
  • the two or more color anchor points 81, 82, 83 define a line 7 through the color gradient 6 in the 2D space 10a or the 3D space 10b.
  • a line 7 may be denoted a color gradient line.
  • the line 7 may, but need not necessarily, follow one or more of the axes X, Y and Z of the space 10a or 10b. That is, the line 7 may be straight line or a curved line.
  • the color anchor points 81, 82, 83 are shown on the user interface 3 overlayed on the color gradient 6. For instance, the color anchor points 81, 82, 83 may be generated on the user interface 3, particularly on a display of the user interface 3.
  • the user interface 3 may be configured to render a graphical overlay on top of a virtual representation of the lighting system 1 or on top of an image or view on the lighting system 1.
  • the user may then for instance adjust the color gradient 6, and thus generate input indicative of an adjustment of the color gradient 6, by using a finger or hand 9 to move one or more of the color anchor points 81, 82, 83 on the user interface 3.
  • the user interface 3 is a touch sensitive user interface 3.
  • the user may for instance adjust the color gradient 6, and thus generate input indicative of an adjustment of the color gradient 6, by entering new or adjusted coordinates for one or more of the color anchor points 81, 82, 83.
  • the user input indicative of an adjustment of the color gradient may comprise input indicative of an adjustment of at least one of the color anchor points 81, 82, 83. Additionally or alternatively, the user input indicative of an adjustment of the color gradient 6 may comprise input indicative of an adjustment of at least one color of the color gradient 6 and/or at least one desired color of the light to be emitted by at least one of the lighting devices 41-44. At least in this case, the color anchor points 81, 82, 83 are not strictly necessary and may be omitted.
  • the locations of the one or more lighting devices 41- 44 may further be defined to comprise or include an effect region 11, 12.
  • the effect region 11, 12 is a region of the 2D space 10a (or if applicable the 3D space 10b) in which the respective lighting device 41, 44 is expected to have the most prominent effect or in other words an effect exceeding a predetermined effect threshold.
  • the effect region 11, 12 of a lighting device may be defined based on the position of the lighting device or its light source(s).
  • the effect region 11, 12 of a lighting device may further, additionally or alternatively, be defined based on one or more of the type of the lighting device, the shape of the lighting device, the position or location of the lighting device and the orientation of the lighting device.
  • the shape of the lighting device would be relevant for instance for a flexible light strip.
  • the predetermined threshold may for instance be a threshold value of intensity per area and/or intensity per second at a given or predetermined location.
  • the user generated input indicative of an adjustment of the color gradient 6 may further be chosen or proposed in dependence of a detected, an expected or a typical position of a user 13 (Fig. 5) relative to the 3D space 10b (or if applicable the 2D space 10a).
  • the color gradient 6 may then be adjusted in color saturation or brightness, such that the user 13 will not be emerged in saturated color light. It is also possible to add a close- to-white color anchor point explicitly or automatically at the position where a user 13 are detected or expected. It is also possible to, in this way, take more than one user 13 into account.
  • the user generated input indicative of an adjustment of the color gradient 6 may, alternatively or additionally, be chosen or proposed in dependence of a detected, an expected or a typical position of an object (Fig. 5), such as a chair 14, a HIFI device such as a loudspeaker 15, or a TV, relative to the 3D space 10b (or if applicable the 2D space 10a).
  • At least one of the lighting devices 41-44 may be assigned a role.
  • the controller 2 may then be configured to control the one or more lighting devices 41-44 also based on the role assigned to the at least one lighting device 41-44.
  • Non-limiting examples of such roles could be a role as a functional light sources above a table, as an accent light on an artwork or as a lighting device near a user. Such lighting devices may or may not be taken into account in a method according to the invention.
  • Fig. 6 shows a flow diagram illustrating a first embodiment of a method for controlling lighting devices 4 in a lighting system 1 according to the invention. The method generally comprises performing the following steps by means of the controller 2.
  • step 101 locations of the one or more lighting devices 41-44 relative to a 2D space 10a or a 3D space 10b are obtained.
  • step 102 a color gradient 6 is received and displayed on the user interface 3.
  • step 103 user input indicative of an adjustment of the color gradient 6 is received.
  • step 104 the color gradient 6 is mapped onto the locations of the one or more lighting devices 41-44.
  • step 105 it is determined, based on the mapping made in step 104, which colors of the color gradient 6 correspond to the respective locations of the respective one or more lighting devices 41-44.
  • step 106 the one or more lighting devices 41-44 are controlled according to the colors determined in step 105.
  • the method may comprise a further step in which the controller 2 obtains the roles of the one or more lighting devices 41-44. This step may for instance form part of step 101 described above, or it may be a separate step. Step 106 may then comprise that the controller 2 when controlling the one or more lighting devices 41-44 also takes into account the roles assigned to the one or more lighting devices 41-44.
  • Fig. 7 shows a flow diagram illustrating a second embodiment of a method for controlling lighting devices 4 in a lighting system 1 according to the invention.
  • the method according to Fig. 7 differs from that described above in relation to Fig. 6 only in comprising a further, optional, step performed by means of the controller 2.
  • the further step 107 comprises proposing to a user 13 input indicative of an adjustment of the color gradient 6 based on the location and the type of at least some lighting devices of the one or more lighting devices 41-44.
  • the proposed user generated input may be proposed in dependence of a detected, an expected or a typical position of a user 13 relative to the space.
  • the further step 107 may for instance be performed after step 102, but in any event before step 103, as described above with reference to Fig. 6.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

L'invention concerne un procédé de commande de dispositifs d'éclairage (4 ; 41-48) dans un système d'éclairage (1), le système d'éclairage comprenant une interface utilisateur (3), un dispositif de commande (2) et un ou plusieurs dispositifs d'éclairage (41-48) configurés pour, en fonctionnement, émettre de la lumière, le procédé comprenant les étapes consistant à, par le dispositif de commande (2), obtenir (101) des emplacements du ou des dispositifs d'éclairage (41-48) par rapport à un espace 2D (10a) ou à un espace 3D (10b), recevoir et afficher (102) sur l'interface utilisateur un gradient de couleur (6), recevoir (103) une entrée d'utilisateur indiquant un réglage du gradient de couleur (6), mapper (104) le gradient de couleur (6) sur les emplacements du ou des dispositifs d'éclairage (41-48) respectifs, déterminer (105), sur la base du mappage, quelles couleurs du gradient de couleur (6) correspondent aux emplacements respectifs du ou des dispositifs d'éclairage (41-48) respectifs, et commander (106) le ou les dispositifs d'éclairage (41-48) en fonction des couleurs déterminées.
PCT/EP2023/067888 2022-07-04 2023-06-29 Procédé de commande de dispositifs d'éclairage dans un système d'éclairage Ceased WO2024008554A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP22182717 2022-07-04
EP22182717.3 2022-07-04

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190116647A1 (en) * 2016-04-06 2019-04-18 Philips Lighting Holding B.V. Controlling a lighting system
US20190335560A1 (en) 2017-01-02 2019-10-31 Signify Holding B.V. Lighting device and control method
WO2021069379A1 (fr) * 2019-10-11 2021-04-15 Signify Holding B.V. Système de commande pour commander une pluralité d'unités d'éclairage et procédé associé
WO2022043191A1 (fr) 2020-08-26 2022-03-03 Signify Holding B.V. Commande d'un réseau de segments de lumière sur la base d'une interaction d'utilisateur avec des représentations virtuelles dans un espace de couleur

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190116647A1 (en) * 2016-04-06 2019-04-18 Philips Lighting Holding B.V. Controlling a lighting system
US20190335560A1 (en) 2017-01-02 2019-10-31 Signify Holding B.V. Lighting device and control method
WO2021069379A1 (fr) * 2019-10-11 2021-04-15 Signify Holding B.V. Système de commande pour commander une pluralité d'unités d'éclairage et procédé associé
WO2022043191A1 (fr) 2020-08-26 2022-03-03 Signify Holding B.V. Commande d'un réseau de segments de lumière sur la base d'une interaction d'utilisateur avec des représentations virtuelles dans un espace de couleur

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