EP3456151A1 - Lighting device with consistent lighting properties - Google Patents
Lighting device with consistent lighting propertiesInfo
- Publication number
- EP3456151A1 EP3456151A1 EP17722022.5A EP17722022A EP3456151A1 EP 3456151 A1 EP3456151 A1 EP 3456151A1 EP 17722022 A EP17722022 A EP 17722022A EP 3456151 A1 EP3456151 A1 EP 3456151A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- lighting
- values
- calibration
- sensor
- 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.)
- Withdrawn
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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
- H05B45/22—Controlling the colour of the light using optical feedback
-
- 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]
- H05B45/20—Controlling the colour of the light
-
- 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
-
- 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
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
Definitions
- the invention relates generally to lighting systems.
- the invention relates
- Illuminations with light sources that are to be tuned to each other and to the lighting conditions.
- Color light source comprising a lighting device which has at least two LEDs, wherein the color and / or brightness representation is controlled by a sensor.
- the exit optics comprises an optical waveguide in which the light is coupled out by means of a scattering layer applied laterally on the optical waveguide, which can be designed, for example, as a rod made of plastic or glass.
- Lighting concept not only lighting devices the same structure, but rather different structure to be coordinated. This is the case, for example, if different exit optics are to be used, for example exit optics which emit their light in lines, over a large area or only in points or in a plurality of points (for example as so-called "starry sky"), or if different LEDs in the illumination devices Types or LED Bins with different spectral characteristics are installed, or if, for example, RGB and RG BW luminaires are to be matched to one another.
- the invention is therefore based on the object to provide a lighting system which provides consistent illumination when using different
- An exit optics is understood to be an optical component by means of which light from a light source, which typically has only a small diameter, that is to say, for example, is almost point-like, as is the case, for example, with light-emitting diodes, taken up, forwarded and transferred according to a predetermined distribution a predetermined area and / or a predetermined solid angle area is distributed.
- the term of the exit optics is therefore used as synonymous with the term of the light distributor.
- a lighting device is understood to mean a device which
- a lighting device comprises at least one light source, ie a device by means of which light is generated.
- a memory is understood in a device in which data are stored, for example in the form of a matrix or a list. Consistent is understood as an illumination in which the color and the
- Brightness representation of multiple lighting devices is coordinated, as well Preferably, the light emitted by the lighting devices does not deviate or hardly deviates from the tuned values in the context of physiological perception.
- a lighting device for coordinated illumination, in particular of interior spaces, which comprises a plurality of spatially distributed illumination devices, wherein the illumination devices each have at least one light source, and at least one first sensor, and one
- Calibration device with a memory in which calibration values are stored, and wherein the individual illumination devices are calibrated individually, so that each calibration device has individual calibration values, wherein in particular the calibration values represent value pairs of calibrated actual values and corresponding measured values of the sensor of the light sources.
- the calibration device is set up to receive measured values of the sensor and to use the sensor values to form a corrected color and / or intensity value.
- the lighting device furthermore comprises at least one control device, which uses the corrected color and / or intensity values to form a control value with which the light sources are driven to achieve a predetermined color and / or intensity value.
- a lighting device for coordinated illumination with a plurality of spatially distributed illumination devices, wherein the illumination devices in turn each have at least one light source, and in each case at least one first sensor, and a calibration device with a memory in which calibration values are stored.
- Lighting devices are also calibrated individually so that each one
- the illumination device consequently has individual calibration values, wherein in particular the calibration values represent value pairs of calibrated actual values and corresponding measured values of the sensor of the light sources.
- the lighting device comprises at least one control device that is set up, measuring values of the Receive sensors and pass it to the calibration device, and the
- Calibration device specified color and / or intensity values passed on, wherein the calibration device based on the measured values of the sensor and from the of
- Control device predetermined color and / or intensity values forms a control value with which the light sources are driven to achieve a predetermined color and / or intensity value of the lighting devices.
- the manipulated variable is thus generated by the calibration device, wherein the generation also comprises changing a manipulated variable on the basis of the stored calibration values.
- the illumination devices each have at least two separately controlled light sources which emit light in mutually different spectral distributions. In this way, not only the brightness but also a desired color value can be set precisely by separate control.
- a lighting device which comprises a default device. This is set up to output setpoint values of the brightness and / or intensity to the at least one control device, such that the brightness and / or color of the light sources of a plurality of
- Lighting equipment is changed. With the default device, a higher-level adjustment of the light sources is achieved.
- the presetting device and the control device are set up to change the brightness and / or color of the light sources of a plurality of illumination devices such that the intensity and / or hue of the emitted light are equalized or adjusted. This adjustment, in which no obvious differences in brightness, such as between adjacent lighting devices are more available, is doing in
- the values can be corrected so that brightness and color differences between the
- Lighting devices are compensated. When matching a plurality of illumination devices with respect to brightness and / or color, it is generally favorable if, according to an embodiment of the invention, the corrected color and / or intensity values formed by the respective calibration devices are substantially equal or equalized.
- the lighting device can also be set up so that it emits homogeneous light having a light color and an intensity in the operating state such that the individual lighting devices appear to the human viewer as emitting substantially the same light color and intensity.
- Such an arrangement of different illumination devices in the illumination device according to the invention is advantageous in particular in that in this way, for example, aging phenomena which are based on a change in the emission characteristic of a light source can be compensated. Also the exchange of
- Lighting equipment has become possible in a simple way, without getting a
- the light sources are embodied as semiconductor light-emitting elements (so-called light-emitting diodes or LEDs, or also laser diodes), the aging process of such a semiconductor element can be compensated in a simple manner in the lighting device. Also can be lighting fixtures
- At least one exit optics of at least one illumination device is configured as a fiber optic or comprises an optical fiber or a fiber optic rod.
- the exit optics can be designed in such a way that the light coupled into the exit optics emerges laterally, ie in the form of a narrow, elongated surface or "line-shaped."
- the light it is also possible for the light to exit at an end face of a light guide. so that the light in the form of a point or circle, for example, with a diameter of a few millimeters, is discharged in the context of the present
- the exit optics to comprise a large number of different optical fibers, for example a so-called fiber bundle an embodiment of the invention arranged so that a part of the light emitted by the respective illumination device is detected, and the sensor in each case via an interface with the
- Control device of the corresponding illumination device or the calibration device is connected.
- the illumination device comprises a plurality of similar illumination device units with light sources, sensor, memory and control device, to which different exit optics are coupled, wherein the illumination device are each formed with the illumination device units and the exit optics coupled thereto.
- Lighting devices are designed differently.
- control device is in each case designed such that it converts the measured values of the respective sensor into actual values and calculates a new control value from the current control value, the relevant respective setpoint specification and the respective actual values using a control algorithm.
- control submission is in each case connected via an interface to a supply unit, by means of which the electrical power and / or the pulse width and / or the frequency of the electrical supply of the light sources in the respective
- Lighting device is regulated.
- the sensor signal is thus adjusted to a desired value and used to control the light sources, for example, by being made available to a control device.
- the senor of a lighting device is arranged so that it receives light which is coupled out before the exit optics.
- Such an arrangement of the sensor is particularly suitable for aging the
- the amount of calibration values is so large and the spectral brightness distributions of the light sources are so different that a color angle of at least 180 ° in the HSV color space can be displayed with a lighting device.
- the so-called HSV color space is a color representation in which a color impression is defined by the information of three values, namely the hue ("hue", H), which is defined in a color wheel by specifying an angle, a saturation (S. ), which is defined by the distance from the center of the color wheel, and the value of the value ("V”), which is between 0% (no brightness) and 100% (full brightness).
- the color space can be given by way of example in the form of a cylinder whose base area has a V value of 0% (no brightness) and the second
- the illumination device is designed such that at least one illumination device is associated with at least one second sensor, wherein the first and the second of the corresponding illumination device associated sensor with respect to their spatial orientation with respect to the relevant Distinguish lighting device.
- the first sensor is arranged closer to the illumination device than the second sensor.
- an intrinsic effect is understood to mean one which is related to the individual illumination device itself, for example, as a consequence of aging of the device
- an extrinsic effect is one which is influenced by external conditions. Such can also be considered for more than one lighting device, for example, for all lighting devices. Often such extrinsic effects are not local, i. in spatially close proximity to the light sources covered by the illumination device, determinable, but only at a certain distance. By way of example, such extrinsic effects or factors may be a brightness varying over the course of the day in the space provided with a lighting device, but also soiling or aging of one or more exit optics.
- the second sensor also includes a
- This memory element of the second sensor is connected via an interface with the corresponding illumination device.
- the second sensor is associated with a group of lighting devices in the form that the interface with the second sensor with multiple
- the second sensor is associated with all lighting devices of the lighting device.
- a certain parameter for example the color representation
- another parameter for example the brightness
- Lighting devices of the lighting device should be decoupled.
- a part of the illumination devices can be equipped by means of a plurality of optical fibers in the form of a so-called "starry sky", whereas a second part of the illumination device has exit optics with flat or line-shaped light output be that the lighting devices are coordinated with each other in the form that always a uniform color impression or a uniform color temperature is realized, however, such lighting device, which emit the light, for example, linear, with respect to the brightness in the form are driven differently from the other lighting devices, that these are set brighter in the dark than the rest of the illumination device oll be when the line-shaped
- the illumination device is therefore designed such that it comprises a plurality of second sensors which are each assigned to a group of illumination devices, preferably a group of
- Lighting devices comprising the same or similar exit optics.
- Such a coordinated interior illumination which in particular is also able to take account of extrinsic effects, for example, to compensate, is particularly relevant for such interiors, which are used in passenger and / or freight use.
- a lighting device as described above is suitable for a vehicle or aircraft cabin.
- Such a vehicle or aircraft cabin is preferably characterized in that the illumination device comprises at least one linear orientation light and at least one reading light.
- Another aspect of the present invention relates to a method of tuned
- the color and / or brightness values of the illumination of the interior are determined with at least one second sensor of the lighting device described above.
- the actual values obtained are compared with setpoint values of the illumination.
- a deviation of a setpoint value of the brightness and / or color to an actual value is determined. It is about the
- Control device of the at least one second sensor set the brightness and / or color of this second sensor associated lighting device to equalize setpoint and actual value.
- the desired values stored in the memory of the second sensor vary in time in the form that one adapted to the daily routine
- FIG. 6 and 7 interiors with a lighting device according to the invention, in
- Fig. 7 designed in particular as a driving or aircraft cabin.
- Fig. 1 shows an embodiment of a lighting device 1 to the tuned
- Lighting This comprises at least two illumination devices 10 and 12, which each comprise at least one light source 101, 102 and at least one sensor 7 and a calibration device 48.
- the sensor 7 measures in each case the radiation emitted by the at least one light source 101, 102 and outputs the measured values obtained to the
- the lighting devices are spatially distributed.
- the lighting devices 10, 12 may be distributed in an interior space, so that a coordinated interior lighting is possible by means of a lighting device 1 designed in this way.
- the light sources 101, 102 are preferably semiconductor light-emitting elements, in particular light-emitting diodes.
- the calibration device 48 has a memory in which calibration values are stored.
- the individual lighting devices 10, 12 are calibrated individually, so that each lighting device 10, 12 in general already due to the different
- Characteristic of the light sources has individual calibration values.
- the calibration values represent value pairs of calibrated actual values and corresponding measured values of the sensor of the light sources.
- the calibration device 48 is set up to receive measured values of the sensor 7 and to use the sensor values to form a corrected, corrected color and / or intensity value.
- the lighting device 1 further comprises a control device 50, which uses the corrected color and / or intensity values to form a control value with which the light sources are driven in order to achieve a predefined color and / or intensity value.
- static or dynamic specifications for color location and intensity can be stored in the lighting devices, which are called up by the default device at a specific time.
- the lighting device 1 furthermore comprises a presetting device 6, which determines the specifications of the lighting device 1 with regard to the spectrum and intensity emitted by the lighting device.
- the light sources 101, 102 semiconductor light-emitting elements are formed.
- the light sources can be configured as blue LEDs, which preferably emit light in the wavelength range from 430 nm to 780 nm, or as red LEDs, which preferably emit light in a wavelength range from 600 nm to 660 nm, or as green LEDs, which preferably emit light emitted in the wavelength range of 500 nm to 560 nm.
- a light source may be formed as a white light emitting LED.
- the invention is also particularly suitable for the use of illumination devices 10, 12 which each have at least two separately controlled light sources which emit light in mutually different spectral distributions. In the example shown in FIG.
- each of the illumination devices 10, 12 has two light sources 101, 103, and 102, 104, respectively, which differ in the spectrum of the emitted light.
- the light sources 101, 102, 103, 104 are all driven separately from the control device 50. Accordingly, in both illumination devices 10, 12, not only the brightness, but by setting different intensities of the light sources and thus a blending of the spectral distributions of the hue can be changed. According to one embodiment of the invention, without limitation to the specific illustrated
- Embodiment at least one of the illumination devices three- or four-color LEDs, so three or four LEDs on to represent different colors and brightness can.
- the illumination devices 10, 12 may comprise exit optics 2, for example as fiber optics, optical fiber or a light guide rod.
- the exit optics 2 can also differ individually or in groups in terms of their shape and radiation characteristics.
- the corrected color and / or intensity values formed by the respective calibration devices 48 may be substantially equal.
- homogeneous light having a light color and an intensity is emitted by the lighting device 1 in the operating state, so that for the human observer the individual lighting devices 10, 12 emit the same light color and intensity. Remaining differences are not or hardly noticed at all.
- FIG. 1 also describes an illumination device 1, in particular for coordinated illumination, in particular of interior spaces, having at least two spatially separated illumination devices 10, 12, each comprising at least one light source 101, 102, in particular semiconductor light elements, in particular have different characteristics, as well as at least one sensor 7 and a general or the illumination devices 10, 12 associated calibration device 48, wherein in the operating state, the sensor 7 each of the at least one light source 101, 102) emitted radiation and the measured values obtained to the calibration device (48)
- the calibration device 48 has a memory or at least one memory is associated with this calibration device 48, in which calibration values are stored, and wherein the individual illumination devices 10, 12 are calibrated individually, so that each
- Illumination device 10, 12 has individual calibration values,
- the calibration device 48 receives measured values of the sensor 7 in the operating state and forms a corrected color and / or intensity value based on the sensor values
- the illumination system further comprises a control device 50 which, in the operating state, uses the corrected color and / or intensity values forms, with which the light sources 101, 102 to achieve a predetermined color and / or
- Intensity value are controlled, or being in the operating state in the
- Illuminating devices 10, 12 static or dynamic specifications for color location and / or intensity are stored, which are retrieved by the default device at a given time.
- 2 shows a further exemplary embodiment of a lighting device 1.
- a plurality of separate control devices 50 are provided, wherein each lighting device 10, 12 is associated with a control device 50, or part of the associated lighting device 10, 12 is.
- the illumination devices 10, 12 are calibrated individually, wherein the calibration devices 48 are set up to receive measured values of the sensor 7 of the respective illumination devices 10, 12 and to form a corrected color and / or intensity value based on the sensor values.
- the control devices 50 each form for the associated
- Lighting device 10, 12 control values, with which the light sources are driven to achieve a predetermined color and / or intensity value.
- FIG. 3 shows a variant of the embodiment shown in FIG. 1. Also in the embodiment shown in FIG. 3, the calibration devices 48 are associated with a higher-order one Control device 50 connected, in which case the calibration devices 48 are separated from the lighting devices. In contrast, in the example shown in FIG. 1, the calibration devices 48 are part of the respective illumination devices 10, 12.
- FIGS. 4 and 5 differ from the previously described embodiments in that here the manipulated variables have a
- Calibration device 49 are corrected on the basis of the calibration values stored in this. Accordingly, the calibration device of the control device 50 and the light source 101, 102 is interposed. In contrast, in the embodiments of FIGS. 1 to 3, the calibration device is connected downstream of the sensor 7 or interposed between the sensor 7 and the control device 50. In the embodiment shown in FIG. 4, the calibration devices 49 are arranged outside the illumination devices 14, 16, while in the embodiment of FIG. 5 they are part of the illumination devices 14, 16.
- the lighting device comprises at least one control device 50, which is set up to receive measured values of the sensor 7 and forward them to the calibrating device 49 and the
- Calibration 49 further given color and / or intensity values, wherein the calibration device 49 based on the measured values of the sensor and from the of the
- Control device 50 predetermined color and / or intensity values forms a control value with which the light sources are driven to achieve a predetermined color and / or intensity value.
- a presetting device 6 is provided, which is set up to output setpoint values of the brightness and / or intensity to the at least one control device 50, such that, when the control device 50 responds to a received target value.
- Default device 6 can generally be set up as a user interface. For example, in a program-controlled manner, a specific desired lighting scenario can be used Help the majority of connected lighting devices are set. For example, a program could run that simulates the changing light and hue in the rising sun.
- a program could run that simulates the changing light and hue in the rising sun.
- FIG. 6 an internal space 100 is shown, which is equipped with a lighting device according to the present invention.
- the lighting device is installed so that only the different exit optics in the interior 100 are visible.
- the light distribution on the ceiling in the form of light points 31 (for clarity, not all designated) with only a small diameter of at most one centimeter, but preferably less so that the impression of a starry sky is realized.
- the light distribution in a central area is flat, here exemplified in the form of a rectangular light tile 32.
- Such a light tile for example, for the
- the light distribution takes place in the form of lines 33.
- 33 pedestals in the floor can be marked with such lines
- this illumination device it is furthermore possible to tune this illumination device to one another by means of a sensor 70 as well as to extrinsic effects, for example daylight falling through the window 331.
- a sensor 70 as well as to extrinsic effects, for example daylight falling through the window 331.
- Lighting device equipped interior arranged.
- this sensor 70 it is also possible to attach this sensor 70 to another location which is particularly sensitive with regard to interior lighting.
- an interior 100 for example in the form of the aircraft cabin described above, may be various
- the lighting device 1 comprises at least a first group of lighting devices and thus a first number of calibration devices 48, 49 in the first group and a second number of calibration devices 48, 49 in the second group, wherein the corrected color and / or intensity values formed by the respective calibration means of the first group are substantially equal within the first group and the corrected color and / or intensity values formed by the respective calibration means of the second group are substantially equal within the second group, so in the operating state, the first group of illumination devices emits light in a first spectral range and / or a first intensity and the second group of
- Lighting devices emits light in a second spectral range and / or a second intensity. Such groups may be useful, for example, to illuminate the ceiling lighting with a different color or brightness compared to other lighting, such as
- illumination devices should be matched as closely as possible with respect to color and brightness, so that as far as possible no differences in brightness and color are perceptible.
- the lighting device 1 in the operating state in the first group of lighting devices light having a first light color and a first intensity and in the second group of lighting devices with a light emits second light color and a second intensity, such that for the human observer, the individual lighting devices of the first group appear radiating as the substantially same light color and intensity and the individual
- Lighting devices of the second group appear as emitting the substantially same light color and intensity, wherein the light colors and / or intensities of the
- Lighting devices of the first group of those of the lighting devices of the second group differ.
- the point-shaped light distributions 31 on the ceiling can be generated by a plurality of illumination devices which are operated together as a first group 21.
- a second group 22 for example, the
- FIG. 7 shows by way of example a representation of a further interior 100 having a
- Lighting device 1 which, for example, different line-shaped light distributions 33, which are formed by way of example in the form of orientation lights or as a special highlighting of components includes.
- a light distribution is referred to as linear, which is designed in the form of a line or else in the form of a narrow, elongated surface.
- a surface is understood to be narrow if, in the area of the light distribution, the lateral extent in one direction is at least one
- the windows 331 are also offset by way of example with linear light distributions 330. For the sake of clarity, only one window 331 and one light distribution 330 are designated.
- the interior 100 is formed here in the form of a vehicle or aircraft cabin 110.
- the lighting device for tuned lighting can be a subsystem of the overall lighting device for the room to be illuminated. This will be the case in particular if deviations of color and / or intensity occur in certain cases Light sources have little or no effect on the perceived balance of lighting in the room. This is the case, for example, with light sources that are supposed to have the same color but are far away from each other so that they are not consciously perceived simultaneously. Another example may be dot-shaped "starry sky lighting", as color deviations also occur between natural stars and therefore are not negatively evaluated in an artificial system In these or similar cases, the cost advantage of an unregulated system will more than offset the slight drawbacks of the deviations.
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016108754.8A DE102016108754A1 (en) | 2016-05-11 | 2016-05-11 | Lighting device with consistent light characteristics |
PCT/EP2017/060944 WO2017194480A1 (en) | 2016-05-11 | 2017-05-08 | Lighting device with consistent lighting properties |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3456151A1 true EP3456151A1 (en) | 2019-03-20 |
Family
ID=58672598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17722022.5A Withdrawn EP3456151A1 (en) | 2016-05-11 | 2017-05-08 | Lighting device with consistent lighting properties |
Country Status (7)
Country | Link |
---|---|
US (1) | US10874007B2 (en) |
EP (1) | EP3456151A1 (en) |
JP (1) | JP2019516226A (en) |
CN (1) | CN109156060B (en) |
CA (1) | CA3018362A1 (en) |
DE (1) | DE102016108754A1 (en) |
WO (1) | WO2017194480A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017130561A1 (en) * | 2017-12-19 | 2019-06-19 | Schott Ag | lighting device |
EP3900482A4 (en) * | 2018-12-20 | 2022-09-14 | Sollum Technologies Inc. | Method and system of supplementing the spectral content of illuminating light based on a target illumination spectrum |
DE102022116941B4 (en) | 2022-07-07 | 2024-05-08 | Audi Aktiengesellschaft | Method for controlling the lighting of a passenger compartment of a motor vehicle with several lighting devices and motor vehicle |
US11867630B1 (en) | 2022-08-09 | 2024-01-09 | Glasstech, Inc. | Fixture and method for optical alignment in a system for measuring a surface in contoured glass sheets |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1922905B1 (en) * | 2005-08-17 | 2012-07-04 | Koninklijke Philips Electronics N.V. | Digitally controlled luminaire system |
GB0524909D0 (en) * | 2005-12-06 | 2006-01-11 | Enfis Ltd | Improved LED array |
DE102005063208A1 (en) | 2005-12-31 | 2007-07-12 | Schott Ag | Fiber optic device for secondary lighting systems in aircraft cabins |
JP2009526359A (en) * | 2006-02-10 | 2009-07-16 | 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 | Management of lighting equipment |
JP5749932B2 (en) * | 2008-01-23 | 2015-07-15 | コーニンクレッカ フィリップス エヌ ヴェ | Consistent color calibration in LED-type lighting equipment |
US8125163B2 (en) * | 2008-05-21 | 2012-02-28 | Manufacturing Resources International, Inc. | Backlight adjustment system |
TW201004477A (en) * | 2008-06-10 | 2010-01-16 | Microsemi Corp Analog Mixed Si | Color manager for backlight systems operative at multiple current levels |
JP2013521171A (en) | 2010-02-25 | 2013-06-10 | ビーイー・エアロスペース・インコーポレーテッド | Aircraft LED washlight system and control method thereof |
US9370073B2 (en) * | 2012-04-17 | 2016-06-14 | Axlen, Inc. | Solid-state lighting systems having intelligent controls |
EP2677387A1 (en) * | 2012-06-18 | 2013-12-25 | Thales Deutschland GmbH | Traffic light luminaire with colour stabilization |
DE102013112906B4 (en) | 2013-11-22 | 2020-08-20 | Schott Ag | Regulated colored light source |
-
2016
- 2016-05-11 DE DE102016108754.8A patent/DE102016108754A1/en active Pending
-
2017
- 2017-05-08 EP EP17722022.5A patent/EP3456151A1/en not_active Withdrawn
- 2017-05-08 WO PCT/EP2017/060944 patent/WO2017194480A1/en unknown
- 2017-05-08 CA CA3018362A patent/CA3018362A1/en not_active Abandoned
- 2017-05-08 JP JP2018558693A patent/JP2019516226A/en not_active Ceased
- 2017-05-08 CN CN201780029186.5A patent/CN109156060B/en active Active
-
2018
- 2018-11-13 US US16/188,931 patent/US10874007B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN109156060B (en) | 2021-05-11 |
US20190082516A1 (en) | 2019-03-14 |
CN109156060A (en) | 2019-01-04 |
DE102016108754A1 (en) | 2017-11-16 |
JP2019516226A (en) | 2019-06-13 |
WO2017194480A1 (en) | 2017-11-16 |
US10874007B2 (en) | 2020-12-22 |
CA3018362A1 (en) | 2017-11-16 |
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