CN108730779A - A kind of adjustable color light source device - Google Patents
A kind of adjustable color light source device Download PDFInfo
- Publication number
- CN108730779A CN108730779A CN201710271395.2A CN201710271395A CN108730779A CN 108730779 A CN108730779 A CN 108730779A CN 201710271395 A CN201710271395 A CN 201710271395A CN 108730779 A CN108730779 A CN 108730779A
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- Prior art keywords
- luminescence unit
- light source
- source device
- adjustable color
- color light
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- 238000004020 luminiscence type Methods 0.000 claims abstract description 89
- 238000001228 spectrum Methods 0.000 claims abstract description 59
- 239000000758 substrate Substances 0.000 claims abstract description 31
- 239000003086 colorant Substances 0.000 claims abstract description 19
- 230000003760 hair shine Effects 0.000 claims abstract description 9
- 230000003595 spectral effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 210000004209 hair Anatomy 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of adjustable color light source devices, including：Substrate；Multiple luminescence units, multiple luminescence units are arranged in the substrate surface predeterminable area, include the first luminescence unit for generating wide spectrum reference light, and are respectively used to generate the monochromatic luminescence unit of three primary colors spectrum；Control circuit is integrated in the substrate, and for controlling first luminescence unit respectively, each monochromatic luminescence unit shines, and compensates to form mixed light to reference spectra with the three primary colors spectrum that control generates.Adjustable color light source device of the present invention is modulated reference spectra using three primary colors spectrum, can control different-colour output, it can be achieved that light source color temperature it is continuously adjustable, and can realize light source color temperature continuously adjusting along blackbody curve, it is more comfortable to human eye vision.
Description
Technical field
The present invention relates to light source device technical fields, more particularly to a kind of adjustable color light source device.
Background technology
Raising with people to light quality requirements, intelligent lighting development are more and more prosperous.Intelligent lighting refers to illumination light
Source sends out that brightness, color or colour temperature of light etc. are adjustable, disclosure satisfy that the lighting demand under different scenes, wherein realizing that colour temperature can
Tune is the key technology in intelligent lighting.
LED light source refers to the light source device for illuminator with light emitting diode (Light Emitting Diode, LED),
LED has many advantages, such as that long lifespan, light efficiency are high, radiate low, low in energy consumption, safety and environmental protection nonhazardous, is therefore widely used in illumination
Field.
It is existing to realize that the LED light source of adjustable color please refers to data of publication of application and is that 2016.10.26 is disclosed, applies for public affairs
Cloth number is the Chinese patent of CN106058017, and LED component includes substrate, is fixed on the first chip and the second core of substrate surface
Piece and the first fluorescence part and the second fluorescence part.Wherein the first chip is located at the first area in box dam region, the second core
Piece is located at the second area in coaming plate region, and the first fluorescence part with the first colour temperature is arranged on the first chip, by first
Chip adjusts the brightness of the first fluorescence part；The second fluorescence part with the second colour temperature is arranged in the first chip and the second chip
On, the brightness of the second fluorescence part is adjusted by the first chip and the second chip, by continuously adjusting the first chip and the second core
The brightness of the first fluorescence part and the second fluorescence part is adjusted in the electrical parameter of piece, can blend different colour temperatures,
It can realize that the colour temperature between high low color temperature is continuously adjustable.
But the LED light source of above-mentioned existing realization adjustable color can only realize that the colour temperature between high low color temperature connects
It is continuous adjustable, and the raising with people to light quality requirements, such adjustable color light source can not meet the requirement of people.
Invention content
In view of this, the object of the present invention is to provide a kind of adjustable color light source device, colour temperature may be implemented along black matrix
Being continuously adjusted for curve, it is more comfortable to human eye vision.
To achieve the above object, the present invention provides the following technical solutions：
A kind of adjustable color light source device, including：
Substrate；
Multiple luminescence units, multiple luminescence units are arranged in the substrate surface predeterminable area, including are used to produce
First luminescence unit of raw wide spectrum reference light, and be respectively used to generate the monochromatic luminescence unit of three primary colors spectrum；
Control circuit is integrated in the substrate, and for controlling first luminescence unit respectively, each monochrome shines
Unit shines, and compensates to form mixed light to reference spectra with the three primary colors spectrum that control generates.
Optionally, the substrate surface is provided with box dam, the predeterminable area is surrounded by the box dam.
Optionally, first luminescence unit is the luminescence unit for generating white light or yellow light.
Optionally, the monochromatic luminescence unit includes：
Emitting red light unit for generating red spectral band spectrum；
Green emitting unit for Chan Sheng Green optical band spectrum；
Blue-light-emitting unit for generating blue wave band spectrum.
Optionally, the luminescence unit is integrated LED chip on the substrate：
Alternatively, the luminescence unit includes the glimmering of integrated LED chip and the covering LED chip on the substrate
Luminescent material.
Optionally, the quantity of first luminescence unit is multiple, multiple first luminescence units and multiple described
Monochromatic luminescence unit Hash is distributed in the predeterminable area.
Optionally, first luminescence unit is arranged in the center of the predeterminable area, multiple monochromatic luminescence units
Hash is distributed in the predeterminable area.
Optionally, further include connect with the control circuit, for the list to the control circuit output pulse signal
Piece machine.
As shown from the above technical solution, adjustable color light source device provided by the present invention, including substrate, multiple luminous lists
Member and control circuit.Wherein, multiple luminescence units are arranged in substrate surface predeterminable area, including are used to generate wide spectrum benchmark
First luminescence unit of light, and be respectively used to generate the monochromatic luminescence unit of three primary colors spectrum, control first by control circuit
Luminescence unit and each monochromatic luminescence unit shine, the three primary colors spectrum to control generation reference spectra is compensated to be formed it is mixed
Closing light.Reference spectra is modulated using three primary colors spectrum, can control different-colour output, it can be achieved that light source color temperature it is continuous
It is adjustable, and can realize light source color temperature continuously adjusting along blackbody curve.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of schematic diagram of adjustable color light source device provided in an embodiment of the present invention；
Fig. 2 is the circuit connection diagram of adjustable color light source device shown in Fig. 1；
Fig. 3 is a kind of schematic diagram for adjustable color light source device that further embodiment of this invention provides；
Fig. 4 is the circuit connection diagram of adjustable color light source device shown in Fig. 3.
Specific implementation mode
Raising with people to light quality requirements, existing adjustable color light source device cannot meet the need of people
It asks, in consideration of it, the present invention provides a kind of adjustable color light source device, colour temperature being continuously adjusted along blackbody curve may be implemented,
Keep light source output light more comfortable to human eye vision.
A kind of adjustable color light source device provided by the invention, including：
Substrate；
Multiple luminescence units, multiple luminescence units are arranged in the substrate surface predeterminable area, including are used to produce
First luminescence unit of raw wide spectrum reference light, and be respectively used to generate the monochromatic luminescence unit of three primary colors spectrum；
Control circuit is integrated in the substrate, and for controlling first luminescence unit respectively, each monochrome shines
Unit shines, and compensates to form mixed light to reference spectra with the three primary colors spectrum that control generates.
In this colour temperature tunable light source device, multiple luminescence units are arranged in substrate surface predeterminable area, multiple luminous lists
Member includes the first luminescence unit for generating wide spectrum reference light, and be respectively used to generate three primary colors spectrum monochrome shine
Unit.
Control circuit integrates in substrate, controls the first luminescence unit by control circuit, each monochromatic luminescence unit shines.
In this light source device, the first luminescence unit generates wide spectrum reference light, and three are generated respectively by each monochromatic luminescence unit
Primary color spectra controls the three primary colors spectrum that each monochromatic luminescence unit generates and is modulated to reference spectra, and control forms mixed light
Spectrum, control different-colour output.Adjustable color light source device of the present invention can realize light source color temperature along the continuous of blackbody curve
It adjusts.
It is core of the invention thought above, to keep the above objects, features and advantages of the present invention more obvious easily
Understand, the specific implementation mode of the present invention is described in detail below in conjunction with the accompanying drawings.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
Implemented different from other manner described here using other, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
Secondly, combination schematic diagram of the present invention is described in detail, when describing the embodiments of the present invention, for purposes of illustration only, table
Show that the sectional view of device architecture can disobey general proportion and make partial enlargement, and the schematic diagram is example, is not answered herein
Limit the scope of protection of the invention.In addition, three-dimensional space that should be comprising length, width and depth in actual fabrication.
In a kind of embodiment of adjustable color light source device of the present invention, referring to FIG. 1, as seen from the figure, this adjustable color
Light source device includes substrate 10, multiple luminescence units 11 and control circuit.
Luminescence unit 11 is arranged in 10 surface programming region of substrate, forms light-emitting surface.Specifically, in 10 table of the substrate
Face is provided with box dam 12, and the predeterminable area is surrounded by the box dam 12.
Multiple luminescence units 11 include the first luminescence unit 110 and monochromatic luminescence unit.
For first luminescence unit 110 for generating wide spectrum reference light, generated reference light spectrum is wider.Optionally,
One luminescence unit 110 generates white light or yellow light, and white-light spectrum covers full spectral band, and yellow light has compared with wide spectrum, to it
Spectrum is easier to modulate.
Specifically, monochromatic luminescence unit includes：Emitting red light unit 111 for generating red spectral band spectrum；For producing
The green emitting unit 112 of raw green light band spectrum；Blue-light-emitting unit 113 for generating blue wave band spectrum.
The three primary colors spectrum generated by controlling each monochromatic luminescence unit, is modulated reference light spectrum, control is formed
The spectral power distribution of mixed light, the mixed light to modulate output change different-colour, can realize the continuous of light source color temperature
It is adjustable, and can realize light source color temperature continuously adjusting along blackbody curve.
Optionally, luminescence unit 11 can be integrated in the LED chip on substrate 10, and light is generated by LED chip.
Alternatively, luminescence unit 11 may include the glimmering of integrated LED chip and the covering LED chip on the substrate 10
Luminescent material.LED chip generates ultraviolet to blue wave band light, excitation fluorescent material generation light under such mode.
Control circuit is integrated in substrate 10, for controlling first luminescence unit, each monochromatic list that shines respectively
Member shines, and compensates to form different-colour mixed light to reference spectra with the three primary colors spectrum that control generates.
In the present embodiment, the quantity of first luminescence unit 110 is multiple, multiple first luminescence units 110
And multiple monochromatic luminescence unit Hash are distributed in the predeterminable area, can refer to shown in Fig. 1.In this way so that by the
The mixed light even light mixing that one luminescence unit and each monochromatic luminescence unit generate.
Referring to FIG. 2, Fig. 2 is the circuit connection signal of the first luminescence unit and each monochromatic luminescence unit in the present embodiment
Figure.As seen from the figure, this light source device further include connect with control circuit, for the control circuit output pulse signal
Microcontroller 13, from microcontroller 13 to control circuit output pulse signal, control circuit is sent out to the first luminescence unit and each monochrome
Light unit input pulse voltage, to control shining for each luminescence unit, is realized with three by adjusting the duty ratio of each pulse signal
Primary color spectra is modulated reference spectra.
In another embodiment of adjustable color light source device of the present invention, first luminescence unit is arranged described pre-
If the center in region, multiple monochromatic luminescence unit Hash are distributed in the predeterminable area.Wherein the first luminescence unit
Quantity can be one, or can also be multiple.
Referring to FIG. 3, in adjustable color light source device shown in Fig. 3, the quantity of first luminescence unit 110 is one
A, the first luminescence unit 110 is arranged at the center of predeterminable area, and multiple monochrome luminescence unit Hash are distributed in the preset areas
In domain.First luminescence unit 110 is located at light-emitting surface center, generates wide spectrum reference light, surrounding each monochromatic luminescence unit production
Raw three primary colors spectrum is modulated reference spectra, can realize even light mixing.Referring to FIG. 4, Fig. 4 is first in the present embodiment
The circuit connection diagram of luminescence unit and each monochromatic luminescence unit, wherein by the microcontroller 13 that is connect with control circuit to
Control circuit output pulse signal, control circuit are led to the first luminescence unit and each monochromatic luminescence unit input pulse voltage
The duty ratio for overregulating each pulse signal, come control each luminescence unit shine, realize with three primary colors spectrum to reference spectra into
Row modulation.
In the present embodiment adjustable color light source device, the quantity of the first luminescence unit may be multiple, multiple first hairs
Light unit is distributed in the central area of substrate surface predeterminable area, generates reference light.
The present embodiment adjustable color light source device, generate wide spectrum reference light, using three primary colors spectrum to reference spectra into
Row modulation, control form the spectral power distribution of mixed light, to control different-colour output, it can be achieved that light source color temperature is along black matrix
Curve continuously adjusts, and this colour temperature tunable light source device can realize the arbitrary adjusting of different-colour under same colour rendering index.
A kind of adjustable color light source device provided by the present invention is described in detail above.Tool used herein
Principle and implementation of the present invention are described for body example, and the explanation of above example is only intended to help to understand this hair
Bright method and its core concept.It should be pointed out that for those skilled in the art, not departing from the present invention
, can be with several improvements and modifications are made to the present invention under the premise of principle, these improvement and modification also fall into right of the present invention
It is required that protection domain in.
Claims (8)
1. a kind of adjustable color light source device, which is characterized in that including：
Substrate；
Multiple luminescence units, multiple luminescence units are arranged in the substrate surface predeterminable area, including are used to generate width
First luminescence unit of spectrum reference light, and be respectively used to generate the monochromatic luminescence unit of three primary colors spectrum；
Control circuit is integrated in the substrate, for controlling first luminescence unit, each monochromatic luminescence unit respectively
It shines, reference spectra is compensated to form mixed light with the three primary colors spectrum that control generates.
2. adjustable color light source device according to claim 1, which is characterized in that be provided with and enclose in the substrate surface
Dam surrounds the predeterminable area by the box dam.
3. adjustable color light source device according to claim 1, which is characterized in that first luminescence unit is to generate in vain
The luminescence unit of light or yellow light.
4. adjustable color light source device according to claim 1, which is characterized in that it is described monochrome luminescence unit include：
Emitting red light unit for generating red spectral band spectrum；
Green emitting unit for Chan Sheng Green optical band spectrum；
Blue-light-emitting unit for generating blue wave band spectrum.
5. adjustable color light source device according to claim 1, which is characterized in that the luminescence unit is described to be integrated in
LED chip on substrate；
Alternatively, the luminescence unit includes the phosphor of integrated LED chip and the covering LED chip on the substrate
Material.
6. according to claim 1-5 any one of them adjustable color light source devices, which is characterized in that first luminescence unit
Quantity be multiple, multiple first luminescence units and multiple monochromatic luminescence unit Hash are distributed in described default
In region.
7. according to claim 1-5 any one of them adjustable color light source devices, which is characterized in that first luminescence unit
It is arranged at the center of the predeterminable area, multiple monochromatic luminescence unit Hash are distributed in the predeterminable area.
8. adjustable color light source device according to claim 1, which is characterized in that further include being connect with the control circuit
, for the microcontroller to the control circuit output pulse signal.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710271395.2A CN108730779A (en) | 2017-04-24 | 2017-04-24 | A kind of adjustable color light source device |
| EP17191629.9A EP3396712B1 (en) | 2017-04-24 | 2017-09-18 | Color temperature adjustable light source device |
| DK17191629.9T DK3396712T3 (en) | 2017-04-24 | 2017-09-18 | LIGHT SOURCE DEVICE WITH ADJUSTABLE COLOR TEMPERATURE |
| ES17191629T ES2926965T3 (en) | 2017-04-24 | 2017-09-18 | Adjustable color temperature light source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710271395.2A CN108730779A (en) | 2017-04-24 | 2017-04-24 | A kind of adjustable color light source device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108730779A true CN108730779A (en) | 2018-11-02 |
Family
ID=63934003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710271395.2A Pending CN108730779A (en) | 2017-04-24 | 2017-04-24 | A kind of adjustable color light source device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108730779A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109611707A (en) * | 2019-01-25 | 2019-04-12 | 济南坤锐光学科技有限公司 | A kind of color temperature adjustment device and method |
| CN115325470A (en) * | 2022-08-08 | 2022-11-11 | 重庆绿色科技开发（集团）有限公司 | Technology for manufacturing five-primary-color full-spectrum multicolor temperature light source by red, green, blue, yellow and white LED mixed light |
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| CN109611707A (en) * | 2019-01-25 | 2019-04-12 | 济南坤锐光学科技有限公司 | A kind of color temperature adjustment device and method |
| CN115325470A (en) * | 2022-08-08 | 2022-11-11 | 重庆绿色科技开发（集团）有限公司 | Technology for manufacturing five-primary-color full-spectrum multicolor temperature light source by red, green, blue, yellow and white LED mixed light |
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