CN220043718U - White light LED array - Google Patents
White light LED array Download PDFInfo
- Publication number
- CN220043718U CN220043718U CN202320234087.3U CN202320234087U CN220043718U CN 220043718 U CN220043718 U CN 220043718U CN 202320234087 U CN202320234087 U CN 202320234087U CN 220043718 U CN220043718 U CN 220043718U
- Authority
- CN
- China
- Prior art keywords
- white light
- light emitting
- emitting unit
- spectrum
- white
- 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.)
- Active
Links
- 238000001228 spectrum Methods 0.000 claims abstract description 86
- 238000009877 rendering Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Led Device Packages (AREA)
Abstract
The utility model discloses a white light LED array, which comprises a plurality of white light emitting unit modules, wherein each white light emitting unit module comprises a plurality of white light emitting units, the white light emitting unit modules at least have two spectrums to be mixed which meet a first condition when in operation, the first condition is that color temperatures are different and/or display fingers are different, the white light emitting units are a plurality of white light LED chips which are closely arranged and have the same or different spectrums to be mixed, and the number of the white light LED chips in each white light emitting unit is the same.
Description
Technical Field
The utility model relates to the technical field of white light LEDs, in particular to a white light LED array.
Background
The existing white light LED array can only realize the single continuous change of the display finger or can only realize the single continuous change of the color temperature, and in the same white light LED array, the continuous change of the display finger can not be realized independently, and simultaneously, the continuous change of the color temperature and the display finger can not be realized simultaneously, so that the flexibility is not strong, and the user experience is low.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the white light LED array which can not only independently realize continuous change of the display finger, but also independently realize continuous change of the color temperature, and can also simultaneously realize continuous change of the display finger at the same time, and has strong flexibility and high user experience.
A white light LED array of an embodiment of the present utility model includes:
the white light LED array comprises a plurality of white light emitting unit modules, the white light emitting unit modules comprise a plurality of white light emitting units, at least two spectrums to be mixed meeting a first condition are arranged when the white light emitting unit modules work, the first condition is that color temperatures are different and/or display directions are different, the white light emitting units are a plurality of white light LED chips which are closely arranged and have the same or different spectrums to be mixed, and the number of the white light LED chips in each white light emitting unit is the same.
The white light LED array provided by the embodiment of the utility model has at least the following beneficial effects:
the white light LED array of the embodiment of the utility model comprises a plurality of white light emitting unit modules, wherein the white light emitting unit modules comprise a plurality of white light emitting units, the white light emitting unit modules at least have two spectrums of light to be mixed which meet a first condition, wherein the first condition is that color temperatures are different and/or display fingers are different, the white light emitting units are a plurality of white light LED chips which are closely arranged and have the same or different spectrums of light to be mixed, and the number of the white light LED chips in each white light emitting unit is the same. Further, when the white light emitting unit module works, at least two spectrums of light to be mixed meeting a first condition are provided, when the white light emitting unit module works, the light spectrum of the two light to be mixed with different display fingers can be obtained, the display fingers of the emitted target light to be mixed are between the display fingers of the two light spectrums to be mixed, and then the independent continuous change of the display fingers of the target light to be mixed can be realized by adjusting the respective light mixing proportion of the two light spectrums during light mixing; the color temperature is the same, when the white light emitting unit module works, the color temperature of the emitted target mixed light can be obtained between the color temperatures of the two light spectrums to be mixed by displaying the same two light spectrums with different color temperatures, and then the independent continuous change of the target mixed light color temperature is realized by adjusting the respective mixed light proportion of the two light spectrums during light mixing; it can be further understood that when the white light emitting unit module works, the color temperature and the display index of the emitted target mixed light can be obtained by the spectrums of the two to-be-mixed lights with different color temperatures and different display indexes, and then the simultaneous continuous change of the target mixed light color and the display index is realized by adjusting the respective mixed light ratio of the two spectrums during light mixing.
Optionally, in one embodiment of the present utility model, the white light emitting unit module includes a first white light emitting unit, a second white light emitting unit and a third white light emitting unit, where the first white light emitting unit has a first spectrum, the second white light emitting unit has a second spectrum, and the third white light emitting unit has a third spectrum, the first spectrum has a color temperature different from the second spectrum and a color temperature different from the third spectrum.
Optionally, in an embodiment of the present utility model, the first white light emitting unit, the second white light emitting unit and the third white light emitting unit all have three white light LED chips with corresponding spectrums, and the three LED chips are adjacent to each other and distributed in an equilateral triangle.
Optionally, in an embodiment of the present utility model, the white light emitting unit module includes a plurality of fourth white light emitting units, where the fourth white light emitting units have a first white light LED chip, a second white light LED chip, and a third white light LED chip, the first white light LED chip has a fourth spectrum, the second white light LED chip has a fifth spectrum, the third white light LED chip has a sixth spectrum, the fourth spectrum is different in color temperature and indicates the same color temperature compared to the fifth spectrum, and the fifth spectrum is the same in color temperature and indicates the same color temperature compared to the sixth spectrum.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic diagram of a white LED array of a white light emitting unit module according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a white LED array of a white LED chip in a white light emitting unit when the white light emitting unit module has the same white light emitting unit.
Reference numerals:
a white light LED array 100; a white light emitting unit module 110; a first white light emitting unit 111; a second white light emitting unit 112; a third white light emitting unit 113; a fourth white light emitting unit 114; a first white light LED chip 1141; a second white light LED chip 1142; and a third white LED chip 1143.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
The existing white light LED array can only realize the single continuous change of the display finger or can only realize the single continuous change of the color temperature, and in the same white light LED array, the continuous change of the display finger can not be realized independently, and simultaneously, the continuous change of the color temperature and the display finger can not be realized simultaneously, so that the flexibility is not strong, and the user experience is low.
Based on the above technical problems, referring to fig. 1 and 2, an embodiment of the present utility model provides a white LED array, where the white LED array includes a plurality of white light emitting unit modules, the white light emitting unit modules include a plurality of white light emitting units, and when the white light emitting unit modules work, at least two spectrums of light to be mixed meeting a first condition are provided, the first condition is that color temperatures are different and/or display fingers are different, the white light emitting units are a plurality of white light LED chips closely arranged with the same or different spectrums, and the number of white light LED chips in each white light emitting unit is the same.
Further, the embodiment of the utility model has at least the following beneficial effects:
the white light LED array of the embodiment of the utility model comprises a plurality of white light emitting unit modules, wherein the white light emitting unit modules comprise a plurality of white light emitting units, the white light emitting unit modules at least have two spectrums of light to be mixed which meet a first condition, wherein the first condition is that color temperatures are different and/or display fingers are different, the white light emitting units are a plurality of white light LED chips which are closely arranged and have the same or different spectrums, and the number of the white light LED chips in each white light emitting unit is the same. Further, when the white light emitting unit module works, at least two spectrums of light to be mixed meeting a first condition are provided, when the white light emitting unit module works, the light spectrum of the two light to be mixed with different display fingers can be obtained, the display fingers of the emitted target light to be mixed are between the display fingers of the two light spectrums to be mixed, and then the independent continuous change of the display fingers of the target light to be mixed can be realized by adjusting the respective light mixing proportion of the two light spectrums during light mixing; the color temperature is the same, when the white light emitting unit module works, the color temperature of the emitted target mixed light can be obtained between the color temperatures of the two light spectrums to be mixed by displaying the same two light spectrums with different color temperatures, and then the independent continuous change of the target mixed light color temperature is realized by adjusting the respective mixed light proportion of the two light spectrums during light mixing; it can be further understood that when the white light emitting unit module works, the color temperature and the display index of the emitted target mixed light can be obtained by the spectrums of the two to-be-mixed lights with different color temperatures and different display indexes, and then the simultaneous continuous change of the target mixed light color and the display index is realized by adjusting the respective mixed light ratio of the two spectrums during light mixing.
Specifically, the embodiment of the utility model realizes that the white light emitting unit module has at least two spectrums to be mixed which meet the first condition when working in two ways, one is that the white light emitting unit module has at least three white light emitting units with different spectrums, and the other is that the white light emitting unit module has the same white light emitting unit, but at least three white light LED chips with different spectrums are arranged in the white light emitting unit. The following is an illustration for better explanation of the principles of embodiments of the present utility model.
In one embodiment of the present utility model, referring to fig. 1, the white light emitting unit module includes a first white light emitting unit having a first spectrum, a second white light emitting unit having a second spectrum, and a third white light emitting unit having a third spectrum, the first spectrum being different in color temperature and the same in display index as the second spectrum, and the second spectrum being the same in color temperature and the different in display index as the third spectrum. After the arrangement, if the single continuous change of the display fingers of the spectrum of the target mixed light emitted by the white light emitting unit module is wanted to be realized, the second white light emitting unit and the third white light emitting unit can be enabled to work, the first white light emitting unit is not enabled to work, the display fingers of the target mixed light which is finally mixed out are arranged between the respective display fingers of the second spectrum and the third spectrum, and then the mixed light with the single continuous change of the display fingers is obtained by adjusting the proportion of the mixed light of the second white light emitting unit and the third white light emitting unit; further, if the continuous change of the color temperature of the spectrum of the target mixed light emitted by the white light emitting unit module is desired, the first white light emitting unit and the second white light emitting unit can be enabled to work, the third white light emitting unit is disabled, the color temperature of the target mixed light finally mixed is between the respective color temperatures of the first spectrum and the second spectrum, and then the mixed light with the color temperature independently and continuously changed is obtained by adjusting the respective mixed light proportion of the first white light emitting unit and the second white light emitting unit; finally, if the color temperature and the display index of the target mixed light emitted by the white light emitting unit module are required to be changed continuously at the same time, the first white light emitting unit and the third white light emitting unit can be enabled to work, the first white light emitting unit is enabled not to work, the color temperature and the display index of the target mixed light which is mixed finally are respectively between the respective color temperature and the display index of the first spectrum and the respective color temperature and the display index of the third spectrum, and then the mixed light with the color temperature and the display index which are changed continuously at the same time is obtained by adjusting the mixing proportion of the respective light of the first white light emitting unit and the second white light emitting unit. The flexibility is strong, and the user experience is high.
Further, referring to fig. 1, in the present embodiment, the first white light emitting unit, the second white light emitting unit and the third white light emitting unit all have three white light LED chips with corresponding spectrums, and the three LED chips are adjacent to each other and distributed in an equilateral triangle. This arrangement is advantageous for improving the color temperature and/or the uniformity and luminous efficiency of the display.
In another embodiment of the present utility model, referring to fig. 2, the white light emitting unit module has the same white light emitting unit, that is, the white light emitting unit module includes a plurality of fourth white light emitting units, the fourth light emitting unit has a first white light LED chip, a second white light LED chip and a third white light LED chip, the first white light LED chip has a fourth spectrum, the second white light LED chip has a fifth spectrum, the third white light LED chip has a sixth spectrum, the fourth spectrum is different in color temperature and the same in color rendering index compared with the fifth spectrum, and the fifth spectrum is the same in color temperature and the same in color rendering index compared with the sixth spectrum. It can be understood that, in this embodiment, the principle of implementing the single continuous change of the display index or the single continuous change of the color temperature of the target mixed light emitted by the white light emitting module, or the simultaneous continuous change of the color temperature and the display index is substantially the same as that in the previous embodiment, but only the white light emitting unit is changed into the white light LED chip, so that the description thereof will not be repeated here.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (3)
1. The white light LED array is characterized by comprising a plurality of white light emitting unit modules, wherein each white light emitting unit module comprises a plurality of white light emitting units, at least two spectrums of light to be mixed meeting a first condition are arranged when the white light emitting unit module works, the first condition is that color temperatures are different and/or display fingers are different, the white light emitting units are a plurality of white light LED chips which are closely arranged and have the same or different spectrums of light to be mixed, and the quantity of the white light LED chips in each white light emitting unit is the same;
the white light emitting unit module comprises a first white light emitting unit, a second white light emitting unit and a third white light emitting unit, wherein the first white light emitting unit is provided with a first spectrum, the second white light emitting unit is provided with a second spectrum, the third white light emitting unit is provided with a third spectrum, the first spectrum is different in color temperature and different in display index compared with the second spectrum, and the second spectrum is different in color temperature and different in display index compared with the third spectrum; the first white light emitting unit, the second white light emitting unit and the third white light emitting unit are all provided with three white light LED chips with corresponding spectrums, and the three LED chips are adjacent to each other in pairs and distributed in an equilateral triangle.
2. The white LED array of claim 1, wherein the first white light emitting unit, the second white light emitting unit and the third white light emitting unit each have three white LED chips having corresponding spectrums, and the three LED chips are adjacent to each other in pairs and distributed in an equilateral triangle.
3. The white LED array of claim 1, wherein the white light emitting unit module comprises a plurality of fourth white light emitting units, the fourth white light emitting units having a first white LED chip, a second white LED chip, and a third white LED chip, the first white LED chip having a fourth spectrum, the second white LED chip having a fifth spectrum, the third white LED chip having a sixth spectrum, the fourth spectrum having a different color temperature and the same color rendering index as compared to the fifth spectrum, the fifth spectrum having the same color temperature and the different color rendering index as compared to the sixth spectrum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234087.3U CN220043718U (en) | 2023-02-16 | 2023-02-16 | White light LED array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234087.3U CN220043718U (en) | 2023-02-16 | 2023-02-16 | White light LED array |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220043718U true CN220043718U (en) | 2023-11-17 |
Family
ID=88740951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320234087.3U Active CN220043718U (en) | 2023-02-16 | 2023-02-16 | White light LED array |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220043718U (en) |
-
2023
- 2023-02-16 CN CN202320234087.3U patent/CN220043718U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103175166B (en) | Light source module and back light unit | |
| CN209229385U (en) | LED filament and light bulb | |
| CN101482232A (en) | Color temperature-adjustable LED lamp and its color temperature adjusting method | |
| CN101338877B (en) | Luminous diode array and backlight module group | |
| CN220043718U (en) | White light LED array | |
| CN101226305A (en) | LCD backlight system using mixed color LED light source combining with green LED light source | |
| CN101165391A (en) | LED light source system and backlight module group | |
| CN201273489Y (en) | Follow spotlight strip | |
| CN103899966B (en) | Light-emitting device | |
| CN102339567B (en) | LED electric lighting board and its driving method | |
| CN107561772A (en) | Backlight module and display device | |
| CN110233197A (en) | A kind of light source module group and the lighting device including the light source module group | |
| CN101968172A (en) | Color temperature variable white LED module and application method thereof | |
| CN202839736U (en) | Light emitting diode matrix substrate | |
| CN207921779U (en) | Light emitting diode filament module | |
| CN110517598A (en) | Display component, display device and water heater | |
| CN101226306A (en) | LCD backlight system using LED light source | |
| CN1873297A (en) | Area light source for elevator car | |
| CN102022628B (en) | Light-emitting diode lighting device | |
| CN201517706U (en) | Light-mixing illumination device | |
| CN204785707U (en) | Can simulate luminous LED lamps and lanterns of tungsten lamp | |
| CN109449191A (en) | A kind of OLED display panel and its control method, display device | |
| CN217816267U (en) | Multifunctional light source and multifunctional stage lighting system | |
| US20120113681A1 (en) | Lightbar module and backlight device | |
| CN212672978U (en) | LED lamp with multiple brightness control gears |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |