CN105633067A - Light emitting device - Google Patents
Light emitting device Download PDFInfo
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- CN105633067A CN105633067A CN201410589419.5A CN201410589419A CN105633067A CN 105633067 A CN105633067 A CN 105633067A CN 201410589419 A CN201410589419 A CN 201410589419A CN 105633067 A CN105633067 A CN 105633067A
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Abstract
The invention provides a light emitting device which emits white light for satisfying a requirement for a whitening effect in many application occasions. The light emitting device comprises a (circuit) substrate, at least one light emitting unit which is arranged on the substrate, a conductive part and a protective layer, wherein the conductive part and the protective layer are arranged on the substrate. The protective layer is provided with an accommodating area so that the light emitting unit is arranged in the accommodating area and is packaged and fixed by colloid. Furthermore the light emitting device is provided with a conductor which is arranged on the protective layer and is electrically connected with the light emitting unit and the conductive part, thereby obtaining a white total output spectrum. The light emitting device settles the defects of complicated structure, long manufacture time and relatively high cost in prior art.
Description
Technical field
The present invention relates to the structure of a kind of light launcher; Particularly relate to the structure technology of a kind of light emission system that white output light is provided.
Background technology
Application luminescent wafer or light emitting diode (LightEmittingDiode, or title LED) arrange gold thread, electrode etc., form light source or illuminator, have been existing skill, and have been widely used in many occasions or environment. In existing skill, in order to obtain white output light, being incident upon on environment or the commodity of displaying, the light including application blue-ray LED excites yellow fluorescent powder or phosphor, produces the light emitting module of white light; Apply the means such as red, blue, green LED mixing composition white-light emitting module. Such as, US2007/0284563A1 " LIGHTEMITTINGDEVICEINCLUDINGRGBLIGHTEMITTINGDIODESANDPHO SPHOR ", US8008850B2 " COLORTEMPERATURETUNABLEWHITELIGHTEMITTINGDEVICE " are (namely, Taiwan the 98125802nd " white light emitting device of adjustable color "), it is provided that typical embodiment.
The ray structure of above-mentioned US8008850B2 a case is in order to obtain comparatively ideal light output effect, lateral reflection plate, air dielectric layer, refractive index are set on a light emitting diode more than air dielectric layer, become the assemblies such as the omnibearing reflector of multilamellar kenel, transparency carrier and light diffusing sheet; Therefore, the structure of whole light-emitting device is more complicated, manufacturing man-hours, cost are all higher, and this situation is not it is desirable that.
Effect is manifested in order to obtain good white light color rendering properties or white light, existing skill also has revealed that a kind of to be applied wave-length coverage and arranges a material for transformation of wave length (such as at the blue light-emitting diode of 440nm��460nm, the fluorescent material of wavelength 500nm��780nm or phosphor), make material for transformation of wave length that the light of blue-ray LED to convert to green��red colored light, mix the emission wavelength range dark blue light-emitting diode at 400nm��440nm, and can obtain " the white light output effect of pure white ��; Such as, WO2013/150470A1 " WHITELIGHTEMITTINGMODULE " a, it is provided that specific embodiment.
Being mainly characterized by of above-mentioned WO2013/150470A1 a case: make material for transformation of wave length that the light of blue-ray LED to convert to green��red colored light, combine a dark blue smooth LED emission and go out the dark blue light of a certain amount of wavelength or short wavelength, and obtain white output light; The light of described deep blue-ray LED changes its wavelength not past material for transformation of wave length, and the light of described dark blue smooth LED emission is not normal blueness, can be only achieved the whole light emitting module output " effect of pure white �� white light.
Representational, these reference materials show the design skill about the related composite structures such as light launcher or module. If the combinative structure of overline this light launcher of design consideration so that it is structure is different from those existing, will can change its use kenel, and be different from old law; Substantially, also improving its application scenarios so that it is contribute to being incident upon particular commodity or being used in many special occasions or environment, the light improving it manifests the effects such as effect. Further, make existing skill structure complexity, manufacturing man-hours, relatively costly situation, be preferably minimized as much as possible. And these problems are not all taught in above-mentioned reference material or are specifically disclosed.
Summary of the invention
Whence is, namely the main purpose of the present invention is in that to provide a kind of light launcher, it is provided that a white light output, to meet many application scenarios desired " whitening " effect.
For achieving the above object, the technical solution used in the present invention is:
A kind of light launcher, it is characterised in that including:
One substrate, has first and second;
It is arranged at least one luminescence unit on substrate first;
It is arranged on the protective layer of substrate first and connects the conductive part of external power source;
Protective layer is that non-conductive material is made, and is formed with an accommodating area, makes above-mentioned luminescence unit be positioned at inside accommodating area, is coated and fixed by colloid; And
Electric conductor on the protection layer is set, and luminescence unit, conductive part are electrically connected.
2. light launcher according to claim 1, it is characterised in that: this protective layer includes the structure of two geometric form profiles, is respectively defined as the first structure, the second structure;
First structure, the second structure are respectively formed with a recess; Said two recess faces each other and jointly defines this accommodating area;
First structure of protective layer, the second structure are respectively equipped with joint hole, are used for combining conductive part;
Conductive part includes combination the first structure and engages first conductive part in hole, combines second conductive part in the second structure joint hole; And
Electric conductor includes the first electric conductor and the second electric conductor, arranges on the protection layer along recess.
In described light launcher: the first conductive part of this protective layer, the second conductive part form rectangular profile respectively, the long side direction at rectangle forms the recess of arc respectively;
The recess of the first conductive part, the second conductive part recess jointly define accommodating area formed circular contour;
First electric conductor and the second electric conductor become semi-circular profile respectively; And
First electric conductor and the second electric conductor collectively constitute annular profile, arrange on the protection layer along the shape of recess, position.
In described light launcher: this luminescence unit includes at least one ultraviolet light-emitting diodes and at least one blue light-emitting diode;
The range of light wavelengths of this ultraviolet light-emitting diodes is 380nm��420nm; The range of light wavelengths of blue light-emitting diode is 440nm��470nm;
Colloid comprises a material for transformation of wave length; Described material for transformation of wave length comprises first wave length transition material and second wave length transition material;
First wave length transition material has at least one UV fluorescent material, the light that conversion ultraviolet light-emitting diodes is launched, and produces the colored light of color temperature scope 2000K��18000K; UV fluorescent material be blue light, green glow, HONGGUANG UV fluorescent material at least one; And
Second wave length transition material has at least one fluorescent material, and the light that blue light-emitting diode is launched converts to the colored light of color temperature scope 2000K��18000K; The fluorescent material of described second wave length transition material is at least one of fluorescent material yellow, green, red.
In described light launcher: this luminescence unit includes at least one ultraviolet light-emitting diodes and at least one blue light-emitting diode;
The range of light wavelengths of this ultraviolet light-emitting diodes is 380nm��420nm; The range of light wavelengths of blue light-emitting diode is 440nm��470nm;
One material for transformation of wave length, is arranged on the position of material distance luminescence unit one setting height; Described material for transformation of wave length comprises first wave length transition material and second wave length transition material;
First wave length transition material has at least one UV fluorescent material, the light that conversion ultraviolet light-emitting diodes is launched, and produces the colored light of color temperature scope 2000K��18000K; UV fluorescent material be blue light, green glow, HONGGUANG UV fluorescent material at least one; And
Second wave length transition material has at least one fluorescent material, and the light that blue light-emitting diode is launched converts to the colored light of color temperature scope 2000K��18000K; The fluorescent material of described second wave length transition material is at least one of fluorescent material yellow, green, red.
In described light launcher: the configuration mode of this luminescence unit is to make multiple blue light-emitting diode be arranged in a ultraviolet light-emitting diodes peripheral position.
In described light launcher: this luminescence unit is configured with again at least one red light-emitting diode; The range of light wavelengths of described red light-emitting diode is 610nm��650nm.
In described light launcher: this luminescence unit is configured with again at least one green light LED.
In described light launcher: this luminescence unit forms the luminous tandem of series connection; Each luminous tandem is formed and is connected in parallel.
In described light launcher: the light launcher that this substrate, protective layer, electric conductor, luminescence unit are constituted, a carrier is coordinated to be arranged on the bottom of a lightguide; This substrate is one of them of metal basal board, circuit substrate and ceramic substrate;
Lightguide is an optical reflection element, includes a reflecting wall and connects the upper shed of reflecting wall, under shed; Under shed forms the position bottom lightguide;
Reflecting wall is a reflecting layer with reflecting material; Reflecting wall with a reference axis for benchmark, formed a bowl-like profile, parabolic outlines one of them; And
This carrier becomes geometric form profile, is formed with a groove room, for combining above-mentioned light launcher;
Carrier correspondence accommodating area, is provided with an aperture, and the light to allow luminescence unit exports.
In described light launcher: be provided with stake bottom this lightguide; Carrier correspondence stake, is provided with combination bore, allows vehicle group be contained in bottom lightguide.
Compared with prior art, the invention have the advantages that:
1. changing its use kenel and range of application, also significantly improve its white light output effect so that it is contribute to being incident upon particular commodity or being used in many special occasions or environment, the light color developing effect etc. improving it acts on.
2., particularly, as existing skill structure complexity, manufacturing man-hours, relatively costly situation, also obtain and significantly improve.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of light launcher of the present invention; Show the architectural scenarios of the parts such as this luminescence unit, electric conductor, protective layer and substrate;
Fig. 2 is the structural grouping schematic diagram of Fig. 1; Show accommodating area encapsulation material for transformation of wave length, the situation of cladding luminescence unit;
Fig. 3 is the planar structure schematic diagram of Fig. 2; Depict this luminescence unit and be electrically connected the situation of electric conductor;
Fig. 4 is a spectrum schematic diagram of light launcher of the present invention; The wavelength of light output area of display luminescence unit combined wave length conversion layer;
Fig. 5 is a structure cross-sectional schematic of the present invention;
Fig. 6 is a circuit diagram of light launcher of the present invention;
Fig. 7 is a configuration embodiment schematic diagram of luminescence unit of the present invention; Describe the blue light-emitting diode configuration scenario around ultraviolet light-emitting diodes;
Fig. 8 is another configuration embodiment schematic diagram of luminescence unit of the present invention; The configuration scenario of display ultraviolet light-emitting diodes, blue light-emitting diode and red light-emitting diode;
Fig. 9 is the spectrum schematic diagram of Fig. 8; Describe the wavelength of light output area of light emitting diode combined wavelength conversion layer;
Figure 10 is the another configuration embodiment schematic diagram of luminescence unit of the present invention; The configuration scenario of display ultraviolet light-emitting diodes, blue light-emitting diode, red light-emitting diode and green light LED;
Figure 11 is the STRUCTURE DECOMPOSITION schematic diagram that the one of the present invention revises embodiment; Depict light launcher and combine the architectural scenarios of a secondary optics;
Figure 12 is the structural grouping schematic diagram of Figure 11;
Figure 13 is the structure cross-sectional schematic of Figure 12.
Description of reference numerals: 10-substrate; 11-first; 12-second; 20-protective layer; 21-the first structure; 22-the second structure; 23,24-recess; 25-accommodating area; 27,28-engages hole; 30-conductive part; 31-the first conductive part; 38-the second conductive part; 40-electric conductor; 41-the first electric conductor; 42-the second electric conductor; 50-luminescence unit; 51-ultraviolet light-emitting diodes; 52-blue light-emitting diode; 53-red light-emitting diode; 54-green light LED; 58-luminescence tandem; 59-connecting line; 60-colloid; 65-material for transformation of wave length; 70-lightguide; 71-reflecting wall; 72-upper shed; Bottom 73-; 74-under shed; 75-stake; 80-carrier; 81-groove room; 82-aperture; 83-combination bore; ��-reference axis.
Detailed description of the invention
Referring to Fig. 1, Fig. 2 and Fig. 3, the light launcher of the present invention includes a substrate, generally represents with Ref. No. 10. Substrate 10 selects one can conduct electricity, the metal basal board of heat conduction (such as, copper base, aluminium base ... etc.) or circuit substrate (MetalCorePrintedCircuitBoard; MCPCB), ceramic substrate etc. Substrate 10 has one first face 11 and one second face 12, and substrate 10 (or first face 11) is provided with a protective layer 20; This protective layer 20 is the structure that non-conductive material makes two geometric form profiles, is respectively defined as first structure the 21, second structure 22.
In the embodiment adopted, described first structure the 21, second structure 22 rectangular profile respectively, the long side direction at rectangle is respectively formed with the recess 23,24 of an arc; Said two recess 23,24 faces each other and jointly defines the accommodating area 25 of an annular. And, first structure the 21, second structure 22 of this protective layer 20 is respectively equipped with joint hole 27,28, is used for combining conductive part 30; Conductive part 30 includes second conductive part 32 in first conductive part 31 in combined engagement hole 27, combined engagement hole 28; First conductive part the 31, second conductive part 32 may select copper or its similar material manufactured Board sheet kenel or conductive part 30 (or first conductive part 31, second conductive part 32) made the structure of nesa coating.
Figure also illustrates an electric conductor 40 being arranged on protective layer 20; Electric conductor 40 includes the first electric conductor 41 and the second electric conductor 42, becomes semi-circular profile respectively. In the embodiment adopted, the first electric conductor 41 and the second electric conductor 42 collectively constitute annular profile, and along the shape of recess 23,24, position, and be arranged on protective layer 20.
Fig. 2, Fig. 3 show at least one (white light) luminescence unit 50, are arranged on substrate 10 (or first face 11), and are positioned at inside accommodating area 25; Luminescence unit 50 and electric conductor the 40, first conductive part 31 (or second conductive part 32) are electrically connected, and obtain a pure white total output spectrum.
It is to say, first conductive part the 31, second conductive part 32 is for connecting external power source, electric power is made to be delivered to the first electric conductor the 41, second electric conductor 42 and luminescence unit 50. Luminescence unit 50 (or ultraviolet light-emitting diodes 51, blue light-emitting diode 52) is provided with connecting line 59 (such as, gold thread), connects this first electric conductor 41 or the second electric conductor 42.
Fig. 2, Fig. 3 also illustrate luminescence unit 50 and include at least one ultraviolet light-emitting diodes 51 and at least one blue light-emitting diode 52. The range of light wavelengths of this ultraviolet light-emitting diodes 51 or spectral region are 380nm��420nm; The range of light wavelengths of blue light-emitting diode 52 or spectral region are 440nm��470nm. And, arrange that colloid 60 is on accommodating area 25, be coated and fixed luminescence unit 50. Colloid 60 can comprise at least one or multi-wavelength's transition material, at least receiving this ultraviolet light-emitting diodes 51 and/or the light of blue light-emitting diode 52 transmitting; Further, excite the light of ultraviolet light-emitting diodes 51 to produce a visible ray, convert the light of blue light-emitting diode 52 to white light, after mixed light, obtain a pure white total output spectrum.
In preferred embodiment, material for transformation of wave length comprises first wave length transition material and second wave length transition material. First wave length transition material is changed or excites ultraviolet light-emitting diodes 51 to produce a desired visible ray (such as, the colored light of reference color temperature 2000K��18000K); Second wave length transition material is changed or excites blue light-emitting diode 52 to produce a desired visible ray (such as, the colored light of reference color temperature 2000K��18000K). It is to say, the combination of the optional at least one fluorescent material (such as, fluorescent material, fluorescent agent or phosphor) of material for transformation of wave length and/or multicolour UV fluorescent material; Such as, green, yellow, red fluorescence powder etc.
Specifically, first wave length transition material comprises at least one UV fluorescent material (such as, UV fluorescent material, UV fluorescent agent or UV phosphor) or the combination of multicolour UV fluorescent material, the light that ultraviolet light-emitting diodes 51 is launched can be converted to white light or other colored lights (such as, the colored light of the visible ray such as green��red or emission wavelength range 500nm��660nm); And, second wave length transition material comprises at least one fluorescent material, the light that blue light-emitting diode 52 is launched converts to white light, and makes whole light launcher obtain total output spectrum of pure white white.
It is to say, the UV fluorescent material of the ultraviolet excitation first wave length transition material of ultraviolet light-emitting diodes 51 transmitting, and change generation white light or green��red visible (such as, the colored light of emission wavelength range 500nm��660nm). Second wave length transition material mainly includes yellow fluorescent powder; The blue-light excited second wave length transition material that blue light-emitting diode 52 is launched, and change generation white output light; Further, white light or green��red visible mixing that described white output light and above-mentioned ultraviolet light-emitting diodes 51, the conversion of first wave length transition material produce export, and set up a light launcher with preferably white light color rendering properties; Such as, the spectrogram that Fig. 4 shows.
Refer to Fig. 5, specifically depict an embodiment revised. This colloid 60 encapsulates accommodating area 25, and be coated and fixed luminescence unit 50; And, make material for transformation of wave length (in this embodiment, material for transformation of wave length is denoted as 65) be arranged far from the position of luminescence unit 50 1 setpoint distance or setting height. Figure shows the position that material for transformation of wave length 65 is arranged on electric conductor 40.
Refer to Fig. 6, in feasible embodiment, luminescence unit 50 (or ultraviolet light-emitting diodes 51, blue light-emitting diode 52) becomes series connection and/or parallel way to connect. It is to say, adjacent ultraviolet light-emitting diodes 51, blue light-emitting diode 52 are connected line 59 forms the luminous tandem 58 of series connection; Each luminous tandem 58 is electrically connected in electric conductor 40 (first electric conductor 41 or the second electric conductor 42), makes each luminous tandem 58 form the kenel being connected in parallel.
Refer to Fig. 7, it is shown that a derivative embodiment; The configuration mode of this luminescence unit 50 is the situation making multiple blue light-emitting diode 52 be arranged in ultraviolet light-emitting diodes 51 peripheral position. Described embodiment after tested after, the color appearance index (CRI) of light launcher can be made to reach more than 80.
Fig. 8, Fig. 9 depict a feasible embodiment; The configuration mode of this luminescence unit 50 is configured with ultraviolet light-emitting diodes 51, blue light-emitting diode 52 and red light-emitting diode 53. Range of light wavelengths or the spectral region of described red light-emitting diode 53 are 610nm��650nm, make the color rendering of whole light launcher be improved as much as possible, and increase white articles and manifest the effect of original color. Described embodiment after tested after, the color appearance index (CRI) of light launcher can be made to reach more than 90; Such as, Fig. 9 shows the spectral situations that Fig. 8 embodiment produces.
Refer to Figure 10, depict a derivative embodiment; The configuration mode of this luminescence unit 50 is configured with ultraviolet light-emitting diodes 51, blue light-emitting diode 52, red light-emitting diode 53 and green light LED 54.
Substantially, blue light-emitting diode 52, red light-emitting diode 53, green light LED 54 launch light after mixed light, exportable white light. In feasible embodiment, blue light-emitting diode 52, red light-emitting diode 53, green light LED 54 also can distinguish the fluorescent material of excitation wavelength transition material, adjust or increase blue light or HONGGUANG or the output of green glow light, reach the similar above-mentioned color rendering making whole light launcher to be improved as much as possible, and increase white articles and manifest the effect of original color.
In a derivative embodiment, the UV fluorescent material of the UV excitation wavelength transition material that ultraviolet light-emitting diodes 51 is launched can be applied (such as, comprise HONGGUANG, green glow, blue light UV fluorescent material), the light that ultraviolet light-emitting diodes 51 is launched is made to excite this HONGGUANG, green glow, blue light UV fluorescent material respectively, and change generation white light or green��red visible (such as, the colored light of emission wavelength range 500nm��660nm), the white light to obtain similar Halogen light exports or manifests effect.
Refer to Figure 11, Figure 12 and Figure 13; show the light launcher that this substrate 10, protective layer 20, electric conductor 40, luminescence unit 50 etc. are constituted; selective incubation one carrier 80 is arranged on the situation of the bottom 73 of a secondary optics element (that is, lightguide 70). Described lightguide 70 is an optical reflection element, includes a reflecting wall 71, connects upper shed 72 (or light hole footpath) and the under shed 74 of reflecting wall 71; Under shed 74 forms the position in bottom 73. Reflecting wall 71 is a reflecting layer with reflecting material; Such as, optional reflecting layer, metal surface or other materials constitute the organizational structure of reflecting effect. And, reflecting wall 71, with a reference axis �� for benchmark, forms the kenel of a bowl-like profile, parabolic outlines or other geometric form profiles.
In the embodiment adopted, this 80 one-tenth of carrier geometric form profile, it is formed with a groove room 81, for combining above-mentioned light launcher; The corresponding accommodating area 25 of carrier 80, is provided with an aperture 82, and the light to allow luminescence unit 50 exports.
Figure also show carrier 80 and be provided with combination bore 83, allow carrier 80 be assembled in bottom lightguide 73. Specifically, bottom lightguide, 73 are provided with stake 75, the combination bore 83 of chimeric vector 80. In feasible embodiment, upper shed 72 position of lightguide 70 can configure optical lens or this material for transformation of wave length, changes or adjust the light output effect of light launcher.
Representational, this light launcher possess be provided with light output effect when, compared to old law, include following advantage and considering:
1. (such as, substrate 10 arranges first structure the 21, second structure 22 of protective layer 20 for this light launcher or its relevant coupling unit; First structure the 21, second structure 22 forms recess 23,24 respectively, jointly defines accommodating area 25, makes luminescence unit 50 be positioned at inside accommodating area 25; Along recess 23,24, first electric conductor the 41, second electric conductor 42 is set; Luminescence unit 50 combined wave length transition material or make light excite UV fluorescent material; Coordinate substrate 10, carrier 80 that the parts such as lightguide 70 are set) using and structural design, membership credentials etc., by overline design consideration so that it is be different from the combinative structure of existing LED, and it is different from old law; Further, changing its use kenel and range of application, also significantly improve its white light output effect so that it is contribute to being incident upon particular commodity or being used in many special occasions or environment, the light color developing effect etc. improving it acts on.
2., particularly, as existing skill structure complexity, manufacturing man-hours, relatively costly situation, also obtain and significantly improve.
Therefore, the invention provides an effective light launcher, its technical characteristic is different from those existing, and has advantage incomparable in old law, presents sizable progress, really fills part and meets the important document of patent of invention.
But, as described above, it is only the possible embodiments of the present invention, is not used for limiting scope of the invention process, namely all equalizations made according to the present patent application the scope of the claims change and modify, and are all contained by the scope of the claims of the present invention.
Claims (20)
1. a light launcher, it is characterised in that including:
One substrate, has first and second;
It is arranged at least one luminescence unit on substrate first;
It is arranged on the protective layer of substrate first and connects the conductive part of external power source;
Protective layer is that non-conductive material is made, and is formed with an accommodating area, makes above-mentioned luminescence unit be positioned at inside accommodating area, is coated and fixed by colloid; And
Electric conductor on the protection layer is set, and luminescence unit, conductive part are electrically connected.
2. light launcher according to claim 1, it is characterised in that: this protective layer includes the structure of two geometric form profiles, is respectively defined as the first structure, the second structure;
First structure, the second structure are respectively formed with a recess; Said two recess faces each other and jointly defines this accommodating area;
First structure of protective layer, the second structure are respectively equipped with joint hole, are used for combining conductive part;
Conductive part includes combination the first structure and engages first conductive part in hole, combines second conductive part in the second structure joint hole; And
Electric conductor includes the first electric conductor and the second electric conductor, arranges on the protection layer along recess.
3. light launcher according to claim 2, it is characterised in that: the first conductive part of this protective layer, the second conductive part form rectangular profile respectively, and the long side direction at rectangle forms the recess of arc respectively;
The recess of the first conductive part, the second conductive part recess jointly define accommodating area formed circular contour;
First electric conductor and the second electric conductor become semi-circular profile respectively; And
First electric conductor and the second electric conductor collectively constitute annular profile, arrange on the protection layer along the shape of recess, position.
4. the light launcher according to claim 1 or 2 or 3, it is characterised in that: this luminescence unit includes at least one ultraviolet light-emitting diodes and at least one blue light-emitting diode;
The range of light wavelengths of this ultraviolet light-emitting diodes is 380nm��420nm; The range of light wavelengths of blue light-emitting diode is 440nm��470nm;
Colloid comprises a material for transformation of wave length; Described material for transformation of wave length comprises first wave length transition material and second wave length transition material;
First wave length transition material has at least one UV fluorescent material, the light that conversion ultraviolet light-emitting diodes is launched, and produces the colored light of color temperature scope 2000K��18000K; UV fluorescent material be blue light, green glow, HONGGUANG UV fluorescent material at least one; And
Second wave length transition material has at least one fluorescent material, and the light that blue light-emitting diode is launched converts to the colored light of color temperature scope 2000K��18000K; The fluorescent material of described second wave length transition material is at least one of fluorescent material yellow, green, red.
5. the light launcher according to claim 1 or 2 or 3, it is characterised in that: this luminescence unit includes at least one ultraviolet light-emitting diodes and at least one blue light-emitting diode;
The range of light wavelengths of this ultraviolet light-emitting diodes is 380nm��420nm; The range of light wavelengths of blue light-emitting diode is 440nm��470nm;
One material for transformation of wave length, is arranged on the position of material distance luminescence unit one setting height; Described material for transformation of wave length comprises first wave length transition material and second wave length transition material;
First wave length transition material has at least one UV fluorescent material, the light that conversion ultraviolet light-emitting diodes is launched, and produces the colored light of color temperature scope 2000K��18000K; UV fluorescent material be blue light, green glow, HONGGUANG UV fluorescent material at least one; And
Second wave length transition material has at least one fluorescent material, and the light that blue light-emitting diode is launched converts to the colored light of color temperature scope 2000K��18000K; The fluorescent material of described second wave length transition material is at least one of fluorescent material yellow, green, red.
6. light launcher according to claim 4, it is characterised in that: the configuration mode of this luminescence unit is to make multiple blue light-emitting diode be arranged in a ultraviolet light-emitting diodes peripheral position.
7. light launcher according to claim 5, it is characterised in that: the configuration mode of this luminescence unit is to make multiple blue light-emitting diode be arranged in a ultraviolet light-emitting diodes peripheral position.
8. light launcher according to claim 4, it is characterised in that: this luminescence unit is configured with again at least one red light-emitting diode; The range of light wavelengths of described red light-emitting diode is 610nm��650nm.
9. light launcher according to claim 5, it is characterised in that: this luminescence unit is configured with again at least one red light-emitting diode; The range of light wavelengths of described red light-emitting diode is 610nm��650nm.
10. light launcher according to claim 4, it is characterised in that: this luminescence unit is configured with again at least one green light LED.
11. light launcher according to claim 5, it is characterised in that: this luminescence unit is configured with again at least one green light LED.
12. according to the light launcher described in claim 1 or 2 or 3, it is characterised in that: this luminescence unit forms the luminous tandem of series connection; Each luminous tandem is formed and is connected in parallel.
13. light launcher according to claim 4, it is characterised in that: this luminescence unit forms the luminous tandem of series connection; Each luminous tandem is formed and is connected in parallel.
14. light launcher according to claim 5, it is characterised in that: this luminescence unit forms the luminous tandem of series connection; Each luminous tandem is formed and is connected in parallel.
15. according to the light launcher described in claim 1 or 2 or 3, it is characterised in that: the light launcher that this substrate, protective layer, electric conductor, luminescence unit are constituted, coordinate a carrier to be arranged on the bottom of a lightguide; This substrate is one of them of metal basal board, circuit substrate and ceramic substrate;
Lightguide is an optical reflection element, includes a reflecting wall and connects the upper shed of reflecting wall, under shed; Under shed forms the position bottom lightguide;
Reflecting wall is a reflecting layer with reflecting material; Reflecting wall with a reference axis for benchmark, formed a bowl-like profile, parabolic outlines one of them; And
This carrier becomes geometric form profile, is formed with a groove room, for combining above-mentioned light launcher;
Carrier correspondence accommodating area, is provided with an aperture, and the light to allow luminescence unit exports.
16. light launcher according to claim 4, it is characterised in that: the light launcher that this substrate, protective layer, electric conductor, luminescence unit are constituted, coordinate a carrier to be arranged on the bottom of a lightguide; This substrate is one of them of metal basal board, circuit substrate and ceramic substrate;
Lightguide is an optical reflection element, includes a reflecting wall and connects the upper shed of reflecting wall, under shed; Under shed forms the position bottom lightguide;
Reflecting wall is a reflecting layer with reflecting material; Reflecting wall with a reference axis for benchmark, formed a bowl-like profile, parabolic outlines one of them; And
This carrier becomes geometric form profile, is formed with a groove room, for combining above-mentioned light launcher;
Carrier correspondence accommodating area, is provided with an aperture, and the light to allow luminescence unit exports.
17. light launcher according to claim 5, it is characterised in that: the light launcher that this substrate, protective layer, electric conductor, luminescence unit are constituted, coordinate a carrier to be arranged on the bottom of a lightguide; This substrate is one of them of metal basal board, circuit substrate and ceramic substrate;
Lightguide is an optical reflection element, includes a reflecting wall and connects the upper shed of reflecting wall, under shed; Under shed forms the position bottom lightguide;
Reflecting wall is a reflecting layer with reflecting material; Reflecting wall with a reference axis for benchmark, formed a bowl-like profile, parabolic outlines one of them; And
This carrier becomes geometric form profile, is formed with a groove room, for combining above-mentioned light launcher;
Carrier correspondence accommodating area, is provided with an aperture, and the light to allow luminescence unit exports.
18. light launcher according to claim 15, it is characterised in that: it is provided with stake bottom this lightguide; Carrier correspondence stake, is provided with combination bore, allows vehicle group be contained in bottom lightguide.
19. light launcher according to claim 16, it is characterised in that: it is provided with stake bottom this lightguide; Carrier correspondence stake, is provided with combination bore, allows vehicle group be contained in bottom lightguide.
20. light launcher according to claim 17, it is characterised in that: it is provided with stake bottom this lightguide; Carrier correspondence stake, is provided with combination bore, allows vehicle group be contained in bottom lightguide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410589419.5A CN105633067A (en) | 2014-10-28 | 2014-10-28 | Light emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410589419.5A CN105633067A (en) | 2014-10-28 | 2014-10-28 | Light emitting device |
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| Publication Number | Publication Date |
|---|---|
| CN105633067A true CN105633067A (en) | 2016-06-01 |
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| CN201410589419.5A Pending CN105633067A (en) | 2014-10-28 | 2014-10-28 | Light emitting device |
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| CN1866550A (en) * | 2005-05-18 | 2006-11-22 | 宏齐科技股份有限公司 | Multi-wavelength white light LED |
| US20090262515A1 (en) * | 2004-05-06 | 2009-10-22 | Seoul Opto-Device Co., Ltd. | Light emitting device |
| CN103363334A (en) * | 2012-04-05 | 2013-10-23 | 扬州艾笛森光电有限公司 | Lamp and light emitting diode module of same |
| CN101946115B (en) * | 2008-02-21 | 2014-04-30 | 皇家飞利浦电子股份有限公司 | Gls-alike led light source |
| CN203983273U (en) * | 2013-12-18 | 2014-12-03 | 扬州艾笛森光电有限公司 | Light emitting module and light-emitting device thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090262515A1 (en) * | 2004-05-06 | 2009-10-22 | Seoul Opto-Device Co., Ltd. | Light emitting device |
| CN1866550A (en) * | 2005-05-18 | 2006-11-22 | 宏齐科技股份有限公司 | Multi-wavelength white light LED |
| CN101946115B (en) * | 2008-02-21 | 2014-04-30 | 皇家飞利浦电子股份有限公司 | Gls-alike led light source |
| CN103363334A (en) * | 2012-04-05 | 2013-10-23 | 扬州艾笛森光电有限公司 | Lamp and light emitting diode module of same |
| CN203983273U (en) * | 2013-12-18 | 2014-12-03 | 扬州艾笛森光电有限公司 | Light emitting module and light-emitting device thereof |
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