CN204516800U - Light emitting module and lighting device - Google Patents
Light emitting module and lighting device Download PDFInfo
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- CN204516800U CN204516800U CN201520023066.2U CN201520023066U CN204516800U CN 204516800 U CN204516800 U CN 204516800U CN 201520023066 U CN201520023066 U CN 201520023066U CN 204516800 U CN204516800 U CN 204516800U
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- light
- closure member
- emitting module
- light emitting
- lens
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Abstract
The utility model provides a kind of light emitting module and lighting device, according to the light emitting module of execution mode, it comprises: duplexer, there is light-emitting component and be arranged on the luminescent coating of at least upper surface of described light-emitting component, and there is the 1st thickness (W1) in the 1st direction from described light-emitting component towards described luminescent coating; Framework, is arranged on around described duplexer, has the 2nd thickness (W2) in described 1st direction larger than described 1st thickness (W1); Closure member, is filled in the inside of described framework in the mode covering described duplexer completely; And lens, be arranged on described closure member, the refractive index of described lens is equal with the refractive index of described closure member or less than the refractive index of described closure member.This light emitting module and the lamp circuit to described light emitting module supply electric power is comprised according to the lighting device of execution mode.This light emitting module and lighting device inhibit look uneven and improve light-output rate.
Description
Technical field
Execution mode of the present utility model relates to a kind of light emitting module and lighting device.
Background technology
Use light-emitting diode (Light Emitting Diode, LED) is had to be used as the light emitting module of light source.This kind of light emitting module is used in lighting device etc., can obtain higher brightness with less power consumption.
In light emitting module, light-emitting component and luminescent coating are set up on the same substrate.Light-emitting component and luminescent coating are closed by obturators such as resins.Light emitting module in the future self-emission device light, be incident to fluorophor with the light by carrying out self-emission device and the light that produces is mixed, thus radiate the light of aim colour.In this kind of light emitting module, expect suppress look uneven and improve light-output rate.
Prior art document
Patent documentation
Patent documentation 1: Japanese Patent Laid-Open 2013-239712 publication
Utility model content
[utility model problem to be solved]
Execution mode of the present utility model provides a kind of and inhibits look uneven and improve light emitting module and the lighting device of light-output rate.
[technological means of dealing with problems]
According to execution mode of the present utility model, provide a kind of light emitting module, it possesses duplexer, framework, closure member and lens.Described duplexer has light-emitting component and luminescent coating.Described duplexer has the 1st thickness W1 in the 1st direction from described light-emitting component towards described luminescent coating.Described luminescent coating is arranged at least upper surface of described light-emitting component.Described framework is arranged on around described duplexer.Described framework has the 2nd thickness W2 in described 1st direction larger than described 1st thickness W1.Described closure member is filled in the inside of described framework in the mode covering described duplexer completely.Described lens are arranged on described closure member.The refractive index of described lens is equal with the refractive index of described closure member or less than the refractive index of described closure member.
According to the light emitting module of the utility model execution mode, wherein said light-emitting component has silicon substrate, the refractive index of luminescent coating described in the refractive index ratio of described light-emitting component is large, and the refractive index of described luminescent coating is equal with the refractive index of described closure member or larger than the refractive index of described closure member.
According to the light emitting module of the utility model execution mode, wherein said lens are formed by the transmitting resin with fluorophor, and described luminescent coating has red-emitting phosphors, described fluorophor be in green-emitting phosphor and yellow fluorophor at least any one.
According to the light emitting module of the utility model execution mode, wherein said closure member engages with described lens, and the composition surface of any one in described closure member and described lens is provided with jog.
According to execution mode of the present utility model, provide a kind of lighting device, it comprises: light emitting module as above; And lamp circuit, to described light emitting module supply electric power.
(effect of utility model)
According to execution mode of the present utility model, can provide a kind of and inhibit look uneven and improve light emitting module and the lighting device of light-output rate.
Accompanying drawing explanation
Fig. 1 is the schematic plan view of the light emitting module representing the 1st execution mode.
Fig. 2 is the constructed profile of the light emitting module representing the 1st execution mode.
Fig. 3 is the constructed profile of another light emitting module representing the 1st execution mode.
Fig. 4 is the constructed profile of the lighting device representing the light emitting module being provided with the 1st execution mode.
Fig. 5 is the constructed profile of the light emitting module representing the 2nd execution mode.
Fig. 6 (a) and Fig. 6 (b) is the closure member to the 2nd execution mode and the bonding constructed profile be described of lens.
Description of reference numerals:
10: substrate;
11: light-emitting component;
11a: silicon substrate;
11b: blue led;
12,12a: luminescent coating;
13: framework;
14: closure member;
15: lens;
16: adhesive portion;
17: jog;
20: apparatus body;
21: fixed component;
22: recess;
30: lamp circuit;
100,110: light emitting module;
150: lighting device;
L, L1: light;
W1, W2, W3: thickness (size);
X, Y, Z: direction.
Embodiment
The utility model of execution mode is a kind of light emitting module, it comprises: duplexer, there is light-emitting component and be arranged on the luminescent coating of at least upper surface of described light-emitting component, and there is the 1st thickness W1 in the 1st direction from described light-emitting component towards described luminescent coating; Framework, is arranged on around described duplexer, has the 2nd thickness W2 in described 1st direction larger than described 1st thickness W1; Closure member, is filled in the inside of described framework in the mode covering described duplexer completely; And lens, be arranged on described closure member, the refractive index of described lens is equal with the refractive index of described closure member or less than the refractive index of described closure member.
According to this light emitting module, can suppress look uneven and improve light-output rate.
And, in described light emitting module, described light-emitting component has silicon substrate, and the refractive index of luminescent coating described in the refractive index ratio of described light-emitting component is large, and the refractive index of described luminescent coating is equal with the refractive index of described closure member or larger than the refractive index of described closure member.
According to this light emitting module, light-output rate can be improved.
And in described light emitting module, described lens are formed by the transmitting resin with fluorophor, and described luminescent coating has red-emitting phosphors, described fluorophor be in green-emitting phosphor and yellow fluorophor at least any one.
According to this light emitting module, can suppress look uneven and improve light-output rate.
And in described light emitting module, described closure member engages with described lens, the composition surface of any one in described closure member and described lens is provided with jog.
According to this light emitting module, look can be suppressed uneven and improve the bond strength of described closure member and described lens.
The utility model of execution mode is a kind of lighting device, and it comprises: the light emitting module described in described any one; And lamp circuit, to described light emitting module supply electric power.
According to this lighting device, can suppress look uneven and improve light-output rate.
Below, with reference to accompanying drawing, each execution mode of the present utility model is described.
In addition, accompanying drawing is schematic or conceptual person, and the thickness of each several part may not be identical with reality with size ratio between the relation of width, part etc.And, even if when representing same section, also represent with size different from each other or ratio depending on accompanying drawing sometimes.
In addition, in present specification and each figure, for the key element same with the aforesaid key element about the figure proposed, mark identical symbol and suitable detailed.
(the 1st execution mode)
Fig. 1 is the schematic plan view of the light emitting module 100 of illustration the 1st execution mode.
Fig. 2 is the constructed profile of the light emitting module 100 of illustration the 1st execution mode.
Fig. 3 is the constructed profile of another light emitting module 100 of illustration the 1st execution mode.
Fig. 2 is the constructed profile of the A1-A2 line in Fig. 1.
Light emitting module 100 possesses: substrate 10, the lens 15 arranging light-emitting component 11 on the substrate 10, be at least arranged on luminescent coating 12 on light-emitting component 11, arrange framework 13 on the substrate 10, closure member 14 and be arranged on framework 13 and closure member 14 in the mode of surrounding light-emitting component 11 and luminescent coating 12.
Z-direction is set to by from substrate 10 towards the direction of lens 15.Vertical relative to Z-direction 1 direction is set to X-direction.By vertical relative to X-direction and the direction vertical relative to Z-direction is set to Y direction.Z-direction is the 1st direction.
Substrate 10 can be formed by pottery (ceramics).Pottery is high to visible light reflectance, therefore, it is possible to improve the luminous efficiency of light emitting module 100.And, polycrystal alumina (alumina), sapphire (sapphire), aluminium nitride, silicon nitride, silica etc. also can be used to form substrate 10.Also glass (glass), silicon etc. can be used to form substrate 10.
When arranging multiple light-emitting component 11 on the substrate 10, light-emitting component 11 configures with the spacing parallel arranging of regulation in the X-direction of substrate 10.Such as, the substrate 10 formed by pottery due to thermal diffusivity good, therefore, it is possible to suppress the thermal impact between light-emitting component 11 set on substrate 10.Therefore, the spacing distance between light-emitting component 11 can be shortened, thus the miniaturization of light emitting module 100 becomes possibility.
Substrate 10 such as has rectangular shape.In the face side of substrate 10, the cream (paste) of half tone (screen) type metal etc. and form Wiring pattern (pattern), light-emitting component 11 is electrically connected with Wiring pattern.Power supply terminal can be set in the end of substrate 10.This kind of power supply terminal can be used light emitting module 100 to be electrically connected on the key element (such as lamp circuit) of lighting device.In addition, also can without Wiring pattern on substrate 10.The growth substrate of silicon (Si) etc. also can be installed and routing (wire) is connected to electrode set on light-emitting component 11.
Light-emitting component 11 is configured in the upper surface of substrate 10.Light-emitting component 11 is semiconductor light-emitting elements.Light-emitting component 11 such as has the sandwich construction sequentially laminated with n-type nitride semiconductor layer, InGaN luminescent layer and p-type nitride semiconductor layer.Light-emitting component 11 also can be formed by silicon substrate.Light-emitting component 11 is such as the blue led being sent blue light by electric current supply.
Below, light-emitting component 11 is set to blue led to be described, but also can be organic electroluminescent (Electroluminescence, EL) device (Organic Light Emitting Diode (Organic Light EmittingDiode)), semiconductor laser (laser) etc. send the light of regulation look other light-emitting components by electric current supply.
Luminescent coating 12 carries out wavelength convert to a part for the blue light sent from blue led.That is, luminescent coating 12 makes the blue light transmission from blue led irradiation, and excites yellow fluorophor by blue light and convert sodium yellow to, is mixed and radiate white light by the blue light of transmission with sodium yellow.By wavelength convert, irradiate white light L from luminescent coating 12.
Luminescent coating 12 disperses/mix yellow fluorophor and be applied on blue led to be formed in transparent resin.Transparent resin is such as silicone (silicone) resin.And luminescent coating 12 is also formed by forming machine or dipping (dipping).Such as, bonding material is set between luminescent coating 12 with light-emitting component 11, luminescent coating 12 is given bonding with light-emitting component 11.Luminescent coating 12 is at least arranged on directly over light-emitting component 11.Luminescent coating 12 such as also can based on the kind etc. of light-emitting component 11, arranges in the mode of the upper surface of covering luminous element 11 and side.
Framework 13 surrounds the duplexer that light-emitting component 11 and luminescent coating 12 are laminated.Framework 13 is formed by pottery or resin etc.Framework 13 such as comprises the high material of reflectance.Also reflectance coating can be set on the surface of framework 13.Size (thickness) W1 of the Z-direction of duplexer is less than the size W2 of the Z-direction of framework 13.The shape of framework 13 is roughly round shape (comprising toroidal or elliptical shape) when overlooking, and is roughly semicircle shape (comprising semi-circular shape or half-oval shaped) when analysing and observe.
Closure member 14 is by being formed to potting resin in substrate 10, the region that surrounds between framework 13 and lens 15.Closure member is formed by epoxy (epoxy) resin, resin such as urea (urea) resin, silicone resin etc.Closure member 14 makes the light transmissive component from luminescent coating 12 irradiation by filling and be solidified to form.The size W3 of the Z-direction of closure member 14 is roughly the same with the size W2 of framework 13.
Lens 15 are fitted in the upper surface of closure member 14.Lens 15 have lens diameter and the radius of curvature of regulation.Lens 15 and closure member 14 are such as same footpath.Lens 15 are formed by resin etc.The shape of lens 15 is roughly round shape when overlooking, and is roughly semicircle shape when analysing and observe.Lens 15 and closure member 14 are engaged by the bonding agent of the transparency etc.By lens 15 being arranged at the upper surface of closure member 14, thus improve from the derivation efficiency of the light of luminescent coating 12 irradiation.
If the refractive index of light-emitting component 11, luminescent coating 12, closure member 14 and lens 15 is set to n1, n2, n3 and n4 respectively, then it is preferable that and meet following relational expression (1).
n1＞n2≥n3≥n4…(1)
Such as, when light-emitting component 11 is formed by silicon substrate, only directly over blue led, luminescent coating 12 is configured.Repeatedly reflected etc. in closure member 14 sometimes by the light of closure member 14 with the interface total reflection of lens 15, thus cause light to be absorbed by the side of light-emitting component 11.As relational expression (1), reduced by the order making refractive index pass through according to the light carrying out self-emission device 11, thus efficiency can derive light well.
The refractive index n 2 of the light of luminescent coating 12 also can be roughly the same with the refractive index n 3 of the light of closure member 14.The refractive index n 3 of the light of closure member 14 also can be roughly the same with the refractive index n 4 of the light of lens 15.And it is preferable that, the refractive index of the bonding agent of refractive index n 3 and refractive index n 4 and bonding closure member 14 and lens 15 is roughly the same.The light irradiated via luminescent coating 12 from light-emitting component 11 exports to outside through closure member 14 from lens 15.
As shown in Figure 3, also multiple fluorophor can be arranged on the substrate 10.On the substrate 10, form the light-emitting component 11 comprising silicon substrate 11a and blue led 11b, directly over light-emitting component 11, be provided with the luminescent coating 12a comprising the 1st fluorophor.Light-emitting component 11 and luminescent coating 12a are surrounded by the closure member 14 comprising transmitting resin.And be provided with the lens 15 comprising transmitting resin on closure member 14, described transmitting resin comprises the 2nd fluorophor.
1st fluorophor is the red-emitting phosphors at wavelength 620nm ~ 650nm place with luminescence peak (peak).2nd fluorophor is yellow fluorophor or the green-emitting phosphor at wavelength 510nm ~ 570nm place with luminescence peak.Now, also at least any one the lens 15 comprised in yellow fluorophor and green-emitting phosphor can be arranged on closure member 14.
Such as, if give stacked by the layer of the layer of red-emitting phosphors and the layer of green-emitting phosphor or yellow fluorophor, then the light of wavelength 500nm ~ 600nm is easily absorbed by the luminescent coating of redness.That is, if the light from the layer of green-emitting phosphor or the layer of yellow fluorophor is absorbed by the layer of red-emitting phosphors, then luminescence loss (loss) of the layer of green-emitting phosphor or the layer of yellow fluorophor can be produced.As Fig. 3, arrange the luminescent coating 12a comprising the 1st fluorophor directly over light-emitting component 11, and on closure member 14, be provided with the resiniferous lens 15 of bag, described resin comprises the 2nd fluorophor.By this kind of structure, suppress the phenomenon that the light from the layer of green-emitting phosphor or the layer of yellow fluorophor is absorbed by the layer of red-emitting phosphors.And look inequality is also inhibited.
Fig. 4 is the constructed profile of the lighting device representing the light emitting module being provided with the 1st execution mode.In addition, in the diagram, the concrete structure of lighting device 150 bottom is eliminated.
As shown in Figure 4, lighting device 150 possesses light emitting module 100, apparatus body 20 and lamp circuit 30.Apparatus body 20 has the fixed component 21 be fixed the edge of substrate 10.And, in apparatus body 20, be provided with the recess 22 of collecting light emitting module 100.That is, substrate 10 is housed in the recess 22 of apparatus body 20.The top of ligthing paraphernalia 150 also can be covered by cover (cover) etc.
Fixed the edge of substrate 10 by the pressing force of the below (-Z-direction) of fixed component 21, thus light emitting module 100 is fixed on apparatus body 20.Thus light emitting module 100 is installed in lighting device 150.Light emitting module 100 method be installed in lighting device 150 is not limited to the method shown in Fig. 4, also can be bonding, be fitted together to, screw togather, any one method such as locking.
And light emitting module 100 is electrically connected with the lamp circuit 30 of lighting device 150.By the electrical connection of light emitting module 100 with lamp circuit 30, electric power is supplied to light emitting module 100.
Herein, if the shape of closure member be set to hemispherical etc., then light-output efficiency can be improved.But, when resin solidification being formed closure member, be difficult to shape closure member being processed into regulation.
Such as, and when arranging lens in light emitting module, in order to the light irradiated from luminescent coating is exported to outside by lens, luminescent coating is formed near light-emitting component, is formed in the surface of light-emitting component.In such cases, if there is deviation in the thickness of the vertical of luminescent coating (Z-direction), then about the color of the light radiated from luminescent coating, the aberration (below sometimes also referred to as angle aberration) of look not under inequality or each angle can be produced.About vertical (Z-direction) and the side surface direction (X-direction) of light-emitting component, angle aberration can be produced.
In present embodiment, the size W2 of framework is larger than the size W1 of the duplexer with light-emitting component 11 and luminescent coating 12, and framework 13 is arranged on the substrate 10 in the mode of surrounding duplexer.And closure member 14 is arranged in substrate 10, the region that surrounds between framework 13 and lens 15, and lens 15 are arranged on the upper surface of closure member 14.According to the structure of this kind of light emitting module 100, light-emitting component 11 is blocked towards a part for the light that side surface direction is irradiated by framework 13.And the colour temperature that light-emitting component 11 irradiates towards vertical is high, the colour temperature of irradiating towards side surface direction is low.If light-emitting component 11 is blocked towards a part for the light that side surface direction is irradiated by framework 13, then can reduce angle aberration.
According to execution mode of the present utility model, can provide a kind of and inhibit look uneven and improve light emitting module and the lighting device of light-output rate.
(the 2nd execution mode)
Fig. 5 is the constructed profile of the light emitting module 110 of illustration the 2nd execution mode.
Fig. 6 (a) and Fig. 6 (b) is the closure member to the 2nd execution mode and the bonding constructed profile be described of lens.
The profile of light emitting module 110 has been shown in Fig. 5.Illustrate in Fig. 6 (a) and Fig. 6 (b) and with lens 15, bonding amplification profile has been carried out to closure member 14.
As shown in Figure 5, light emitting module 110 possesses substrate 10, arranges light-emitting component 11 on the substrate 10, the luminescent coating 12 be arranged on light-emitting component 11, to arrange framework 13 on the substrate 10, closure member 14 and be arranged on the lens 15 of closure member 14 upper surface in the mode of surrounding light-emitting component 11 and luminescent coating 12.
In light emitting module 110, lens 15 are engaged by adhesive portion 16 with closure member 14.Such as, adhesive portion 16 is the bonding agent of the transparency.Lens 15 are fitted in the upper surface of closure member 14.And, closure member 14 is provided with jog 17.
Closure member 14 is arranged in substrate 10, the region that surrounds between framework 13 and lens 15.The size W3 of the Z-direction of closure member 14 is roughly the same with the size W1 of the Z-direction of framework 13.The size W2 of the Z-direction of framework 13 is larger than the size W1 of the Z-direction of duplexer.
As shown in Fig. 6 (a), jog 17 be arranged on closure member 14 with on the composition surface of lens 15.Such as by processing the surface of closure member 14, thus jog 17 is set on closure member 14.Jog 17 engages with lens 15 via adhesive portion 16.By arranging fine jog 17 on closure member 14, the white light L radiated from luminescent coating 12 in the closure member 14 boundary face generation scattering with lens 15, thus produces scattered light L1.
As the method arranging jog 17 on closure member 14, such as, when closure member 14 is formed by resin, there is the method for replicated fine concaveconvex structure after injection molding or compacting (press) are shaped.And, also minute concave-convex structure can be set to the surface irradiation laser of closure member 14.
When the material of closure member 14 is different from the material of lens 15, because the coefficient of expansion of bi-material is different, closure member 14 and lens 15 are easily peeled off.As present embodiment, closure member 14 is provided with jog 17, therefore closure member 14 increases with the contact area of lens 15.And, also produce thickening (anchor) effect.Therefore can the stripping of Restraining seal component 14 and lens 15.And, by jog 17, make the white light L scattering from luminescent coating 12 radiation and carry out colour mixture.If carry out colour mixture, then look inequality is minimized.
As shown in Fig. 6 (b), also can to lens 15 and the composition surface of closure member 14 process, thus jog 17 is set on lens 15.Jog 17 engages with closure member 14 via adhesive portion 16.By arranging fine jog 17 on lens 15, thus Restraining seal component 14 and the stripping of lens 15, by the colour mixture produced because of light scattering, thus reduce look inequality.
According to the present embodiment, can provide a kind of inhibit look uneven and improve light emitting module and the lighting device of light-output rate.
Above, with reference to concrete example, execution mode of the present utility model is illustrated.But the utility model is not limited to these concrete examples.Such as about the concrete structure of each key element such as apparatus body, fixed component, lamp circuit contained in substrate, light-emitting component, luminescent coating, framework, closure member, lens, adhesive portion and lighting device contained in light emitting module, as long as those skilled in the art implement the utility model equally by suitably selecting in known scope, and obtain same effect, then be all included in scope of the present utility model.And, for by the key element of any more than 2 in each concrete example person of combining in the scope of technical feasibility, as long as comprise purport of the present utility model, be then also contained in scope of the present utility model.
In addition, for those skilled in the art suitably to carry out design alteration and enforceable all light emitting modules and lighting device as execution mode of the present utility model based on above-mentioned light emitting module and lighting device, as long as comprise purport of the present utility model, then also belong to scope of the present utility model.In addition, should understand, in thought category of the present utility model, as long as those skilled in the art, just can expect various modification and fixed case, these modifications and fixed case also belong to scope of the present utility model.
Claims (4)
1. a light emitting module, is characterized in that comprising:
Duplexer, has light-emitting component and is arranged on the luminescent coating of at least upper surface of described light-emitting component, and have the 1st thickness (W1) in the 1st direction from described light-emitting component towards described luminescent coating;
Framework, is arranged on around described duplexer, has the 2nd thickness (W2) in described 1st direction larger than described 1st thickness (W1);
Closure member, is filled in the inside of described framework in the mode covering described duplexer completely; And
Lens, are arranged on described closure member,
The refractive index of described lens is equal with the refractive index of described closure member or less than the refractive index of described closure member.
2. light emitting module according to claim 1, is characterized in that,
Described light-emitting component has silicon substrate,
The refractive index of luminescent coating described in the refractive index ratio of described light-emitting component is large, and the refractive index of described luminescent coating is equal with the refractive index of described closure member or larger than the refractive index of described closure member.
3. light emitting module according to claim 1 and 2, is characterized in that,
Described closure member engages with described lens,
The composition surface of any one in described closure member and described lens is provided with jog.
4. a lighting device, is characterized in that comprising:
Light emitting module according to any one of claims 1 to 3; And
Lamp circuit, to described light emitting module supply electric power.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-108782 | 2014-05-27 | ||
| JP2014108782A JP2015225910A (en) | 2014-05-27 | 2014-05-27 | Light-emitting module and illumination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204516800U true CN204516800U (en) | 2015-07-29 |
Family
ID=53714745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520023066.2U Expired - Fee Related CN204516800U (en) | 2014-05-27 | 2015-01-13 | Light emitting module and lighting device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2015225910A (en) |
| CN (1) | CN204516800U (en) |
| TW (1) | TW201545381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108538875A (en) * | 2018-03-30 | 2018-09-14 | 京东方科技集团股份有限公司 | Light path control structure, dot structure and preparation method thereof, display panel |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108780830B (en) * | 2016-03-16 | 2020-03-31 | 亮锐控股有限公司 | Method for producing an LED module |
| JP6777105B2 (en) | 2018-01-31 | 2020-10-28 | 日亜化学工業株式会社 | Manufacturing method of light emitting device |
| JP7260828B2 (en) * | 2019-01-11 | 2023-04-19 | 日亜化学工業株式会社 | light emitting device |
| JP7037070B2 (en) * | 2019-01-11 | 2022-03-16 | 日亜化学工業株式会社 | Manufacturing method of light emitting device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006237264A (en) * | 2005-02-24 | 2006-09-07 | Kyocera Corp | Light emitting device and lighting apparatus |
| DE102006020529A1 (en) * | 2005-08-30 | 2007-03-01 | Osram Opto Semiconductors Gmbh | Optoelectronic component has semiconductor body emitting electromagnetic radiation that passes through an optical element comprising wavelength conversion material |
| JP5327042B2 (en) * | 2009-03-26 | 2013-10-30 | 豊田合成株式会社 | LED lamp manufacturing method |
| US9728676B2 (en) * | 2011-06-24 | 2017-08-08 | Cree, Inc. | High voltage monolithic LED chip |
| JP5527456B2 (en) * | 2013-04-10 | 2014-06-18 | 日亜化学工業株式会社 | Method for manufacturing light emitting device |
-
2014
- 2014-05-27 JP JP2014108782A patent/JP2015225910A/en not_active Ceased
-
2015
- 2015-01-13 CN CN201520023066.2U patent/CN204516800U/en not_active Expired - Fee Related
- 2015-01-16 TW TW104101488A patent/TW201545381A/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108538875A (en) * | 2018-03-30 | 2018-09-14 | 京东方科技集团股份有限公司 | Light path control structure, dot structure and preparation method thereof, display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015225910A (en) | 2015-12-14 |
| TW201545381A (en) | 2015-12-01 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150729 Termination date: 20180113 |