CN108089257A - Segmentation luminous light guide and light guide assemblies - Google Patents
Segmentation luminous light guide and light guide assemblies Download PDFInfo
- Publication number
- CN108089257A CN108089257A CN201810142120.3A CN201810142120A CN108089257A CN 108089257 A CN108089257 A CN 108089257A CN 201810142120 A CN201810142120 A CN 201810142120A CN 108089257 A CN108089257 A CN 108089257A
- Authority
- CN
- China
- Prior art keywords
- light guide
- light
- luminous
- guide body
- optocoupler
- 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.)
- Granted
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0065—Manufacturing aspects; Material aspects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0091—Positioning aspects of the light source relative to the light guide
Abstract
Luminous light guide and light guide assemblies are segmented the present invention provides a kind of, is related to technical field of lamps.The light guide that the segmentation shines includes light guide body；Optical coupling face is provided on the end face of the light guide body, the light that the optical coupling face is used to launch light source is coupled into inside the light guide body；The side surface of the light guide body is used to the light being coupled into being totally reflected in inside, and is guided along the length direction of light guide body；The side surface of the light guide body is provided at least one optocoupler and appears along its length, and the optocoupler appears to make the light decoupling being coupled into.The present invention solves the lighting effect in the prior art for a plurality of luminosity curve of realization, it is necessary to the technical issues of using a plurality of light guide.
Description
Technical field
The present invention relates to technical field of lamps, and luminous light guide and light guide assemblies are segmented more particularly, to a kind of.
Background technology
So-called light guide (light guide) is exactly that a kind of light that LED is sent is oriented to front panel or you want from PCB
The structural member of luminous position.Transmission of the light in optical fiber, just as the water of rubber tube.From an end-fire of optical fiber
People's Ray Of Light, even if optical fiber is curved, light can also follow pipeline and be projected from the other end.When light is in a kind of medium
During propagation, it is that straight line is advanced；But at the interface of two media, for example light, from water during the directive water surface, light will occurs in it
Reflection and refraction.The result of reflection makes light change direction continue to propagate in water, and the result of refraction makes light deflection certain
Angle enter in air.The distribution of light is related with the angle of light and the water surface, and angle is smaller, the share that reflected light accounts for
Bigger, when this angle is less than certain value, all light will be all left in water, and cannot be introduced into air, at this moment
There is total reflection phenomenon.Total reflection phenomenon only occurs in the feelings that light is entered greatly the small substance of refractive index by refractive index to substance
Under condition.
In existing technical field of lamps, light guide is typically the lighting effect for being used for realizing continuous luminosity curve.In order to
Realize the lighting effect of a plurality of luminosity curve, it is necessary to use a plurality of light guide.
Based on this, luminous light guide and light guide assemblies are segmented to solve the technical issues of above-mentioned the present invention provides a kind of.
The content of the invention
Luminous light guide is segmented it is an object of the invention to provide a kind of, it is in the prior art more to realize to solve
The lighting effect of luminosity curve, it is necessary to the technical issues of using a plurality of light guide.
The present invention also aims to provide a kind of light guide assemblies, the light guide assemblies include the light that above-mentioned segmentation shines
It leads, for solving to realize the lighting effect of a plurality of luminosity curve, it is necessary to carry out the skill of combination pattern using the light guide of corresponding item number
Art problem.
Based on above-mentioned first purpose, luminous light guide is segmented the present invention provides a kind of, including light guide body；
Optical coupling face is provided on the end face of the light guide body, the optical coupling face is used for the light for launching light source
It is coupled into inside the light guide body；
The side surface of the light guide body is used to the light being coupled into being totally reflected in inside, and along the length of light guide body
Degree direction is guided；
The side surface of the light guide body is provided at least one optocoupler and appears along its length, and the optocoupler is used for
Make the light decoupling being coupled into.
Optionally, the light guide that above-mentioned segmentation shines, the optocoupler are appeared to be multiple.
Optionally, the light guide that above-mentioned segmentation shines, multiple optocouplers appear along the light guide body length direction simultaneously
Row are set.
Optionally, the light guide that above-mentioned segmentation shines, the optocoupler appear on be provided with optical patterns.
Optionally, the light guide that above-mentioned segmentation shines, the light guide are light-transmitting materials.
Optionally, the light guide that above-mentioned segmentation shines, the light guide body are the PC or PMMA of light transmission.
Based on above-mentioned second purpose, the present invention provides a kind of light guide assemblies, including light source and multiple segmentations
Luminous light guide；
The light source is used for multiple optical coupling surface launching light；
The optocoupler on the luminous light guide of multiple segmentations appears that different patterns can be combined into.
Optionally, above-mentioned light guide assemblies, the pattern are five-pointed star, M shape or polygon.
Optionally, above-mentioned light guide assemblies, the pattern are number or letter.
Optionally, above-mentioned light guide assemblies, the light source include multiple integral light sources；
Multiple integral light sources light guide luminous with multiple segmentations corresponds.
The luminous light guide of the segmentation provided by the invention, including light guide body；It is set on the end face of the light guide body
There is optical coupling face, the light that the optical coupling face is used to launch light source is coupled into inside the light guide body；The light guide
The side surface of body is used to the light being coupled into being totally reflected in inside, and is guided along the length direction of light guide body；Institute
The side surface for stating light guide body is provided at least one optocoupler and appears along its length, and the optocoupler appears to make the institute being coupled into
State light decoupling.The luminous light guide of segmentation provided by the invention, the light that light source is sent enter light guide body by optical coupling face,
Continuously total reflection occurs inside light guide body for the light being coupled, when light is appeared by the optocoupler on the light guide body back side
When, the light reflected on optocoupler is appeared is no longer totally reflected, and is then entered by the front of light guide body in air.Such as
This, forms corresponding luminosity curve on optocoupler is appeared.
The light guide assemblies provided by the invention, including the luminous light guide of light source and multiple segmentations；The light
Source is used for multiple optical coupling surface launching light；The optocoupler on the luminous light guide of multiple segmentations is appeared being capable of group
Synthesize different patterns.The light guide of the light guide assemblies provided by the invention, different number and layout can form different shape
Luminosity curve combination.
Based on this, the present invention has the lighting that multistage luminosity curve can be realized by a light guide compared with original technology
The advantages of effect.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in describing below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of the luminous light guide of segmentation provided in an embodiment of the present invention；
Fig. 2 is the schematic cross-section of the luminous light guide of segmentation provided in an embodiment of the present invention；
Fig. 3 is the luminous light guide lighting design sketch of segmentation provided in an embodiment of the present invention；
Fig. 4 is the structure diagram of light guide assemblies provided in an embodiment of the present invention；
Fig. 5 is the lighting design sketch of light guide assemblies provided in an embodiment of the present invention.
Icon：10- light sources；20- light guide bodies；21- optical couplings face；22- optocouplers are appeared；23- patterns.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, belong to the scope of protection of the invention.
In the description of the present invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Embodiment one
Fig. 1 is the structure diagram of the luminous light guide of segmentation provided in an embodiment of the present invention；Fig. 2 carries for the embodiment of the present invention
The schematic cross-section for the light guide that the segmentation of confession shines；Fig. 3 is the luminous light guide lighting effect of segmentation provided in an embodiment of the present invention
Figure.
As shown in Figure 1, providing a kind of light guide for being segmented and shining in the present embodiment, the luminous light guide of the segmentation includes
Light guide body 20；
Optical coupling face 21 is provided on the end face of the light guide body 20, the optical coupling face 21 is used to emit light source 10
The light gone out is coupled into inside the light guide body 20；
The side surface of the light guide body 20 is used to the light being coupled into being totally reflected in inside, and along light guide body 20
Length direction be guided；
The side surface of the light guide body 20 is provided at least one optocoupler and appears 22 along its length, and the optocoupler is appeared
22 are used to make the light decoupling being coupled into.
As shown in Fig. 2, the light guide that the segmentation provided by the invention is luminous, the light that light source 10 is sent pass through optical coupling face
21 enter light guide body 20, and continuously total reflection occurs inside light guide body 20 for the light being coupled, when light passes through light guide
Optocoupler on 20 back side of body appear 22 when, be no longer totally reflected in the light that optocoupler appears to reflect on 22, then pass through light
The front for leading body 20 is entered in air.In this way, appearing in optocoupler forms corresponding luminosity curve on 22.
Based on this, the present invention has the lighting that multistage luminosity curve can be realized by a light guide compared with original technology
The advantages of effect.
In the alternative of the present embodiment, the optocoupler appears 22 to be multiple.
Further, in the above-mentioned technical solutions, multiple optocouplers appear 22 along the length side of the light guide body 20
To being set up in parallel.
On an optical conductor, 22 are appeared there is provided at least one optocoupler for the luminous light guide of segmentation provided by the invention, should
Optocoupler is appeared the 22 light decouplings that can will inject light guide body 20, and forms corresponding luminosity curve, and traditional light guide, is
The lighting effect of a plurality of luminosity curve of realization, it is necessary to use a plurality of light guide.In the luminous light guide of segmentation provided in this embodiment,
In light guide body 20 two optocouplers is set to appear 22, therefore, both ends luminosity curve, specific lighting can be formed in light guide body 20
Design sketch is as shown in Figure 3.
Appear 22 situation of above-mentioned two optocouplers of setting is a preferred embodiment in the present embodiment, provided by the invention
The luminous light guide of segmentation can also appear to optocoupler according to required lighting effect 22 quantity and layout is designed, and save
The quantity of light guide and the quantity of light source 10, improve the utilization rate of light guide, cost are greatly saved.
In the alternative of the present embodiment, the optocoupler appears to be provided with optical patterns on 22.
The lighting effect of certain pattern 23 in order to obtain, in the luminous light guide of segmentation provided by the invention, optocoupler appears 22
The shape for the pattern 23 that can be shown as needed is designed, to form corresponding luminosity curve, so as to obtain required pattern 23.
In the alternative of the present embodiment, the light guide is light-transmitting materials.
In the above-mentioned technical solutions, further, the light guide body 20 is the PC or PMMA of light transmission.
PC is the abbreviation of makrolon, is one kind in the engineering plastics described in us, as by extensive in world wide
The material used, PC have the characteristic and advantage and disadvantage of its own.PC is a kind of armorphous thermoplastic resin of high comprehensive performance,
With excellent electrical insulating property, extensibility, dimensional stability and chemical resistance, higher intensity, heat resistance and cold resistance；
Also there is self-extinguishment, fire-retardant, nontoxic, pigmentable, high-transmittance.PMMA is a kind of transparent material of organic synthesis, except
Instead of glass, it is widely used in outside various lamps and lanterns, optical glass, Commdity advertisement cupboard business, aircraft glass, it is in recent years, various
Application of the derivative PMMA products in fields such as medicine, communication, electronic apparatus is more and more, and as the hot spot of investment.PMMA
With good electrical insulation capability, excellent arc resistance.The heat resistance and cold resistance of PMMA be not high, but ageing-resistant performance is excellent
It is good.Light guide body 20 preferably uses the PC or PMMA of light transmission in the present embodiment, can reach good lighting effect.
Embodiment two
Fig. 4 is the structure diagram of light guide assemblies provided in an embodiment of the present invention；Fig. 5 is light provided in an embodiment of the present invention
The lighting design sketch of guide assembly.
This embodiment offers a kind of light guide assemblies, the light guide assemblies, including light source 10 and multiple segmentations
Luminous light guide；
The light source 10 is used to emit light to multiple optical coupling faces 21；
The optocouplers on the luminous light guide of multiple segmentations appear 22 to be combined into different patterns 23.
Wherein, the luminous light guide of the segmentation includes light guide body 20；
Optical coupling face 21 is provided on the end face of the light guide body 20, the optical coupling face 21 is used to emit light source 10
The light gone out is coupled into inside the light guide body 20；
The side surface of the light guide body 20 is used to the light being coupled into being totally reflected in inside, and along light guide body 20
Length direction be guided；
The side surface of the light guide body 20 is provided at least one optocoupler and appears 22 along its length, and the optocoupler is appeared
22 are used to make the light decoupling being coupled into.
The luminous light guide of the segmentation, the light that light source 10 is sent enters light guide body 20 by optical coupling face 21, by coupling
Continuously total reflection occurs inside light guide body 20 for the light of conjunction, when light is appeared by the optocoupler on 20 back side of light guide body
When 22, no longer it is totally reflected in the light that optocoupler appears to reflect on 22, sky is then entered by the front of light guide body 20
In gas.In this way, appearing in optocoupler forms corresponding luminosity curve on 22.
Light guide assemblies provided by the invention by the way that the luminous light guide of multiple segmentations is combined, can obtain pattern 23
Different lighting effects.In the alternative of the present embodiment, the pattern 23 is five-pointed star, M shape or polygon.
As shown in figure 4, the present embodiment employs five luminous light guides of segmentation, set side by side on the luminous light guide of each segmentation
It has put two optocouplers and has appeared 22, five luminous light guides of segmentation are combined arrangement as shown in Figure 4, so that five segmentations are luminous
Optocoupler is appeared 22 shapes for together forming five-pointed star in light guide, and the effect after lighting is as shown in Figure 5.
In the alternative of the present embodiment, can also by four be provided with two optocouplers appear 22 the luminous light guide of segmentation
Combination lays out the pattern 23 of M shape, specifically, the luminous light guide combination of four segmentations is arranged in a crossed manner in central point, often
Two optocouplers on the luminous light guide of a segmentation appear 22 to be separately positioned on the both sides of central point, in this way, forming rice word after lighting
Shape pattern 23.
It is emphasized that the present embodiment combines the lighting effect to form Pentagram shape using five luminous light guides of segmentation
It fruit and is combined using four luminous light guides of segmentation and to form M shape and be the preferred embodiment of the present embodiment, but not only limited
In said program, since appear 22 quantity of the optocoupler on the luminous light guide of each segmentation can be set, two are not limited only to, because
This, can also be combined and lay out more patterns 23, such as number or letter.
In the alternative of the present embodiment, the light source 10 includes multiple integral light sources 10；
Multiple integral light sources 10 light guide luminous with multiple segmentations corresponds.
According to different patterns 23, the quantity of light source 10 can also do respective change, for example, above-mentioned shone using five segmentations
Light guide combine the situation of the lighting effect to form Pentagram shape, can monomer light be set in each segmentation luminous light guide front end
Source 10.If in the luminous light guide of the segmentation of combination, the luminous light guide of two or more segmentations is closer to the distance, can share a hair
Radiant 10, it is cost-effective to be further reduced the quantity of light source 10.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of be segmented luminous light guide, which is characterized in that including light guide body；
Optical coupling face is provided on the end face of the light guide body, the light that the optical coupling face is used to launch light source is coupled into
To inside the light guide body；
The side surface of the light guide body is used to the light being coupled into being totally reflected in inside, and along the length side of light guide body
To being guided；
The side surface of the light guide body is provided at least one optocoupler and appears along its length, and the optocoupler appears to make coupling
The light decoupling entered.
2. the luminous light guide of segmentation according to claim 1, which is characterized in that the optocoupler is appeared to be multiple.
3. the luminous light guide of segmentation according to claim 2, which is characterized in that multiple optocouplers are appeared along the light guide
The length direction of body is set up in parallel.
4. the luminous light guide of segmentation according to claim 1, which is characterized in that the optocoupler appear on be provided with optics flower
Line.
5. the luminous light guide of segmentation according to claim 1, which is characterized in that the light guide is light-transmitting materials.
6. the luminous light guide of segmentation according to claim 5, which is characterized in that the light guide body for light transmission PC or
PMMA。
7. a kind of light guide assemblies, which is characterized in that the light guide assemblies include light source and multiple such as claim 1-6 are any
The light guide that segmentation described in shines；
The light source is used for multiple optical coupling surface launching light；
The optocoupler on the luminous light guide of multiple segmentations appears that different patterns can be combined into.
8. light guide assemblies according to claim 7, which is characterized in that the pattern is five-pointed star, M shape or polygon.
9. light guide assemblies according to claim 7, which is characterized in that the pattern is number or letter.
10. light guide assemblies according to claim 7, which is characterized in that the light source includes multiple integral light sources；
Multiple integral light sources light guide luminous with multiple segmentations corresponds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810142120.3A CN108089257B (en) | 2018-02-11 | 2018-02-11 | Segmented light guide and light guide assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810142120.3A CN108089257B (en) | 2018-02-11 | 2018-02-11 | Segmented light guide and light guide assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108089257A true CN108089257A (en) | 2018-05-29 |
| CN108089257B CN108089257B (en) | 2023-09-22 |
Family
ID=62194497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810142120.3A Active CN108089257B (en) | 2018-02-11 | 2018-02-11 | Segmented light guide and light guide assembly |
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| Country | Link |
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| CN (1) | CN108089257B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111306456A (en) * | 2019-12-24 | 2020-06-19 | 东风雷诺汽车有限公司 | Assembly and method for expressing patterns or characters on thick-wall light guide |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110194306A1 (en) * | 2008-11-05 | 2011-08-11 | Koninklijke Philips Electronics N.V. | Light emitting device |
| CN104777546A (en) * | 2014-01-10 | 2015-07-15 | 堤维西交通工业股份有限公司 | Sectional light emitting and light guiding piece and lamp |
| CN107209406A (en) * | 2015-01-10 | 2017-09-26 | 镭亚股份有限公司 | Two-dimensional/three-dimensional (2D/3D) switchable displays backlight and electronic console |
| CN207817248U (en) * | 2018-02-11 | 2018-09-04 | 上海小糸车灯有限公司 | Segmentation luminous light guide and light guide assemblies |
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2018
- 2018-02-11 CN CN201810142120.3A patent/CN108089257B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110194306A1 (en) * | 2008-11-05 | 2011-08-11 | Koninklijke Philips Electronics N.V. | Light emitting device |
| CN104777546A (en) * | 2014-01-10 | 2015-07-15 | 堤维西交通工业股份有限公司 | Sectional light emitting and light guiding piece and lamp |
| CN107209406A (en) * | 2015-01-10 | 2017-09-26 | 镭亚股份有限公司 | Two-dimensional/three-dimensional (2D/3D) switchable displays backlight and electronic console |
| CN207817248U (en) * | 2018-02-11 | 2018-09-04 | 上海小糸车灯有限公司 | Segmentation luminous light guide and light guide assemblies |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111306456A (en) * | 2019-12-24 | 2020-06-19 | 东风雷诺汽车有限公司 | Assembly and method for expressing patterns or characters on thick-wall light guide |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108089257B (en) | 2023-09-22 |
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Address after: 201800 No. 767, Yecheng Road, Shanghai, Jiading District Patentee after: HUAYU VISION TECHNOLOGY (SHANGHAI) Co.,Ltd. Address before: 201800 No. 767, Yecheng Road, Shanghai, Jiading District Patentee before: SHANGHAI KOITO AUTOMOTIVE LAMP Co.,Ltd. |