CN108533981A - Light-emitting component - Google Patents
Light-emitting component Download PDFInfo
- Publication number
- CN108533981A CN108533981A CN201710121015.7A CN201710121015A CN108533981A CN 108533981 A CN108533981 A CN 108533981A CN 201710121015 A CN201710121015 A CN 201710121015A CN 108533981 A CN108533981 A CN 108533981A
- Authority
- CN
- China
- Prior art keywords
- light
- crystal grain
- reflecting portion
- substrate
- emitting component
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/10—Construction
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Led Device Packages (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
A kind of light-emitting component, including substrate and crystal grain, the crystal grain are set to the surface of the substrate, and the projection of the crystal grain on the surface of the substrate is in the surface of the substrate.The light-emitting component further includes light-reflecting portion, the light-reflecting portion is set to the surface of the substrate, in the surface of the substrate, the light-reflecting portion surrounds the crystal grain for the projection of the light-reflecting portion on the surface of the substrate, and the height of the light-reflecting portion is less than the height of the crystal grain.
Description
Technical field
The present invention relates to a kind of light-emitting components.
Background technology
In the prior art, through being widely used in display field as light source frequently with light emitting diode.Display device is logical
Include often the light-emitting component of a plurality of arrays arrangement, each light-emitting component includes at least crystal grain and substrate.The crystal grain is set to
On substrate, and it is usually identical as size of substrate, in process of production, large-sized crystal grain needs to consume more raw materials, makes
Excessively high at monitor overall cost, in the application, large-sized crystal grain needs to consume more electric energy.Therefore, in this field
In, the method for being designed and sized to the size less than substrate of crystal grain is carried out control cost and reduced to consume energy by generally use.But by
In that a part of light will be caused to be emitted by crystal grain side the size for being designed and sized to be less than substrate of crystal grain, to reduce just
To going out luminous intensity, while increasing the generation of glare phenomenon.Therefore, how to increase forward direction to go out luminous intensity, reduce glare phenomenon
Generation is current urgent problem to be solved.
Invention content
In view of this, a kind of light-emitting component of present invention offer is to solve how to increase, forward direction goes out luminous intensity, reduction dazzle shows
The technical issues of generation of elephant.
A kind of light-emitting component, including substrate and crystal grain, the crystal grain are set to the surface of the substrate, and the crystal grain is in base
The projection on the surface of plate further includes light-reflecting portion, the light-reflecting portion is set to the table of the substrate in the surface of the substrate
Face, in the surface of the substrate, the light-reflecting portion surrounds the crystal grain, institute for the projection of the light-reflecting portion on the surface of the substrate
The height for stating light-reflecting portion is less than the height of the crystal grain.
Further, the length of side of the crystal grain is less than 50 microns.
Further, the height of the light-reflecting portion is less than 20 microns.
Further, the light-reflecting portion is ring-type.
Further, the light-reflecting portion is a plurality of columns.
Further, the floor space of each column is less than the 50% of crystal grain floor space.
Further, there are gaps between a plurality of columns.
Further, the light-emitting component further includes blocking portion, and the blocking portion is located on substrate, and around described reflective
Portion.
Further, there are gaps between the blocking portion and the light-reflecting portion.
Light-reflecting portion is set to the surface of the substrate by light-emitting component provided by the present invention by offer light-reflecting portion, and
And make the projection of light-reflecting portion on the surface of the substrate in the surface of the substrate, then it is all in crystal grain around setting by light-reflecting portion
It encloses, and the height of light-reflecting portion is less than the height of crystal grain, so that the light being emitted by crystal grain side is able to be reflected by light-reflecting portion, no
The forward direction for increasing only the light-emitting component goes out luminous intensity, while reducing the generation of glare phenomenon.
Description of the drawings
Fig. 1 is the sectional view of light-emitting component provided by the present invention.
Fig. 2 is the vertical view of the first embodiment of light-emitting component provided by the present invention.
Fig. 3 is the vertical view of second of embodiment of light-emitting component provided by the present invention.
Fig. 4 is the vertical view of the third embodiment of light-emitting component provided by the present invention.
Fig. 5 is the sectional view of the 4th kind of embodiment of light-emitting component provided by the present invention.
Fig. 6 is the vertical view of the 4th kind of embodiment of light-emitting component provided by the present invention.
Main element symbol description
Following specific implementation mode will be further illustrated the present invention in conjunction with above-mentioned attached drawing.
Specific implementation mode
Below in conjunction with the attached drawing in embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clear
Chu is fully described by, it is clear that described embodiment is only some embodiments of the invention, rather than whole realities
Apply mode.
Based on the embodiment in the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
All of technologies and scientific terms used here by the article and the those skilled in the art for belonging to the present invention are usual
The meaning of understanding is identical.Used term is intended merely to description specific embodiment in the description of the invention herein
Purpose, it is not intended that in limitation the present invention.
The present invention provides a kind of light-emitting component 10.As shown in FIG. 1, FIG. 1 is cuing open for light-emitting component 10 provided by the present invention
View.
The light-emitting component 10 includes substrate 100, crystal grain 200 and light-reflecting portion 300.
Thin film field effect transistor (TFT, Thin Film Transistor), indium gallium zinc may be used in the substrate 100
Oxide (IGZO, Indium Gallium Zinc Oxide) and liquid crystal etc..The substrate 100 may include circuit structure (figure
Do not show).
The crystal grain 200 is set to the surface 101 of the substrate 100.The crystal grain 200 is on the surface of substrate 100 101
Projection so that the size of crystal grain 200 is less than the size of substrate 100, and then produces in the surface 101 of the substrate 100
Cost reduction, while in use, reducing the consumption of electric energy.
The crystal grain 200 may include epitaxial layer of gallium nitride, n type semiconductor layer, hair made of stacking gradually from top to bottom
Photoactive layer and p type semiconductor layer (not shown).The crystal grain 200 can also include nitrogen made of stacking gradually from top to bottom
Change gallium epitaxial layer, p type semiconductor layer, light emitting active layer and n type semiconductor layer (not shown).The length of side of the crystal grain 200 is small
In 50 microns.
The light-reflecting portion 300 is set to the surface 101 of the substrate 100.The light-reflecting portion 300 is on the surface of substrate 100
101 projection is in the surface 101 of the substrate 100, so that maintaining product size constant, does not generate cost damage additionally
Consumption.The light-reflecting portion 300 surrounds the crystal grain 200.The height of the light-reflecting portion 300 is less than the height of the crystal grain 200, not only
It maintains product size constant, and the light being emitted by 200 side of the crystal grain is made to be able to be reflected by the light-reflecting portion 300,
Forward direction to increase the light-emitting component 100 goes out luminous intensity, while reducing the generation of glare phenomenon.
Silica gel (silicon), epoxy resin (epoxy), aluminium (Al), nickel (Ni), titanium may be used in the light-reflecting portion 300
(Ti), silver-colored (Ag), copper (Cu), chromium (Cr), silica (SiO2), titanium oxide (TiO2) and the materials such as carbon (C).The light-reflecting portion 300
Height be less than 20 microns.
Referring to Fig. 2, Fig. 2 is the vertical view of the first embodiment of light-emitting component 10 provided by the present invention.
The light-reflecting portion 300 can be ring-type.The light-reflecting portion 300 surrounds the crystal grain 200.The crystal grain 200 is located at
The center of the light-reflecting portion 300.
Fig. 3-4 is please referred to, Fig. 3 is the vertical view of second of embodiment of light-emitting component 10 provided by the present invention, Fig. 4
For the vertical view of the third embodiment of light-emitting component 10 provided by the present invention.
The light-reflecting portion 300 can be a plurality of columns 301.The column 301 can be cylinder, triangular prism, gold
Word tower (not shown).The light-reflecting portion 300 can be the combination of the column 301 of different shapes and sizes.The plural number
There are gaps 302 between a column 301.A plurality of columns 301 can surround the crystal grain 200 1 and enclose (such as Fig. 3),
200 multi-turn (not shown) of the crystal grain can also be surround.A plurality of columns 301 can also be arranged in described according to demand
Around crystal grain 200 (such as Fig. 4).The floor space of each column 301 is less than the 50% of 200 floor space of crystal grain.
Further, Fig. 5-6 is please referred to, Fig. 5 is the 4th kind of embodiment of light-emitting component 10 provided by the present invention
Sectional view, Fig. 6 are the vertical view of the 4th kind of embodiment of light-emitting component 10 provided by the present invention.
Light-emitting component 10 provided by the present invention can also include blocking portion 400, and the blocking portion 400 is located at substrate 10
On, and surround the light-reflecting portion 300.The height of the blocking portion 400 is less than or equal to the height of the crystal grain 200.The blocking
The height in portion 400 is more than or equal to the height of the light-reflecting portion 300.There is sky between the blocking portion 400 and the light-reflecting portion 300
Gap 401.The blocking portion 400 can further reflect the light being emitted by 200 side of the crystal grain, to further increase
Add the forward direction of the light-emitting component 10 to go out luminous intensity, while reducing the generation of glare phenomenon.
The above is only the better embodiment of the present invention, the not limitation to the present invention in any form, though
The right present invention has been that better embodiment is disclosed above, is not limited to the present invention, any person skilled in the art,
Without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or are modified to
With variation equivalent implementations, as long as be without departing from technical solution of the present invention content, according to the technical essence of the invention to
Any simple modification, equivalent change and modification that upper embodiment is done, in the range of still falling within technical solution of the present invention.
Claims (9)
1. a kind of light-emitting component, including substrate and crystal grain, the crystal grain is set to the surface of the substrate, and the crystal grain is in substrate
Surface projection positioned at the substrate surface in, it is characterised in that：Further include light-reflecting portion, the light-reflecting portion is set to described
The surface of substrate, in the surface of the substrate, the light-reflecting portion surrounds institute for the projection of the light-reflecting portion on the surface of the substrate
Crystal grain is stated, the height of the light-reflecting portion is less than the height of the crystal grain.
2. light-emitting component as described in claim 1, it is characterised in that：The length of side of the crystal grain is less than 50 microns.
3. light-emitting component as described in claim 1, it is characterised in that：The height of the light-reflecting portion is less than 20 microns.
4. light-emitting component as described in claim 1, it is characterised in that：The light-reflecting portion is ring-type.
5. light-emitting component as described in claim 1, it is characterised in that：The light-reflecting portion is a plurality of columns.
6. light-emitting component as claimed in claim 5, it is characterised in that：The floor space of each column is less than crystal grain bottom surface
Long-pending 50%.
7. light-emitting component as claimed in claim 5, it is characterised in that：There are gaps between a plurality of columns.
8. light-emitting component as described in claim 1, it is characterised in that；Further include blocking portion, the blocking portion is located on substrate,
And surround the light-reflecting portion.
9. light-emitting component as claimed in claim 8, it is characterised in that：There is sky between the blocking portion and the light-reflecting portion
Gap.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710121015.7A CN108533981A (en) | 2017-03-02 | 2017-03-02 | Light-emitting component |
| TW106107250A TWI643365B (en) | 2017-03-02 | 2017-03-06 | Light emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710121015.7A CN108533981A (en) | 2017-03-02 | 2017-03-02 | Light-emitting component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108533981A true CN108533981A (en) | 2018-09-14 |
Family
ID=63489051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710121015.7A Pending CN108533981A (en) | 2017-03-02 | 2017-03-02 | Light-emitting component |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108533981A (en) |
| TW (1) | TWI643365B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113838842A (en) * | 2020-12-22 | 2021-12-24 | 友达光电股份有限公司 | Display panel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004031064A (en) * | 2002-06-25 | 2004-01-29 | Kawaguchiko Seimitsu Co Ltd | Backlight device |
| DE10249113A1 (en) * | 2002-10-22 | 2004-05-06 | Schefenacker Vision Systems Germany Gmbh & Co. Kg | Light, especially rear light, for vehicle, preferably motor vehicle, has light emitting diode provided as light source that radiates its light laterally and that is enclosed by reflection part |
| CN202469681U (en) * | 2012-02-06 | 2012-10-03 | 京东方科技集团股份有限公司 | Light emitting diode (LED) string |
| WO2013005488A1 (en) * | 2011-07-06 | 2013-01-10 | シャープ株式会社 | Light emitting device and display device |
| CN103765618A (en) * | 2011-07-06 | 2014-04-30 | 夏普株式会社 | Light emitting device and display device |
| CN105156941A (en) * | 2015-07-06 | 2015-12-16 | 高创(苏州)电子有限公司 | Backlight module and display device |
| CN106151961A (en) * | 2015-03-25 | 2016-11-23 | 苏州璨宇光学有限公司 | Backlight module |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10355182B2 (en) * | 2013-03-13 | 2019-07-16 | Lumileds Llc | Encapsulated LED lens with bottom reflectors |
| KR102076243B1 (en) * | 2013-09-04 | 2020-02-12 | 엘지이노텍 주식회사 | A light emitting device package |
-
2017
- 2017-03-02 CN CN201710121015.7A patent/CN108533981A/en active Pending
- 2017-03-06 TW TW106107250A patent/TWI643365B/en not_active IP Right Cessation
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004031064A (en) * | 2002-06-25 | 2004-01-29 | Kawaguchiko Seimitsu Co Ltd | Backlight device |
| DE10249113A1 (en) * | 2002-10-22 | 2004-05-06 | Schefenacker Vision Systems Germany Gmbh & Co. Kg | Light, especially rear light, for vehicle, preferably motor vehicle, has light emitting diode provided as light source that radiates its light laterally and that is enclosed by reflection part |
| WO2013005488A1 (en) * | 2011-07-06 | 2013-01-10 | シャープ株式会社 | Light emitting device and display device |
| CN103765618A (en) * | 2011-07-06 | 2014-04-30 | 夏普株式会社 | Light emitting device and display device |
| CN202469681U (en) * | 2012-02-06 | 2012-10-03 | 京东方科技集团股份有限公司 | Light emitting diode (LED) string |
| CN106151961A (en) * | 2015-03-25 | 2016-11-23 | 苏州璨宇光学有限公司 | Backlight module |
| CN105156941A (en) * | 2015-07-06 | 2015-12-16 | 高创(苏州)电子有限公司 | Backlight module and display device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113838842A (en) * | 2020-12-22 | 2021-12-24 | 友达光电股份有限公司 | Display panel |
| CN113838842B (en) * | 2020-12-22 | 2023-11-10 | 友达光电股份有限公司 | display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI643365B (en) | 2018-12-01 |
| TW201834274A (en) | 2018-09-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10256218B2 (en) | Light emitting device package | |
| EP2669947B1 (en) | Illumination device comprising light emitting diode chip providing light in multi-directions | |
| US10761373B2 (en) | Display device | |
| KR20090054072A (en) | Printed circuit board assembly and liquid crystal display having the same | |
| CN104006327A (en) | Light-emitting diode backlight module | |
| US20180321558A1 (en) | Display devices | |
| CN108533981A (en) | Light-emitting component | |
| Gilet et al. | 52‐1: Invited Paper: Nanostructures on Silicon to Solve the Active Display Paradigms | |
| US10707274B2 (en) | Display panel and manufacturing method thereof | |
| US11300724B2 (en) | Light emitting diode and backlight module using same | |
| US11169320B2 (en) | Light source member and display device having the same | |
| US9411089B2 (en) | Light source module and backlight unit having the same | |
| CN209981261U (en) | Pattern substrate and chip capable of adjusting light-emitting angle | |
| WO2021134571A1 (en) | Micro light-emitting diode chip and manufacturing method therefor, and display device | |
| US20210083149A1 (en) | Micro semiconductor chip, micro semiconductor structure, and transfer device | |
| CN117410416A (en) | Light emitting chip, manufacturing method of light emitting chip and display device | |
| WO2019184456A1 (en) | Surface light source, fabrication method therefor, and display device | |
| US20240162399A1 (en) | Drive backplane and method for preparing same, light-emitting substrate and method for preparing same | |
| CN204067416U (en) | A kind of light-emitting diode chip for backlight unit | |
| US20210336086A1 (en) | Surface light source chip and light emitting diode thereof | |
| US10020426B1 (en) | Light emitting device | |
| US20170062516A1 (en) | Light emitting diode (led) element | |
| US20210408078A1 (en) | Electronic Device Substrate, Manufacturing Method Thereof, and Electronic Device | |
| CN110739377A (en) | Micro light-emitting diode device | |
| CN203812903U (en) | LED chip and LED light emitting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180914 |
|
| RJ01 | Rejection of invention patent application after publication |