CN102185080B - Light emitting diode display device and light emitting diode component thereof - Google Patents
Light emitting diode display device and light emitting diode component thereof Download PDFInfo
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- CN102185080B CN102185080B CN 201110083333 CN201110083333A CN102185080B CN 102185080 B CN102185080 B CN 102185080B CN 201110083333 CN201110083333 CN 201110083333 CN 201110083333 A CN201110083333 A CN 201110083333A CN 102185080 B CN102185080 B CN 102185080B
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Abstract
The invention relates to a light emitting diode display device which comprises a substrate and multiple light emitting diode components, wherein the multiple light emitting diode components are arranged on one bearing surface of the substrate; each light emitting diode component comprises an encapsulating cover; the encapsulating cover is provided with a bottom surface and a light emitting surface which are opposite to each other; the bottom surface is arranged on the bearing surface; each light emitting diode component is used for providing divergent beams which are emitted from the light emitting surface; and one central axis of the divergent beams is not perpendicular to the bottom surface of the encapsulating cover. The invention also provides the light emitting diode component of the light emitting diode display device. The light emitting diode display device and light emitting diode component thereof provided by the invention have the advantage of ensuring that the utilization rate of light rays can be improved.
Description
Technical field
The invention relates to a kind of display unit and display element thereof, particularly about a kind of light emitting display device and light-emitting diode thereof.
Background technology
Light-emitting diode (Light Emitting Diode, LED) display unit has a wide range of applications in life, and it can be applicable to various public places or commercial location, plays the effect of publicity or advertisement.The installation site of light emitting display device generally is higher than the position at user place, is beneficial to more user and watches the shown content of light emitting display device.
Fig. 1 is existing luminous generalized section by utmost point tube display device.See also Fig. 1, a kind of existing light emitting display device 50 comprises a substrate 52 and a plurality of light-emitting diode 54, these light-emitting diodes 54 are disposed on the loading end 53 of substrate 52, each light-emitting diode 54 comprises a package 55, and package 55 has an exiting surface 56.Each light-emitting diode 54 provides from the divergent beams 57 of exiting surface 56 outgoing, and the central shaft 58 of divergent beams 57 is perpendicular to loading end 53.
Yet, because the installation site of light emitting display device 50 is usually above the position at beholder place, and the central shaft 58 of the divergent beams 57 that light emitting display device 50 sends is perpendicular to the loading end 53 of substrate 52, therefore, its dead ahead of a big chunk light directive that light emitting display device 50 sends or its top, more light is difficult to enter beholder's eyes, and light utilization is lower.
Summary of the invention
The object of the invention is to provide a kind of light emitting display device and light-emitting diode thereof, and it can promote light utilization.
For reaching above-mentioned advantage, the invention provides a kind of light-emitting diode, it comprises a package, package has relative a bottom surface and an exiting surface.Light-emitting diode is in order to provide from the divergent beams of exiting surface outgoing, and a central shaft of divergent beams is not orthogonal to the bottom surface of package, described exiting surface is the plane, and the angle that exiting surface is certain with respect to inclined bottom surface, in one embodiment of the invention, described light-emitting diode also comprises at least one light-emitting diode chip for backlight unit, at least one light-emitting diode chip for backlight unit is disposed in the package, the exiting surface of package has two relative and parallel first sides, these first sides are different with respect to the distance of the bottom surface of light-emitting diode, each light-emitting diode chip for backlight unit has the exiting surface of a parallel bottom surface, the exiting surface of each light-emitting diode chip for backlight unit has two relative and parallel second sides, and these first sides are parallel to these second sides.
In one embodiment of the invention, described light-emitting diode is the surface attaching type light-emitting diode.
The present invention also provides a kind of light emitting display device, and it comprises a substrate and a plurality of light-emitting diode.A plurality of light-emitting diodes are disposed on the loading end of substrate.Each light-emitting diode comprises a package, and package has relative a bottom surface and an exiting surface.The bottom surface is disposed on the loading end, each light-emitting diode is in order to provide from the divergent beams of exiting surface outgoing, and a central shaft of divergent beams is not orthogonal to the bottom surface of package, described these light-emitting diodes consist of a plurality of pixels, each pixel comprises the light-emitting diode of multiple color, in light emitting display device of the present invention and light-emitting diode thereof, the central shaft of the divergent beams of each light-emitting diode outgoing is not orthogonal to the bottom surface of package, thereby the light direction of capable of regulating light-emitting diode, can make more light enter beholder's eyes, promote the utilance of light.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above and other objects of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 is the generalized section of existing light emitting display device.
Figure 2 shows that the schematic top plan view of the light emitting display device of one embodiment of the invention.
Figure 3 shows that the generalized section of light emitting display device shown in Figure 2.
Figure 4 shows that the schematic perspective view of the light-emitting diode of light emitting display device shown in Figure 3.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, light emitting display device and its embodiment of light-emitting diode, structure, feature and effect thereof to foundation the present invention proposes are described in detail as follows.
Figure 2 shows that the schematic top plan view of the light emitting display device of one embodiment of the invention.Figure 3 shows that the generalized section of light emitting display device shown in Figure 2, it should be noted that, only illustrate the structure of light emitting display device among Fig. 2 and Fig. 3, do not represented quantity and the arrangement mode of the light-emitting diode of actual leds display unit.See also Fig. 2 and Fig. 3, the light emitting display device 100 of the present embodiment comprises a substrate 110 and a plurality of light-emitting diode 120.These light-emitting diodes 120 are disposed on the loading end 112 of substrate 110.Each light-emitting diode 120 comprises a package 121, and package 121 has a bottom surface 122 and an exiting surface 123 relative with bottom surface 122.Each light-emitting diode 120 is in order to providing from the divergent beams L of exiting surface 123 outgoing, and the central shaft A of divergent beams L is not orthogonal to the bottom surface 122 of package 121.
In the present embodiment, these light-emitting diodes 120 can be the surface attaching type light-emitting diode, but the present invention is not as limit.The exiting surface 123 of the package 121 of each light-emitting diode 120 for example is the plane, and exiting surface 123 is with respect to the certain angle of bottom surface 122 inclinations, so that the central shaft A of divergent beams L is not orthogonal to bottom surface 122.In addition, the exiting surface 123 of the package 121 of each light-emitting diode 120 is for example identical with respect to the angle of bottom surface 122 inclinations of package 121.
In addition, these light-emitting diodes 120 can consist of a plurality of pixels, and each pixel comprises the light-emitting diode of multiple color.Each pixel can comprise red light emitting diodes element, green LED element and blue LED element, but the present invention is not as limit, in other embodiments, each pixel also can comprise red light emitting diodes element, green LED element, blue LED element and white light-emitting diode element.
Figure 4 shows that the schematic perspective view of the light-emitting diode of light emitting display device shown in Figure 3.See also Fig. 4, each light-emitting diode 120 also comprises at least one light-emitting diode chip for backlight unit 124, at least one light-emitting diode chip for backlight unit 124 is disposed in the package 121, in the present embodiment, the quantity of the light-emitting diode chip for backlight unit 124 of each light-emitting diode 120 is as example take one, but the present invention is not as limit, and in other embodiments, the quantity of light-emitting diode chip for backlight unit 124 can be a plurality of.The exiting surface 123 of package 121 has relative and parallel two first side 123a, 123b, and these first sides 123a, 123b are different with respect to the distance of the bottom surface 122 of the package 121 of light-emitting diode 120.Specifically, first side 123a with respect to the distance of bottom surface 122 greater than the distance of first side 123b with respect to bottom surface 122, so that the exiting surface 123 of package 121 is with respect to the bottom surface 122 of package 121 certain angle that tilts.Each light-emitting diode chip for backlight unit 124 has the exiting surface 125 of the bottom surface 122 of a parallel package 121.The exiting surface 125 of each light-emitting diode chip for backlight unit 124 has relative and parallel two second side 125a, 125b, and these first sides 123a, 123b are parallel to these second sides 125a, 125b, thereby reach the adjustment effect of better light direction.
Need to prove, the present invention does not limit the shape of exiting surface of package and the ornaments angle of light-emitting diode chip for backlight unit, in other embodiments, the exiting surface of the package of each light-emitting diode also can be nonplanar structure, it for example is the surface of curved surface or other shape, the light direction of ornaments angle adjustment light emitting display device of the form fit light-emitting diode chip for backlight unit of exiting surface that can be by the design package makes the central shaft of divergent beams be not orthogonal to the bottom surface of package.In the light emitting display device 100 and light-emitting diode 120 thereof of the present embodiment, because the ornaments angle of form fit light-emitting diode chip for backlight unit 124 of the exiting surface 123 by design package 121 is adjusted the light direction of light-emitting diode 120, thereby the light direction of capable of regulating light-emitting diode 120, make more light enter user's eyes, promote the utilance of light.
From the above, in the light emitting display device of the present invention, the central shaft of the divergent beams of each light-emitting diode outgoing is not orthogonal to the bottom surface of package, thereby the light direction of capable of regulating light emitting display device, can make more light enter user's eyes, promote the utilance of light.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (5)
1. light-emitting diode, it is characterized in that, comprise a package, this package has relative a bottom surface and an exiting surface, this light-emitting diode is in order to provide from the divergent beams of this exiting surface outgoing, and a central shaft of these divergent beams is not orthogonal to this bottom surface of this package, this exiting surface is the plane, and the angle that this exiting surface is certain with respect to this inclined bottom surface, this light-emitting diode also comprises at least one light-emitting diode chip for backlight unit, this at least one light-emitting diode chip for backlight unit is disposed in this package, the exiting surface of this package has two relative and parallel first sides, described first side is different with respect to the distance of this bottom surface of this light-emitting diode, each light-emitting diode chip for backlight unit has the exiting surface of parallel this bottom surface, the exiting surface of each light-emitting diode chip for backlight unit has two relative and parallel second sides, and described first side is parallel to described second side.
2. light-emitting diode as claimed in claim 1, it is characterized in that: this light-emitting diode is the surface attaching type light-emitting diode.
3. a light emitting display device is characterized in that, comprising:
A substrate; And
A plurality of light-emitting diodes, be disposed on the loading end of this substrate, each light-emitting diode comprises a package, this package has relative a bottom surface and an exiting surface, this bottom surface is disposed on this loading end, each light-emitting diode is in order to provide from the divergent beams of this exiting surface outgoing, and a central shaft of these divergent beams is not orthogonal to this bottom surface of this package, this exiting surface is the plane, and the angle that this exiting surface is certain with respect to this inclined bottom surface, each light-emitting diode also comprises at least one light-emitting diode chip for backlight unit, this at least one light-emitting diode chip for backlight unit is disposed in this package, the exiting surface of this package has two relative and parallel first sides, these first sides are different with respect to the distance of this bottom surface of this light-emitting diode, each light-emitting diode chip for backlight unit has the exiting surface of parallel this bottom surface, the exiting surface of each light-emitting diode chip for backlight unit has two relative and parallel second sides, and described first side is parallel to described second side.
4. light emitting display device as claimed in claim 3, it is characterized in that: described light-emitting diode is the surface attaching type light-emitting diode.
5. light emitting display device as claimed in claim 3, it is characterized in that: described light-emitting diode consists of a plurality of pixels, and each pixel comprises the light-emitting diode of multiple color.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110083333 CN102185080B (en) | 2011-04-02 | 2011-04-02 | Light emitting diode display device and light emitting diode component thereof |
| TW100126856A TW201242110A (en) | 2011-04-02 | 2011-07-28 | Display apparatus with light emitting diode and component using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110083333 CN102185080B (en) | 2011-04-02 | 2011-04-02 | Light emitting diode display device and light emitting diode component thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102185080A CN102185080A (en) | 2011-09-14 |
| CN102185080B true CN102185080B (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110083333 Expired - Fee Related CN102185080B (en) | 2011-04-02 | 2011-04-02 | Light emitting diode display device and light emitting diode component thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102185080B (en) |
| TW (1) | TW201242110A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10361349B2 (en) * | 2017-09-01 | 2019-07-23 | Cree, Inc. | Light emitting diodes, components and related methods |
| CN108400132B (en) * | 2018-01-30 | 2019-11-22 | 厦门天马微电子有限公司 | Light-emitting diode, backlight module and display device |
| DE102018126297A1 (en) * | 2018-10-23 | 2020-04-23 | HELLA GmbH & Co. KGaA | Lighting device for vehicles |
| CN112908184A (en) * | 2021-03-23 | 2021-06-04 | 厦门天马微电子有限公司 | Backlight module and display device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101071226B (en) * | 2006-05-09 | 2012-10-17 | 比亚迪股份有限公司 | Backlight source for liquid crystal display device and liquid crystal display device using same |
| CN1900794A (en) * | 2006-07-27 | 2007-01-24 | 友达光电股份有限公司 | Light emitting unit and back light module |
| CN100463242C (en) * | 2007-03-08 | 2009-02-18 | 鹤山丽得电子实业有限公司 | Manufacturing method for enlarging lighting area of LED |
| CN101963318A (en) * | 2009-07-21 | 2011-02-02 | 富士迈半导体精密工业（上海）有限公司 | Illumination device |
-
2011
- 2011-04-02 CN CN 201110083333 patent/CN102185080B/en not_active Expired - Fee Related
- 2011-07-28 TW TW100126856A patent/TW201242110A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN102185080A (en) | 2011-09-14 |
| TW201242110A (en) | 2012-10-16 |
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Owner name: SHENZHEN OPT-VALLEY OPTOELECTRONICS TECHNOLOGY CO. Free format text: FORMER OWNER: SHENZHEN DISPLED. TECH, CO., LTD. Effective date: 20140217 |
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Effective date of registration: 20140217 Address after: 518000, B, building 2118-2119, South East Square International Plaza, Shek ha ha North Third Street, Shenzhen, Guangdong, Futian District Patentee after: Shenzhen Opt-Valley New Material Technology Co., Ltd. Address before: 518172 Guangdong Province, Shenzhen city Longgang District Center City Road No. 39 608 Lin new City Tower Patentee before: Shenzhen Displed Tech. Co., Ltd. |
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Effective date of registration: 20180713 Address after: 518000 19 1413 of Bi Hu Hao Yuan, Longcheng Street Central Town, Longgang District, Shenzhen, Guangdong Patentee after: Lin Chunna Address before: 518000 B 2118-2119, Southeast Plaza, Sanxia street, Futian District, Shenzhen, Guangdong. Patentee before: Shenzhen Opt-Valley New Material Technology Co., Ltd. |
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