CN102547312A - Light-emitting diode (LED) stereoscopic display - Google Patents
Light-emitting diode (LED) stereoscopic display Download PDFInfo
- Publication number
- CN102547312A CN102547312A CN2010105956795A CN201010595679A CN102547312A CN 102547312 A CN102547312 A CN 102547312A CN 2010105956795 A CN2010105956795 A CN 2010105956795A CN 201010595679 A CN201010595679 A CN 201010595679A CN 102547312 A CN102547312 A CN 102547312A
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- Prior art keywords
- led
- package structure
- dimensional display
- light
- emitting diode
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- 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.)
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- 238000004806 packaging method and process Methods 0.000 claims abstract description 24
- 239000000084 colloidal system Substances 0.000 claims abstract description 11
- 230000010287 polarization Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 9
- 239000003086 colorant Substances 0.000 claims description 4
- 239000002223 garnet Substances 0.000 claims description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 2
- 229910052771 Terbium Inorganic materials 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims description 2
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 3
- 239000002041 carbon nanotube Substances 0.000 abstract description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 239000003822 epoxy resin Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Abstract
The invention relates to a light-emitting diode (LED) stereoscopic display, which comprises a plurality of pixels. Each pixel comprises at least two LED packaging structures. Each LED packaging structure comprises a packaging carrier, an LED chip attached to one surface of the packaging carrier, and a package covered on the LED chip. The package comprises transparent colloid and carbon nanotubes which are arranged in parallel along the same direction in the transparent colloid. The two LED packaging structures comprise at least one first-direction LED packaging structure and at least one second-direction LED packaging structure, wherein a first direction is vertical to a second direction, so that the polarization directions of emergent light of the first-direction LED packaging structure and the second-direction LED packaging structure are vertical to each other.
Description
Technical field
The present invention relates to a kind of display, relate in particular to a kind of LED three-dimensional display.
Background technology
At present; Common stereo display mode is on a display, to show left-eye image and eye image simultaneously; Two kinds of polarizers that the polarization direction is vertical are sticked respectively before left-eye image and eye image; The beholder makes right and left eyes can see left-eye image and eye image respectively through wearing polarising glass, and the fusion through human brain at last realizes stereoscopic visual effect.Yet, in order to obtain distinct image, no matter be left-eye image; Still it is enough little that eye image, the spacing between their pixel are all wanted, and the pixel of left-eye image and eye image need be crisscross arranged; This just requires the polarizer size also should be very little; This causes the difficulty that is sticked of polarizer very big, and is difficult to aim at each pixel, thereby makes this three-dimensional display have higher manufacturing cost and lower yield.
Summary of the invention
In view of this, be necessary to provide a kind of new LED three-dimensional display.
A kind of LED three-dimensional display, it comprises a plurality of pixels, each pixel comprises at least two package structure for LED.Each package structure for LED comprises package carrier, is sticked at lip-deep light-emitting diode chip for backlight unit of this package carrier and covers the packaging body on the light-emitting diode chip for backlight unit.The CNT that said packaging body comprises transparent colloid and in transparent colloid, is arranged in parallel along same direction.Said at least two package structure for LED comprise at least one first direction package structure for LED and at least one second direction package structure for LED.Said first direction is vertical with second direction, so that the polarization direction of the first direction package structure for LED and the emergent light of second direction package structure for LED is vertical each other.
In the said LED three-dimensional display; Owing to include first direction package structure for LED and second direction package structure for LED in each pixel; And the polarization direction of the first direction package structure for LED and the emergent light of second direction package structure for LED is vertical each other; Make first direction package structure for LED and second direction package structure for LED in each pixel can be used for forming left-eye image and eye image respectively like this, thereby reach the effect of stereo display.In addition, owing to need not the polarizer that is sticked in the said three-dimensional display, can reduce manufacturing cost and improve yield.
Description of drawings
Fig. 1 is the sketch map of a kind of LED three-dimensional display of providing of embodiment of the present invention.
Fig. 2 is the sketch map of a pixel of the LED three-dimensional display among Fig. 1.
Fig. 3 is the package structure for LED cutaway view in the LED three-dimensional display of Fig. 2.
The main element symbol description
LED three-dimensional display 1
Package structure for LED 100
Package carrier 10
Insulating body 11
Lead frame 12
Light-emitting diode chip for backlight unit 20
Packaging body 30
Reflector 40
First surface 101
Second surface 102
Embodiment
Below will combine accompanying drawing that the present invention is done further detailed description.
See also Fig. 1 and Fig. 2, a kind of LED three-dimensional display 1 that embodiment of the present invention provides, it comprises a plurality of pixels 2.Each pixel 2 comprises at least two package structure for LED 100.
See also Fig. 3, said package structure for LED 100 comprises package carrier 10, light-emitting diode chip for backlight unit 20, packaging body 30 and reflector 40.
Said package carrier 10 comprises insulating body 11 and two lead frames 12.Said package carrier 10 comprises opposite first 101 and second surface 102.Said each lead frame 12 1 end expose on the first surface 101 of package carrier 10, and the other end exposes on the second surface 102 of package carrier 10.Said insulating body 11 can adopt high heat conduction and electrical insulating material to process, and this high heat conduction and electrical insulating material can be selected from graphite, silicon, pottery, type brill, epoxy resin or silane epoxy resins etc.Said lead frame 12 can adopt metal or metal alloy to process.
Said light-emitting diode chip for backlight unit 20 is attached on the said package carrier 10, and is concrete, and said light-emitting diode chip for backlight unit 20 can be attached on the said insulating body 11, or is attached at said lead frame 12 and exposes on the end on the first surface 101.In this execution mode, said light-emitting diode chip for backlight unit 20 is attached at a lead frame 12 and exposes on the end on the first surface 101.Said light-emitting diode chip for backlight unit 20 can be electrically connected with said two lead frames 12 through covering modes such as crystalline substance (flip-chip), eutectic (eutectic) or routing.In this execution mode, said light-emitting diode chip for backlight unit 20 is connected with said two lead frame 12 routings.
Said packaging body 30 covers on the light-emitting diode chip for backlight unit 20, is used to protect influences such as light-emitting diode chip for backlight unit 20 dust, aqueous vapor.Said packaging body 30 comprises transparent colloid 31 and the same direction almost parallel carbon nanotubes arranged 32 in edge in transparent colloid 31.The material of transparent colloid 31 can be silica gel (silicone), epoxy resin (epoxy) or its composition.The colloid of the light that said transparent colloid 31 refers to can transmission light-emitting diode chip for backlight unit 20 to send.Because the CNT 32 that is arranged in parallel has the function of polarizer, therefore, the light that light-emitting diode chip for backlight unit 20 sends can become polarised light through behind the said packaging body 30, and the polarization direction of this polarised light is identical with the direction that CNT 32 is arranged.In addition,, thereby can improve the heat conductivility of whole packaging body 30, help improving the radiating efficiency of light-emitting diode chip for backlight unit 20 because CNT 32 has fabulous thermal conductivity.Because CNT 32 also has good mechanical property, thereby can improve the strength of materials of whole packaging body 30.Preferably, can be doped with fluorescent material in the said packaging body 30, said fluorescent material can be selected from one or more the combination in yttrium-aluminium-garnet, terbium yttrium-aluminium-garnet, nitride, sulfide and the silicate.
Said reflector 40 is arranged on the first surface 101 of package carrier 10 around said light-emitting diode chip for backlight unit 20 and packaging body 30.Said reflector 40 is used to improve the light extraction efficiency of whole package structure for LED 100, and said reflector 40 can adopt reflecting material to process fully, or only its inner surface adopts reflecting material to process.Preferably, said reflector 40 adopts high conductivity material to process, to improve the radiating efficiency of light-emitting diode chip for backlight unit 20.In this execution mode; Said CNT 32 is roughly parallel to the first surface 101 of package carrier 10; Because CNT 32 axially has splendid heat conductivility; Therefore, the heat in the packaging body 30 can be transmitted on the reflector 40 fast, thereby can further improve the radiating efficiency of light-emitting diode chip for backlight unit 20.
Please consult Fig. 2 again; In at least two package structure for LED 100 in the said pixel 2; Have at least a CNT 32 in the package structure for LED 100 to arrange along first direction; In addition, have at least a CNT 32 in the package structure for LED 100 to arrange along second direction.Said first direction is vertical with said second direction.Below; The package structure for LED 100 that CNT 32 is arranged along first direction is called first direction package structure for LED 100, and the package structure for LED 100 that CNT 32 is arranged along second direction is called second direction package structure for LED 100.
In this execution mode, said pixel 2 comprises 6 package structure for LED 100, wherein, and 3 first direction package structure for LED 100 and 3 second direction package structure for LED 100.Be appreciated that the package structure for LED 100 total quantity in the said pixel 2 are not limited to this execution mode, and in the said pixel 2, the quantity of first direction and second direction package structure for LED 100 also is not limited to this execution mode.The relation that is provided with of said first direction and second direction package structure for LED 100 also is not limited to this execution mode; For example; Said two adjacent first direction package structure for LED 100 can be arranged on delegation or and list, and two adjacent first direction package structure for LED 100 are both also different lines of different rows also.
In order to make the said LED three-dimensional display 1 can display color, each pixel 2 should comprise the first direction package structure for LED 100 of at least two different colours, and the second direction package structure for LED 100 of at least two different colours.In this execution mode; Said 3 first direction package structure for LED 100 comprise a blueness, a redness and a green LED encapsulating structure 100, and said 3 second direction package structure for LED 100 also comprise a blueness, a redness and a green LED encapsulating structure 100.
In the LED three-dimensional display 1 that embodiment of the present invention provides; Owing to include first direction package structure for LED 100 and second direction package structure for LED 100 in each pixel 2; And the polarization direction of the first direction package structure for LED 100 and the emergent light of second direction package structure for LED 100 is vertical each other; Make the first direction package structure for LED 100 in each pixel 2 can be used for forming left-eye image and eye image respectively like this, thereby reach the effect of stereo display with second direction package structure for LED 100.In addition, owing to need not the polarizer that is sticked in the said LED three-dimensional display 1, can reduce manufacturing cost and improve yield.
It is understandable that, for the person of ordinary skill of the art, can make other various corresponding changes and distortion by technical conceive according to the present invention, and all these change the protection range that all should belong to claim of the present invention with distortion.
Claims (10)
1. LED three-dimensional display; It comprises a plurality of pixels; Each pixel comprises at least two package structure for LED; Each package structure for LED comprises package carrier, is sticked at lip-deep light-emitting diode chip for backlight unit of this package carrier and covers the packaging body on the light-emitting diode chip for backlight unit; It is characterized in that: the CNT that said packaging body comprises transparent colloid and in transparent colloid, is arranged in parallel along same direction; Said at least two package structure for LED comprise at least one first direction package structure for LED and at least one second direction package structure for LED, and said first direction is vertical with second direction, so that the polarization direction of the first direction package structure for LED and the emergent light of second direction package structure for LED is vertical each other.
2. LED three-dimensional display as claimed in claim 1; It is characterized in that: said package carrier comprises insulating body and two lead frames; Said package carrier comprises opposite first and second surface; Said each lead frame one end exposes on the first surface of package carrier, and the other end exposes on the second surface of package carrier, and said light-emitting diode chip for backlight unit is sticked on the first surface of package carrier.
3. LED three-dimensional display as claimed in claim 2 is characterized in that: the lead frame that said light-emitting diode chip for backlight unit is attached at said package carrier exposes on the end on the first surface.
4. LED three-dimensional display as claimed in claim 1 is characterized in that: be doped with fluorescent material in the said packaging body.
5. LED three-dimensional display as claimed in claim 4 is characterized in that: said fluorescent material is selected from one or more the combination in yttrium-aluminium-garnet, terbium yttrium-aluminium-garnet, nitride, sulfide and the silicate.
6. LED three-dimensional display as claimed in claim 1 is characterized in that: said package structure for LED also comprises a reflector around said light-emitting diode chip for backlight unit setting.
7. LED three-dimensional display as claimed in claim 1 is characterized in that: said CNT is parallel to the be sticked surface of light-emitting diode chip for backlight unit of package carrier.
8. LED three-dimensional display as claimed in claim 1; It is characterized in that: two adjacent first direction package structure for LED are arranged on delegation or and list in the said LED three-dimensional display, and two adjacent second direction package structure for LED are arranged on delegation or and list.
9. LED three-dimensional display as claimed in claim 1 is characterized in that: said each pixel comprises the first direction package structure for LED of at least two different colours and the second direction package structure for LED of at least two different colours.
10. LED three-dimensional display as claimed in claim 1 is characterized in that: said each pixel comprises the second direction package structure for LED of the first direction package structure for LED of a blue first direction package structure for LED, a red first direction package structure for LED, a green, a blue second direction package structure for LED, a red second direction package structure for LED and a green.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010595679.5A CN102547312B (en) | 2010-12-20 | 2010-12-20 | Light-emitting diode (LED) stereoscopic display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010595679.5A CN102547312B (en) | 2010-12-20 | 2010-12-20 | Light-emitting diode (LED) stereoscopic display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102547312A true CN102547312A (en) | 2012-07-04 |
| CN102547312B CN102547312B (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010595679.5A Expired - Fee Related CN102547312B (en) | 2010-12-20 | 2010-12-20 | Light-emitting diode (LED) stereoscopic display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102547312B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990544A (en) * | 2017-04-17 | 2017-07-28 | 宁波万维显示科技有限公司 | Display panel and 3 d display device |
| CN108110124A (en) * | 2016-11-25 | 2018-06-01 | 佛山市国星光电股份有限公司 | A kind of TOP-LED devices and its manufacturing method |
| CN108878619A (en) * | 2017-05-15 | 2018-11-23 | 巨贸精密工业股份有限公司 | Light source perceptron lead frame matrix structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1913648A (en) * | 2005-08-10 | 2007-02-14 | 胜华科技股份有限公司 | Image display device and stero image generation structure used for the image display device |
| CN101276012A (en) * | 2007-03-30 | 2008-10-01 | 清华大学 | Polarized light element and method for manufacturing the same |
| CN201440192U (en) * | 2009-06-17 | 2010-04-21 | 华映光电股份有限公司 | Three-dimensional monitor |
| CN201556640U (en) * | 2009-10-27 | 2010-08-18 | 先进开发光电股份有限公司 | LED encapsulating structure |
| CN201622392U (en) * | 2009-11-20 | 2010-11-03 | 中国科学技术大学 | Light-emitting diode (LED) polarizing film display screen for stereoscopic display |
-
2010
- 2010-12-20 CN CN201010595679.5A patent/CN102547312B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1913648A (en) * | 2005-08-10 | 2007-02-14 | 胜华科技股份有限公司 | Image display device and stero image generation structure used for the image display device |
| CN101276012A (en) * | 2007-03-30 | 2008-10-01 | 清华大学 | Polarized light element and method for manufacturing the same |
| CN201440192U (en) * | 2009-06-17 | 2010-04-21 | 华映光电股份有限公司 | Three-dimensional monitor |
| CN201556640U (en) * | 2009-10-27 | 2010-08-18 | 先进开发光电股份有限公司 | LED encapsulating structure |
| CN201622392U (en) * | 2009-11-20 | 2010-11-03 | 中国科学技术大学 | Light-emitting diode (LED) polarizing film display screen for stereoscopic display |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110124A (en) * | 2016-11-25 | 2018-06-01 | 佛山市国星光电股份有限公司 | A kind of TOP-LED devices and its manufacturing method |
| CN106990544A (en) * | 2017-04-17 | 2017-07-28 | 宁波万维显示科技有限公司 | Display panel and 3 d display device |
| CN108878619A (en) * | 2017-05-15 | 2018-11-23 | 巨贸精密工业股份有限公司 | Light source perceptron lead frame matrix structure |
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| Publication number | Publication date |
|---|---|
| CN102547312B (en) | 2014-10-15 |
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Effective date of registration: 20151125 Address after: 225300 Jiangsu City, Taizhou Province Economic Development Zone, medicine city road, No. 1, building, science and technology, building, layer 2, layer Patentee after: LI WEILIANG Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Street tabulaeformis Industrial Zone tenth east two Ring Road No. two Patentee before: Zhanjing Technology (Shenzhen) Co., Ltd. Patentee before: Advanced Optoelectronic Technology Inc. |
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| CB03 | Change of inventor or designer information | ||
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Inventor after: Cui Liangmei Inventor before: Yang Jiaqiang Inventor before: Jian Kewei |
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Effective date of registration: 20170405 Address after: 255000 Shandong City, Linzi Province, the town of the Central District of the village shop No. 4 Group No. 44, No. Patentee after: Cui Liangmei Address before: 225300 Jiangsu City, Taizhou Province Economic Development Zone, medicine city road, No. 1, building, science and technology, building, layer 2, layer Patentee before: LI WEILIANG |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20181220 |