CN208141722U - LED display based on 3D polarization technology - Google Patents
LED display based on 3D polarization technology Download PDFInfo
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- CN208141722U CN208141722U CN201721922390.3U CN201721922390U CN208141722U CN 208141722 U CN208141722 U CN 208141722U CN 201721922390 U CN201721922390 U CN 201721922390U CN 208141722 U CN208141722 U CN 208141722U
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- led display
- led lamp
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- light
- lamp bead
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Abstract
The utility model relates to a kind of LED display based on 3D polarization technology, which includes：LED display (1) and the Polarization Control Module (2) being electrically connected with the LED display (1), multiple all-colour LED lamp beads (11) are provided on the LED display (1), all-colour LED lamp bead (11) surface is provided with polarizing coating.LED display good heat dissipation effect provided by the utility model and high resolution.
Description
Technical field
The utility model belongs to LED field of luminescent technology, in particular to a kind of LED display based on 3D polarization technology.
Background technique
LED display is the new display product developed rapidly in the whole world in the later period eighties in last century, with reliability
The features such as height, brightness height, long service life, strong environmental adaptability, row valence are stablized than high, small power consumption, impact resistance, performance, it is fast
The main product of rapid-result a length of FPD.
Chinese LED display industry is started in the beginning of the nineties in last century, quickly grows；Since the 21th century, LED is shown
Screen industry faces good market development opportunity；On the one hand, demand constantly expands, E-Government, openness of government affairs, public information exhibition
Show etc. in great demand；On the other hand, the progress of technology for the market expansion of LED display product and is started new application field and is provided
Innovative technology support.Its manufacture of the maximum feature of LED display is not limited by area, up to tens even several hundred square metres with
On, the various information such as text, figure, image, animation, video image, tool are shown applied to indoor and outdoor various public arenas
There are stronger advertisement rendering power and impact.
With the fast development of LED display technique, how to realize that the 3D display of suitable LED display also starts by pass
Note, 3D film, 3D TV, 3D stage special efficacy have become closer to people's lives.To divide images of left and right eyes using polarization mode fork
At most, 3D film generally uses 3D shadow casting technique, and 3D TV generally uses 3D liquid crystal display for image application, is required to wear polarised light
Glasses, and it is divided into passive polarisation and active polarisation two ways.
However 3D LED display, due to being limited by polarization light output transformation efficiency, light emission luminance is lower；By
The limitation of three-primary color LED lamp bead spacing and heat dissipation, display quality are also difficult to further increase；Therefore, a kind of display matter is manufactured
Amount is obviously improved and the higher 3D LED display of brightness becomes more and more important.
Utility model content
In order to improve the working performance of LED display, the utility model provides a kind of LED display；The utility model
Technical problems to be solved are achieved through the following technical solutions：
The embodiments of the present invention provide a kind of LED display based on 3D polarization technology, including：
LED display 1 and the Polarization Control Module 2 being electrically connected with the LED display 1 are set on the LED display 1
Multiple all-colour LED lamp beads 11 are equipped with, 11 surface of all-colour LED lamp bead is disposed with polarization conversion film and polarizing coating.
In one embodiment of the utility model, the polarizing coating includes left avertence vibrating diaphragm and right avertence vibrating diaphragm；The left avertence
Vibrating diaphragm and the right avertence vibrating diaphragm are embarked on journey or in column or bevel is arranged at intervals in the all-colour LED lamp bead 11 respectively.
In one embodiment of the utility model, the polarization conversion film is quarter wave plate.
In one embodiment of the utility model, the Polarization Control Module 2 is to disturb coder or mixer or multiplexer.
In one embodiment of the utility model, the all-colour LED lamp bead 11 includes an all-colour LED wick.
Compared with prior art, the utility model has the advantages that：
1, LED display provided by the utility model uses all-colour LED lamp bead, is improving LED display resolution ratio
Heat dissipation effect is more preferable simultaneously.
2, LED display provided by the utility model is by successively pasting polarization conversion film in every full-color LED lamp bead surface
And polarizing coating, polarization light output efficiency can be enhanced.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of LED display structural schematic diagram based on 3D polarization technology provided by the embodiment of the utility model；
Fig. 2 is a kind of all-colour LED lamp bead structural schematic diagram provided by the embodiment of the utility model；
Fig. 3 is a kind of structure of heat dissipation substrate schematic diagram of all-colour LED lamp bead provided by the embodiment of the utility model；
Fig. 4 is a kind of full-color LED lamp cored structure schematic diagram provided by the embodiment of the utility model；
Fig. 5 is another full-color LED lamp cored structure schematic diagram provided by the embodiment of the utility model.
Specific embodiment
Further detailed description, but the embodiment party of the utility model are done to the utility model combined with specific embodiments below
Formula is without being limited thereto.
Embodiment one
Specifically, referring to Figure 1, Fig. 1 is that a kind of LED based on 3D polarization technology provided by the embodiment of the utility model is aobvious
Display screen structural schematic diagram, including：LED display 1 and the Polarization Control Module 2 being electrically connected with LED display 1, LED display 1
On be provided with multiple all-colour LED lamp beads 11,11 surface of all-colour LED lamp bead is provided with polarizing coating.
Wherein, 11 array of all-colour LED lamp bead is evenly distributed on LED display 1, the chip of every all-colour LED lamp bead 11
On be integrated with blue, red, green three kinds of colour light emitting materials, so that every all-colour LED lamp bead 11 can be independently realized full-color display.Relatively
It is made of in traditional full color pixel unit three indigo plants, red, green three primary colours lamp bead, all-colour LED lamp bead 11 provided by the utility model
Due to integrating three primary colours on a single die, keep the spacing inside each full-color independent pixel smaller, in LED display size
Settable more of all-colour LED lamp bead 11 in the case where constant, resolution ratio is higher.
Specifically, polarizing coating includes left avertence vibrating diaphragm and right avertence vibrating diaphragm；Left avertence vibrating diaphragm and right avertence vibrating diaphragm are embarked on journey or in column respectively
Or bevel is arranged at intervals in the all-colour LED lamp bead 11；Each all-colour LED lamp bead 11 can only transmit and pasted polarizing coating
The consistent left polarised light of polarization direction or right polarised light.Two neighboring all-colour LED lamp bead 11 staggeredly issues polarization direction
Orthogonal left polarised light and right polarised light.The polarization side of the polarization direction of left avertence vibrating diaphragm and the polarised light into left eye
To consistent, and right avertence vibrating diaphragm is then consistent with the polarization direction of polarised light of right eye is entered, and left avertence vibrating diaphragm is inclined with right avertence vibrating diaphragm
Vibrationization direction is orthogonal.By wear it is left and right respectively with left avertence vibrating diaphragm and the consistent polarised light of right avertence vibrating diaphragm polarization direction
Glasses, left eye can only see the light that the all-colour LED lamp bead 11 of covering left avertence vibrating diaphragm issues, and right eye can only see covering right avertence vibrating diaphragm
All-colour LED lamp bead 11 issue light.3D vision signal is decoded by Polarization Control Module, respectively transmits left-and right-eye images
To 11 array of the all-colour LED lamp bead display corresponding with covering 11 array of all-colour LED lamp bead of right avertence vibrating diaphragm of covering left avertence vibrating diaphragm, i.e.,
3D display effect can be achieved.
Specifically, left avertence vibrating diaphragm or right avertence vibrating diaphragm are also possible to discrete for pixel, i.e., polarizing coating is arranged in list
On a light emitting pixel；It is also possible to embark on journey, combines in column, i.e., the shape of polarizing coating is strip or band-like, is embarked on journey or in column
It is arranged in all-colour LED lamp bead 11；Being also possible to be made can cover or the bulk or plate of several all-colour LED lamp beads 11 of mask
Shape.
Specifically, polarization conversion film is additionally provided on LED display 1, every 11 bottom mounting surfaces of all-colour LED lamp bead are coated with
Reflectorized material is provided with reflectorized material；Polarization conversion film is set between all-colour LED lamp bead 11 and polarizing coating.Polarization conversion film
For quarter wave plate.
Since the light that all-colour LED lamp bead 11 issues is natural non-polarized light, at most only 50% light-transmissive left avertence
Vibrating diaphragm or right avertence vibrating diaphragm, and be in addition more than that 50% light will be wasted, the brightness so as to cause 3D display mode is at least dropped
It is at half above.And by applying reflectorized material in every 11 bottom mounting surfaces of all-colour LED lamp bead or being provided with reflectorized material, complete
Polarization conversion film is pasted on color 11 surface of LED lamp bead, then pastes left avertence vibrating diaphragm or right avertence vibrating diaphragm in polarization conversion film surface, so as to increase
Strong polarization light output efficiency, being promoted to 70%~90% less than 50% by conventional polarization display pattern.Specific implementation
For the light that all-colour LED lamp bead 11 issues only can be saturating with left avertence vibrating diaphragm or the consistent P-polarized light of right avertence vibrating diaphragm polarization direction
It crosses；And the S polarized light vertical with left avertence vibrating diaphragm or right avertence vibrating diaphragm polarization direction is then returned, the S polarized light being returned penetrates
Polarization conversion film, and polarization conversion film is again passed through by reflectorized material return.Polarization conversion film its optical axis direction respectively with left avertence
The polarization direction of vibrating diaphragm or right avertence vibrating diaphragm is 45 ° of angles.S polarized light is converted into P polarization after transmitting twice quarter wave plate
Light, and the polarization mode of P-polarized light is consistent with left avertence vibrating diaphragm or right avertence vibrating diaphragm, so as to penetrate left avertence vibrating diaphragm or right avertence vibrating diaphragm.
Make the S polarized light being wasted originally be recycled receipts to utilize, polarization light quantity enhancing, brightness increases.
Specifically, Fig. 2 is referred to, Fig. 2 is a kind of all-colour LED lamp bead structural representation provided by the embodiment of the utility model
Figure, all-colour LED lamp bead 11 include chip packing-body and pin；
Specifically, chip packing-body successively includes from lower to upper：Heat-radiating substrate 111, all-colour LED wick 112, the first silica gel
Layer 113, lens region 114 and the second layer of silica gel 115.Wherein, the first layer of silica gel 113 is the silica gel without fluorescent powder；Make fluorescent powder
It is separated with LED lamp, solves the problems, such as the quantum efficiency decline of fluorescent powder caused by high temperature.
Preferably, the refractive index of silica gel successively increases in the first layer of silica gel 113, the second layer of silica gel 115 and lens region 114
Add, it is ensured that the light source of LED chip can more shine out through encapsulating material.
Further, Fig. 3 is referred to, Fig. 3 is a kind of heat dissipation base of all-colour LED lamp bead provided by the embodiment of the utility model
Plate structural schematic diagram is provided with circular groove in heat-radiating substrate 111 in the width direction.Circular groove axis and heat-radiating substrate plane are in a clamp
Angle；Wherein, using the heat-radiating substrate for being provided with oblique circular groove, while intensity has almost no change, reduce heat-radiating substrate at
This；The channel for increasing air circulation simultaneously is promoted the thermal convection rate of air using stack effect, increases heat dissipation effect.
Preferably, it is in rectangle or the equally distributed silica-gel sphere of diamond shape that lens region 113, which includes several,.Silica-gel sphere is equal in rectangle
Even arrangement or diamond array, it is ensured that the light of light source is uniformly distributed in concentration zones
Further, all-colour LED wick 112 includes：Substrate and the blue light material being set on substrate, red light material and green
Luminescent material；Wherein, blue light positive electrode and blue light negative electrode, are all set on blue light material；Feux rouges positive electrode and feux rouges negative electrode,
It is all set on red light material；Green light positive electrode and green light negative electrode, are all set on green light material；By the luminous material of three primary colours
Material is integrated in a chip, and a LED lamp bead hair may be implemented in luminous by the three primary colours material in one chip of control
The light of different colours out.
LED display provided in this embodiment is integrated with the LED of blue, red, green three primary colours by being arranged on LED display
Lamp bead array solves the resolution ratio of existing LED display and the contradictory problems of heat dissipation, realizes LED display high resolution
And the effect of good heat dissipation effect；By successively pasting polarization conversion film and polarizing coating in every full-color LED lamp bead surface, so as to
Enhancing polarization light output efficiency.
Embodiment two
The control principle of Polarization Control Module is discussed in detail in the present embodiment on the basis of the above embodiments.
Preferably, Polarization Control Module can be to disturb coder, mixer or multiplexer.
Polarization Control Module is electrically connected with LED display 1, and Polarization Control Module control transmission signal and image procossing lead to
It crosses Polarization Control Module and right and left eyes image information data is sent into LED display 1, then use polarisation system by right and left eyes image
It separates.Right and left eyes image information data is respectively sent to left avertence vibrating diaphragm at Polarization Control Module end or right avertence vibrating diaphragm is hidden
The all-colour LED lamp bead 11 of gear, to form right and left eyes image, in viewing, people, which are put on, is coated with angle or phase orthogonal relationship
Polarizing coating or polarization plates polarising glass, the light polarization direction of the light polarization direction of LED display and polaroid glasses keeps one
It causes；Corresponding right and left eyes are respectively enterd to isolate right and left eyes image, form final stereo-picture in human brain.
Preferably, right and left eyes image can be arranged above and below, oblique to separate either upper right oblique for left-right situs, upper left.
Preferably, linear polarization can be used by the polarisation that polarizing coating polarized or uses circular polarization, when inclined using line
When vibration, right and left eyes polarisation angle is 90 degree, and error should be less than ± 10%；When using circular polarization, polarizing angle is parallel, phase
Poor vertical or polarizing angle is vertical, phase difference is parallel, and error should be less than ± 10%.
LED display provided in this embodiment can be applied to the various large screen displays of indoor and outdoor using polarisation system, and
And do not limited by Pixel Dimensions, it is readily applicable to various compared with the small screen.Meanwhile control module provided in this embodiment can be with
The effect for improving stereoscopic display greatly improves the comfort level of eyes when viewing.
Embodiment three
All-colour LED wick is discussed in detail in the present embodiment on the basis of the above embodiments, specifically, referring to figure 4., Fig. 4
For a kind of full-color LED lamp cored structure schematic diagram provided by the embodiment of the utility model.Including：
Substrate 301；
Blue light material, red light material, green light material are all set on substrate 301；
Blue light positive electrode and blue light negative electrode, are all set on blue light material；
Feux rouges positive electrode and feux rouges negative electrode, are all set on red light material；
Green light positive electrode and green light negative electrode, are all set on green light material.
Further, further include：
First SiO2Dividing wall 302, is set between blue light material and red light material, for blue light material and feux rouges to be isolated
Material；
2nd SiO2Dividing wall 303, is set between red light material and green light material, for red light material and green light to be isolated
Material.
Further, Fig. 5 is referred to, Fig. 5 is that another full-color LED lamp cored structure provided by the embodiment of the utility model shows
It is intended to, which further includes the 3rd SiO2Dividing wall 304, for blue light material to be separated into the first blue photons material and the second indigo plant
Red light material is separated into the first red photonic material and the second red photonic material and green light material is separated by photonic material
One green photonic material and the second green photonic material, wherein
First blue photons material, the first red photonic material and the first green photonic material are distributed in the 3rd SiO2Dividing wall 304
Side, the second blue photons material, the second red photonic material and the second green photonic material are distributed in the 3rd SiO2Dividing wall 304
The other side.
Further, blue light positive electrode includes the first blue photons material positive electrode and the second blue photons material positive electrode, indigo plant
Light negative electrode includes the first blue photons material negative electrode and the second blue photons material negative electrode, is all set in the first blue photons material
Or second blue photons material specific location；
Feux rouges positive electrode includes the first red photonic material positive electrode and the second red photonic material positive electrode, feux rouges negative electrode packet
The first red photonic material negative electrode and the second red photonic material negative electrode are included, the first red photonic material or the second feux rouges are all set in
The specific location of sub- material；
Green light positive electrode includes the first green photonic material positive electrode and the second green photonic material positive electrode, green light negative electrode packet
The first green photonic material negative electrode and the second green photonic material negative electrode are included, the first green photonic material or the second green light are all set in
The specific location of sub- material.
Second blue photons material, the second red photonic material and the second green photonic material provided in this embodiment can cooperate and make
With for generating white light.
Preferably, the material of substrate 301 is sapphire.
Preferably, further include passivation layer, be set to the surface of blue light material, red light material and green light material.
All-colour LED wick provided in this embodiment, by forming blue light, feux rouges and green light, later period encapsulation on a single chip
When can reduce the dosage of fluorescent powder or not have to fluorescent powder, and color temperature adjustment is more flexible；Furthermore, it is possible in a LED lamp
The interior conversion fruit for opening or closing control and realizing different colours by cathode or anode.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (5)
1. a kind of LED display based on 3D polarization technology, which is characterized in that including：LED display (1) and aobvious with the LED
The Polarization Control Module (2) of display screen (1) electrical connection, is provided with multiple all-colour LED lamp beads (11), institute on the LED display (1)
It states all-colour LED lamp bead (11) surface and is disposed with polarization conversion film and polarizing coating.
2. LED display according to claim 1, which is characterized in that the polarizing coating includes left avertence vibrating diaphragm and right avertence vibration
Film；The left avertence vibrating diaphragm and the right avertence vibrating diaphragm embark on journey respectively or are arranged at intervals on the all-colour LED lamp bead in column or at oblique line
(11) on.
3. LED display according to claim 1, which is characterized in that the polarization conversion film is quarter wave plate.
4. LED display according to claim 1, which is characterized in that the Polarization Control Module (2) is to disturb coder or mixed
Clutch or multiplexer.
5. LED display according to claim 1, which is characterized in that the all-colour LED lamp bead (11) includes one full-color
LED lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721922390.3U CN208141722U (en) | 2017-12-29 | 2017-12-29 | LED display based on 3D polarization technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721922390.3U CN208141722U (en) | 2017-12-29 | 2017-12-29 | LED display based on 3D polarization technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208141722U true CN208141722U (en) | 2018-11-23 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721922390.3U Expired - Fee Related CN208141722U (en) | 2017-12-29 | 2017-12-29 | LED display based on 3D polarization technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN208141722U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111462645A (en) * | 2020-04-07 | 2020-07-28 | 广州视源电子科技股份有限公司 | 3D polarization L ED lamp, 3D polarization L ED display screen and production method thereof |
| CN112201175A (en) * | 2020-04-26 | 2021-01-08 | 深圳市大象视界科技有限公司 | Novel passive 3D LED display screen |
| CN112233569A (en) * | 2020-04-26 | 2021-01-15 | 深圳市大象视界科技有限公司 | Polarization 3D LED display screen |
-
2017
- 2017-12-29 CN CN201721922390.3U patent/CN208141722U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111462645A (en) * | 2020-04-07 | 2020-07-28 | 广州视源电子科技股份有限公司 | 3D polarization L ED lamp, 3D polarization L ED display screen and production method thereof |
| CN112201175A (en) * | 2020-04-26 | 2021-01-08 | 深圳市大象视界科技有限公司 | Novel passive 3D LED display screen |
| CN112233569A (en) * | 2020-04-26 | 2021-01-15 | 深圳市大象视界科技有限公司 | Polarization 3D LED display screen |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |