CN103247236A - Dot-matrix LED (light-emitting diode) display screen and stereoscopic displayer based on LED technology - Google Patents
Dot-matrix LED (light-emitting diode) display screen and stereoscopic displayer based on LED technology Download PDFInfo
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Abstract
The invention relates to an LED (light-emitting diode) dot matrix panel and a stereoscopic displayer based on LED technology, and belongs to the field of displaying. LED displaying array is arranged on an LED substrate, electrode groups including a positive electrode group and a negative electrode group are respectively arranged on two faces of the LED substrate, and LED elements in the LED displaying array are respectively connected with positive electrodes and negative electrodes. The number of arranged LED elements can be effectively lowered in same thickness and production difficulties can be effectively reduced. The LED displaying array in the stereoscopic LED displayer comprises at least two groups of LED displaying sub-arrays and an LED substrate. A first LED displaying sub-array and a second LED displaying sub-array are arranged in an upper layer and a lower layer, the LED displaying sub-arrays are distributed on the LED substrate, the LED substrate is made of a transparent material, and the periphery of the LED substrate is provided with transparent portions. The LED elements of the LED displaying array have three dimensionalities at the same time and can display stereoscopic images.
Description
Technical field
The present invention relates to electronic applications, be specifically related to the demonstration field.
Background technology
Display screen has brought a lot of convenience for people's live and work.Existing display screen has display screen, LCDs, LED display, the plasma panel of cathode-ray tube (CRT) (Cathode Ray Tube).LED display has advantages such as cost is low, the life-span is long, color is good, response speed is fast in above-mentioned display screen, but the mechanism of LED display itself also comes with some shortcomings with production technology now, therefore can not meet the need of market.To such an extent as to having the LED display of various good characteristics can not obtain in market to popularize so far.
In addition, people show more and more stronger demand to solid.The stereo display technique of present stage mainly also needs to wear anaglyph spectacles.Bore hole 3D technology, still very immature.
Summary of the invention
The object of the present invention is to provide a kind of dot matrix LED display, to solve the problems of the technologies described above.
The present invention also aims to provide a kind of three-dimensional light-emitting diode display, to solve the problems of the technologies described above.
The present invention also aims to provide a kind of aerial stereo imaging system based on light-emitting diode display.
The present invention can realize by the following technical solutions:
The dot matrix LED display comprises at least one LED array of display, it is characterized in that, also comprises a LED substrate, and described LED array of display is arranged on the described LED substrate;
Described LED substrate two sides is respectively equipped with the electrode group, is respectively front electrode group and reverse side electrode group; Contain at least two front electrodes in the described front electrode group, contain at least two reverse side electrodes in the described reverse side electrode group;
LED element in the described LED array of display connects front electrode and reverse side electrode respectively.
Accurately control the situation of lighting of each LED element by the electromotive force situation of control front electrode and reverse side electrode.By the electrode group being arranged on LED substrate two sides, avoid two arrays of electrodes because the situation of staggered short circuit occurring.In reducing design and producing, the electrode group difficulty of arranging.
Described LED substrate is transparency carrier, preferred plastic, transparent substrate is such as PVC transparent plastic sheet, polymethylmethacrylate (PMMA) sheet, polystyrene (PS) sheet, polycarbonate (PC) sheet, transparent polyamide sheet, poly(4-methyl-1-pentene) (TPX) sheet etc.
Adopt the plastic, transparent substrate, be more prone to perforation with respect to glass plate, be convenient to LED component lead or pin and pass the electrode that described LED substrate connects another side.
Described LED substrate is flexible plastic, transparent substrate.So that make described LED substrate have flexibility, can bend.
Described electrode adopts transparency electrode, perhaps adopts tinsel, such as filamentary silver, copper wire etc.To guarantee display quality.The transparency electrode of transparency electrode preferred flexible.
Contain at least three front electrodes in the described front electrode group, at least three front electrodes are arranged in described LED substrate front side, and not staggered; Contain at least three reverse side electrodes in the described reverse side electrode group, at least three reverse side electrodes are arranged in described LED substrate reverse side, and not staggered; In described front electrode group and the described reverse side electrode group, at least two strip electrodes exist staggered in the longitudinal direction.
By making front electrode group and reverse side electrode group staggered, produce intersection point, so that at intersection point place connection LED element.By producing a large amount of intersection points, be convenient to connect a large amount of LED elements.
Contain at least three front electrodes in the described front electrode group, at least three front electrode parallel arrangements are in described LED substrate front side; Contain at least three reverse side electrodes in the described reverse side electrode group, at least three reverse side electrode parallel arrangements are at described LED substrate reverse side; Described front electrode and described reverse side electrode exist staggered in the longitudinal direction.
By parallel arrangement front electrode and reverse side electrode, make arranging rule, be convenient to design, production and software design.
Described LED substrate is provided with a through hole, and described LED element one end connects the electrode of one side, and the other end of described LED element connects the electrode of another side by described through hole.
Of course, described LED substrate is provided with a through hole, and described reverse side electrode extends to described LED substrate front side by described through hole, and forms tie point; Described LED element is positioned at described LED substrate front side, connects described front electrode and described tie point respectively.
All right, described LED substrate is provided with a through hole, and described front electrode extends to described LED substrate reverse side by described through hole, and forms tie point; Described LED element is positioned at described LED substrate reverse side, connects described reverse side electrode and described tie point respectively.
Described LED substrate is provided with bloomings such as diffusion barrier.Described LED element is positioned at described LED substrate reverse side, and the light that sends is received by human eye through behind the blooming, to form the picture than good quality.
All right, described LED substrate is provided with a through hole, and described LED element is embedded in the described through hole, and the two ends of described LED element connect the double-edged electrode of described LED substrate respectively.
Be placed with the LED element that adopts the different color in the three primary colours on the described LED substrate.So that demonstration different color.
Also comprise at least one protective layer, a described protective layer covers described LED substrate front side, with protection LED substrate and LED element.
Described protective layer can adopt flexible plastic sheet, in order to make the dot matrix LED display have flexibility.
Described LED substrate front side and reverse side are coated with flexible plastic sheet respectively.Make tow sides can appreciate display frame.
Described protective layer can adopt the hard transparent plate, as hard plastic board or glass plate.In order to LED substrate and LED element are fixed, make the dot matrix LED display keep definite shape, and play a good protection.
Described LED substrate front side and reverse side are coated with the hard transparent plate respectively.Make tow sides can appreciate display frame.
Comprise two-layer at least LED submounts on the described LED substrate, namely comprise a LED submounts, the 2nd LED submounts at least; Described LED array of display comprises that at least two group LED show subarray, and namely a LED shows that subarray, the 2nd LED show subarray;
A described LED shows that subarray is arranged on the described LED submounts, and described the 2nd LED shows that subarray is arranged on described the 2nd LED submounts;
A described LED shows that subarray and the 2nd LED show that subarray is divided into the two-layer arrangement in front and back, obviously also can be the mode of being arranged above and below.
The LED array of display is divided into the tandem LED of at least two groups shows that subarray can effectively reduce the LED arrangement of elements quantity on the same thickness (or height), can effectively reduce the production difficulty.
Show that at LED the subarray number of plies is more, and when LED shown that subarray is controlled respectively, can realize three-dimensional imaging.
A described LED shows that the color of the LED element that subarray adopts and described the 2nd LED show that the color of the LED element that subarray adopts is inconsistent, produce so that the LED element is controlled and is convenient to.
Comprise three layers of LED submounts on the described LED substrate, namely comprise a tandem LED submounts, the 2nd LED submounts, the 3rd LED submounts, described LED array of display comprises that three groups of LED show subarray, namely a LED shows that subarray, the 2nd LED show that subarray, the 3rd LED show subarray, and a described LED shows that subarray, the 2nd LED show that subarray, the 3rd LED show that subarray is divided into three layers of arrangement from A-P.In order to further reduce the production difficulty.
A described LED shows that subarray, the 2nd LED show that subarray, the 3rd LED show subarray, adopt the LED element of the different color in the three primary colours respectively.So that the abundant picture of display color.
The LED element of the different color in the three primary colours can be red, green, blue three-color LED element.Also can be to utilize other forms of three primary colours, adopt the LED element that constitutes other forms of three primary colours.
The place ahead of a described LED submounts also is covered with a transparent protective layer, so that protect a LED to show subarray.
LED element in the described LED array of display adopts the adopting surface mounted LED element, perhaps directly adopts the LED wafer.So that dwindle the shared area of LED element itself.
The LED submounts place in described LED element the place ahead is provided with one and has the astigmatic piece that astigmatism acts on, and all uses thereby the light that described LED element is launched is soft.
The area of described astigmatic piece is greater than the longitudinal section area of described LED element, so that the area of single pixel is bigger, and then improves display effect.
In the specific design can: described LED substrate comprises three layers of LED submounts, namely comprise a tandem LED submounts, the 2nd LED submounts, the 3rd LED submounts, a described LED submounts, the 2nd LED submounts adopt transparent material respectively, are loaded with a described LED on a described LED submounts, the 2nd LED submounts, the 3rd LED submounts respectively and show that subarray, the 2nd LED show that subarray, the 3rd LED show subarray;
A described LED shows that subarray, the 2nd LED show that subarray, the 3rd LED show subarray, adopts the LED element of the different color in the three primary colours respectively, and respectively organizes the LED element color unanimity in the LED demonstration subarray;
The place ahead of a described LED submounts also is covered with a transparent protective layer.
All right, described LED shows that subarray is embedded in the described LED substrate.
Described LED substrate peripheral can be cylindricality, sphere, polygon or other shapes.
LED is shown that subarray is embedded in the method in the described LED substrate, it is characterized in that described LED submounts adopts the transparent thermosets that does not carry out heat curing as yet;
Earlier each described LED is shown that subarray is arranged on the described LED submounts of each layer, then the described LED submounts of each layer stacked, put into mould and heat, carry out heat curing.And then obtain LED and show that subarray is embedded in the dot matrix LED display in the described LED substrate.Also can consider curing materials or the curing mode of other cured form, such as photocuring.
Three-dimensional light-emitting diode display comprises the LED array of display, it is characterized in that, described LED array of display comprises that at least two group LED show subarray, and namely a LED shows that subarray, the 2nd LED show subarray; A described LED shows that subarray and the 2nd LED show that subarray is divided into two-layer arrangement up and down;
Also comprise a LED substrate, described LED shows that subarray is arranged on the described LED substrate, and described LED substrate adopts transparent material.Because showing between subarray and the 2nd LED demonstration subarray, a LED has distance, so can show stereo-picture.
The LED substrate periphery is provided with transparent part.So that watch the image of three-dimensional light-emitting diode display inside from the side.
Can be considered as is with stacked the keeping flat of a plurality of described dot matrix LED display.Because the LED submounts adopts transparent material, so when watching by the side, can see the two-layer at least luminous LED element that is arranged above and below.The array that the LED element constitutes has height, width and the degree of depth simultaneously, namely possesses three dimensions, can show stereoscopic picture plane.And shown stereoscopic picture plane is the stereoscopic picture plane that the luminous point by reality constitutes, and is not the stereoscopic picture plane that forms by persistence of vision, realistic strong, advantage such as the visual angle is big.All allow to see stereoscopic picture plane by each angle that has light to appear.
Described LED substrate comprises two-layer at least LED submounts, namely comprises a LED submounts, the 2nd LED submounts at least; A described LED submounts and described the 2nd LED submounts are arranged above and below; A described LED submounts adopts transparent material, and a described LED shows that subarray is arranged on the described LED submounts, and described the 2nd LED submounts adopts transparent material, and described the 2nd LED shows that subarray is arranged on described the 2nd LED submounts.
Can pass through no shadow glue between described each layer LED submounts, perhaps the glue that other light transmissions are good bonds, to improve display quality.
Three LED show the adjacent arrangement of subarray, and adopt the LED element of the different color in the three primary colours respectively, constitute a LED and show group of subarrays, and formation can show the three-dimensional light-emitting diode display of various rich colors.At least two LED show that group of subarrays is arranged above and below, and can form the image with stereoeffect.
External unit is by controlling the situation of the lighting acquisition stereopsis that each LED shows each the LED element in the subarray respectively.
All right, described LED shows that subarray is embedded in the described LED substrate.Can adopt in the manufacturing described LED to be shown that subarray is embedded in the method in the described LED substrate, obtain LED and show that subarray is embedded in the three-dimensional light-emitting diode display in the described LED substrate.
Described LED substrate peripheral can be cylindricality, sphere, polygon or other shapes.
Aerial stereo imaging system based on light-emitting diode display, comprise an air-borne imagery system, described air-borne imagery system comprises a picture light source, comprises that also one will form the photoimaging system of picture from the light as light source aloft, it is characterized in that described picture light source adopts described light-emitting diode display.The shape imaging mode can be the mode by converging.
The preferred three-dimensional light-emitting diode display of described light-emitting diode display.
Described photoimaging system comprises that one will converge optical device from what described light as light source converged, and the stereopsis that described three-dimensional light-emitting diode display produces is positioned at the described imaging region that optical device is determined that converges.Described three-dimensional light-emitting diode display is combined with described surface of converging optical device, to strengthen image quality.
By three-dimensional light-emitting diode display is combined with the surface of converging optical device, reduce light refraction and reflection, and then can improve image quality, also can avoid in addition between the device because the external force dislocation as far as possible.
The described optical device that converges adopts a concave surface to converge device, and described three-dimensional light-emitting diode display is positioned at the concave surface that described concave surface converges device.And it is corresponding that the peripheral structure of three-dimensional light-emitting diode display and described concave surface converge the device inside surface, and both combine closely.The viewing area of described three-dimensional light-emitting diode display is positioned at described concave surface and converges near the device axis.So that form image quality aerial space image preferably.
The described optical device that converges adopts two concave surfaces to converge device, and two described concave surfaces converge device and fasten relatively, and described light-emitting diode display converges between the device at two described concave surfaces; Wherein at least one described concave surface converges the device bottom and is provided with the printing opacity mouth, so that beam projecting forms picture aloft.
The described optical device that converges adopts a plus lens, and described three-dimensional light-emitting diode display is positioned at described plus lens one side, and described plus lens is directly produced on described three-dimensional light-emitting diode display.So that form image quality aerial space image preferably.
Described photoimaging system can also comprise that a cabinet and is positioned at the spectroscope group of cabinet top for an aerial imaging suspension system based on the spectroscope imaging, and described light-emitting diode display is arranged in the described cabinet of described spectroscope group below, as the picture light source.
Description of drawings
Fig. 1 is a kind of STRUCTURE DECOMPOSITION synoptic diagram of dot matrix LED display.
Fig. 2 is the part-structure decomposing schematic representation of three-dimensional light-emitting diode display.
Fig. 3 is the one-piece construction synoptic diagram of three-dimensional light-emitting diode display.
Fig. 4 is the part-structure synoptic diagram based on the aerial stereo imaging system of light-emitting diode display.
Fig. 5 is the another kind of STRUCTURE DECOMPOSITION synoptic diagram of dot matrix LED display.
Embodiment
Technological means, the creation characteristic of realizing for the present invention, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Specific embodiment 1:
With reference to Fig. 1, the dot matrix LED display comprises at least one LED array of display 101, also comprises a LED substrate 102.LED array of display 101 is arranged on the LED substrate 102.LED substrate 102 two sides are respectively equipped with the electrode group, are respectively front electrode group 103 and reverse side electrode group 104.Contain at least two front electrodes in the front electrode group 103, contain at least two reverse side electrodes in the reverse side electrode group.LED element in the LED array of display connects front electrode and reverse side electrode respectively.
Accurately control the situation of lighting of each LED element by the electromotive force situation of control front electrode and reverse side electrode.By the electrode group being arranged on LED substrate 102 two sides, avoid two arrays of electrodes because occurring the situation of staggered short circuit when the forming array, thereby in reducing design and producing, the electrode group difficulty of arranging.Be placed with the LED element that adopts the different color in the three primary colours on the LED substrate 102.So that demonstration different color.
Further, the plastic, transparent substrate of LED substrate 102 preferred flexible so that make described LED substrate have flexibility, can bend.Electrode adopts transparency electrode, perhaps adopts tinsel, such as filamentary silver, copper wire etc., to guarantee display quality.The transparency electrode of transparency electrode preferred flexible.
Contain at least three front electrodes in the front electrode group 103, at least three front electrodes are arranged in LED substrate 102 fronts, and not staggered.Contain at least three reverse side electrodes in the reverse side electrode group 104, at least three reverse side electrodes are arranged in LED substrate 102 reverse side, and not staggered.In front electrode group 103 and the reverse side electrode group 104, at least two strip electrodes exist staggered in the longitudinal direction.By making front electrode group 103 staggered with reverse side electrode group 104, produce intersection point, so that at intersection point place connection LED element.By producing a large amount of intersection points, be convenient to connect a large amount of LED elements.By making front electrode group 103 and reverse side electrode group 104 staggered but do not contact.
Further again, contain at least three front electrodes in the front electrode group 103, at least three front electrode parallel arrangements are in described LED substrate 102 fronts.Contain at least three reverse side electrodes in the reverse side electrode group 104, at least three reverse side electrode parallel arrangements are at LED substrate 102 reverse side.Front electrode and reverse side electrode exist staggered in the longitudinal direction.By the parallel arrangement front electrode, and the reverse side electrode, make arranging rule, be convenient to design, production and software design.
Can be, LED substrate 102 be provided with a through hole, and LED element one end connects the electrode of one side, and the other end of described LED element passes the electrode that described through hole connects another side.Can take a through hole alone by a LED element, also can be that 2～4 LED elements take a through hole jointly.
All right, LED substrate 102 is provided with a through hole, and front electrode extends to LED substrate 102 reverse side by through hole, and forms tie point.The LED element is positioned at LED substrate 102 reverse side, connects reverse side electrode and tie point respectively.LED substrate 102 is provided with bloomings such as diffusion barrier.The LED element is positioned at LED substrate 102 reverse side, and the light that sends is received by human eye through behind the blooming, to form the picture than good quality.
All right, LED substrate 102 is provided with a through hole, and the reverse side electrode extends to LED substrate 102 fronts by through hole, and forms tie point.The LED element is positioned at LED substrate 102 fronts, connects front electrode and tie point respectively.
All right, LED substrate 102 is provided with a through hole, and the LED element is embedded in the through hole, and the two ends of LED element connect the double-edged electrode of LED substrate respectively.
Also comprise at least one protective layer, protective layer covers LED substrate 102 fronts, with protection LED substrate 102 and LED element.
Design for protective layer can have following scheme:
(1) protective layer can adopt flexible plastic sheet, in order to make the dot matrix LED display have flexibility.
(2) LED substrate 102 pro and con are coated with the flexible transparent plastic plate respectively.Make tow sides can appreciate display frame.
(3) protective layer can adopt the hard transparent plate, as hard plastic board or glass plate.In order to LED substrate 102 and LED element are fixed, make the dot matrix LED display keep definite shape, and play a good protection.
(4) LED substrate 102 pro and con are coated with the hard transparent plate respectively.Make tow sides can appreciate display frame.
Specific embodiment 2:
With reference to Fig. 5, comprise two-layer at least LED submounts on the LED substrate 102, namely comprise a LED submounts 21, the 2nd LED submounts 22 at least.The LED array of display comprises that at least two group LED show subarray, and namely a LED shows that subarray 11, the 2nd LED show subarray 12.The one LED shows that subarray 11 is arranged on the LED submounts 21, and the 2nd LED shows that subarray 12 is arranged on the 2nd LED submounts 22.The one LED shows that subarray 11 and the 2nd LED show that subarray 12 is divided into the two-layer arrangement in front and back, obviously also can be the mode of being arranged above and below.The LED array of display is divided into the tandem LED of at least two groups shows that subarray can effectively reduce the LED arrangement of elements quantity on the same thickness (or height), can effectively reduce the production difficulty.Show that at LED the subarray number of plies is more, and when LED shown that subarray is controlled respectively, can realize three-dimensional imaging.
Comprise three layers of LED submounts on the LED substrate 102, namely comprise a tandem LED submounts 21, the 2nd LED submounts 22, the 3rd LED submounts 23, the LED array of display comprises that three groups of LED show subarray, namely a LED shows that subarray 11, the 2nd LED show that subarray 12, the 3rd LED show that subarray 13, the one LED show that subarray 11, the 2nd LED show that subarray 12, the 3rd LED show that subarray 13 is divided into three layers of arrangement from A-P.In order to further reduce the production difficulty.
The one LED shows that subarray 11, the 2nd LED show that subarray 12, the 3rd LED show subarray 13, adopt the LED element of the different color in the three primary colours respectively.So that the abundant picture of display color.The LED element of the different color in the three primary colours can be red, green, blue three-color LED element.Also can be to utilize other forms of three primary colours, adopt the LED element that constitutes other forms of three primary colours.
The place ahead of the one LED submounts 21 also is covered with a transparent protective layer, so that protect a LED to show subarray 11.LED element in the LED array of display adopts the adopting surface mounted LED element, perhaps directly adopts the LED wafer.So that dwindle the shared area of LED element itself.
The LED submounts place in LED element the place ahead is provided with one and has the astigmatic piece that astigmatism acts on, and all uses thereby the light that the LED element is launched is soft.The area of astigmatism piece so that the area of single pixel is bigger, and then improves display effect greater than the longitudinal section area of LED element.
In the specific design can: the LED substrate comprises three layers of LED submounts, namely comprise a tandem LED submounts 21, the 2nd LED submounts 22, the 3rd LED submounts 23, the one LED submounts 21, the 2nd LED submounts 22 adopt transparent material respectively, are loaded with a LED on a LED submounts 21, the 2nd LED submounts 22, the 3rd LED submounts 23 respectively and show that subarray 11, the 2nd LED show that subarray 12, the 3rd LED show subarray 13.The one LED shows that subarray 11, the 2nd LED show that subarray 12, the 3rd LED show subarray 13, adopts the LED element of the different color in the three primary colours respectively, and respectively organizes the LED element color unanimity in the LED demonstration subarray.The place ahead of the one LED submounts 21 also is covered with a transparent protective layer.LED substrate 102 peripheries can be cylindricality, sphere, polygon or other shapes.All right, LED shows that subarray is embedded in the LED substrate 102.
Specific embodiment 3:
With reference to Fig. 2, Fig. 3, three-dimensional light-emitting diode display comprises the LED array of display, and the LED array of display comprises that at least two group LED show subarray, and namely a LED shows that subarray 11, the 2nd LED show subarray 12.The one LED shows that subarray 11 and the 2nd LED show that subarray 12 is divided into two-layer arrangement up and down.Also comprise a LED substrate 102, LED shows that subarray is arranged on the LED substrate 102, and LED substrate 102 adopts transparent material.Can above or below three-dimensional light-emitting diode display, watch stereo-picture.
In the specific design, in the design of LED substrate, the LED substrate comprises two-layer at least LED submounts, namely comprises a LED submounts 21, the 2nd LED submounts 22 at least.The one LED submounts 21 and the 2nd LED submounts 22 are arranged above and below.The one LED submounts 21 adopts transparent material, and a LED shows that subarray 11 is arranged on the LED submounts 21, and the 2nd LED submounts 22 adopts transparent material, and the 2nd LED shows that subarray 12 is arranged on the 2nd LED submounts 22.Can pass through no shadow glue between each layer LED submounts, perhaps the glue that other light transmissions are good bonds, to improve display quality.
In the specific design, show that for LED in the subarray design, three LED show the adjacent arrangement of subarray, and adopt the LED element of the different color in the three primary colours respectively, constitute a LED and show group of subarrays.At least two LED show that group of subarrays is arranged above and below.Formation can show the three-dimensional light-emitting diode display of various rich colors.External unit is by controlling the situation of the lighting acquisition stereopsis that each LED shows each the LED element in the subarray respectively.
All right, LED shows that subarray is embedded in the LED substrate.Can adopt in the manufacturing LED is shown that subarray is embedded in the method in the LED substrate, obtain LED and show that subarray is embedded in the three-dimensional light-emitting diode display in the LED substrate.The LED substrate peripheral can be cylindricality, sphere, polygon or other shapes.
Specific embodiment 4:
With reference to Fig. 4, based on the aerial stereo imaging system of light-emitting diode display, comprise an air-borne imagery system, the air-borne imagery system comprises a picture light source, comprises that also one will form the photoimaging system of picture from the light as light source aloft, adopts light-emitting diode display as light source.The preferred three-dimensional light-emitting diode display 7 of light-emitting diode display.
The photoimaging system comprise one will converge from the light as light source converge optical device 8, the stereopsis that three-dimensional light-emitting diode display 7 produces is positioned at and converges the imaging region that optical device 8 is determined, as the picture light source, stereopsis 71 is presented in the air.Three-dimensional light-emitting diode display 7 is combined with the surface of converging optical device 8, to strengthen image quality.
By three-dimensional light-emitting diode display 7 is combined with the surface of converging optical device 8, reduce light refraction and reflection, and then can improve image quality, also can avoid in addition between the device because the external force dislocation as far as possible.
Converge optical device 8 and adopt a concave surface to converge device, as concave mirror.Three-dimensional light-emitting diode display 7 is positioned at the concave surface that concave surface converges device.And it is corresponding that the peripheral structure of three-dimensional light-emitting diode display 7 and concave surface converge the device inside surface, and both combine closely.The viewing area of three-dimensional light-emitting diode display 7 is positioned at concave surface and converges near the device axis.So that form image quality aerial space image preferably.
Converge optical device 8 and adopt two concave surfaces to converge device, two concave surfaces converge device and fasten relatively, and planar LED display or three-dimensional light-emitting diode display 7 converge between the device at two concave surfaces.Wherein at least one concave surface converges the device bottom and is provided with the printing opacity mouth, so that beam projecting forms picture aloft.
Converge optical device 8 and can also adopt a plus lens, planar LED display or three-dimensional light-emitting diode display 7 are positioned at plus lens one side, and plus lens directly is created on the three-dimensional light-emitting diode display.So that form image quality aerial space image preferably.
The photoimaging system can also be an aerial imaging suspension system based on the spectroscope imaging, comprises that a cabinet and is positioned at the spectroscope group of cabinet top, and described light-emitting diode display is arranged in the described cabinet of described spectroscope group below, as the picture light source.
Existing aerial imaging suspension system based on the spectroscope imaging generally is made up of cabinet, spectroscope group, shot-light, video playback apparatus, based on the spectroscope image-forming principle, by the product real scene shooting being made up the special processing of three-dimensional model, then the product image of taking or the stack of product three-dimensional model image are marched into the arena in the scape, constituted the product demonstration system of being association of activity and inertia.Finally show the product model phantom imaging effect that incorporates outdoor scene to spectators.
Among the present invention, shot-light can be omitted, change video playback apparatus into light-emitting diode display, and carry out suitable conventional optical system optimization, can realize effect.
More than show and describe ultimate principle of the present invention and principal character advantage of the present invention.The technician of the industry should understand the restriction that the present invention is not subjected to above-mentioned using method; that describes in above-mentioned using method and the instructions just says principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall into the interior claimed scope of the present invention of the claimed scope of the invention and defined by appending claims and equivalent thereof.
Claims (10)
1. the dot matrix LED display comprises at least one LED array of display, it is characterized in that, also comprises a LED substrate, and described LED array of display is arranged on the described LED substrate;
Described LED substrate two sides is respectively equipped with the electrode group, is respectively front electrode group and reverse side electrode group; Contain at least two front electrodes in the described front electrode group, contain at least two reverse side electrodes in the described reverse side electrode group;
LED element in the described LED array of display connects front electrode and reverse side electrode respectively.
2. dot matrix LED display according to claim 1, it is characterized in that: described LED substrate is the plastic, transparent substrate.
3. dot matrix LED display according to claim 2, it is characterized in that: contain at least three front electrodes in the described front electrode group, at least three front electrodes are arranged in described LED substrate front side, and staggered; Contain at least three reverse side electrodes in the described reverse side electrode group, at least three reverse side electrodes are arranged in described LED substrate reverse side, and not staggered; In described front electrode group and the described reverse side electrode group, at least two strip electrodes exist staggered in the longitudinal direction.
4. dot matrix LED display according to claim 3, it is characterized in that: described LED substrate is provided with a through hole, and described LED element one end connects the electrode of one side, and the other end of described LED element connects the electrode of another side by described through hole.
5. dot matrix LED display according to claim 3, it is characterized in that: described LED substrate is provided with a through hole, and described LED element is embedded in the described through hole, and the two ends of described LED element connect the double-edged electrode of described LED substrate respectively.
6. according to claim 1,2,3,4 or 5 described dot matrix LED display, it is characterized in that: also comprise at least one protective layer, described protective layer adopts the hard transparent plate; Described LED substrate front side and reverse side are coated with the hard transparent plate respectively.
7. dot matrix LED display according to claim 1, three-dimensional light-emitting diode display comprises the LED array of display, it is characterized in that, and described LED array of display comprises that at least two group LED show subarray, and namely a LED shows that subarray, the 2nd LED show subarray; A described LED shows that subarray and the 2nd LED show that subarray is divided into two-layer arrangement up and down;
Also comprise a LED substrate, described LED shows that subarray is arranged on the described LED substrate, and described LED substrate adopts transparent material.
8. based on the aerial stereo imaging system of light-emitting diode display, comprise an air-borne imagery system, described air-borne imagery system comprises a picture light source, also comprises a photoimaging system that will cross picture from the light as light source aloft, it is characterized in that described picture light source adopts described light-emitting diode display.
9. the aerial stereo imaging system based on light-emitting diode display according to claim 8, it is characterized in that: described photoimaging system comprises that one will converge optical device from what described light as light source converged, and the stereopsis that described three-dimensional light-emitting diode display produces is positioned at the described imaging region that optical device is determined that converges;
The described optical device that converges adopts a concave surface to converge device, and described three-dimensional light-emitting diode display is positioned at the concave surface that described concave surface converges device.
10. the aerial stereo imaging system based on light-emitting diode display according to claim 9, it is characterized in that: the described optical device that converges adopts two concave surfaces to converge device, two described concave surfaces converge device and fasten relatively, and described light-emitting diode display converges between the device at two described concave surfaces; Wherein at least one described concave surface converges the device bottom and is provided with the printing opacity mouth, so that beam projecting forms picture aloft.
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| CN2012100319605A CN103247236A (en) | 2012-02-08 | 2012-02-08 | Dot-matrix LED (light-emitting diode) display screen and stereoscopic displayer based on LED technology |
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| CN2012100319605A CN103247236A (en) | 2012-02-08 | 2012-02-08 | Dot-matrix LED (light-emitting diode) display screen and stereoscopic displayer based on LED technology |
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Application publication date: 20130814 |