CN101515426B - System for improving image display effect - Google Patents
System for improving image display effect Download PDFInfo
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- CN101515426B CN101515426B CN2009100793464A CN200910079346A CN101515426B CN 101515426 B CN101515426 B CN 101515426B CN 2009100793464 A CN2009100793464 A CN 2009100793464A CN 200910079346 A CN200910079346 A CN 200910079346A CN 101515426 B CN101515426 B CN 101515426B
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Abstract
The invention provides a system for improving image display effect, which is characterized by comprising the following parts: a luminous lattice array, in which at least two luminous elements are included; and the luminous element comprises a luminous body; a first optical element is arranged on the luminous surface of each luminous element and the first optical element is a hollow body whose inner face is of optics reflection characteristic; the hollow body comprises a top end and a bottom end, wherein, the cross section of the top end is larger than the cross section of the luminous body and the bottom end is optically connected with the luminous body; a second optical element with optics transmission characteristic is further included, which is positioned over the first optical element and is a transmission type projection screen. By adopting the technique of the invention, the lattice image presented to people after optical processing has no feeling of lattice interspaces, thus providing observers with smooth image feeling, achieving the purpose of improving image display effect and then improving image quality.
Description
Technical field
The present invention relates to improve the system of image display effect, particularly relate to the system that improves the LED image display effect.
Background technology
The LED lamp is called Sony ericsson mobile comm ab again, and because of its long service life, size can be done lessly, and can control its brightness by control loaded at the electric current of LED lamp, and the LED lamp can have by multiple color.Therefore use the LED lamp as image display, in giant-screen ad system, large screen television receiving system, be extensive use of.
But, the LED lamp forms LED lamp array on the circuit board because need being fixed on, make and have the gap between the LED lamp, when the image that people watch led array to show with closer distance, can see tangible pixel interval region, cause the problem image blurring, that picture quality is low.
Equally, in the cathode-ray tube display based on fluorescent display screen, the requirement according to resolution on fluorescent display screen horizontal and vertical is divided into a plurality of pixels, and is gapped between the pixel.Cathode ray is beaten at pixel, make pixel luminous, beat gapped between pixel then can be not luminous, the image of watching cathode-ray tube display to show with closer distance as people, can see tangible pixel interval region, cause the problem image blurring, that picture quality is low.
Equally, in other various displays that show based on dot matrix, as LCD, plasma scope, organic light emission volume array, electroluminescence volume array etc., because the restriction of manufacturing process, the gap of pixel always exists in the display, when the image that people watch these displays to show with closer distance, can see tangible pixel interval region, cause the problem image blurring, that picture quality is low.
Summary of the invention
Technical matters to be solved by this invention is how to improve the image display effect that shows based on dot matrix, and it is low to eliminate the image blurring and picture quality that cause in the gap between the dot matrix.After the present invention adopts optical means that image is carried out optical processing, make the image that presents not have pixel gap or pixel gap to be reduced, thereby improve image display effect, even closely watch, picture quality also is improved.
The term explanation: the dot matrix gap of indication is meant the not light-emitting zone between two luminous points visually experiencing of people when two luminous points are simultaneously luminous herein.The dot matrix gap of indication be zero or the dot matrix gap eliminate the impression visually that is meant when two luminous points are simultaneously luminous people and have significantly not light-emitting zone between less than two luminous points.
For addressing the above problem, the technical solution of proposition is:
1, a kind of system that improves image display effect, a scheme is to comprise as lower member:
The luminous point array comprises two light-emitting components at least, and described light-emitting component comprises luminophor, and described luminous point array forms the image that dot matrix shows;
First optical element is set on the light-emitting area of described each light-emitting component, described first optical element is the hollow body that inside surface has the optical reflection characteristic, described hollow body comprises top and bottom, the xsect on wherein said top is greater than the xsect of described luminophor, and described bottom is connected with described luminophor optics.The pipe thickness of the hollow body of first optical element can be very little, as adopting reflectance coating or fiber optic materials, can make the hollow body tube wall of first optical element become very thin, thereby make the gap between first optical element can be very little.
2, further can increase by second optical element, described second optical element has optical transmission property, places on first optical element.A kind of selection preferably is that described second optical element is the transmission screen curtain.
3, this system aspect is described first optical element inside surface has total reflection film.Also can adopt optical fiber, the boring body shape of cross section of optical fiber can be rectangle or circle.
4, another aspect of this system is that described luminous point array is monochromatic LED array, multi-colored led array, organic light emission volume array, electroluminescence volume array.
5, another aspect of this system is that described first optical element is quadrangular shape or rectangular pyramid shape.
6, other aspects of this system are that gap between the top of first optical element very close to each other or described between the top of described first optical element is less than the gap between the luminophor of described light-emitting component.
7, a kind of system that improves image display effect, another scheme comprise as lower member:
The luminous point array comprises two light-emitting components at least, and described light-emitting component comprises luminophor, and described luminous point array forms the image that dot matrix shows;
First array of optical elements, each first optical element of described first array of optical elements is corresponding with each light-emitting component of luminous point array, described first optical element is the hollow body that inside surface has the optical reflection characteristic, described hollow body comprises top and bottom, the xsect on wherein said top is greater than the xsect of described luminophor, and described bottom is connected with described luminophor optics.
8, further, described first array of optical elements is made of a plurality of hollow bodies that the inside surface that forms one has the optical reflection characteristic, places on the luminous point array, makes the spacing of the light-emitting component in spacing and the luminous point array between the hollow body identical.
For second optical element is the transmission screen curtain, is the implementation method that discloses rear projection screen in the Chinese patent application that on May 12nd, 2004, publication number was CN1495518A on open, and as citations of the present invention, way of reference is for quoting in full.When using rear projection screen, be similar to the rear-projection projector equipment, the original graph image source is positioned at the back side (back) of screen, and the observer is positioned at the front of screen.
The image display that is made of pixel is because the gap between the pixel, and there is grain effect in the image that people are seen, promptly during close together, can feel that image is to be made of discrete pixel particle, obviously feels interval between the pixel.Consequently image display effect is poor, even fuzzy.Pass through said system, the image that image display shows is handled by first optical element, because the xsect on the top of first optical element is greater than the xsect of described luminophor, and first optical element be the hollow body that inside surface has the optical reflection characteristic, when the bottom of first optical element is connected with described luminophor optics, when the light that luminophor sent of light-emitting component penetrates through the back top from first optical element of the inside surface reflection of first optical element, its optical surface is the xsect on the top of first optical element, thereby reduces even eliminated gap between the pixel.Further has optical transmission property second optical element in the first optical element increase, such as the transmission screen curtain, because there is diffusional effect in luminous point at the transmission screen curtain, promptly because the scattering of imaging plane, can make the optical imagery zone diffusion of luminous point, can make the gap between the imaging point of adjacent pixels point further narrow down to zero, even intersecting appear in the imaging point that pixel is formed.Processing through first optical element and second optical element is made do not have the gap between the pixel.The image that this moment, second optical element showed is the gap that does not have between the pixel.It will be more clear that people watch the display effect of the image on second optical element, the glimmer that does not have the gap between the pixel to produce.Even closely watch also and can not produce grain effect.
Beneficial effect of the present invention: adopt technology of the present invention dot matrix image not to be had the sensation in dot matrix gap through the image of presenting to people after the optical processing, thereby offer level and smooth image impression of observer, reach the purpose that improves image display effect, and then improve the quality of image.
Description of drawings:
Fig. 1 is that the LED dot matrix image shows the principle of work synoptic diagram that has the gap in the prior art, wherein Fig. 1 (A) is the front view that four LED lamps constitute dot matrix, Fig. 1 (B) is the vertical view that four LED lamps constitute dot matrix, Fig. 1 (C) is the side view that four LED lamps constitute dot matrix, and Fig. 1 (D) is the stereographic map that four LED lamps constitute dot matrix.
Fig. 2 is the cone that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 2 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 2 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 2 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 2 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 2 (E) is the first optical element synoptic diagram.
Fig. 3 is the curved surface cone that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 3 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 3 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 3 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 3 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 3 (E) is the first optical element synoptic diagram.
Fig. 4 is the rectangular pyramid body that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 4 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 4 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 4 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 4 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 4 (E) is the first optical element synoptic diagram.
Fig. 5 is the curved surface rectangular pyramid body that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 5 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 5 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 5 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 5 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 5 (E) is the first optical element synoptic diagram.
Fig. 6 is the four prisms cylinder that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 6 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 6 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 6 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 6 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 6 (E) is the first optical element synoptic diagram.
Fig. 7 is the system schematic that the present invention realizes improving LED dot matrix image display effect.
Embodiment:
Core point of the present invention is, the effect of shown image is fuzzy when gap between the luminophor of the light-emitting component that constitutes dot matrix image causes existing light-emitting zone not, first optical element is set on the light-emitting area of each light-emitting component, described first optical element is the hollow body that inside surface has the optical reflection characteristic, described hollow body comprises top and bottom, the xsect on wherein said top is greater than the xsect of described luminophor, described bottom is connected with described luminophor optics, be full of the xsect on top when the light-emitting area of luminophor penetrates on the top of first optical element through the hollow body reflection back of first optical element like this, because the xsect on top is greater than the xsect of described luminophor, thereby reduced the gap between the lattice luminous point, thereby improved the effect of shown image.The hollow body of first optical element can adopt multiple structure to realize.
Further describe specific embodiments of the present invention below in conjunction with accompanying drawing.
Fig. 1 is that the LED dot matrix image shows the principle of work synoptic diagram that has the gap in the prior art, wherein Fig. 1 (A) is the front view that four LED lamps constitute dot matrix, Fig. 1 (B) is the vertical view that four LED lamps constitute dot matrix, Fig. 1 (C) is the side view that four LED lamps constitute dot matrix, and Fig. 1 (D) is the stereographic map that four LED lamps constitute dot matrix.The LED dot matrix has LED lamp 101 to constitute, and luminophor 102 cross-sectional areas of each LED lamp are usually less than the package dimension of LED lamp, and for the ease of producing, also needs certain lateral clearance 103 and axial clearance 104 between the LED lamp.Obviously because lateral clearance 103 and axial clearance 104, just there is tangible blur effect in shown image effect, when special viewing distance is near, more can obviously feel not light-emitting zone between the luminous point, and is not fogging clear.The not light-emitting zone that the present invention just can reduce between the dot matrix reaches the purpose that improves display effect.Wherein a kind of implementation is referring to Fig. 2.
Fig. 2 is the cone that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 2 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 2 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 2 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 2 (D) is that four LED lamps 101 add the stereographic map that first optical element constitutes dot matrix, and Fig. 2 (E) is the first optical element synoptic diagram.First optical element 206 among this figure is the cone of boring body, and the hollow body inside surface of first optical element 206 is the surfaces with reflection characteristic, realizes or adopt the fiber optic materials manufacturing as adopting the mode of pasting total reflection film.First optical element 206 comprises top 207 and bottom 208, wherein bottom 208 is connected with luminophor 102 light of LED lamp 101, inside surface reflection by first optical element 206, the light that luminophor 102 is sent penetrates by the top 207 of first optical element, because top 207 is bigger than the cross-sectional area of bottom 208, thereby also, realized purpose of the present invention than the big gap that has dwindled between the lattice luminous point of luminophor 102 cross-sectional areas of LED lamp 101.Though this implementation has dwindled horizontal interlattice gap 203 and vertical interlattice gap 204 in the LED dot matrix image, does not eliminate four gaps 205 between the LED dot matrix.And the reflecting surface of first optical element of cone shape is an inclined-plane, and the light of ejaculation is more diffusing.Further solve the relatively more diffusing problem of light that penetrates, in the solution of Fig. 3, improve.
Second kind of implementation is referring to Fig. 3, Fig. 3 is the curved surface cone that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 3 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 3 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 3 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 3 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 3 (E) is the first optical element synoptic diagram.First optical element 306 among this figure is the curved surface cone of boring body, and the hollow body inside surface of first optical element 306 is the surfaces with reflection characteristic, realizes or adopt the fiber optic materials manufacturing as adopting the mode of pasting total reflection film.First optical element 306 comprises top 307 and bottom 308, wherein bottom 308 is connected with luminophor 102 light of LED lamp 101, inside surface reflection by first optical element 306, the light that luminophor 102 is sent penetrates by the top 307 of first optical element, because top 307 is bigger than the cross-sectional area of bottom 308, thereby also, realized purpose of the present invention than the big gap that has dwindled between the lattice luminous point of luminophor 102 cross-sectional areas of LED lamp 101.This implementation is than the implementation of Fig. 2, and it is better that the reflection characteristic of curved surface cone can be done, and the light that makes ejaculation is near parallel lines.As can being designed to parabolic surface, and make the luminophor 102 of LED lamp 101 be positioned at the focus place of this parabolic surface.Though this implementation has dwindled horizontal interlattice gap 303 and vertical interlattice gap 304 in the LED dot matrix image, does not eliminate four gaps 305 between the LED dot matrix.
Fig. 4 is the rectangular pyramid body that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 4 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 4 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 4 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 4 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 4 (E) is the first optical element synoptic diagram.First optical element 406 among this figure is the rectangular pyramid body of boring body, and the hollow body inside surface of first optical element 406 is the surfaces with reflection characteristic, realizes or adopt the fiber optic materials manufacturing as adopting the mode of pasting total reflection film.First optical element 406 comprises top 407 and bottom 408, wherein bottom 408 is connected with luminophor 102 light of LED lamp 101, inside surface reflection by first optical element 406, the light that luminophor 102 is sent penetrates by the top 407 of first optical element, because top 407 is bigger than the cross-sectional area of bottom 408, also luminophor 102 cross-sectional areas than LED lamp 101 are big, thereby dwindled the gap between the lattice luminous point, realized purpose of the present invention.This implementation can make in the LED dot matrix image between the luminous point gap do very for a short time, as long as the hollow wall thickness of control first optical element 406 can further reduce the gap between the luminous point.The reflecting surface of first optical element of same rectangular pyramid shape is an inclined-plane, and the light of ejaculation is more diffusing.This implementation has not only dwindled horizontal interlattice gap 403 and vertical interlattice gap 404 in the LED dot matrix image, also eliminates four gaps 405 between the LED dot matrix.Further solve the relatively more diffusing problem of light that penetrates, in the solution of Fig. 5, improve.
Fig. 5 is the curved surface rectangular pyramid body that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 5 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 5 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 5 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 5 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 5 (E) is the first optical element synoptic diagram.First optical element 506 among this figure is the curved surface rectangular pyramid body of boring body, promptly four sides are curve forms, the hollow body inside surface of first optical element 506 is the surfaces with reflection characteristic, realizes or adopt the fiber optic materials manufacturing as adopting the mode of pasting total reflection film.First optical element 506 comprises top 507 and bottom 508, wherein bottom 508 is connected with luminophor 102 light of LED lamp 101, inside surface reflection by first optical element 506, the light that luminophor 102 is sent penetrates by the top 507 of first optical element, because top 507 is bigger than the cross-sectional area of bottom 508, also luminophor 102 cross-sectional areas than LED lamp 101 are big, thereby dwindled the gap between the lattice luminous point, realized purpose of the present invention.This implementation can make in the LED dot matrix image between the luminous point gap do very for a short time, as long as the hollow wall thickness of control first optical element 506 can further reduce the gap between the luminous point.This implementation is than the implementation of Fig. 4, and it is better that the reflection characteristic of curved surface rectangular pyramid body can be done, and the light that makes ejaculation is near parallel lines.Can be designed to parabolic surface as four sides, and make the luminophor 102 of LED lamp 101 be positioned at the focus place of this parabolic surface.This implementation has not only dwindled horizontal interlattice gap 503 and vertical interlattice gap 504 in the LED dot matrix image, also eliminates four gaps 505 between the LED dot matrix.
Fig. 6 is the four prisms cylinder that adopts inside surface to have the optical reflection characteristic among the present invention carries out optical processing for each luminous point of LED dot matrix image as first optical element a principle of work synoptic diagram, wherein Fig. 6 (A) is that four LED lamps add the front view that first optical element constitutes dot matrix, Fig. 6 (B) is that four LED lamps add the vertical view that first optical element constitutes dot matrix, Fig. 6 (C) is that four LED lamps add the side view that first optical element constitutes dot matrix, Fig. 6 (D) is that four LED lamps add the stereographic map that first optical element constitutes dot matrix, and Fig. 6 (E) is the first optical element synoptic diagram.First optical element 606 among this figure is the four prisms cylinder of boring body, and the hollow body inside surface of first optical element 606 is the surfaces with reflection characteristic, realizes or adopt the fiber optic materials manufacturing as adopting the mode of pasting total reflection film.First optical element 606 comprises top 607 and bottom 608, wherein bottom 608 is connected with luminophor 102 light of LED lamp 101, inside surface reflection by first optical element 606, the light that luminophor 102 is sent penetrates by the top 607 of first optical element, because top 607 is bigger than luminophor 102 cross-sectional areas of LED lamp 101, thereby dwindled the gap between the lattice luminous point, realized purpose of the present invention.This implementation can make in the LED dot matrix image between the luminous point gap do very for a short time, as long as the hollow wall thickness of control first optical element 606 can further reduce the gap between the luminous point.This implementation has not only dwindled horizontal interlattice gap 603 and vertical interlattice gap 604 in the LED dot matrix image, also eliminates four gaps 605 between the LED dot matrix.
Fig. 7 is the system schematic that the present invention realizes improving LED dot matrix image display effect.Comprise the LED dot matrix 701, first array of optical elements 702 and the transmission screen curtain 703 that are made of the LED lamp, wherein each first optical element of first array of optical elements 702 is corresponding with each LED lamp of LED dot matrix 701.Each first optical element of first array of optical elements 702 can adopt any scheme among Fig. 2 to Fig. 6.By the reflection of first array of optical elements, 702 hollow inside surfaces, make the xsect of the light that each LED lamp of LED dot matrix 701 sends be spread increasing, thus the gap between the picture point when reducing the LED lamp and forming dot matrix image.Further form image at transmission screen curtain 703, because the gap the when scattering effect of transmission screen curtain 703 will make dot matrix image between the picture point is covered by luminous point, thereby form the dot matrix image that does not have the picture point gap, realized improving the solution of LED dot matrix image display effect.
Claims (10)
1. system that improves image display effect is characterized in that comprising as lower member:
The luminous point array comprises two light-emitting components at least, and described light-emitting component comprises luminophor, and described luminous point array forms the image that dot matrix shows;
First optical element is set on the light-emitting area of described each light-emitting component, described first optical element is the hollow body that inside surface has the optical reflection characteristic, described hollow body comprises top and bottom, the xsect on wherein said top is greater than the xsect of described luminophor, and described bottom is connected with described luminophor optics;
After the inside surface reflection of the light that luminophor sent of described light-emitting component through described first optical element, optical surface when penetrating from the top of described first optical element is the xsect on the top of described first optical element, and the image that described dot matrix is shown does not have dot matrix gap or dot matrix gap to be reduced through the image that presents after the optical processing of described first optical element.
2. system according to claim 1 is characterized in that further comprising second optical element, and described second optical element has optical transmission property, places on first optical element.
3. system according to claim 2 is characterized in that described second optical element is the transmission screen curtain.
4. system according to claim 1 is characterized in that the inside surface of described first optical element has total reflection film.
5. system according to claim 1 is characterized in that described luminous point array is monochromatic LED array, multi-colored led array, organic light emission volume array, electroluminescence volume array.
6. according to each described system in the claim 1 to 5, it is characterized in that described first optical element is that inside surface has the curved surface cone that cone that curved surface rectangular pyramid body that the four prisms cylinder of optical reflection characteristic or rectangular pyramid body that inside surface has the optical reflection characteristic or inside surface have the optical reflection characteristic or inside surface have the optical reflection characteristic or inside surface have the optical reflection characteristic.
7. according to each described system in the claim 1 to 5, it is characterized in that gap between the top of first optical element very close to each other or described between the top of described first optical element is less than the gap between the luminophor of described light-emitting component.
8. system according to claim 6 is characterized in that gap between the top of first optical element very close to each other or described between the top of described first optical element is less than the gap between the luminophor of described light-emitting component.
9. system that improves image display effect is characterized in that comprising as lower member:
The luminous point array comprises two light-emitting components at least, and described light-emitting component comprises luminophor, and described luminous point array forms the image that dot matrix shows;
First array of optical elements, each first optical element of described first array of optical elements is corresponding with each light-emitting component of luminous point array, described first optical element is the hollow body that inside surface has the optical reflection characteristic, described hollow body comprises top and bottom, the xsect on wherein said top is greater than the xsect of described luminophor, and described bottom is connected with described luminophor optics;
After the inside surface reflection of the light that luminophor sent of described light-emitting component through described first optical element, optical surface when penetrating from the top of described first optical element is the xsect on the top of described first optical element, and the image that described dot matrix is shown does not have dot matrix gap or dot matrix gap to be reduced through the image that presents after the optical processing of described first optical element.
10. system according to claim 9, it is characterized in that described first array of optical elements is made of a plurality of hollow bodies that the inside surface that forms one has the optical reflection characteristic, place on the luminous point array, make the spacing of the light-emitting component in spacing and the luminous point array between the hollow body identical.
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| CN2009100793464A CN101515426B (en) | 2009-03-09 | 2009-03-09 | System for improving image display effect |
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| CN2009100793464A CN101515426B (en) | 2009-03-09 | 2009-03-09 | System for improving image display effect |
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| CN101515426A CN101515426A (en) | 2009-08-26 |
| CN101515426B true CN101515426B (en) | 2011-01-05 |
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| CN102542927B (en) * | 2012-01-06 | 2015-04-08 | 广东威创视讯科技股份有限公司 | Device for removing display pixel particle effect and OLED (organic light emitting diode) display screen |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1495518A (en) * | 2002-09-24 | 2004-05-12 | 精工爱普生株式会社 | Transmission-type screen and back-type projector |
| CN201035859Y (en) * | 2006-06-26 | 2008-03-12 | 南京汉德森科技股份有限公司 | High-density full function LED display screen module |
| CN101324747A (en) * | 2008-08-01 | 2008-12-17 | 宁波市科技园区华域电子有限公司 | High efficiency LED projection light source apparatus |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1495518A (en) * | 2002-09-24 | 2004-05-12 | 精工爱普生株式会社 | Transmission-type screen and back-type projector |
| CN201035859Y (en) * | 2006-06-26 | 2008-03-12 | 南京汉德森科技股份有限公司 | High-density full function LED display screen module |
| CN101324747A (en) * | 2008-08-01 | 2008-12-17 | 宁波市科技园区华域电子有限公司 | High efficiency LED projection light source apparatus |
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