CN101287138A - Auto-stereoscopic display technique - Google Patents
Auto-stereoscopic display technique Download PDFInfo
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- CN101287138A CN101287138A CNA200710057097XA CN200710057097A CN101287138A CN 101287138 A CN101287138 A CN 101287138A CN A200710057097X A CNA200710057097X A CN A200710057097XA CN 200710057097 A CN200710057097 A CN 200710057097A CN 101287138 A CN101287138 A CN 101287138A
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Abstract
The invention relates to a technology for manufacturing and displaying a free three-dimensional picture by utilizing a flat-panel display with special parameters and a grating with the special parameters and matched with the flat-panel display. The technology is characterized in that the flat-panel display has the horizontal resolution of 1366 pixels, the vertical resolution of 768 pixels, horizontally visual size being 1393.32mm, vertically visual size being 783.36mm, horizontal pixel size being1.02mm and vertical pixel size being 1.02mm; the grating has a cycle (LPI) between 9.5500 and 9.6500 per inch; the ratio of the width of the transparent stripes to the width of the opaque strips of the grating is less than 1/8; the grating has an included angle in a direction, along which the stripes are perpendicular to the flat-panel display, and the included angle is between 12.40 degrees and 12.60 degrees; the grating is positioned at the front end of the screen of the flat-panel display, but is 10mm to 18mm far away from the display screen of the flat-panel display; the size of the grating is bigger than the visual size of the flat-panel display, which is 1423mm horizontally and 813mm vertically.
Description
Freedom tridimensional imaging technique is along with the development of high resolution flat Display Technique more and more is subject to people's attention, the technology and the means of various demonstration free stereo images occur one after another, as utilize cylindrieal lens plate on flat-panel monitor, to show free stereo image, utilize grating on flat-panel monitor, to show free stereo image.But at the various flat-panel monitors of determining parameter, how to make the design of cylindrieal lens plate and grating more accurate, thereby can demonstrate more perfect stereo-picture after making it and flat-panel monitor combining, and utilize which kind of manufacture craft, which kind of material and which kind of method are implemented this free stereo image Display Technique, make it to have practicality, become problem demanding prompt solution in the freedom tridimensional imaging technique development process.
The present invention proposes a kind of freely stereopicture display process that utilizes the grating of particular design at the flat-panel monitor realization auto-stereoscopic imaging of special parameter.
The present invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is LCD or the plasma display with special parameter.Its resolution is 1366 pixels of level or 1365 pixels, vertically is 768 pixels, and each pixel is of a size of 1.02 millimeters of levels, vertical 1.02 millimeters.Dot structure is that horizontal direction is that RGB is arranged, and every row has only three RGB sub-pixels, and the width of each sub-pixel is that 0.34 millimeter height is 0.99 millimeter.Dot structure also can be that horizontal direction is bluish-green red arrangement, and every row has only three bluish-green red pieces pixels, and the width of each sub-pixel is that 0.34 millimeter height is 0.99 millimeter.Visual 1393.32 millimeters of the levels that are of a size of of this LCD or plasma display, vertical 783.36 millimeters.
The flat-panel monitor of this special parameter of the expression of 1 among Fig. 1, it can be a plasma display, also can be LCD.The 2nd, represent the pixel in this flat-panel monitor, because pixel is a lot, in order to express easily, that here each pixel is all drawn is very big, and actual pixels is very little, and naked eyes almost be can't see.The 3rd, show that this flat-panel monitor must exist fixing 1366 pixels or 1365 pixels in the horizontal direction, 4 show that must there be 768 pixels in vertical direction in this flat-panel monitor.Each pixel constitutes by the sub-pixel red, green, blue, and the height of 5 expression red, green, blue pixels is 1.02 millimeters, and the overall width of 6 expression red, green, blue pixels under horizontally is 1.02 millimeters, and the horizontal range between them is divided equally.
Fig. 2 is the grating that is placed on above-mentioned flat-panel monitor the place ahead.This grating is made of transparent stripe and opaque striped.The width of transparent stripe and the width of opaque striped are than less than 1: 8, and these stripeds are parallel to each other fully, and there is angle in the direction of striped with the vertical direction of flat-panel monitor pixel, and this angle is 12.30 to spend between 12.80 degree, and the best is 12.50 degree.The cycle of striped (LPI) is between the per inch 9.5500 to 9.6500, and optimal period is 9.6080.The cycle of striped is along with the perpendicular direction calculating of striped.
Among Fig. 2 10 represents grating, and the height of 11 these gratings of expression is 813 millimeters, and the width of 12 these gratings of expression is 1423 millimeters.The opaque striped of 18 expressions is black.19 expression transparent stripes are white.The line that 20 expressions parallel with pixel level direction in the flat-panel monitor, the line that 16 expressions parallel with pixel vertical direction in the flat-panel monitor, 13 expression grating orientations are with the angle that exists between 16, and this angle is 12.30 to spend between 12.80 degree, and the best is 12.50 degree.17 expressions are with the perpendicular line of grating parallel direction, it is 90 degree with the angle 11 of grating, the width of 15 expression transparent stripes, the width of the opaque striped of 14 expressions, their ratio was less than 1: 8, direction along 17, the cycle of striped (LPI) is between the per inch 9.5500 to 9.6500, optimal period is 9.6080.
In order to obtain best stereo-picture definition, eliminate in vertical direction melt the picture error, transparent stripe should be tried one's best smoothly, the resolution realization that this can be when improving preparing grating.
Fig. 3 shows the manufacture method of this grating.Grating can be realized with three kinds of methods: the first is at first made raster film, with its stack pile be then between 4 millimeters to 6 millimeters optical glass by the ultra-violet curing clear binder bonding, to the gas between film and the glass be got rid of fully by cold press when bonding, be placed on irradiation under the intensive ultraviolet then, make the adhesive finish-drying.Another kind method is that directly photoresists to be coated on thickness be on the optical glass between 4 millimeters to 6 millimeters, or on other transparent plastic sheet material, and according to above-mentioned grating parameter, directly exposure image on the on glass or transparent plastic sheet material at this forms grating.Also have a kind of method directly to print on glass or transparent plastic sheet material by silk screen printing exactly, this method is particularly useful for making the grating of big molded dimension.
But the size of this grating is greater than the apparent size of flat-panel monitor, and horizontal direction is 1423 millimeters, and vertical direction is 813 millimeters.The one side facing to the flat-panel monitor display image that raster film is arranged in the grating perhaps will have an one side facing to the flat-panel monitor display image of photoresists in the grating.Grating is between 10 millimeters to 18 millimeters with the distance of flat-panel monitor.By adjusting this distance, can adjust best stereo-picture viewing distance.When viewing distance is nearer, grating can be shortened to the distance between the flat-panel monitor screen, when viewing distance is big, grating can be strengthened to the distance between the flat-panel monitor.This adjusting also can improve the stereos copic viewing angle, when grating shortens apart from the distance between the flat panel display screen, can increase the stereos copic viewing visual angle.Therefore, this fast grating can make adjustable apart from the distance between the flat-panel monitor screen, to adapt to the requirement of different viewing distances.Dull and stereotyped auto-stereoscopic display majority is used for advertisement field, and different advertisement places, spectators are different to the distance of watching screen, therefore, by adjusting above-mentioned distance, just can allow spectators obtain best viewing effect.
The grating that 22 expressions complete according to the optical property parameter of above-mentioned grating with film, require this film smooth, the transparent part of grating should have extraordinary transmitance, opaque part will have good blocking ability to light, the thickness of film is between 0.1 millimeter to 0.3 millimeter, and the AGFA film that Germany produces just is well suited for making this grating.23 expression optical glass or transparent plastic sheet materials, thickness is between 4 millimeters to 6 millimeters.The 24th, the ultra-violet curing clear binder, it is coated on glass equably, be bonded on 23 22, and put into the nip roll 24 of cold press, they rotate according to 25 direction, so just the air between film 22 and the glass 23 can be got rid of totally, again this grating is placed on irradiation drying under the strong ultraviolet light.
Fig. 4 illustrates grating is how to be placed on the flat-panel monitor.Grating has two-layer, and wherein one deck is the film grating layer, or the light-sensitive surface grating layer, or printed layers; Another layer is glassy layer or transparent plastic sheet material layer.To have the one side of grating layer to aim at the screen of flat-panel monitor, and be that grating and flat-panel monitor keep 10 millimeters to 18 mm distance, this distance is to realize by the rectangular gasket that is installed on the flat-panel monitor edge.Rectangular gasket is with fixing by powerful double-sided adhesive between the flat-panel monitor, and rectangular gasket is with also fixing by the not dried double faced adhesive tape of brute force between the original screen panel.Last rectangular gasket is fixedly securing with flat-panel monitor by locator, with the vibration effect that produces in avoiding transporting grating concern with the position between the flat-panel monitor.Rectangular gasket is adjusted grating with the distance between the flat-panel monitor screen with can installation adjusting device between the flat-panel monitor.
The 29th, the fuselage of flat-panel monitor, and 27 are display screens of this flat-panel monitor.The 28th, rectangular gasket, the thickness of 30 expression rectangular gasket, this thickness can be regulated.This adjusting can realize by the method that changes rectangular gasket thickness, also can realize by device for installing and adjusting.This rectangular gasket is placed around the frame of this flat-panel monitor.The 23rd, original screen panel, the one side 22 that grating is wherein arranged is towards flat panel display screen 27.The 23rd, the glass of grating or transparent plastic sheet face, it is towards spectators.23 one side is coated with anti-reflection film, to alleviate the light transmission rate of the reflective and lifting grating that comes from the outside.
Fig. 5 is how the free stereo image that explanation shows on above-mentioned free stereo image display generates.Since 32,,, they can be processed as a three-dimensional frame by image process method up to 39 being 8 three-dimensional sequences figure with different parallaxes.Utilize grating 10 as the light sieve, respectively these 8 stereogram sequences are sifted out.At first, obtain 40,, continue sieve 33, obtain 41, grating along the horizontal direction of the grating distance of a transparent stripe of displacement again, is continued sieve 34 then with the distance of grating along a transparent stripe of horizontal direction displacement of grating with grating 10 sieve Figure 32, to 42.Last secondary Figure 47 with this three-dimensional frame sifts out like this.The figure that sifts out is superimposed together forms a free stereo image frame 48, and this two field picture is put into flat-panel monitor demonstrations of getting on, and just can see stereo-picture through grating.Certainly, here said light sieve, be a kind of image processing method: utilize grating 10 to make the light sieve and remove to handle image, just mean the place to this grating transparent stripe with a secondary figure, the permission image passes through, and, just do not allow image to pass through facing to the opaque place of grating, be equivalent to image has been done a filtering according to the optical texture of grating.Everything can be finished by simple image processing software, as utilizes Photoshop software to finish.Show that if want the free stereo of realizing dynamic image it is just passable only different sequence motion free stereo images need to be handled the sequence free stereo image frame that is associated.
One of embodiment can produce the PPM63H3 plasma TV with Korea S's Samsung and make auto-stereoscopic display.This monitor resolution is level 1366 pixels, vertical 768 pixels.The wide 1.02mm of pixel, the high 1.02mm of pixel.Visually being of a size of horizontal 1393.32mm, vertically is 783.36mm.The middle to specifications designated parameters of grating parameter then can obtain desirable free stereo image.Because the dot structure of this plasma display is by indigo plant, green, the red pieces pixel constitutes really, and generally really image all be according to red, green, the arrangement of blue sub-pixel constitutes, therefore be the correct effect of three-dimensional image that shows, should be with the use of falling the turnback of this screen. use is put upside down in the above and below that is about to when this display is former to be used. utilize digital image processing techniques, the anti-turnback of the stereo-picture of making is used, this can realize by multiple computer picture card and drive software, such as adopting GFORCE7300 just can realize static and reverse function moving image.
The accompanying drawing drawing is described as follows:
Fig. 1 is " LCD or plasma display figure with special parameter ".
Fig. 2 is " grating that is placed on above-mentioned flat-panel monitor the place ahead " figure.
Fig. 3 is " manufacture method that shows this grating " figure.
Fig. 4 is " illustrating grating is how to be placed on the flat-panel monitor " figure.
Fig. 5 is " illustrating how the free stereo image that shows generates on above-mentioned free stereo image display " figure.
Claims (9)
1. the present invention relates to a kind of practical approach of utilizing the preparing grating of the flat-panel monitor of special parameter and supporting with it special parameter and showing free stereo image.The feature of this method is: the horizontal resolution of this flat-panel monitor is 1366 pixels or 1365 pixels, vertical resolution is 768 pixels, visual 1393.32 millimeters of the levels that are of a size of, vertical 783.36 millimeters, Pixel Dimensions is 1.02 millimeters of levels, vertical 1.02 millimeters, the cycle of grating, (LPI) was between per inch 9.5500 to 9.6500, the width of grating transparent stripe and the width of opaque striped ratio are less than 1/8, grating has an angle at stripe direction with the vertical direction of flat-panel monitor, this angle is between 12.40 degree and 12.60 degree, grating is placed on the front end of flat-panel monitor screen, but apart from the display screen of flat-panel monitor distance between 10 millimeters to 18 millimeters is arranged, but the size of grating is greater than the apparent size of flat-panel monitor, be 1423 millimeters of levels, vertical 813 millimeters
2. according to the practical free stereoscopic image display of claim 1, it is characterized in that: grating is to be bonded in thickness on the optical glass 4 millimeters to 6 millimeters or on the transparent plastic sheet material by raster film by the ultraviolet curing translucent adhesive, and the one side that is stained with raster film is aimed at the display screen of flat-panel monitor.
3. according to the practical free stereoscopic image display of claim 1, it is characterized in that: grating is by the mode by silk screen printing, directly is printed on optical glass or the transparent plastic panel material.
4. according to the practical free stereoscopic image display of claim 1, it is characterized in that: grating forms through exposing to developing and printing through glass or the transparent plastic sheet material that is coated with photosensitive material.
5. according to the practical free stereoscopic image display of claim 1, it is characterized in that: grating is adjustable to the distance of flat-panel monitor screen, the purpose of adjusting is to adjust best stereos copic viewing apart from perspective view, the stereopsis angle is big to the distance between the flat-panel monitor screen is short for the nearly then grating of viewing distance, and the stereopsis angle is little to the distance between the flat-panel monitor is big for viewing distance then grating far away.
6. according to the practical free stereogram case display of claim 1, it is characterized in that: grating is to be bonded on the rectangular gasket between high 10 millimeters to 18 millimeters by powerful double faced adhesive tape, and rectangular gasket is to be bonded on the display screen frame of flat-panel monitor by powerful double faced adhesive tape.
7. according to the practical free stereoscopic image display of claim 1, it is characterized in that: the bonding between film grating and the optical glass is bonding and through the roll row deacration of colding pressing by the ultraviolet curing transparent adhesive tape, after the strong ultraviolet radiation drying.
8. according to the practical free stereoscopic image display of claim 1, it is characterized in that: the image that on this free stereo image display, shows, be by be no less than stereo-picture that 8 width of cloth have a sequence parallax through grating filtering after again stack form, raster order is handled the sequence stereo-picture, whenever after handling a sub-picture, grating all should be along the move right width of a transparent stripe of horizontal direction.
9. according to the practical free stereoscopic image display of claim 1, it is characterized in that: the dot structure of this display is arranged by blue, green, red pieces pixel and is constituted, when using this display, be 180 degree to be put upside down in the above and below of this display use, the image that is shown shows use by digital image processing apparatus and software with rest image or dynamic image Rotate 180 degree.
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| CNA200710057097XA CN101287138A (en) | 2007-04-09 | 2007-04-09 | Auto-stereoscopic display technique |
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| CNA200710057097XA CN101287138A (en) | 2007-04-09 | 2007-04-09 | Auto-stereoscopic display technique |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627986A (en) * | 2017-10-27 | 2018-10-09 | 太原青朝科技有限公司 | A kind of naked 3D that regards of black and white multiform eyelet arcuate slots formula images film |
| CN108627985A (en) * | 2017-10-27 | 2018-10-09 | 太原青朝科技有限公司 | A kind of naked 3D that regards of black and white multiform eyelet twolip zigzag slit images film |
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2007
- 2007-04-09 CN CNA200710057097XA patent/CN101287138A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627986A (en) * | 2017-10-27 | 2018-10-09 | 太原青朝科技有限公司 | A kind of naked 3D that regards of black and white multiform eyelet arcuate slots formula images film |
| CN108627985A (en) * | 2017-10-27 | 2018-10-09 | 太原青朝科技有限公司 | A kind of naked 3D that regards of black and white multiform eyelet twolip zigzag slit images film |
| CN108627986B (en) * | 2017-10-27 | 2019-07-05 | 太原青朝科技有限公司 | A kind of naked view 3D imaging film of black and white multiform eyelet arcuate slots formula |
| CN108627985B (en) * | 2017-10-27 | 2019-07-05 | 太原青朝科技有限公司 | A kind of naked view 3D imaging film of black and white multiform eyelet twolip zigzag slit |
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