CN101094424A - Stereo image display device - Google Patents
Stereo image display device Download PDFInfo
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- CN101094424A CN101094424A CN 200610093115 CN200610093115A CN101094424A CN 101094424 A CN101094424 A CN 101094424A CN 200610093115 CN200610093115 CN 200610093115 CN 200610093115 A CN200610093115 A CN 200610093115A CN 101094424 A CN101094424 A CN 101094424A
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- liquid crystal
- display device
- light valve
- crystal light
- holographic display
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Abstract
The invention comprises: a display panel, a parallax optical component, and a brightness control component. Said parallax optical component is located at one side of the display panel in order to make users' right eye and left eye respectively see a first viewing area and a second viewing area when users watch the display panel through the parallax optical component. The brightness control component is located at user's sight line for watching the display panel, and has a first and second transparent zones respectively corresponding to the first viewing area and second viewing area; the first and second transparent zones has different light transmission rate.
Description
Technical field
The invention relates to a kind of holographic display device, the general phenanthrene of relevant especially a kind of utilization is made every effort to overcome the holographic display device (3D imagedisplay) that effect (Pulfrich effect) produces the stereo display effect.
Background technology
Fig. 1 is a schematic diagram, shows the design of a known automatic holographic display device (autostereoscopicdisplay) 100.As shown in Figure 1, this image display 100 comprises a display panels 102, liquid crystal light valve (LC shutter) 104, reaches backlight 106.Display panels 102 has a plurality of pixel cells 108 of showing the left-eye images data, and shows a plurality of pixel cells 112 of right-eye image data, and pixel cell 108 and pixel cell 112 are to dispose in the mode of being spaced alternately.Moreover, the video camera that left eye and right-eye image data for example can utilize two levels to settle side by side, commissarial respectively images of left and right eyes is shot two picture makings synchronously and is gone out.Liquid crystal light valve 104 is as the parallax light spare that produces right and left eyes vision separating effect, when liquid crystal light valve 104 is opening (ON), applying voltage can change the assortment state of part liquid crystal molecule and form a plurality of light tight blocks 114, by the pixel cell 108 of light tight block 114 with display panels 102,112 are misplaced the parallax effect of generation, after passing through liquid crystal light valve 104 and display panels 102 by backlight 106 light that send, the left eye that can make observer 116 only can be seen the left-eye images data and right eye only can be seen the right-eye image data, and produces stereoscopic three-dimensional (3D) image display effect.
Fig. 2 is a schematic diagram, shows another the known holographic display device 200 that utilizes shutter glasses (shutter glasses) to produce 3-D effect.In this design, when backlight 206 light that send by behind the display panels 202, images of left and right eyes can be seen left-eye images data and right-eye image data respectively and produce the vision separating effect at different time points.The images of left and right eyes image data of Alternation Display must be via shutter glasses 204 and a control circuit (not icon) simultaneous operation, as shown in Figure 3, utilize one to switch the unlatching (On) of signal controlling shutter glasses 204 left eyes and right eye and close (Off), after the reception image (left-eye images data or right-eye image data) of this switching sequence and display panels 202 is synchronous, the sight line that shutter glasses 204 can cover right eye when showing the left-eye images data; Otherwise the sight line that shutter glasses 204 can cover left eye when showing the right-eye image data, so the quick Alternation Display of images of left and right eyes image relends by visual persistence effect and can produce stereoscopic visual effect.
Fig. 4 is a schematic diagram, shows the design of known another holographic display device 300.As shown in Figure 4, holographic display device 300 comprises a general luxuriant and rich with fragrance Garrick anaglyph spectacles 304, this anaglyph spectacles 304 wherein a slice eyeglass (being illustrated as left eyeglass lens) comprises a neutral colour filter (neutral filter) in addition, the light transmittance difference of two eyeglasses about making is so as to producing general luxuriant and rich with fragrance Garrick effect.General luxuriant and rich with fragrance Garrick effect is that a kind of brain that utilizes stimulates slow a little and opti-cal illusion that form for the cognition that darkness stimulates than bright, therefore, after backlight 306 light that send pass through display panels 302, because left eyeglass lens shown in Figure 4 is darker, all can see identical image though see through two on eyeglass, but left eye transmission image gives the speed of brain can be slow, so can construct out in fact also non-existent spatial depth and produces 3-D effect.As shown in Figure 5, utilize one to switch the unlatching (On) of general luxuriant and rich with fragrance Garrick anaglyph spectacles 304 left eyes of signal controlling and right eye and close (Off), after the reception image (left eye or right eye) of this switching sequence and display panels 302 is synchronous, show left eye right eye sight line crested during as data than shadow, otherwise the sight line crested of left eye when showing the general brightness image data of right eye, so left, the quick alternate of light and shade image of right eye institute perception, only need write at all identical two-D image information of right and left eyes and not need to prepare in addition independently right and left eyes parallax image frame, can produce stereoscopic visual effect.
Comprehensive as can be known above-mentioned, in the known design of Figure 1 and Figure 2,, must prepare right and left eyes parallax image frame independently separately in advance if desire produces stereoscopic visual effect; And in known design shown in Figure 4, though can utilize original two-D image information as the input picture, but still need the On/Off switching sequence of synchronization anaglyph spectacles right and left eyes and signal of video signal to transmit sequential.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of holographic display device, it can utilize original two-D image information as importing picture and must not utilizing shutter glasses (shutter glasses) can produce stereoscopic visual effect, also effectively reduces manufacturing cost and can significantly simplify the driving framework that shows stereopsis.
According to design of the present invention, a kind of holographic display device comprises a display floater, a parallax light spare, reaches a brilliance control assembly.Parallax light spare is arranged at a side of display floater, so that an observer sees through parallax light spare when watching display floater, observer's left eye and right eye are seen the one first and one second different ken (viewing zones) respectively.The brilliance control assembly is arranged at the observer and watches on the sight line of display floater, it has one first and one second transparent area of corresponding first and second ken position distribution, and first and second transparent area has different light transmission rates, perception one luminance difference when making observer's left eye and right eye watch first and second ken respectively.Parallax light spare for example can be liquid crystal light valve (LC shutter), parallax barrier substrate (parallax barrier plate) or lens pillar (lenticular lens), and the brilliance control assembly for example can be a liquid crystal light valve or a filter sheet base plate.
By design of the present invention, not only need not dress traditional shutter glasses thereby need not carry out the synchronization process that shutter glasses switching sequence and signal of video signal transmit sequential; On the other hand, the brilliance control assembly can make the brightness of the indivedual kens of right and left eyes produce difference and cause general luxuriant and rich with fragrance Garrick effect, so can utilize original two-D image information can produce stereoscopic visual effect, and not need to produce in addition right and left eyes parallax image data independently separately as the input picture.Therefore, the present invention can significantly simplify the driving framework that shows stereopsis and effectively reduce manufacturing cost.
Description of drawings
Fig. 1 is a schematic diagram, shows the design of a known automatic holographic display device.
Fig. 2 is a schematic diagram, shows another the known holographic display device that utilizes shutter glasses to produce 3-D effect.
Fig. 3 is a schematic diagram, the Synchronization Control process of the holographic display device of displayed map 2.
Fig. 4 is a schematic diagram, shows the design of known another holographic display device.
Fig. 5 is a schematic diagram, the Synchronization Control process of the holographic display device of displayed map 4.
Fig. 6 is according to one embodiment of the invention, shows the schematic diagram of a holographic display device.
Fig. 7 A is a simplified schematic diagram, shows the relative distribution in the different light transmittances of each tool zone after member of the present invention is superimposed, and Fig. 7 B shows when the observer watches display floater through liquid crystal light valve, the image that its left eye and right eye are seen respectively.
Fig. 8 A is a simplified schematic diagram, shows another relative distribution in the different light transmittances of each tool zone after member of the present invention is superimposed, and Fig. 8 B shows when the observer watches display floater through liquid crystal light valve, the image that its left eye and right eye are seen respectively.
Fig. 9 is the schematic diagram of another embodiment of demonstration parallax light spare of the present invention.
Figure 10 is the schematic diagram of another embodiment of demonstration parallax light spare of the present invention.
Figure 11 is for showing the schematic diagram of another embodiment of the present invention.
Figure 12 is for showing the schematic diagram of another embodiment of the present invention.
Symbol description:
10 holographic display devices
12 display floaters
14 first liquid crystal light valves
16 second liquid crystal light valves
18 light tight blocks
20 printing opacity blocks
22 high transparent areas
22 ' view field
24 low light transmission districts
24 ' view field
30 parallax barrier substrates
32 glass substrates
34 shading blocks
40 lens pillars
42 cylindrical portion
52 parallax light spares
54 brilliance control assemblies
56 transparency carriers
62,72 liquid crystal layers
64,66,74,76 counter electrodes
78 neutral colour filters
100 automatic holographic display devices
102 display panels
104 liquid crystal light valves
106 is backlight
108,112 pixel cells
114 light tight blocks
116 observers
200 holographic display devices
202 display panels
204 shutter glasses
206 is backlight
300 holographic display devices
302 display panels
304 general phenanthrene are made every effort to overcome anaglyph spectacles
306 is backlight
R11, G11, B11, R12, G12, B12, R21, G21, B21, R22, G22, B22, R31, G31, B31, R32, G32, B32 sub-pixel
M1, M2, N1, N2, O1, O2 sub-pixel file
Embodiment
Fig. 6 is according to one embodiment of the invention, shows the schematic diagram of a holographic display device 10.As shown in Figure 6, holographic display device 10 comprises a display floater 12, one first liquid crystal light valve (LCshutter) 14, reaches one second liquid crystal light valve 16.
As shown in Figure 6, display floater 12 comprises a plurality of redness (R), green (G) or blueness (B) sub-pixel, and each sub-pixel edge laterally (X-direction) reaches vertically (Y direction) arrangement formation multiple tracks line and file.First liquid crystal light valve 14 is arranged at a side of display floater 12, in order to the parallax light spare (parallax optic) as generation right and left eyes vision separating effect.When liquid crystal light valve 14 cut out, light can see through liquid crystal light valve fully and be a planar (2D) image display mode; When liquid crystal light valve 14 is opened, apply the assortment state that voltage can change liquid crystal molecule and form a plurality of light tight blocks 18, the parallax effect that produces by this light tight block 18 and form a stereoscopic three-dimensional (3D) image display mode.Represent the wherein projected position of a light tight block P on display floater 12 with the projection dotted line among Fig. 6, so as to showing the relative position of light tight block 18 and each sub-pixel.By finding out on the figure that each light tight block 18 is not to dispose along the complete superimposed mode on a sub-pixel of Z-direction, but along horizontal (X-direction) skew certain displacement amount, that is the projected position of light tight block 18 is positioned on the boundary of two adjacent file sub-pixels, can produce the vision separating effect of images of left and right eyes after the light tight block 18 of so mutual arranged spaced and printing opacity block 20 are misplaced with each sub-pixel.
Second liquid crystal light valve 16 is in order to adjust the display brightness of the indivedual kens of right and left eyes (viewing zones).When liquid crystal light valve 16 is opened, can utilize the light transmission rate that applies its zones of different of voltage control, therefore, as shown in Figure 6, can form relative a high transparent area 22 and a low light transmission district 24 on the liquid crystal light valve 16, and printing opacity block 20 and light tight block 18 on the corresponding liquid crystal light valve 14 of these high and low transparent area 22,24 distributing positions, for example, view field 22 ' and 24 ' on first liquid crystal light valve 14 can find out by high transparent area 22 and low light transmission district 24, and high transparent area 22 and low light transmission district 24 lay respectively at the left of light tight block P and right-hand.Therefore, vision separating effect by 14 generations of first liquid crystal light valve, observer's left eye and right eye have the different ken and can see a plurality of first and second pixel cells respectively, after forming relative high transparent area 22 and low light transmission district 24 on the liquid crystal light valve 16, observer's left eye and right eye see through first liquid crystal light valve 14 and second liquid crystal light valve 16 when watching display floater 12, be subjected to the different light transmittance influences of high and low transparent area, a plurality of first and second pixel cells that images of left and right eyes is seen respectively have different brightness.The general luxuriant and rich with fragrance Garrick effect that luminance difference caused when this images of left and right eyes is watched can provide the stereo display visual effect.
Fig. 7 A is a simplified schematic diagram, shows the relative distribution in each tool difference light transmittances zone after display floater 12, first liquid crystal light valve 14, second liquid crystal light valve 16 are superimposed.Fig. 7 B shows when the observer watches display floater 12 through first and second liquid crystal light valve, the image that its left eye and right eye are seen respectively, and wherein per three primary color sub-pixel (for example sub-pixel R11, G11, B11) constitute a display dot.Shown in Fig. 7 A, each light tight block 18 of cause first liquid crystal light valve 14 all is distributed between the adjacent sub-pixel of two-phase, and the left of each light tight block 18 is high transparent area 22 and the right-hand low light transmission district 24 that is, be triangle assortment (delta topology) and darker sub-pixel R11, B11, G12, G21, R22, B22, R31, B31, the G32 of brightness so the observer left eye is seen shown in Fig. 7 B left side, and right eye is seen and is the triangle assortment and is sub-pixel G11, R12, B12, R21, B21, G22, G31, R32, the B32 of general brightness shown in Fig. 7 B right side.Therefore, when display floater 12 received the dynamic image that continues variation, the general luxuriant and rich with fragrance Garrick effect that luminance difference caused when images of left and right eyes is watched can provide the stereo display visual effect.
Therefore, by design of the present invention, need not dress traditional shutter glasses (shutterglasses) on the one hand thereby need not carry out the synchronization process that shutter glasses switching sequence and signal of video signal transmit sequential; On the other hand, second liquid crystal light valve 16 as the brilliance control assembly, can make the brightness of the indivedual kens of right and left eyes produce difference and cause general luxuriant and rich with fragrance Garrick effect, so can utilize original two-D image information can produce stereoscopic visual effect, and not need to produce in addition right and left eyes parallax image data independently separately as the input picture.Therefore, the present invention can significantly simplify the driving framework that shows stereopsis and effectively reduce manufacturing cost.
In the foregoing description, be to be misplaced with each light tight block 18 of first liquid crystal light valve 14 and printing opacity block 20 corresponding each sub-pixels to form a backgammon disc type (checkerboard) and distribute, and observer's a left side, right eye sees that respectively the subpixel layouts of triangle assortment is an example, illustrate how the present invention utilizes a parallax light spare (liquid crystal light valve 14) and a brilliance control assembly (liquid crystal light valve 16) to reach the stereo display effect simultaneously, because of in triangle assortment layout, red (R) sub-pixel and green (G) sub-pixel can interlock simultaneously and appear in each level and the vertical assortment and the sub-pixel quality technology (sub-pixel rendering) of can arranging in pairs or groups further improves the purpose of resolution and image quality.Yet, the pixel layout of collocation the present invention design does not limit fully, for example, also can shown in Fig. 8 A, apply to the subpixel layouts of striped assortment (stripe topology), that is light tight block 18 corresponding whole road sub-pixel files form the multiple tracks dark fringe, and the left of per pass dark fringe be together high transparent area 22 and right-hand be one low light transmission district 24, so observer's left eye is seen the darker sub-pixel file M1 of brightness shown in Fig. 8 B left side, N1, O1, right eye is then seen the sub-pixel file M2 of general brightness shown in Fig. 8 B right side, N2, O2 can produce the stereo display visual effect equally.
Moreover parallax light spare of the present invention is not defined as the first above-mentioned liquid crystal light valve 14, and can be the assembly that can produce images of left and right eyes vision separating effect arbitrarily.For example, as shown in Figure 9, this parallax light spare can adopt a parallax barrier substrate (parallax barr ier plate) 30.Parallax barrier substrate 30 utilizes the shading block 34 as the wrong row of light-proof materials such as printing ink coating formation to produce the vision separating effect on a glass substrate 32.Perhaps, also can be as shown in figure 10, this parallax light spare can adopt a lens pillar (lenticular lens) 40, be formed with a plurality of cylindrical portion 42 on the lens pillar 40, the sub-pixel that is positioned at same file can reflect right eye and the left eye that enters the observer respectively by mistake row's cylindrical portion, to produce the vision separating effect.
Figure 11 is for showing the schematic diagram of another embodiment of the present invention.As shown in figure 11, parallax light spare 52 and brilliance control assembly 54 can be formed on the same transparency carrier 56, parallax light spare 52 comprises pull one group of counter electrode 64 and 66 of a liquid crystal layer 62 of folder, brilliance control assembly 54 also comprises pull one group of counter electrode 74 and 76 of a liquid crystal layer 72 of folder, by the distributed areas of adjusting counter electrode and apply the size of voltage, can change each regional light transmittance, to constitute light tight block and the high transparent area in the brilliance control assembly 54 and the low light transmission district of parallax light spare 52.In addition, though Figure 11 is illustrated as parallax light spare 52 and brilliance control assembly 54 is formed on two offsides of transparency carrier 56, it does not limit, and also parallax light spare 52 and brilliance control assembly 54 can be formed at the homonymy of transparency carrier 56.
Moreover brilliance control assembly of the present invention only need reach the effect that the ken that makes images of left and right eyes has luminance difference and get final product, and its generation type does not limit.For example also can be as shown in figure 12, corresponding low light transmission zone position place is provided with neutral colour filter 78 (neutral filter) and reduces light transmission rate on transparency carrier 56, or directly provide one not have the filter sheet base plate of color as this brilliance control assembly, can obtain to produce the effect of luminance difference equally.
The above only is an illustrative, but not is restriction the present invention.Anyly do not break away from spirit of the present invention and category, and, all should be contained in the claim, but not be defined in the above embodiments its equivalent modifications of carrying out or change.
Claims (13)
1. holographic display device comprises:
One display floater;
One parallax light spare is arranged at a side of this display floater, so that an observer sees through this parallax light spare when watching this display floater, this observer's left eye and right eye are seen the one first and one second different ken respectively; And
One brilliance control assembly, being arranged at this observer watches on the sight line of this display floater, this brilliance control assembly has one first and one second transparent area that should first and second ken position distribution, and this first and second transparent area has different light transmission rates, perception one luminance difference when making this observer's left eye and right eye watch this first and second ken respectively.
2. holographic display device according to claim 1, wherein this parallax light spare is a liquid crystal light valve, a parallax barrier substrate or a lens pillar.
3. holographic display device according to claim 1, wherein this brilliance control assembly is a liquid crystal light valve or a filter sheet base plate.
4. holographic display device according to claim 1, wherein this parallax light spare is formed on the same transparency carrier with this brilliance control assembly.
5. holographic display device according to claim 1, wherein this first ken comprises a plurality of first pixel cells on this display floater and this second ken and comprises a plurality of second pixel cells on this display floater, those first and second pixel cells are arranged respectively and are formed first and second file of multiple tracks, and the mutual each other arranged spaced of those first and second files.
6. holographic display device according to claim 1, wherein this first ken comprises a plurality of first pixel cells on this display floater and this second ken and comprises a plurality of second pixel cells on this display floater, and respectively this first and second pixel cell in laterally and vertically all being spaced alternately.
7. holographic display device comprises:
One display floater comprises a plurality of pixel cells with show image;
One first liquid crystal light valve, be arranged at a side of this display floater, this first liquid crystal light valve has the printing opacity block that forms a plurality of mutual arranged spaced and the pattern of light tight block, and the printing opacity block of those mutual arranged spaced and light tight block are misplaced with generation vision separating effect with those pixel cells; And
One second liquid crystal light valve, be arranged at a side of this first liquid crystal light valve, this second liquid crystal light valve has the pattern of one first and one second transparent area that form the different light transmission rate of tool so that an observer left eye and right eye see through this first and this second liquid crystal light valve a plurality of first and a plurality of second pixel cell watched respectively have different brightness.
8. holographic display device according to claim 7, wherein those first and second pixel cells are arranged respectively and are formed first and second file of multiple tracks, and the mutual each other arranged spaced of those first and second files.
9. holographic display device according to claim 8, wherein corresponding those files of the light tight block of those that form on this first liquid crystal light valve form the multiple tracks dark fringe.
10. holographic display device according to claim 9, wherein the projected position of this first and second transparent area on this first liquid crystal light valve lays respectively at the respectively both sides of this dark fringe.
11. holographic display device according to claim 7, wherein respectively this first and second pixel cell all is spaced on laterally reaching vertically alternately.
12. holographic display device according to claim 11, wherein those printing opacities and light tight block correspondence respectively this first and second pixel cell be misplaced and form a backgammon disc type and distribute.
13. holographic display device according to claim 12, wherein the projected position of this first and second transparent area on this first liquid crystal light valve lays respectively at the respectively both sides of this light tight block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610093115 CN101094424A (en) | 2006-06-21 | 2006-06-21 | Stereo image display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610093115 CN101094424A (en) | 2006-06-21 | 2006-06-21 | Stereo image display device |
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| CN101094424A true CN101094424A (en) | 2007-12-26 |
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| CN 200610093115 Pending CN101094424A (en) | 2006-06-21 | 2006-06-21 | Stereo image display device |
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| CN101888565A (en) * | 2010-06-30 | 2010-11-17 | 华映光电股份有限公司 | Stereo picture display method and stereo display device |
| CN102162930A (en) * | 2010-02-18 | 2011-08-24 | 住友化学株式会社 | Stereoscopic display system |
| CN102301728A (en) * | 2009-12-04 | 2011-12-28 | 索尼公司 | Video display device, shutter glasses, video display system, and communication method |
| CN102467619A (en) * | 2010-11-08 | 2012-05-23 | 鸿富锦精密工业（深圳）有限公司 | Confidential document reading device and method |
| CN102511167A (en) * | 2009-10-19 | 2012-06-20 | 夏普株式会社 | Image display device and three-dimensional image display system |
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| CN103477642A (en) * | 2011-04-11 | 2013-12-25 | 李钟五 | Stereo display panel, apparatus for stereo displaying, and method for displaying image |
| CN103676166A (en) * | 2012-08-31 | 2014-03-26 | 群创光电股份有限公司 | Three-dimensional image display apparatus |
| CN105607271A (en) * | 2016-01-04 | 2016-05-25 | 京东方科技集团股份有限公司 | Display module group, display device and driving method thereof |
| JP2018203740A (en) * | 2016-11-01 | 2018-12-27 | 住友化学株式会社 | Compound, liquid crystal composition, optical film, polarizing plate, and optical display |
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| CN102301728A (en) * | 2009-12-04 | 2011-12-28 | 索尼公司 | Video display device, shutter glasses, video display system, and communication method |
| CN102162930A (en) * | 2010-02-18 | 2011-08-24 | 住友化学株式会社 | Stereoscopic display system |
| CN102822886B (en) * | 2010-04-05 | 2015-11-25 | 夏普株式会社 | Stereoscopic display device, display system, driving method, drive unit, display control method and display control unit |
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| CN101888565B (en) * | 2010-06-30 | 2012-07-04 | 华映光电股份有限公司 | Stereo picture display method and stereo display device |
| CN101888565A (en) * | 2010-06-30 | 2010-11-17 | 华映光电股份有限公司 | Stereo picture display method and stereo display device |
| CN102467619A (en) * | 2010-11-08 | 2012-05-23 | 鸿富锦精密工业（深圳）有限公司 | Confidential document reading device and method |
| CN103477642A (en) * | 2011-04-11 | 2013-12-25 | 李钟五 | Stereo display panel, apparatus for stereo displaying, and method for displaying image |
| CN103676166A (en) * | 2012-08-31 | 2014-03-26 | 群创光电股份有限公司 | Three-dimensional image display apparatus |
| CN103676166B (en) * | 2012-08-31 | 2016-02-24 | 群创光电股份有限公司 | 3-D image display device |
| CN105607271A (en) * | 2016-01-04 | 2016-05-25 | 京东方科技集团股份有限公司 | Display module group, display device and driving method thereof |
| US10015476B2 (en) | 2016-01-04 | 2018-07-03 | Boe Technology Group Co., Ltd. | Display module, display device and driving method |
| JP2018203740A (en) * | 2016-11-01 | 2018-12-27 | 住友化学株式会社 | Compound, liquid crystal composition, optical film, polarizing plate, and optical display |
| JP7078467B2 (en) | 2016-11-01 | 2022-05-31 | 住友化学株式会社 | Compounds, liquid crystal compositions, optical films, polarizing plates and optical displays |
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