CN102768409A - Parallax barrier and stereo display device with same - Google Patents
Parallax barrier and stereo display device with same Download PDFInfo
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- CN102768409A CN102768409A CN2012102611833A CN201210261183A CN102768409A CN 102768409 A CN102768409 A CN 102768409A CN 2012102611833 A CN2012102611833 A CN 2012102611833A CN 201210261183 A CN201210261183 A CN 201210261183A CN 102768409 A CN102768409 A CN 102768409A
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Abstract
The invention discloses a parallax barrier and a stereo display device with the same. The stereo display device comprises a liquid crystal display panel (1) used for displaying pictures, a backlight module (2) used for providing a light source for a system and the parallax barrier located at the front side of the liquid crystal display panel (1); and the liquid crystal display panel (1) and the backlight module (2) form a normal display module. On the parallax barrier, regularly or disorderly arranged light-transmission holes (311) are dug in a BM (Black Matrix) layer (31) on a fixed parallax barrier (3) after the BM layer (31) is dug through via a digging technology, or regularly or disorderly arranged or light-transmission holes (471) are dug in a second ITO (Indium Tin Oxide) electrode layer (47) on an adjustable parallax barrier (4) after the second ITO electrode layer (47) is dug through via the digging technology. In the invention, by digging the light-transmission holes via the digging technology, observation angles can be effectively optimized and moire fringes can be effectively improved, so that observers can more freely enjoy stereoscopic visions brought by three-dimensional effects.
Description
Technical field
The present invention relates to 3 d display device, refer in particular to a kind of 3 d display device that adopts disparity barrier to improve the 3D interference fringe, specifically a kind of disparity barrier and the 3 d display device that adopts this disparity barrier to process.
Background technology
Now, 3 d display device more and more is familiar with by popular, and it mainly is to make the observer form stereoscopic vision through certain processing.So-called stereoscopic vision, promptly eyes are observed the sensation that things can be differentiated the far and near form of object, through right and left eyes is received different images respectively, after brain is overlapping, perceive the stereovision and the depth of field of object, thereby experience the stereo perception of object.Therefore, 3 d display device need separate left eye and independently received by people's left eye and right eye respectively with the right eye signal, thereby can let the observer form the stereoeffect of object, accomplishes stereo display.
At present, the 3 d display device development roughly can be divided into eyeglass stereoscopic display device and autostereoscopic display apparatus so far.As its name suggests, thus the observer of eyeglass stereoscopic display device need wear the glasses of Response Design type obtains stereoscopic visual effect; The observer of autostereoscopic display apparatus then need not to wear any additional accessory, as normal viewing, before 3 d display device, can obtain stereoscopic visual effect, because the convenience of bore hole formula observation is being studied discussion at present more and more.
The technical method of autostereoscopic display apparatus has multiple, comprises that lens arra, disparity barrier, the degree of depth merge, point to method such as backlight right and left eyes information is carried out apart.Raster parallax barrier type stereoscopic display device technology is the use of the shading effect to achieve the purpose of parallax using a periodic slit member, with the pixel size on the display plane to the design, the use of the non-slit region as the optical path of the light-shielding material barrier, and then adjust the display layer and the pixel distance between the slits, with different viewpoints to make a screen display, so the left and right eye to see to the left and right of the light, can achieve 3D stereo effect.
Stereoscopic parallax barrier raster display device technology is mainly divided into two kinds, namely, fixed grating technology and adjustable LCD grating technology, including fixed grating (Parallax? Barrier? Type) technology is at the front of the monitor plus a black and white interlaced raster lines, the horizontal position of the left and right eye point of view different results, so that left and right eye to see only through the grating odd and even pixels; while the adjustable LCD grating (LC? Barrier? type) technology and then the top of the display panel increase a LCD panel switch (non-pixel, only the function of the liquid crystal switch display brightness), which is in general a liquid crystal panel coupled with the outer panel (with Slit design pattern? ITO), the ITO electrodes to drive the liquid crystal main parallax barrier required drawings, this can be used as local control optical switching elements.Though have on the market now much about using the 3 d display devices of disparity barrier technology, have mostly that the observation visual angle is bad to influence the defective of observation quality with Moire fringe.
Summary of the invention
The objective of the invention is defective, provide a kind of and can effectively optimize observation visual angle and the 3 d display device that improves the disparity barrier of Moire fringe and adopt this disparity barrier to process to the existence of existing disparity barrier technology.
The objective of the invention is to solve through following technical scheme:
A kind of disparity barrier comprises BM layer and the Polarizer that is positioned at the BM layer outside, it is characterized in that described BM layer black in color and BM layer are provided with the printing opacity mouth that forms behind a plurality of BM of digging through layers, and the BM layer and the Polarizer that have the printing opacity mouth constitute fixed disparity barrier.
Described printing opacity mouth is regularly arranged to constitute a plurality of wire transmission regions at the BM layer, and a plurality of wire transmission regions that the printing opacity mouth constitutes and the light tight zone of black wire on the BM layer are distributed in and make the BM layer demonstrate periodic chequered with black and white structure on the BM layer.
Described printing opacity mouth lack of alignment is on the BM layer.
A kind of 3 d display device that adopts fixed disparity barrier to process; Comprise the module backlight that light source is provided in order to the display panels of displays image information with to display panels; Module backlight is positioned at the rear side of display panels, it is characterized in that the front side of said display panels is provided with fixed disparity barrier.
BM layer on the said fixed disparity barrier is between the Polarizer on display panels and the fixed disparity barrier.
A kind of disparity barrier; Comprise first substrate and second substrate that are provided with up and down relatively; The outside of first substrate and second substrate correspondence respectively is provided with first polaroid and second polaroid; Filling liquid crystal between first substrate and second substrate; First substrate is provided with an ITO electrode layer on the face relative with second substrate, second substrate is provided with the 2nd ITO electrode layer on the face relative with first substrate, it is characterized in that described the 2nd ITO layer electrode is provided with a plurality of printing opacity mouths that form behind the 2nd ITO electrode layer of digging through; The 2nd ITO electrode layer and an ITO electrode layer, liquid crystal, second substrate, first substrate, second polaroid, first polaroid that have the printing opacity mouth constitute adjustable disparity barrier.
Described printing opacity mouth is regularly arranged to constitute a plurality of wire transmission regions that are distributed on the 2nd ITO electrode layer at the 2nd ITO electrode layer.
Described printing opacity mouth lack of alignment is on the 2nd ITO layer electrode.
A kind of 3 d display device that adopts adjustable disparity barrier to process; Comprise the module backlight that light source is provided in order to the display panels of displays image information with to display panels; Module backlight is positioned at the rear side of display panels, it is characterized in that the adjustable disparity barrier in front side of said display panels.
Second polaroid on the said adjustable disparity barrier is between second substrate on display panels and the adjustable disparity barrier.
The present invention compares prior art has following advantage:
The present invention hollows out the printing opacity mouth that digs out regularly arranged or unordered setting after technology is dug through through the 2nd ITO electrode layer on BM layer on the fixed disparity barrier or the adjustable disparity barrier is adopted; The above-mentioned printing opacity mouth that digs out not only can effective optimization be observed the visual angle; Simultaneously can effectively improve Moire fringe, thereby make the observer enjoy the stereoscopic vision impression that 3D brings more freely.
Description of drawings
Accompanying drawing 1 is the structural representation of the fixed disparity barrier of the present invention;
Accompanying drawing 2 is the BM layer structural representation of the fixed disparity barrier of the present invention;
Accompanying drawing 3 is the structural representation of the adjustable disparity barrier of the present invention;
Accompanying drawing 4 is the 2nd ITO electrode layer structure synoptic diagram of the fixed disparity barrier of the present invention;
Accompanying drawing 5 is applied in the structural representation on the 3 d display device for the fixed disparity barrier of the present invention;
Accompanying drawing 6 is applied in the structural representation on the 3 d display device for the adjustable fixed disparity barrier of the present invention.
Wherein: 1-display panels; 2-module backlight; 3-fixed disparity barrier; 31-BM layer; 311-printing opacity mouth; 32-Polarizer; 4-adjustable disparity barrier; 41-the first substrate; 42-the second substrate; 43-the first polaroid; 44-the second polaroid; 45-liquid crystal; 46-the one ITO electrode layer; 47-the two ITO electrode layer; 471-printing opacity mouth.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Like Fig. 1-2, shown in 5: a kind of 3 d display device that adopts fixed disparity barrier to process; Comprise the module backlight 2 that light source is provided in order to the display panels 1 of displays image information with to display panels 1; Module 2 backlight is positioned at the rear side of display panels 1; Be provided with fixed disparity barrier 3 in the front side of display panels 1; This fixed disparity barrier 3 comprises BM layer 31 and the Polarizer 32 that is positioned at BM layer 31 outside, and BM layer 31 is between the Polarizer 32 on display panels 1 and the fixed disparity barrier 3; Wherein BM layer 31 is provided with the printing opacity mouth 311 that a plurality of BM of digging through layers 31 back form; As shown in Figure 2; Printing opacity mouth 311 shown in Fig. 2 is regularly arranged at a plurality of wire transmission regions of BM layer 31 formation, and a plurality of wire transmission regions that printing opacity mouth 311 constitutes and the light tight zone of black wire on the BM layer 31 are distributed in and make BM layer 31 demonstrate periodic chequered with black and white structure on the BM layer 31.Through being adopted to hollow out, the BM layer on the fixed disparity barrier 3 31 digs out the regularly arranged printing opacity mouth 311 that is wire after technology is dug through; The printing opacity mouth 311 that digs out not only can effective optimization be observed the visual angle; Simultaneously can effectively improve Moire fringe, thereby make the observer enjoy the stereoscopic vision impression that 3D brings more freely.
As shown in Figure 5: a kind of 3 d display device that adopts fixed disparity barrier to process; Comprise the module backlight 2 that light source is provided in order to the display panels 1 of displays image information with to display panels 1; Module 2 backlight is positioned at the rear side of display panels 1; Be provided with fixed disparity barrier 3 in the front side of display panels 1; This fixed disparity barrier 3 comprises BM layer 31 and the Polarizer 32 that is positioned at BM layer 31 outside, and BM layer 31 is between the Polarizer 32 on display panels 1 and the fixed disparity barrier 3; Wherein BM layer 31 is provided with the printing opacity mouth 311 that a plurality of BM of digging through layers 31 back form, and these printing opacity mouth 311 lack of alignment form unordered transmission region at BM layer 31, and the transmission region that this printing opacity mouth 311 forms and the light tight zone of black are randomly dispersed within BM layer 31.Through being adopted, the BM layer on the fixed disparity barrier 3 31 hollows out the printing opacity mouth 311 that digs out lack of alignment after technology is dug through; The printing opacity mouth 311 that digs out not only can effective optimization be observed the visual angle; Simultaneously can effectively improve Moire fringe, thereby make the observer enjoy the stereoscopic vision impression that 3D brings more freely.
Like Fig. 3-4, shown in 6: a kind of 3 d display device that adopts adjustable disparity barrier to process; Comprise the module backlight 2 that light source is provided in order to the display panels 1 of displays image information with to display panels 1; Module 2 backlight is positioned at the rear side of display panels 1; Be provided with adjustable disparity barrier 4 in the front side of display panels 1; This adjustable disparity barrier 4 comprises first substrate 41 that is provided with relatively up and down and second substrate 42, first polaroid 43 and second polaroid 44, an ITO electrode layer 46 and the 2nd ITO electrode layer 47 and liquid crystal 45; Wherein the outside of first substrate 41 and second substrate 42 respectively correspondence be provided with first polaroid 43 and second polaroid 44; Filling liquid crystal 45 between first substrate 41 and second substrate 42; First substrate 41 is provided with the 2nd ITO electrode layer 47 being provided with an ITO electrode layer 46, the second substrates 42 on the face relative with second substrate 42 on the face relative with first substrate 41, on the 2nd ITO layer electrode 47, be provided with a plurality of printing opacity mouths 471 that the 2nd ITO electrode layer 47 backs form of digging through; As shown in Figure 4, printing opacity mouth shown in Fig. 4 471 is regularly arranged on the 2nd ITO electrode layer 47 and constitute a plurality of wire transmission regions that are distributed on the 2nd ITO electrode layer 47.Through being adopted to hollow out, the 2nd ITO electrode layer 47 on the adjustable disparity barrier 4 digs out the regularly arranged printing opacity mouth 471 that is wire after technology is dug through; The printing opacity mouth 471 that digs out not only can effective optimization be observed the visual angle; Simultaneously can effectively improve Moire fringe, thereby make the observer enjoy the stereoscopic vision impression that 3D brings more freely.
Embodiment 4
As shown in Figure 6: a kind of 3 d display device that adopts adjustable disparity barrier to process; Comprise the module backlight 2 that light source is provided in order to the display panels 1 of displays image information with to display panels 1; Module 2 backlight is positioned at the rear side of display panels 1; Be provided with adjustable disparity barrier 4 in the front side of display panels 1; This adjustable disparity barrier 4 comprises first substrate 41 that is provided with relatively up and down and second substrate 42, first polaroid 43 and second polaroid 44, an ITO electrode layer 46 and the 2nd ITO electrode layer 47 and liquid crystal 45; Wherein the outside of first substrate 41 and second substrate 42 respectively correspondence be provided with first polaroid 43 and second polaroid 44; Filling liquid crystal 45 between first substrate 41 and second substrate 42; First substrate 41 is provided with the 2nd ITO electrode layer 47 being provided with an ITO electrode layer 46, the second substrates 42 on the face relative with second substrate 42 on the face relative with first substrate 41, on the 2nd ITO layer electrode 47, be provided with a plurality of printing opacity mouths 471 that the 2nd ITO electrode layer 47 backs form of digging through; These printing opacity mouth 471 lack of alignment constitute unordered transmission region on the 2nd ITO electrode layer 47, the transmission region that this printing opacity mouth 471 forms is randomly dispersed within the 2nd ITO electrode layer 47.Through being adopted, the 2nd ITO electrode layer 47 on the adjustable disparity barrier 4 hollows out the printing opacity mouth 471 that digs out lack of alignment after technology is dug through; The printing opacity mouth 471 that digs out not only can effective optimization be observed the visual angle; Simultaneously can effectively improve Moire fringe, thereby make the observer enjoy the stereoscopic vision impression that 3D brings more freely.
The present invention hollows out the printing opacity mouth 311 that digs out regularly arranged or unordered setting after technology is dug through through the BM layer on the fixed disparity barrier 3 31 is adopted; Or the 2nd ITO electrode layer 47 on the adjustable disparity barrier 4 adopted hollow out the printing opacity mouth 471 that digs out regularly arranged or unordered setting after technology is dug through; Above-mentioned printing opacity mouth 311 that digs out or printing opacity mouth 471 not only can effective optimization be observed the visual angle; Simultaneously can effectively improve Moire fringe, thereby make the observer enjoy the stereoscopic vision impression that 3D brings more freely.
Above embodiment is merely explanation technological thought of the present invention, can not limit protection scope of the present invention with this, every technological thought that proposes according to the present invention, and any change of on the technical scheme basis, being done all falls within the protection domain of the present invention; The technology that the present invention does not relate to all can realize through prior art.
Claims (10)
1. disparity barrier; Comprise BM layer (31) and be positioned at the Polarizer (32) in BM layer (31) outside; It is characterized in that described BM layer (31) black in color and BM layer (31) are provided with the printing opacity mouth (311) that a plurality of BM of digging through layers (31) back forms, the BM layer (31) that has printing opacity mouth (311) constitutes fixed disparity barrier (3) with Polarizer (32).
2. disparity barrier according to claim 1; It is characterized in that described printing opacity mouth (311) is regularly arranged at a plurality of wire transmission regions of BM layer (31) formation, a plurality of wire transmission regions that printing opacity mouth (311) constitutes and the light tight zone of black wire on the BM layer (31) are distributed in and make on the BM layer (31) that BM layer (31) demonstrates periodic chequered with black and white structure.
3. disparity barrier according to claim 1 is characterized in that described printing opacity mouth (311) lack of alignment is on BM layer (31).
4. 3 d display device that adopts claim 1,2 or 3 arbitrary described disparity barriers to process; Comprise display panels (1) and the module backlight (2) of light source is provided to display panels (1) in order to displays image information; Module backlight (2) is positioned at the rear side of display panels (1), it is characterized in that the front side of said display panels (1) is provided with fixed disparity barrier (3).
5. 3 d display device according to claim 4 is characterized in that the BM layer (31) on the said fixed disparity barrier (3) is positioned between the Polarizer (32) on display panels (1) and the fixed disparity barrier (3).
6. disparity barrier; Comprise first substrate (41) and second substrate (42) that are provided with up and down relatively; The outside of first substrate (41) and second substrate (42) correspondence respectively is provided with first polaroid (43) and second polaroid (44); Filling liquid crystal (45) between first substrate (41) and second substrate (42); First substrate (41) is provided with an ITO electrode layer (46) on the face relative with second substrate (42); Second substrate (42) is provided with the 2nd ITO electrode layer (47) on the face relative with first substrate (41), it is characterized in that described the 2nd ITO layer electrode (47) is provided with a plurality of printing opacity mouths (471) that the 2nd ITO electrode layer (47) back forms of digging through; The 2nd ITO electrode layer (47) that has printing opacity mouth (471) constitutes adjustable disparity barrier (4) with an ITO electrode layer (46), liquid crystal (45), second substrate (42), first substrate (41), second polaroid (44), first polaroid (43).
7. disparity barrier according to claim 6 is characterized in that described printing opacity mouth (471) is regularly arranged to go up and constitute a plurality of wire transmission regions that are distributed on the 2nd ITO electrode layer (47) at the 2nd ITO electrode layer (47).
8. disparity barrier according to claim 6 is characterized in that described printing opacity mouth (471) lack of alignment is on the 2nd ITO layer electrode (47).
9. 3 d display device that adopts claim 6,7 or 8 arbitrary described disparity barriers to process; Comprise display panels (1) and the module backlight (2) of light source is provided to display panels (1) in order to displays image information; Module backlight (2) is positioned at the rear side of display panels (1), it is characterized in that the adjustable disparity barrier in front side (4) of said display panels (1).
10. 3 d display device according to claim 9 is characterized in that second polaroid (44) on the said adjustable disparity barrier (4) is positioned between second substrate (42) on display panels (1) and the adjustable disparity barrier (4).
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| CN2012102611833A CN102768409A (en) | 2012-07-26 | 2012-07-26 | Parallax barrier and stereo display device with same |
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| CN2012102611833A CN102768409A (en) | 2012-07-26 | 2012-07-26 | Parallax barrier and stereo display device with same |
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| WO2016197486A1 (en) * | 2015-06-10 | 2016-12-15 | 京东方科技集团股份有限公司 | Display device and display method |
| CN110832382A (en) * | 2017-07-07 | 2020-02-21 | 京瓷株式会社 | Image projection apparatus and moving object |
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Application publication date: 20121107 |