CN106405852A - Naked eye 3D display device and control method - Google Patents

Naked eye 3D display device and control method Download PDF

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Publication number
CN106405852A
CN106405852A CN201611036341.XA CN201611036341A CN106405852A CN 106405852 A CN106405852 A CN 106405852A CN 201611036341 A CN201611036341 A CN 201611036341A CN 106405852 A CN106405852 A CN 106405852A
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electrode
electrode layer
grating
liquid crystal
parallelogram
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CN201611036341.XA
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CN106405852B (en
Inventor
黄建发
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Ningbo Vision Optoelectronics Co Ltd
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Ningbo Vision Optoelectronics Co Ltd
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Priority to CN201611036341.XA priority Critical patent/CN106405852B/en
Priority to CN201810404015.2A priority patent/CN108594447B/en
Publication of CN106405852A publication Critical patent/CN106405852A/en
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
    • G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
    • G02B30/36—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers using refractive optical elements, e.g. prisms, in the optical path between the images and the observer
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement

Abstract

The embodiment of the invention provides a naked eye 3D display device and a control method, which relates to a display technology field. The naked eye 3D display device comprises a 2D display unit and a liquid crystal slit grating. The 2D display unit comprises a pixel array. Each pixel in the pixel array comprises a plurality of different colors of sub-pixels arranged alternately in a first direction. The liquid crystal slit grating is arranged on one side of the display face of the 2D display unit and is opposed to the display face of the 2D display unit. The liquid crystal slit grating comprises a first grating polarizer, a first grating substrate, a liquid crystal layer and a second grating substrate, wherein the first grating polarizer, the first grating substrate, the liquid crystal layer and the second grating substrate are successively stacked. Electrode layers are arranged on the first grating substrate and the second grating substrate. In different control modes, the liquid crystal slit grating forms a grating stripe which extends in the first direction or extends in a direction at a predetermined angle to the first direction, so as to avoid color edges in a direction perpendicular to the first direction.

Description

Bore hole 3D display device and control method
Technical field
The present invention relates to display technology field, in particular to a kind of bore hole 3D display device and control method.
Background technology
In various stereo display techniques, bore hole 3D Display Technique because without other auxiliary equipments convenience and application on Advantage become the focus of 3D Display Technique research.The application in individual consumer's goods field for the bore hole 3D 3 d display device is also increasingly Extensively, as small size bore hole 3D mobile phone, small-medium size bore hole 3D flat board etc..
In realizing the various technology that bore hole 3D shows, liquid crystal lens (LC lens) technology and birefringent lens array (Birefringent Lens Array) technology has high brightness characteristic when 3D shows, development prospect is had an optimistic view of, but current liquid crystal Lens technologies lead to yield relatively low because of the many-side reason such as material, processing procedure；Birefringent lens array because its processing procedure is special can not be with Traditional LC D (Led Emitting Diode) producing line hardware compatibility, equipment aspect needs a large amount of inputs, and process complexity is high, Therefore existing market is not expanded and is come.And as applying most liquid crystal slit gratings in slit grating because of processing procedure and existing LCD (Led Emitting Diode) producing line compatibility is good, and yield is higher, with low cost, and market share is higher, is still everybody The emphasis of concern.
Fig. 1 is to form the schematic diagram of Auto-stereo display using liquid crystal slit grating generation visual disparity.This class profit Generally comprise two major parts with the auto-stereoscopic display device that liquid crystal slit grating produces visual disparity, that is, common 2D shows Show module and liquid crystal slit grating.Wherein 2D display module such as TFT_LCD (Thin Film Transistor-Liquid Crystal Display) LCDs, liquid crystal slit grating is when 3D shows by applying a certain size driving voltage shape Becoming chequered with black and white striped, blocking or allow the light from special angle to enter the left/right eye of people thus forming stereoscopic image. If as shown in figure 1, each sub-pixel such as R/G/B of 2D display module etc. is endowed the image 1/2/3/4 of different parallaxes respectively, when The eyes of observer are located at A respectively, during B location, can simultaneously view viewpoint 1 and the information of viewpoint 2；The eyes of observer are respectively Positioned at B, during location of C, viewpoint 2 and the information ... of viewpoint 3 can be simultaneously viewed.Due to viewpoint 1 and viewpoint 2, viewpoint 2 and viewpoint 3 etc. have different parallaxes, just form stereoscopic image through brain fusion calculation, so that observer is enjoyed in correspondence position three-dimensional aobvious Show.
It is illustrated in figure 2 TFT_LCD (Thin Film Transistor-Liquid Crystal Display) common Pixel arrangements.Wherein, in Fig. 2, every a line sub-pixel is respectively R/G/B/R/G/B ..., and three kinds of colors are alternately arranged, each Row sub-pixel is same color such as R/R/R ... continuous arrangement.With R/G/B/R/G/B ..., three kinds of colors are alternately arranged Direction is first direction, with the continuously arranged direction of same color as second direction.The black and white being formed when liquid crystal slit grating When alternate striped is in a large number parallel to second direction, usually color side in stereo display, influences whether the effect of stereo display.
Content of the invention
In view of this, the invention provides a kind of bore hole 3D display device and control method, shown with solving bore hole 3D The problem on existing coloured silk side.
For achieving the above object, the present invention provides following technical scheme：
A kind of bore hole 3D display device, described device includes：2D display unit and liquid crystal slit grating, described 2D shows Unit includes pel array, and each pixel in described pel array includes the multiple different colours being arranged alternately in the first direction Sub-pixel, described liquid crystal slit grating be arranged at described 2D display unit display surface side and with described 2D display unit Display surface relatively, the first grating polaroid that described liquid crystal slit grating includes being cascading, the first smooth gate substrate, liquid crystal Layer and the second smooth gate substrate, wherein, are additionally provided with electrode layer, not on described first smooth gate substrate and the second smooth gate substrate Under same control model, it is in advance with described first direction that described liquid crystal slit grating is formed along the extension of described first direction or edge If the grating fringe that angle direction extends.
A kind of control method, is applied to bore hole 3D display device, described bore hole 3D display device include 2D display unit with And liquid crystal slit grating, described 2D display unit includes pel array, and each pixel in described pel array is included along first The sub-pixel of multiple different colours that direction is arranged alternately, described liquid crystal slit grating is arranged at the display of described 2D display unit Face side is simultaneously relative with the display surface of described 2D display unit, and described liquid crystal slit grating includes the first light being cascading Grid polaroid, the first smooth gate substrate, liquid crystal layer and the second smooth gate substrate, wherein, described first smooth gate substrate and the second grating It is additionally provided with electrode layer, methods described includes on substrate：Under the first control model, described electrode layer makes described liquid crystal slit Grating produces along the grating fringe with described first direction being in the extension of default angle direction；Under the second control model, described electricity Pole layer makes described liquid crystal slit grating produce the grating fringe extending along described first direction.
The beneficial effect that the present invention realizes：Bore hole 3D display device provided in an embodiment of the present invention and control method, pass through The liquid crystal slit grating of bore hole 3D display device is improved, enables liquid crystal slit grating under different control models, liquid Brilliant slit grating produces the grating in both direction not mutually perpendicular " horizontal is oblique " or " perpendicular is oblique ", can be thus to solve Decide the problem on existing coloured silk side, improve stereo display quality.
Brief description
For the clearer explanation embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 shows that liquid crystal slit grating produces visual disparity and forms the principle schematic of Auto-stereo display；
Fig. 2 shows the pixel arrangements schematic diagram of TFT_LCD (transverse screen)；
Fig. 3 shows the pixel arrangements schematic diagram of TFT_LCD (portrait layout)；
Fig. 4 shows the one kind being formed during liquid crystal slit provided in an embodiment of the present invention two-way 3 d display device 3D display Black-white grating striped schematic diagram；
Fig. 5 shows that another kind of black-white grating striped being formed during liquid crystal slit two-way 3 d display device 3D display is illustrated Figure；
Fig. 6 shows liquid crystal slit two-way 3 d display device coloured silk side schematic diagram；
Fig. 7 shows a kind of structural representation of the bore hole 3D display device that first embodiment of the invention provides；
Fig. 8 shows the structural representation of the electrode layer of bore hole 3D display device that first embodiment of the invention provides；
Fig. 9 shows a kind of grating fringe that the bore hole 3D display device that first embodiment of the invention provides is formed when showing Schematic diagram；
Figure 10 shows another kind of grating that the bore hole 3D display device that first embodiment of the invention provides is formed when showing Striped schematic diagram；
Figure 11 shows another grating that the bore hole 3D display device that first embodiment of the invention provides is formed when showing Striped schematic diagram；
Figure 12 shows another grating that the bore hole 3D display device that first embodiment of the invention provides is formed when showing Striped schematic diagram；
Figure 13 shows a kind of structural representation of the electrode layer of bore hole 3D display device that second embodiment of the invention provides Figure；
Figure 14 shows a kind of drive of the slit liquid crystal grating of bore hole 3D display device that second embodiment of the invention provides Dynamic V diagram；
Figure 15 shows the another kind of the slit liquid crystal grating of bore hole 3D display device that second embodiment of the invention provides Driving voltage schematic diagram；
Figure 16 shows another of the slit liquid crystal grating of bore hole 3D display device that second embodiment of the invention provides Driving voltage schematic diagram；
Figure 17 shows another of the slit liquid crystal grating of bore hole 3D display device that second embodiment of the invention provides Driving voltage schematic diagram；
Figure 18 shows a kind of structural representation of the electrode layer of bore hole 3D display device that third embodiment of the invention provides Figure.
Icon：100- bore hole 3D display device；110-2D display unit；111- back light unit；112- display floater；113- First panel polaroid；114- first display base plate；115- second display base plate；116- second panel polaroid；120- liquid crystal Slit grating；121- the first grating polaroid；The smooth gate substrate of 122- first；The smooth gate substrate of 123- second；124- liquid crystal layer；125- Electrode layer；1251- first electrode layer；1252- the second electrode lay；1253- insulating barrier；1254- the 3rd electrode layer.
Specific embodiment
All can see that 3D shows in the case of transverse screen and two kinds of portrait layout using the bore hole 3D display device of liquid crystal slit grating Show.Wherein, transverse screen is, for example, that the every a line sub-pixel shown in Fig. 2 is respectively R/G/B/R/G/B ..., and three kinds of colors are alternately arranged, often String sub-pixel is same color, and portrait layout is, for example, as shown in Figure 3, and every a line sub-pixel is same color such as R/R/ R ... continuous arrangement.Either transverse screen or portrait layout, if the alternately arranged direction of three kinds of colors of R/G/B/R/G/B ... is first direction, The continuously arranged direction of same color is second direction.
Fig. 4 is the black-white grating striped schematic diagram being formed when liquid crystal slit two-way 3 d display device 3D shows.With transverse screen As a example, the two-way 3 d display device of liquid crystal slit is arranged by electrode, can be in orthogonal first direction and second direction 3D is watched to show respectively.As described in Figure 4, when the eyes of observer are located in second direction, this 3 d display device is permissible It is formed at the black-white grating striped (dash area represents black light tight region, i.e. dark fringe) of first direction；As shown in figure 5, When the eyes of observer are located on first direction, this 3 d display device can be formed at the black-white grating bar of second direction Stricture of vagina.
Although 3 d display device as shown in Figure 4 and Figure 5 can realize 3D in the two directions showing, when three-dimensional aobvious Showing device formed black-white grating striped parallel to during second direction as shown in fig. 6, usually color side, serious shadow in stereo display Ring and use to normal.As shown in fig. 6, the string sub-pixel that color is " B " is split (segmentation into two by the first black-white grating striped Line BB ' represent), Article 2 black-white grating striped by color be " R " string sub-pixel split into two (RR ' line represents), Within whole viewing area, in a large number parallel to the cut-off rule such as BB ' of second direction, RR ', GG ' and BB ' add up effect and will present Go out the vertical stripes of colour, 3D shows when ghost image occurs and becomes apparent from.
The reason color side is formed be：Because the black streaking width of grating is not in most cases the integer of sub-pixel width Times it may appear that the black streaking situation of cutting off sub-pixel, in period 1 grating in such as Fig. 6, just there is the B sub-pixel quilt of string Black streaking cuts off, and part B sub-pixel is covered by black streaking, is partly exposed, that is, blue；Just there is string in second round grating R sub-pixel cut off by black streaking, part R sub-pixel is covered by black streaking, is partly exposed, that is, red；Period 3 light The G sub-pixel of string is just had to be cut off by black streaking in grid, part G sub-pixel is covered by black streaking, is partly exposed, that is, green Color；Will be the overlay structure of a lot of R/G/B ... outside in viewing area.Because grating has periodic structure in itself, this knot Structure and panel BM interfere the moire fringes producing to assume the moire fringes of colour, and our also referred to as coloured silks of this colored moire fringes Side.
In view of the foregoing, inventor is through long-term research and substantial amounts of practice, there is provided a kind of bore hole 3D display dress Put to improve the problems referred to above.
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Ground description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Right below The detailed description of the embodiments of the invention providing in the accompanying drawings is not intended to limit the scope of claimed invention, but It is merely representative of the selected embodiment of the present invention.Based on embodiments of the invention, those skilled in the art are not making creativeness The every other embodiment being obtained on the premise of work, broadly falls into the scope of protection of the invention.
First embodiment
As Fig. 7 shows that the embodiment of the present invention provides bore hole 3D display device 100.Refer to Fig. 7, this bore hole 3D display dress Put 100 and include 2D display unit 110 and liquid crystal slit grating 120.Described 2D display unit 110 includes pel array, such as Fig. 2 Or shown in Fig. 3, each pixel in described pel array includes the sub- picture of multiple different colours being arranged alternately in the first direction Element.Described liquid crystal slit grating 120 be arranged at described 2D display unit 110 display surface side and with described 2D display unit 110 display surface is relatively.
Described 2D display unit 110 can be for example liquid crystal display, including back light unit 111 and display floater 112.Wherein, back light unit 111 can be including LED (Led Emitting Diode) or CCFL (Cold Cathode Fluorescent Lamp) etc. the straight-down negative of luminous source or edge-lit backlight unit 111.Display floater 112 can be TFT_LCD (Thin Film Transistor-Liquid Crystal Display) or other 2D display floaters 112.Certainly, When 2D display unit 110 is self light emitting, back light unit 111 can also omit, in embodiments of the present invention not As restriction.
Below will with display floater 112 as TFT_LCD (Thin Film Transistor-Liquid Crystal Display, as a example), the embodiment of the present invention is described further.In the three Cartesian coordinates (x, y, z) of Fig. 7, naked The back light unit 111 of eye 3D display device 100, display floater 112 and liquid crystal slit grating 120 (such as Z side in one direction To) for stepped construction, observer's eyes are located on the Z axis of liquid crystal slit grating 120 side.
In a kind of specific embodiment, described display floater 112 is included along just to described liquid crystal slit grating 120 direction The first panel polaroid 113 of setting, the first display base plate 114, the second display base plate 115, second panel polaroid 116.Institute State the printing opacity direction of principal axis of first panel polaroid 113 of display floater 112 and the second panel polaroid of described display floater 112 116 printing opacity direction of principal axis is orthogonal.For example, as shown in fig. 7, setting the printing opacity direction of principal axis of first panel polaroid 113 as aa ', Aa ' is located in X/Y plane and X-direction angle at 45 °, and printing opacity direction of principal axis bb ' and the aa ' of second panel polaroid 116 is mutually vertical Directly, that is, bb ' is located in X/Y plane and is become 135 ° of angles with X positive direction.
The printing opacity direction of principal axis of the first panel polaroid 113 of described display floater 112 and second panel polaroid 116 Printing opacity direction of principal axis is not construed as limiting with the angle of coordinate axess, the printing opacity direction of principal axis of first panel polaroid 113 and second panel polarisation The printing opacity direction of principal axis satisfaction of piece 116 is mutually perpendicular to, because only that being mutually perpendicular to just be provided that higher extinction ratio, makes display The contrast of panel 112 is higher.
In a kind of specific embodiment, described liquid crystal slit grating 120 is included along just to described display floater 112 direction The first grating polaroid 121 of setting gradually, the first smooth gate substrate 122, the second smooth gate substrate 123 and be arranged at the first grating Liquid crystal layer 124 between substrate 122 and the second smooth gate substrate 123.First grating polaroid of described liquid crystal slit grating 120 121 printing opacity direction of principal axis is orthogonal with the printing opacity direction of principal axis of the second panel polaroid of described display floater 112.As Fig. 7 institute Show, printing opacity direction of principal axis cc ' and the aa ' of the first grating polaroid 121 is parallel to each other, and cc ' is mutually perpendicular to bb '.
Wherein, the second panel polaroid 116 of described display floater 112 is that described display floater 112 is narrow with described liquid crystal The polaroid that seam grating 120 shares.The printing opacity direction of principal axis of the first grating polaroid 121 of described liquid crystal slit grating 120 and seat The angle of parameter is not construed as limiting, the printing opacity direction of principal axis of described first grating polaroid 121 and described second panel polaroid 116 Printing opacity direction of principal axis satisfaction is mutually perpendicular to, and meets and is mutually perpendicular to be the contrast of the black-white grating striped for slit grating generation Degree is preferably.
Described first smooth gate substrate 122 and described second smooth gate substrate 123 are transparent base, can be glass substrates, Certainly described first substrate and second substrate can also be other transparent bases, be not intended as in embodiments of the present invention limiting Fixed.
The display floater 112 of described 2D display unit 110 and the second smooth gate substrate 123 of described liquid crystal slit grating 120 Connected by optical bonding material, described optical bonding material can be liquid optical cement, certainly specific optical bonding material It is not intended as in the present embodiment limiting or other optical bonding materials.The focal length of described bore hole 3D display device 100 By the thickness of the described second smooth gate substrate 123, the thickness of described optical bonding material, described second panel polaroid 116 thickness Degree and the thickness and decision of described second display base plate 115.
It is provided with electrode layer 125 between described first smooth gate substrate 122 and the second smooth gate substrate 123.Due to the first grating The printing opacity direction of principal axis of polaroid 121 is vertical with the printing opacity direction of principal axis of second panel polaroid 116, in described bore hole 3D display device In the case that 100 liquid crystal slit grating 120 is not energized, because the corresponding liquid crystal layer of electrode 124 optically-active of no-voltage difference is special Property can keep, the light projecting from the display floater 112 of described 2D display unit 110 is through the liquid of described liquid crystal slit grating 120 Crystal layer 124 can 90 ° of optically-active, such that it is able to project from the first grating polaroid 121, common 2D is shown do not have brightness, The impact of contrast and colourity etc..In the case that the liquid crystal slit grating 120 of described bore hole 3D display device 100 is energized, The electrode of larger voltage difference corresponding liquid crystal optically-active characteristic is had to disappear in the electrode layer 125 of described liquid crystal slit grating 120, thus The light that the display floater 112 of described 2D display unit 110 projects will be stopped formation dark fringe by the first grating polaroid 121；? The corresponding liquid crystal layer of the electrode 124 optically-active characteristic of the electrode layer 125 no-voltage difference of described liquid crystal slit grating 120 keeps, from institute The light stating display floater 112 injection of 2D display unit 110 understands 90 ° of optically-active through the liquid crystal of described liquid crystal slit grating 120, from And can project from the first grating polaroid 121.Can be formed after electrode layer 125 energising of therefore described liquid crystal slit grating 120 Black and white strip corresponding with electrode shape, i.e. black-white grating striped, serves as in the dark fringe in black and white strip shows in 3D and regards The effect of difference barrier.
As shown in figure 8, described electrode layer 125 include first electrode layer 1251, the second electrode lay 1252, insulating barrier 1253 with And the 3rd electrode layer 1254.Described first electrode layer 1251 is arranged at the described first smooth gate substrate 122 and described second smooth grid base The relative side of plate 123, described the second electrode lay 1252, described insulating barrier 1253 and described 3rd electrode layer 1254 set successively It is placed in the described second smooth gate substrate 123 side relative with the described first smooth gate substrate 122.Wherein, first electrode layer 1251, Two electrode layers 1252 and the 3rd electrode layer 1254 are other transparent conductive materials such as ITO, and the first insulating barrier 1253 can be Silicon nitride, concrete first electrode layer 1251, the second electrode lay 1252, the 3rd electrode layer 1254 and insulating barrier 1253 material not As restriction.
In the present embodiment, refer to Fig. 8, described the second electrode lay 1252 includes multiple strip electrodes, described 3rd electricity Pole layer 1254 includes multiple interval settings and strip electrode parallel to each other.It is arranged at the strip electrode of the second electrode lay 1252 Width is equal, and the width being arranged at the 3rd electrode layer 1254 is equal, and the described strip electrode being in same electrode layer 125 is mutually flat There is interval, the interval being arranged between the strip electrode of the second electrode lay 1252 is identical, setting between capable and described strip electrode Interval between the strip electrode of the 3rd electrode layer 1254 is identical.The extension side of the strip electrode of described the second electrode lay 1252 To being in default angle with described first direction, the bearing of trend of strip electrode of described 3rd electrode layer 1254 and described first party To parallel.By adopting different control models to described electrode layer 125, described liquid crystal slit grating 120 is formed along described the One direction extends or along the grating fringe with first direction being in the extension of default angle direction.
Specifically, described first electrode layer 1251 is described the second electrode lay 1252 and described 3rd electrode layer 1254 Common electrode layer.Under the first control model, the strip electrode on described the second electrode lay 1252 is produced with first electrode layer 1251 Raw voltage difference, the optically-active characteristic of the corresponding liquid crystal of strip electrode on therefore described the second electrode lay 1252 disappears, and shows from 2D The light that panel 112 projects is stopped formation dark fringe by the first grating polaroid 121 of described liquid crystal slit grating 120, and second On electrode layer 1252, the interval region of strip electrode corresponding liquid crystal optically-active characteristic retains, the light projecting from 2D display floater 112 In 90 ° of liquid crystal layer 124 optically-active, formed such that it is able to project from the first grating polaroid 121 of described liquid crystal slit grating 120 Bright fringess.Under the first control model, between the strip electrode of described 3rd electrode layer 1254 and described first electrode layer 1251 No-voltage is poor, and in the 3rd electrode layer 1254 region nonoverlapping with the second electrode lay 1252, the optically-active of corresponding liquid crystal layer 124 is special Property retain.Therefore, under the first control model, described bore hole 3D display device 100 is formed and the bar on the second electrode lay 1252 Shape electrode corresponding black-white grating striped.Described black-white grating striped and described first direction are in default angle, that is, in the first control Under molding formula, described liquid crystal slit grating 120 is formed along the grating fringe with described first direction being in the extension of default angle direction. Under the first control model, the bright fringess center of black-white grating striped and dark fringe center that liquid crystal slit grating 120 produces Spacing is the half of the summation of spacing between the strip electrode width on the second electrode lay 1252 and strip electrode, any one Bright fringess center and strip electrode width and bar shaped electricity that the spacing at adjacent bright fringess center is on the second electrode lay 1252 The sum total of spacing between pole.
In the present embodiment, described first control model is strip electrode and the first electrode to the 3rd electrode layer 1254 The logical identical voltage of layer 1251, leads to and first electrode layer 1251 and the 3rd electrode to the strip electrode on the second electrode lay 1252 The strip electrode of layer 1254 is energized and is pressed the voltage differing.
Under the second control model, the strip electrode on described 3rd electrode layer 1254 produces electricity with first electrode layer 1251 Pressure reduction, the optically-active characteristic of the corresponding liquid crystal of strip electrode on therefore described 3rd electrode layer 1254 disappears, from 2D display floater The light of 112 injections is stopped formation dark fringe by the first grating polaroid 121 of described liquid crystal slit grating 120, and the 3rd electrode On layer 1254, the interval region corresponding liquid crystal optically-active characteristic of strip electrode retains, and the light projecting from 2D display floater 112 passes through 90 ° of optically-active after liquid crystal layer 124, form such that it is able to project from the first grating polaroid 121 of described liquid crystal slit grating 120 Bright fringess, under the second control model controls, the strip electrode of described the second electrode lay 1252 and described first electrode layer 1251 Between no-voltage poor, thus the second electrode lay 1252 and corresponding liquid crystal layer 124 in the nonoverlapping region of the 3rd electrode layer 1254 Optically-active characteristic retain.Therefore, under the second control model, described bore hole 3D display device 100 is formed and the 3rd electrode layer Strip electrode on 1254 corresponding black-white grating striped.Described black-white grating striped is extending in a first direction, in the second control The grating fringe that under molding formula, liquid crystal slit grating 120 produces is the grating fringe of the first bearing of trend.In the second control model Under, the bright fringess center of black-white grating striped and the spacing at dark fringe center that liquid crystal slit grating 120 produces are the 3rd electrode Half, any one bright fringess center and the phase of the summation of spacing between strip electrode width on layer 1254 and strip electrode The spacing at adjacent bright fringess center is the total of spacing between strip electrode width and strip electrode on the 3rd electrode layer 1254 Close.
In the present embodiment, described second control model is strip electrode and the first electrode to the second electrode lay 1252 The logical identical voltage of layer 1251, leads to and first electrode layer 1251 and second electrode to the strip electrode on the 3rd electrode layer 1254 The strip electrode of layer 1252 is energized and is pressed the voltage differing.
Under described first control model and described second control model, described 100 times formation of bore hole 3D display device Along the grating fringe extending in default angle direction with first direction or extend along described first direction.
Specifically, the direction residing for human eye can be judged by gravity sensor, thus adjusting different control modes, When the eyes of observer are located at first direction, liquid crystal slit grating 120 is in the first control model, the black-white grating being correspondingly formed Striped becomes angle α (- 40 °≤α≤40 °) with second direction.When the eyes of observer are located at second direction, liquid crystal slit grating 120 are in the second control model, and the black-white grating striped being correspondingly formed is parallel with first direction.During for transverse screen, when observer's When eyes are located at first direction, as shown in figure 9, the black-white grating striped being formed is that vertical direction becomes angle α with second direction, when When the eyes of observer are located at second direction, as shown in Figure 10, the black-white grating striped of formation is parallel is level with first direction Direction.During portrait layout, when the eyes of observer are located at first direction, as shown in figure 11, the black-white grating striped of formation and second Direction is that horizontal direction becomes tilt angle alpha, when the eyes of observer are located at second direction, as shown in figure 12, the black and white of formation Grating fringe is parallel to be vertical direction with first direction.
Using being in different control models in the two directions, liquid crystal slit grating 120 is made to produce not mutual in both direction The grating of perpendicular " one horizontal one is oblique " or " one perpendicular one is oblique ", that is, at both direction (" one horizontal one is oblique " or " one perpendicular one is oblique ") Upper formation disparity barrier, can solve the problems, such as that color side in bore hole 3D display device 100, improve stereo display quality.
Second embodiment
The bore hole 3D display device 100 that second inventive embodiments provide and the distinctive points of the first inventive embodiments are liquid crystal Electrode layer 125 structure being arranged between the first smooth gate substrate 122 and the second smooth gate substrate 123 of slit grating 120 is different.? In the embodiment of the present invention, as shown in figure 13, described electrode layer 125 includes first electrode layer 1251 and the second electrode lay 1252, Described first electrode layer 1251 is arranged at the described first smooth gate substrate 122 side relative with the described second smooth gate substrate 123, institute State the second electrode lay 1252 and be arranged at the described second smooth gate substrate 123 side relative with the described first smooth gate substrate 122.
In the present embodiment, refer to Figure 13, described first electrode layer 1251 includes multiple interval settings and parallel to each other Strip electrode, described the second electrode lay 1252 includes multiple interval settings and strip electrode parallel to each other.It is in same electricity The described strip electrode of pole layer 125 be parallel to each other and described strip electrode between have interval, and be spaced identical.Described first electricity The bearing of trend of the strip electrode of pole layer 1251 is parallel with described first direction, the strip electrode of described the second electrode lay 1252 Bearing of trend and described first direction are in predetermined angle.
Specifically, refer to Figure 13, described first electrode layer 1251 includes N row strip electrode, described first electrode layer 1251 odd-numbered line strip electrode is electrically connected with each other, and the even number line strip electrode of described first electrode layer 1251 mutually electrically connects Connect, described the second electrode lay 1252 includes N row strip electrode, the odd column strip electrode of described the second electrode lay 1252 is mutually electric Property connect, the even column strip electrode of described the second electrode lay 1252 is electrically connected with each other.It is arranged at first electrode layer 1251 The strip width of odd-numbered line strip electrode is identical, is arranged at the strip width phase of the even number line strip electrode of first electrode layer 1251 With the strip width being arranged at the odd column strip electrode of the second electrode lay 1252 is identical, is arranged at the second electrode lay 1252 The strip width of even column strip electrode is identical.By adopting different control models to described electrode layer 125, described liquid crystal is narrow Seam grating 120 is formed and extends along described first direction or along the grating fringe being extended in default angle direction with first direction.
Specifically, described first electrode layer 1251 is common electrode layer.Under the first control model, described the second electrode lay On 1252, the strip electrode of odd column and the strip electrode of first electrode layer 1251 produce voltage difference or described the second electrode lay The strip electrode of the even column on 1252 produces voltage difference with the strip electrode of first electrode layer 1251.Wherein, described second electricity When on pole layer 1252, the strip electrode of odd column strip electrode and first electrode layer 1251 produces voltage difference, then described second electrode On layer 1252, even column strip electrode is poor with the strip electrode no-voltage of first electrode layer 1251.On described the second electrode lay 1252 When even column strip electrode and other electrodes produce voltage difference, then on described the second electrode lay 1252 odd column strip electrode and its His electrode no-voltage is poor.Thus the strip electrode corresponding liquid crystal optically-active characteristic of voltage difference is produced on described the second electrode lay 1252 Disappear, the light projecting from 2D display floater 112 is stopped formation by the first grating polaroid 121 of described liquid crystal slit grating 120 Dark fringe, and on described the second electrode lay 1252, the strip electrode corresponding liquid crystal optically-active characteristic of no-voltage difference retains, and shows from 2D Show that the light that panel 112 projects passes through 90 ° of optically-active after liquid crystal layer 124, such that it is able to the first light from described liquid crystal slit grating 120 Grid polaroid 121 projects and forms bright fringess.Under the first control model, the strip electrode of described first electrode layer 1251 and Strip electrode no-voltage difference outside the removing of two electrode layers 1252 produces the strip electrode of voltage difference produces, thus first electrode The liquid crystal layer 124 optically-active characteristic of the strip electrode correspondence position that layer 1251 is produced with no-voltage difference in the second electrode lay 1252 is protected Stay.Therefore, under the first control model, described bore hole 3D display device 100 formed with the second electrode lay 1252 on have voltage The strip electrode corresponding black-white grating striped that difference produces.Described black-white grating striped edge and described first direction are in default angle Direction extends, and that is, under the first control model, it is in default angle direction that liquid crystal slit grating 120 produces edge with described first direction The grating fringe extending.Under the first control model, the bright fringess center of the black-white grating striped that liquid crystal slit grating 120 produces With the spacing at dark fringe center be odd column strip electrode width on the second electrode lay 1252, even column strip electrode width with And between two times of strip electrodes the summation of spacing half.Where it is assumed that the electrode of voltage difference is produced on the second electrode lay 1252 For the odd column strip electrode on the second electrode lay 1252, spacing between even column strip electrode width and two times of strip electrodes Summation and the second electrode lay 1252 on odd column strip electrode width, even column strip electrode width and two times of bar shaped electricity Between pole, the ratio of the summation of spacing determines the size of liquid crystal slit grating 120 aperture opening ratio.
In the present embodiment, described first control model be the even column strip electrode to described the second electrode lay 1252 with And the strip electrode of first electrode layer 1251 leads to identical voltage, the odd column strip electrode of the second electrode lay 1252 is led to and the The strip electrode of the even column strip electrode of two electrode layers 1252 and first electrode layer 1251 is energized and is pressed the voltage differing. Described first control model can also be odd column strip electrode and first electrode layer to described the second electrode lay 1252 1251 strip electrode leads to identical voltage, and the even column strip electrode of the second electrode lay 1252 is led to and the second electrode lay 1252 Odd column strip electrode and the strip electrode of first electrode layer 1251 be energized the voltage that differs of pressure.
In the present embodiment, described first control model can be the even column strip electrode to the second electrode lay 1252 with And the strip electrode of first electrode layer 1251 leads to the corresponding voltage of S1, S2 and C2 as shown in Figure 16 or 17, to the second electricity The odd column strip electrode of pole layer 1252 leads to the corresponding voltage of C1 as shown in Figure 16 or Figure 17.
Under the second control model, the strip electrode of odd-numbered line and the second electrode lay 1252 in described first electrode layer 1251 Strip electrode produce the strip electrode of even number line and the second electrode lay in voltage difference or described first electrode layer 1251 1252 strip electrode produces voltage difference.Wherein, in described first electrode layer 1251, odd-numbered line strip electrode and other electrodes produce During raw voltage difference, then in described first electrode layer 1251, even number line strip electrode is poor with other electrode no-voltages.Described first electricity When on pole layer 1251, even number line strip electrode produces voltage difference with other electrodes, then odd-numbered line bar in described first electrode layer 1251 Shape electrode is poor with other electrode no-voltages.Thus the corresponding liquid of strip electrode of voltage difference is produced on described first electrode layer 1251 Brilliant optically-active characteristic disappears, and the light projecting from 2D display floater 112 is by the first grating polaroid of described liquid crystal slit grating 120 121 stop formation dark fringe, and the poor strip electrode corresponding liquid crystal optically-active characteristic of no-voltage in described first electrode layer 1251 Retain, 90 ° of optically-active after the light that 2D display floater 112 projects passes through liquid crystal layer 124, such that it is able to from described liquid crystal slit grating 120 the first grating polaroid 121 projects and forms bright fringess.Under the second control model, described the second electrode lay 1252 Strip electrode is produced with the strip electrode no-voltage difference outside the strip electrode of the removing generation voltage difference of first electrode layer 1251, Thus the liquid crystal layer 124 of strip electrode correspondence position that the second electrode lay 1252 is produced with no-voltage difference in first electrode layer 1251 Optically-active characteristic retains.Therefore, under the first control model, in described liquid crystal slit grating 120 formation and first electrode layer 1251 Have voltage difference produce strip electrode corresponding black-white grating striped.Described black-white grating striped extends in a first direction, that is, Under described second control model, the grating fringe that liquid crystal slit grating 120 generation extends in a first direction.Control mould second Under formula, the bright fringess center of black-white grating striped and the spacing at dark fringe center that liquid crystal slit grating 120 produces are the first electricity Between odd-numbered line strip electrode width on pole layer 1251, even number line strip electrode width and two times of strip electrodes, spacing is total The half of sum.Where it is assumed that the electrode producing voltage difference in first electrode layer 1251 is the odd-numbered line in first electrode layer 1251 Strip electrode, in the summation of spacing and first electrode layer 1251 between even number line strip electrode width and two times of strip electrodes Between odd-numbered line strip electrode width, even number line strip electrode width and two times of strip electrodes, the ratio of the summation of spacing determines The size of liquid crystal slit grating 120 aperture opening ratio.
In the present embodiment, described second control model be the even number line strip electrode to described first electrode layer 1251 with And the strip electrode of the second electrode lay 1252 leads to identical voltage, the odd-numbered line strip electrode of first electrode layer 1251 is led to and the The strip electrode of the even number line strip electrode of one electrode layer 1251 and the second electrode lay 1252 is energized and is pressed the voltage differing. Described second control model can also be odd-numbered line strip electrode and the second electrode lay to described first electrode layer 1251 1252 strip electrode leads to identical voltage, and the even number line strip electrode of first electrode layer 1251 is led to and first electrode layer 1251 Odd-numbered line strip electrode and the strip electrode of the second electrode lay 1252 be energized the voltage that differs of pressure.
In the present embodiment, described second control model can be the even number line strip electrode to first electrode layer 1251 with And the strip electrode of the second electrode lay 1252 leads to the corresponding voltage of S2, C1 and C2 as shown in Figure 14 or Figure 15, to first The odd-numbered line strip electrode of electrode layer 1251 leads to the corresponding voltage of S1 as shown in Figure 14 or Figure 15.
Under described first control model and described second control model, described 100 times formation of bore hole 3D display device Along the grating fringe extending in default angle direction with first direction or extend along described first direction.
3rd embodiment
The bore hole 3D display device 100 that 3rd inventive embodiments provide and the distinctive points of the first inventive embodiments are liquid crystal Electrode layer 125 structure being arranged between the first smooth gate substrate 122 and the second smooth gate substrate 123 of slit grating 120 is different.? In the embodiment of the present invention, as shown in figure 13, described electrode layer 125 includes first electrode layer 1251 and the second electrode lay 1252, Described first electrode layer 1251 is arranged at the described first smooth gate substrate 122 side relative with the described second smooth gate substrate 123, institute State the second electrode lay 1252 and be arranged at the described second smooth gate substrate 123 side relative with the described first smooth gate substrate 122.
In the present embodiment, refer to Figure 18, described first electrode layer 1251 includes multiple parallelogram electrodes, described The second electrode lay 1252 includes multiple parallelogram electrodes.The parallelogram electrode of described first electrode layer 1251 is wherein Both sides are antiparallel with described first, and the other both sides of described first electrode layer 1251 and described first direction are in default angle. The wherein both sides of the parallelogram electrode of described the second electrode lay 1252 are parallel with described first direction, described the second electrode lay The other both sides of 1252 parallelogram electrode and described first direction are in default angle.
Specifically, refer to Figure 18, described first electrode layer 1251 includes N row parallelogram electrode, often row electrode package Include multiple parallelogram electrodes, the parallelogram electrode of the odd-numbered line of described first electrode layer 1251 is electrically connected with each other, The parallelogram electrode of the even number line of described first electrode layer 1251 is electrically connected with each other, and described the second electrode lay 1252 includes N row electrode, each column electrode includes multiple parallelogram electrodes, the parallelogram of the odd column of described the second electrode lay 1252 Electrode is electrically connected with each other, and the parallelogram electrode of the even column of described the second electrode lay 1252 is electrically connected with each other.Preferably Embodiment be arranged at first electrode layer 1251 odd-numbered line parallelogram electrode size identical, be arranged at first electrode layer 1251 even number line parallelogram electrode size is identical, is arranged at the odd column parallelogram electrode of the second electrode lay 1252 Size is identical, and the even column parallelogram electrode size being arranged at the second electrode lay 1252 is identical, is arranged at same electrode layer 125 described parallelogram electrode gap is identical.By different control models, described liquid are adopted to described electrode layer 125 Brilliant slit grating 120 forms and extends along described first direction or along the gratings strips with first direction being in the extension of default angle direction Stricture of vagina.
Specifically, described first electrode layer 1251 is common electrode layer.Under the first control model, described the second electrode lay On 1252, the parallelogram electrode of odd column and the parallelogram electrode of first electrode layer 1251 produce voltage difference or institute The parallelogram electrode of even column stated on the second electrode lay 1252 is produced with the parallelogram electrode of first electrode layer 1251 Raw voltage difference.Wherein, when on described the second electrode lay 1252, odd column parallelogram electrode produces voltage difference with other electrodes, Then on described the second electrode lay 1252, even column parallelogram electrode and other electrode no-voltage differences produce.Described second electrode When on layer 1252, even column parallelogram electrode produces voltage difference with other electrodes, then odd number on described the second electrode lay 1252 Row parallelogram electrode is poor with other electrode no-voltages.Thus producing parallel the four of voltage difference on described the second electrode lay 1252 Shape electrode corresponding liquid crystal optical activity in side disappears, and the light projecting from 2D display floater 112 is by the of described liquid crystal slit grating 120 One grating polaroid 121 stops formation dark fringe, and the poor parallelogram electrode of no-voltage on described the second electrode lay 1252 Corresponding liquid crystal optically-active characteristic retains, 90 ° of optically-active after the light that 2D display floater 112 projects passes through liquid crystal layer 124, such that it is able to Project from the first grating polaroid 121 of described liquid crystal slit grating 120 and form bright fringess.Under the first control model, institute The removing of the parallelogram electrode and the second electrode lay 1252 of stating first electrode layer 1251 produces the parallelogram of voltage difference Parallelogram electrode no-voltage difference outside electrode produces, thus first electrode layer 1251 is no electric with the second electrode lay 1252 The liquid crystal layer 124 optically-active characteristic of the strip electrode correspondence position that pressure reduction produces retains.Therefore, under the first control model, described Liquid crystal slit grating 120 is formed and the parallelogram electrode corresponding black and white light having voltage difference to produce on the second electrode lay 1252 Grizzly bar stricture of vagina.Described black-white grating striped extends along the direction with first direction being in default angle, that is, under the first control model, liquid It is in the grating fringe presetting angle that brilliant slit grating 120 produces with first direction.Under the first control model, liquid crystal slit grating The bright fringess center of black-white grating striped of 120 generations and the odd column that the spacing at dark fringe center is on the second electrode lay 1252 The width on one side parallel with first direction of parallelogram electrode, even column parallelogram electrode parallel with first direction The width on one side and two times of parallelogram electrodes on the parallel direction of first direction between spacing summation half. Where it is assumed that odd column parallelogram electrode is obtained on the second electrode lay 1252 produce voltage difference, then even column parallelogram The width on electrode one side parallel with first direction and two times of parallel poles on the parallel direction of first direction between spacing Summation, with the odd-numbered line parallelogram electrode on the second electrode lay 1252 parallel with first direction width, The width on one side parallel with first direction of even column parallelogram electrode and two times of flat shape electrodes with first direction The ratio of the summation of spacing between on parallel direction, this ratio determines the aperture opening ratio size of liquid crystal slit grating 120.
In the present embodiment, described first control model is the even column parallelogram to described the second electrode lay 1252 The parallelogram electrode of electrode and first electrode layer 1251 leads to identical voltage, and the odd column of the second electrode lay 1252 is put down Row tetragon electrode leads to parallel with the even column parallelogram electrode of the second electrode lay 1252 and first electrode layer 1251 Tetragon electrode is energized and is pressed the voltage differing.Described first control model can also be to described the second electrode lay 1252 The parallelogram electrode of odd column parallelogram electrode and first electrode layer 1251 leads to identical voltage, to second electrode The even column parallelogram electrode of layer 1252 leads to the odd column parallelogram electrode and first with the second electrode lay 1252 The parallelogram electrode of electrode layer 1251 is energized and is pressed the voltage differing.
Under the second control model, the parallelogram electrode of odd-numbered line and second electrode in described first electrode layer 1251 The parallelogram electrode of layer 1252 produces the parallelogram of the even number line in voltage difference or described first electrode layer 1251 Electrode produces voltage difference with the parallelogram electrode of the second electrode lay 1252.Wherein, odd number in described first electrode layer 1251 When row parallelogram electrode produces voltage difference with other electrodes, then even number line parallelogram in described first electrode layer 1251 Electrode is produced with other electrode no-voltage differences.Even number line parallelogram electrode and other electrodes in described first electrode layer 1251 When producing voltage difference, then in described first electrode layer 1251, odd-numbered line parallelogram electrode is poor with other electrode no-voltages.From And the parallelogram electrode corresponding liquid crystal optical activity producing voltage difference in described first electrode layer 1251 disappears, show from 2D The light that panel 112 projects is stopped formation dark fringe by the first grating polaroid 121 of described liquid crystal slit grating 120, and described In first electrode layer 1251, the parallelogram electrode corresponding liquid crystal optically-active characteristic of no-voltage difference retains, from 2D display floater The light of 112 injections passes through 90 ° of optically-active after liquid crystal layer 124, such that it is able to the first grating polarisation from described liquid crystal slit grating 120 Piece 121 projects and forms bright fringess.Under the second control model, the parallelogram electrode of described the second electrode lay 1252 and Parallelogram electrode no-voltage difference outside the removing of one electrode layer 1251 produces the parallelogram electrode of voltage difference produces, Thus the liquid crystal layer 124 of strip electrode correspondence position that the second electrode lay 1252 is produced with no-voltage difference in first electrode layer 1251 Optically-active characteristic retains.Therefore, under the second control model, described liquid crystal slit grating 120 formation and first electrode layer 1251 have The parallelogram electrode corresponding black-white grating striped that voltage difference produces.Described black-white grating striped extends in a first direction, I.e. under the second control model, the grating fringe that liquid crystal slit grating 120 generation extends in a first direction.In the second control model Under, the bright fringess center of black-white grating striped and the spacing at dark fringe center that liquid crystal slit grating 120 produces are first electrode The width on one side, the even number line parallelogram that have angle with second direction of the odd-numbered line parallelogram electrode on layer 1251 Electrode have the width on one side of angle and two times of parallelogram electrodes having angle with second direction with second direction The half of the summation of spacing between on direction.Where it is assumed that odd-numbered line parallelogram electrode is obtained on first electrode layer 1251 producing Raw voltage difference, then even number line parallelogram electrode and second direction have angle width and two times of flat shape tetragons The summation of electrode spacing between second direction has on the direction of angle, with the odd-numbered line parallel four in first electrode layer 1251 Side shape electrode with second direction have the width on one side of angle, even number line parallelogram electrode have angle with second direction The width on one side and two times of flat shape tetragon electrode summations of spacing between second direction has on the direction of angle Ratio, this ratio determines the aperture opening ratio size of liquid crystal slit grating 120.
In the present embodiment, described second control model is the even number line parallelogram to described first electrode layer 1251 The parallelogram electrode of electrode and the second electrode lay 1252 leads to identical voltage, and the odd-numbered line of first electrode layer 1251 is put down Row tetragon electrode leads to parallel with the even number line parallelogram electrode of first electrode layer 1251 and the second electrode lay 1252 Tetragon electrode is energized and is pressed the voltage differing.Described second control model can also be to described first electrode layer 1251 The parallelogram electrode of odd-numbered line parallelogram electrode and the second electrode lay 1252 leads to identical voltage, to first electrode The even number line parallelogram electrode of layer 1251 leads to the odd-numbered line parallelogram electrode and second with first electrode layer 1251 The parallelogram electrode of electrode layer 1252 is energized and is pressed the voltage differing
Under described first control model and described second control model, described 100 times formation of bore hole 3D display device Along the grating fringe extending in default angle direction with first direction or extend along described first direction.
Fourth embodiment
Fourth embodiment of the invention provides a kind of control method, is applied to bore hole 3D display device 100, described bore hole 3D Display device 100 includes 2D display unit 110 and liquid crystal slit grating 120, and described 2D display unit 110 includes pixel battle array Row, each pixel in described pel array includes the sub-pixel of multiple different colours being arranged alternately in the first direction, described Liquid crystal slit grating 120 is arranged at display surface side the display with described 2D display unit 110 of described 2D display unit 110 Relatively, described liquid crystal slit grating 120 includes the first grating polaroid 121, the first smooth gate substrate being cascading in face 122nd, liquid crystal layer 124 and the second smooth gate substrate 123, wherein, described first smooth gate substrate 122 and the second smooth gate substrate 123 it It is additionally provided with electrode layer 125, methods described includes：Under the first control model, described electrode layer 125 makes described liquid crystal slit light Grid 120 produce along the grating fringe with described first direction being in the extension of default angle direction；Under the second control model, described electricity Pole layer 125 makes described liquid crystal slit grating 120 produce the grating fringe extending along described first direction.
In sum, bore hole 3D display device and control method are embodiments provided, this bore hole 3D display device Including 2D display unit and liquid crystal slit grating, liquid crystal slit grating is arranged at the display surface side of described 2D display unit simultaneously Relative with the display surface of described 2D display unit, the first grating polaroid that liquid crystal slit grating includes being cascading, One smooth gate substrate, liquid crystal layer and the second smooth gate substrate, are additionally provided with described first smooth gate substrate and the second smooth gate substrate Electrode layer, under different control models, producing along the extension of described first direction or edge is in default angle side with first direction To the grating fringe extending, that is, using being in different control models in the two directions, liquid crystal slit grating is made to produce at two Direction not mutually perpendicular " one horizontal one is oblique " or the grating of " perpendicular is oblique ", occur such that it is able to solve bore hole 3D display device The problem on color side, improves stereo display quality.
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, above in conjunction with the embodiment of the present invention Accompanying drawing, the technical scheme in the embodiment of the present invention has been carried out clearly and completely description it is clear that described embodiment is The a part of embodiment of the present invention, rather than whole embodiments.The present invention generally described and illustrated in accompanying drawing herein is implemented The assembly of example can be arranged with various different configurations and design.
Therefore, the above detailed description to the embodiments of the invention providing in the accompanying drawings be not intended to limit claimed The scope of the present invention, but be merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, this area is common The every other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into the model of present invention protection Enclose.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then do not need it to be defined further and explains in subsequent accompanying drawing.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ", The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, or should Orientation or position relationship that invention product is usually put when using, are for only for ease of the description present invention and simplify description, and not It is instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore not It is understood that as limitation of the present invention.Additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and can not manage Solve as indicating or implying relative importance.
In describing the invention in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or one Body ground connects；Can be to be mechanically connected or electrically connect；Can be joined directly together it is also possible to by intermediary indirect It is connected, can be the connection of two element internals.For the ordinary skill in the art, can be with concrete condition understanding State term concrete meaning in the present invention.

Claims (10)

1. a kind of bore hole 3D display device is it is characterised in that described device includes：2D display unit and liquid crystal slit light Grid, described 2D display unit includes pel array, and each pixel in described pel array includes being arranged alternately in the first direction Multiple different colours sub-pixel, described liquid crystal slit grating be arranged at described 2D display unit display surface side and with institute State the display surface of 2D display unit relatively, the first grating polaroid that described liquid crystal slit grating includes being cascading, the One smooth gate substrate, liquid crystal layer and the second smooth gate substrate, wherein, also set on described first smooth gate substrate and the second smooth gate substrate Be equipped with electrode layer, under different control models, described liquid crystal slit grating formed extend along described first direction or along with Described first direction is in the grating fringe that default angle direction extends.
2. bore hole 3D display device according to claim 1 it is characterised in that described electrode layer include first electrode layer, The second electrode lay, insulating barrier and the 3rd electrode layer, described first electrode layer is arranged at the described first smooth gate substrate and described the The relative side of two smooth gate substrate, described the second electrode lay, described insulating barrier and described 3rd electrode layer are set in turn in institute State the second smooth gate substrate side relative with the described first smooth gate substrate, described the second electrode lay and described 3rd electrode layer bag Include multiple interval settings and strip electrode parallel to each other, the bearing of trend of the strip electrode of described the second electrode lay and described the One direction is in default angle, and the bearing of trend of strip electrode of described 3rd electrode layer is parallel with described first direction.
3. bore hole 3D display device according to claim 2 is it is characterised in that under the first control model, and described first Electrode layer and described the second electrode lay produce voltage difference, and described first electrode layer is poor with described 3rd electrode layer no-voltage, described Liquid crystal slit grating produces along the grating fringe with described first direction being in default angle direction；Under the second control model, institute State first electrode layer and produce voltage difference with described 3rd electrode layer, described first electrode layer is poor with the second electrode lay no-voltage, institute State the grating fringe that liquid crystal slit grating generation extends in a first direction.
4. bore hole 3D display device according to claim 1 it is characterised in that described electrode layer include first electrode layer with And the second electrode lay, described first electrode layer is arranged at the described first smooth gate substrate one relative with the described second smooth gate substrate Side, described the second electrode lay is arranged at the described second smooth gate substrate side relative with the described first smooth gate substrate, and described first Electrode layer and described the second electrode lay all include multiple interval settings and strip electrode parallel to each other, described first electrode layer The bearing of trend of strip electrode parallel with described first direction, the bearing of trend of the strip electrode of described the second electrode lay and institute Stating first direction is in default angle.
5. bore hole 3D display device according to claim 4 is it is characterised in that described first electrode layer includes N row bar shaped Electrode, the odd-numbered line strip electrode of described first electrode layer is electrically connected with each other, the even number line bar shaped electricity of described first electrode layer Pole is electrically connected with each other, and described the second electrode lay includes N row strip electrode, the odd column strip electrode phase of described the second electrode lay Mutually it is electrically connected with, the even column strip electrode of described the second electrode lay is electrically connected with mutually.
6. bore hole 3D display device according to claim 4 is it is characterised in that under the first control model, and described second The odd column of electrode layer or even column strip electrode produce voltage difference, described first electrode layer with the strip electrode of first electrode layer The strip electrode of generation voltage difference of strip electrode and the second electrode lay outside strip electrode no-voltage poor, described liquid crystal is narrow Seam grating is produced along the grating fringe being extended in default angle direction with described first direction；Under the second control model, described The strip electrode generation voltage difference of the strip electrode of the odd-numbered line of first electrode layer or even number line and the second electrode lay, described second The strip electrode of electrode layer is poor with the strip electrode no-voltage outside the strip electrode of generation voltage difference of first electrode layer, described Liquid crystal slit grating produces the grating fringe extending along described first direction.
7. bore hole 3D display device according to claim 1 it is characterised in that described electrode layer include first electrode layer with And the second electrode lay, described first electrode layer is arranged at the described first smooth gate substrate one relative with the described second smooth gate substrate Side, described the second electrode lay is arranged at the described second smooth gate substrate side relative with the described first smooth gate substrate, and described first Electrode layer and described the second electrode lay include multiple parallelogram electrodes, and described parallelogram electrode is non-rectangle electricity Pole, the wherein both sides of the parallelogram electrode of described first electrode layer and described the second electrode lay are put down with described first direction OK, the other both sides of described first electrode layer and described the second electrode lay and first direction are in default angle.
8. bore hole 3D display device according to claim 7 it is characterised in that described first electrode layer to include N row parallel Tetragon electrode, often row electrode include multiple parallelogram electrodes, the parallelogram of the odd-numbered line of described first electrode layer Electrode is electrically connected with mutually, and the parallelogram electrode of the even number line of described first electrode layer is electrically connected with mutually, and described second Electrode layer includes N row electrode, and each column electrode includes multiple parallelogram electrodes, the odd column of described the second electrode lay parallel Tetragon electrode is electrically connected with mutually, and the parallelogram electrode of the even column of described the second electrode lay is electrically connected with mutually.
9. bore hole 3D display device according to claim 8 is it is characterised in that under the first control model, and described second The parallelogram electrode of the odd column of electrode layer or even column produces voltage difference with the parallelogram electrode of first electrode layer, Outside the parallelogram electrode of the parallelogram electrode of described first electrode layer and the generation voltage difference of the second electrode lay Parallelogram electrode no-voltage is poor, and described liquid crystal slit grating produces and extends in default angle direction along with described first direction Grating fringe；Under the second control model, the parallelogram electrode of the odd-numbered line of described first electrode layer or even number line with The parallelogram electrode of the second electrode lay produces voltage difference, the parallelogram electrode of described the second electrode lay and first electrode Parallelogram electrode no-voltage outside the parallelogram electrode of generation voltage difference of layer is poor, described bore hole 3D display device Produce the grating fringe extending along described first direction.
10. a kind of control method, is applied to bore hole 3D display device it is characterised in that described bore hole 3D display device includes 2D Display unit and liquid crystal slit grating, described 2D display unit includes pel array, each pixel in described pel array Including the sub-pixel of the multiple different colours being arranged alternately in the first direction, described liquid crystal slit grating is arranged at described 2D and shows The display surface side of unit is simultaneously relative with the display surface of described 2D display unit, and described liquid crystal slit grating includes stacking gradually and sets The first grating polaroid, the first smooth gate substrate, liquid crystal layer and the second smooth gate substrate put, wherein, described first smooth gate substrate With the second smooth gate substrate be additionally provided with electrode layer, methods described includes：Under the first control model, described electrode layer makes described Liquid crystal slit grating produces along the grating fringe with described first direction being in the extension of default angle direction；In the second control model Under, described electrode layer makes described liquid crystal slit grating produce the grating fringe extending along described first direction.
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