CN103777398B - Stereoscopic image display device - Google Patents
Stereoscopic image display device Download PDFInfo
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- CN103777398B CN103777398B CN201210407111.5A CN201210407111A CN103777398B CN 103777398 B CN103777398 B CN 103777398B CN 201210407111 A CN201210407111 A CN 201210407111A CN 103777398 B CN103777398 B CN 103777398B
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- 239000000758 substrate Substances 0.000 claims description 28
- 239000004973 liquid crystal related substance Substances 0.000 claims description 26
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 6
- 239000003086 colorant Substances 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 238000007639 printing Methods 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 9
- 230000004888 barrier function Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 4
- 208000031481 Pathologic Constriction Diseases 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
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- 230000003287 optical effect Effects 0.000 description 3
- 210000001215 vagina Anatomy 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
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- 230000003247 decreasing effect Effects 0.000 description 1
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- 230000003116 impacting effect Effects 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- 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
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a stereoscopic display device, which comprises a flat panel display device, wherein the flat panel display device comprises a plurality of rows of sub-pixels, the color of each row of color sub-pixels is the same, a first shading part is arranged between the sub-pixels, each sub-pixel is controlled by a TFT, and each sub-pixel is divided into m parts by a second shading part, m is greater than 1, and m is an integer. By dividing each sub-pixel into a plurality of sections using the light shielding section, the pitch of moire fringes is effectively reduced, thereby improving the problem of interference of moire fringes.
Description
Technical field
The present invention relates to field of stereoscopic display, particularly relate to a kind of stereo-picture display dress that can effectively reduce Moire fringe
Put.
Background technology
The ultimate principle of stereo display technique, is the parallax of the right and left eyes utilizing people, display picture is respectively supplied to a left side
The left and right picture of right eye, is mixed into stereoscopic picture plane voluntarily by observer's brain.
Stereo image display device can be divided into eyes fixing upward mirror and bore hole formula, and wherein bore hole formula can be divided into again disparity barrier, post
Shape lens, directivity backlight and multiple screen etc..Introduce the stereo display dress of disparity barrier and biconvex lens technology individually below
Put principle.
Disparity barrier technology
Disparity barrier technology is to add lastblock liquid crystal grating to form stereo display in the above or below of the display of 2D
Optical system, light stopped the disparity map of display in odd, even row pixel as respectively transmitted to people by liquid crystal grating
Images of left and right eyes, more just obtain third dimension through the stereoscopic fusion of the visual centre of people.As it is shown in figure 1,3 d display device includes 2D
Display, described 2D display includes right pixel 102 and left pixel 103, and pixel wide is 105, also sets on this 2D display
Having put the grating 101 of interception, described grating 101 can be provided with longitudinal stripe dark slide.The cycle of described grating is
104, an a cycle corresponding left pixel of described grating and a cycle 104 of a right pixel, i.e. grating are pixel width
Degree 2 times of 105, when people stand in described grating 101 side observe time, by described striped dark slide, above-mentioned right pixel 102
Light can only arrive the right eye of intelligent, the light of left pixel 103 can only arrive left eye.So, by the grating 101 stop handle to light
In odd, even row pixel, the anaglyph of display is transmitted to the images of left and right eyes of people, for being positioned at the observer of picture dead ahead,
Owing to creating visual disparity, result just can obtain stereoscopic vision.
Biconvex lens technology
Lens are set to replace barrier, carry out separate picture by the refraction of lens.As in figure 2 it is shown, biconvex lens technology
3 d display device includes 2D display and is arranged at the lens board 201 before 2D display, and described 2D display includes right pixel
202 and left pixel 203, the width of each pixel is 105.Before 2D display, it is provided with one piece of lens board 201 form
The optical system of stereo display, wherein lens board 201 is to be made up of multiple elongated semicylindrical lens close-packed arrays, each semicircle
The cycle 204 of a post lens corresponding left pixel and a right pixel, the cycle 204 of the most each semicylindrical lens is pixel wide
2 times of 105, the refraction of the rays pass through lens plate 201 of such pixel, right pixel 202 will only arrive right eye, left pixel 203
Only arrive left eye, just the anaglyph of display in odd, even row pixel is transmitted to the images of left and right eyes of people, then standing through visual centre
Body fusion just obtains third dimension.
But, in the prior art, either disparity barrier technology or biconvex lens technology, when optical grating construction or lens are tied
When structure and 2D display cooperatively form stereoscopic display device, all can produce Moire fringe, Moire fringe is a kind of periodicity
The mura repeated, the display that a kind of cycle occurs is uneven.As a example by grating type three-dimensional image display device, Moire fringe is main
Because of being repeated cyclically and grating of black matrix" (Black Matrix, the hereinafter referred to as BM) striped in grating and 2D display
And intersecting and producing between BM.Moire fringe can produce interference to the observation of stereo-picture, may cause nothing time serious
Method sees stereo-picture clearly.
Below in conjunction with accompanying drawing 3, as a example by grating type three-dimensional image display device, principle that Moire fringe produce is discussed in detail
Figure.As it is shown on figure 3, grating type three-dimensional image display device includes:
A plurality of horizontally disposed grating A, and the spacing between each grating A is a；
A plurality of BM striped B, the direction of described a plurality of BM striped can be plural different directions, described each direction
BM striped all produce Moire fringe with the interphase interaction of grating A, and the direction of described Moire fringe is different, whole solid
Different Moire fringes on image display device can be overlapped impacting display effect.First with the BM bar in same direction
As a example by stricture of vagina B, having the spacing between certain angle β, and BM striped B between described a plurality of BM striped B and grating A is b, BM bar
Stricture of vagina spacing b and the ratio k of grating space a.
Because the rule repetition of grating A and BM striped B, then will produce Moire fringe C, the spacing between Moire fringe C
For p, the display effect of Moire fringe C is different with the display effect at spacing p, just the most aobvious to observer's one when observing
Show the visual effect of inequality.
Equally, A, it can be appreciated that the setting direction of lens, due to the rule repetition of lens A and BM striped B, will produce
Raw Moire fringe C, the spacing between Moire fringe C is p, when observing just to the vision that the display of a kind of periodicity of observer is uneven
Effect.
Spacing p of Moire fringe can be calculated by formula one:
Summary of the invention
Inventor finds, with reference to Fig. 3, if spacing p between Moire fringe C is the biggest, then Moire fringe C is to stereo-picture
The interference that produces of observer the biggest, thus cause observer cannot see stereo-picture clearly, but if More's bar can be reduced
Spacing p between stricture of vagina C, is reduced to the unidentified size of human eye by the value of spacing p, then can reduce Moire fringe to observation
Impact.
With reference to Fig. 4, it is that inventor passes through to test and the Changing Pattern of spacing p tested between the Moire fringe C obtained, as
Shown in Fig. 4, when the ratio k of BM fringe spacing from grating/lenticular spacing takes different numerical value, Moire fringe spacing p along with grating/
Lens change with the change of the angle β of BM striped.As shown in Figure 4, Moire fringe spacing p reduces along with the increase of β angle,
When β angle is close to 90 degree, Moire fringe spacing is close to 0；When, under certain β value, Moire fringe spacing p is along with the reduction of k
And reduce.
Based on this, present inventor provides a kind of new stereoscopic display device, can decrease stereo-picture and show
Moire fringe in showing, thus improve stereo-picture display quality.
Specifically, the stereoscopic display device that the present invention provides includes: include a panel display apparatus, and described flat board shows
Showing device comprises multirow sub-pix, and the color of described often row sub-pix is identical, and the first light shielding part being arranged between sub-pix is described
Each sub-pix is controlled by a TFT, and described each sub-pix is m part by the second shading light part, m > 1, and m is whole
Number.
Preferably, described first shading light part is Part I and Part II, the Part I of described first light shielding part
Be arranged on often between row sub-pix, the Part II of described first light shielding part be arranged on often row sub-pix each sub-pix it
Between.
Preferably, the direction of the Part I of described first light shielding part is identical with the line direction of described sub-pix, and described
The angle of the direction of the Part II of one light shielding part and the Part I of described first light shielding part is less than or equal to 90 degree more than 0 degree.
Preferably, the angle of the Part I of the direction of the Part II of described first light shielding part and described first light shielding part
It it is 90 degree.
Preferably, the direction of the Part II being oriented parallel to described first light shielding part of described second light shielding part.
Preferably, the shape of m the part that described each sub-pix is divided into is the most identical.
Preferably, the Part II of described first light shielding part is identical with the material of described second light shielding part.
Preferably, described first light shielding part and the second light shielding part are black matrix".
Preferably, the Part I of described first light shielding part is black matrix", the Part II of described first light shielding part and
Described second light shielding part is metal.
Preferably, described panel display apparatus also includes TFT substrate, and described metal is by the data wire with described TFT substrate
Layer or scan line layer prepare with the metal of layer.
Preferably, described metal is the alloy of Al, Mo or Al and Mo.
Preferably, the Part II of described first light shielding part is identical with described second light shielding part width.
Preferably, described panel display apparatus is LCD or OLED.
Preferably, described panel display apparatus is FFS type liquid crystal indicator or states IPS type liquid crystal indicator.
Preferably, in described FFS type liquid crystal indicator or IPS type liquid crystal indicator, each sub-pix is by farmland line
Being divided into multiple farmland, described second light shielding part and farmland line overlap setting on printing opacity direction.
Preferably, each sub-pix is divided into multiple farmland by farmland line, and the second light shielding part is formed by farmland line.
Preferably, described stereoscopic display device also includes that grating, the cycle of described grating are each described sub-pix
Along X times of line direction width, X is natural number, and X is more than or equal to 2.
Preferably, described stereoscopic display device also includes that lens, the cycle of described lens are each described sub-pix
Along Y times of line direction width, Y is natural number, and Y is more than or equal to 2.
Preferably, described sub-pix is colored sub-pix, comprises the sub-pix of tri-kinds of colors of R, G, B.20, such as claim
Stereoscopic display device described in 1, it is characterised in that described sub-pix is black and white sub-pix, comprises two kinds of colors black, white
Sub-pix.
Compared with prior art, the invention have the advantages that
In above-mentioned stereoscopic display device, it is several parts that each sub-pix is blocked part, and these portions
Divide and controlled by same TFT, it is possible to obtain reduce the display effect of Moire fringe.
Accompanying drawing explanation
Fig. 1 is disparity barrier technology 3 d display device fundamental diagram；
Fig. 2 is biconvex lens technology 3 d display device fundamental diagram；
Fig. 3 is the schematic diagram that in stereoscopic display device, Moire fringe produces；
Fig. 4 is when k is parameter, the curve that Moire fringe spacing reduces along with grating and the increase of the angle of BM striped
Figure；
Fig. 5 is the pixel design diagram in the 3 d display device of first embodiment of the invention；
Fig. 6 is the top view of the CF substrate of first embodiment of the invention；
The top view of the lens board of Fig. 7 first embodiment of the invention；
Fig. 8 be the lens cycle different from the ratio n of BM spacing time Moire fringe spacing p simulation drawing.
Fig. 9 is the top view of one sub-pix of second embodiment of the invention.
Figure 10 is the farmland line that panel display apparatus is FFS liquid crystal indicator of the present invention and showing of the second light shielding part coincidence
It is intended to.
Detailed description of the invention
Understandable, below in conjunction with the accompanying drawings to the present invention for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from
Detailed description of the invention be described in detail.
Embodiment one:
As it is shown in figure 5, what it drew is the pixel design diagram of 3 d display device of one embodiment of the invention.
Described 3 d display device includes what a panel display apparatus, described panel display apparatus included being oppositely arranged
TFT (Thin Film Transistor) substrate 501 and CF (Color Filter) substrate 502, and it is arranged on described TFT base
Liquid crystal (not shown) between plate 501 and CF substrate 502.
For TFT substrate, described TFT substrate 501 is provided with multi-strip scanning line 503 and a plurality of data lines 504, institute
State multi-strip scanning line 503 and a plurality of data lines 504 setting that intersects limits multiple sub-pix 505, make in the present embodiment
For signal, merely illustrate 6 sub-pixs 505 becoming three row two row arrangements.Described each sub-pix 505 is by a TFT switch unit
Part 506 controls, and each described TFT switch element 506 comprises grid, source electrode and drain electrode.Grid material typically uses alloy, such as aluminum
Or the alloy of molybdenum, source electrode and drain material are typically chosen metallic aluminium or metal molybdenum.Each described sub-pix also includes pixel electrode
507, described pixel electrode 507 is connected with the drain electrode of described TFT switch element 506.Described scan line 503 is opened with described TFT
The grid closing element 506 is connected, and described data wire 504 is connected with the source electrode of described TFT switch element 506.Described pixel electricity
Pole 507 is typically made up of the transparency electrode such as tin indium oxide or zinc oxide.
For CF substrate 502, described CF substrate comprises multiple with what the sub-pix 505 in TFT substrate 501 was correspondingly arranged
Sub-pix, as a example by described sub-pix is for colored sub-pix, in multiple described colored sub-pixs, the sub-pix arrangement of same color
Embarking on journey, the sub-pix of different colours arranges in column.As it is shown in figure 5, in the present embodiment as signal, on CF substrate 502 only
Show that 6 also become three row two row arrangement and the sub-pixs corresponding with 6 sub-pixs 505 in TFT substrate 501.The first row is sub-
Pixel is B (Blue, blue) sub-pix, and the second row sub-pix is G (Green, green) sub-pix, and the third line sub-pix is R
(Red, red) sub-pix, three the most adjacent B, G, R sub-pixs one pixels of composition, three B of defined herein first row,
G, R sub-pix composition for left pixel 508a, three B, G, R sub-pixs compositions of secondary series for right pixel 508b.
Referring next to Fig. 5, between described sub-pix and sub-pix, it is provided with the first light shielding part, described first light shielding part bag
Include and be arranged on the first light shielding part Part I 509a often gone between described sub-pix, specifically, at the first row B sub-pix and
Be provided with the first light shielding part Part I 509a between two row G sub-pixs, the second row G sub-pix and the third line R sub-pix it
Between be also equipped with the first light shielding part Part I 509a；It is provided with the first light shielding part between each sub-pix of often row sub-pix
Part II 509b, such as in the first row B sub-pix, is provided with the first light shielding part second between adjacent two B sub-pixs
Divide 509b.Further, described first light shielding part Part I 509a and the first light shielding part Part II 509b is BM striped.
Further, the second light shielding part 510 that each described sub-pix is provided thereon is divided into m part, in this reality
Executing in example, the direction of described second light shielding part 510 is identical, and each described sub-pix is divided into 3 parts (m=3), with reference to Fig. 5,
As first B sub-pix of the first row is divided into 511a, 511b and 511c3 part, and the shape of 3 parts by the second light shielding part 510
Shape is identical with size.Second light shielding part 510 is also that same material is made with BM striped in the present embodiment.
It is the top view of whole CF substrate 502 next referring to Fig. 6, Fig. 6, in the present embodiment, described first light shielding part
The angle of Part I 509a and the first light shielding part Part II 509b is close to 90 degree, and the shape of the most described sub-pix is close to one
Individual square, this is shaped as the conventional shape of sub-pix.Further, described second light shielding part 510 and the first light shielding part Part II
The direction of 509b is identical, i.e. sub-pix 508a and sub-pix 508b is bisected into 3 identical little sides by the second light shielding part 510 respectively
Shape, then, in often row sub-pixel unit, the first light shielding part Part II 509b and the second light shielding part 510 space between all
Being equal, and be equivalent to 1/3 be spaced between adjacent first light shielding part Part II 509b, if assuming, former adjacent first hides
Spacing between light portion Part II 509b is b, then the first light shielding part Part II 509b and the second light shielding part 510 are each other
Be spaced apart b/3.
The 3 d display device that the present embodiment provides can use biconvex lens technology, described 3 d display device also to include
Lens board, refer to the top view that Fig. 5 and Fig. 7, Fig. 7 are lens board, and described lens board is by multiple elongated semicylindrical lenses 512
Close-packed arrays is constituted, and the cycle of each semicylindrical lens 512 is a.
With reference to Fig. 5, it is shown that a cycle of lens board and the corresponding relation of described CF substrate 502, described lens board sets
Putting before described CF substrate 502, the most described lens board is towards observer side, after CF substrate 502 is positioned at lens board 512
Face.Cycle a correspondence Y the sub-pix of each described semicylindrical lens 512, the most each described cycle a is that each sub-pix is along row
Direction on Y times of width, wherein Y is the natural number more than 2, and in the present embodiment, the value of described Y is 2, the most described semicolumn
Two sub-pixs on the corresponding CF substrate 502 of lens 512, specially one left pixel 508a and right pixel 508b.Reference
The direction of Fig. 5, Fig. 6 and Fig. 7, the direction of described elongated semicylindrical lens 512 and described first light shielding part Part I 509a
Between angle be 90 degree.
In conjunction with formula one and Fig. 4 it can be seen that work as described semicylindrical lens 512 and the first light shielding part Part I 509a
When angle is 90 degree, no matter which kind of relation the cycle a of the first light shielding part Part I 509a spacing and semicylindrical lens 512 is
Time, the spacing p value of Moire fringe all levels off to 0, owing to when spacing p of Moire fringe is less than 200 μm, human eye cannot be differentiated
Out, so described semicylindrical lens 512 is negligible with the Moire fringe that the first light shielding part Part I 509a is formed.
Referring next to Fig. 5, Fig. 6 and Fig. 7, fail in exam with described first shading in the direction of described elongated semicylindrical lens 512
The angle of two parts 509b is 0 degree.
As it has been described above, the spacing in the direction parallel with semicylindrical lens 512, between the first light shielding part Part II 509b
For b, two sub-pixs on a corresponding CF substrate 502 of semicylindrical lens 512, i.e. a is equal to 2b, the first shading not Part II
Ratio k=the b/a=1/2 of the cycle a of spacing b of 509b and semicylindrical lens 512.Can be seen that from accompanying drawing 4, now Moire fringe
Spacing P be about 3 to 4mm, i.e. 3000 μm to 4000 μm, human eye can feel that when observing obvious light and shade is uneven.
In the present embodiment, because each sub-pix is provided with the second light shielding part 510, the most each the first adjacent light shielding part second
Part 509b and the second light shielding part 510 space between, and are i.e. on the direction that semicylindrical lens 512 is parallel, adjacent
Spacing between each light shielding part is b/3, and the ratio k of light shielding part and grating space '=(b/3)/a=1/6, i.e. the present embodiment offer
K' is prior art 1/3.According to the rule shown in Fig. 4, the 3 d display device that the present embodiment provides, between Moire fringe
Will be remarkably decreased away from p.
Sub-pix is divided into 3 parts by the most described second light shielding part 510, in other embodiments, sub-
Pixel can also be divided into the part of other quantity by the second light shielding part 510, and the spacing of the most adjacent light shielding part is other values.Fig. 8
When taking different value for the ratio n of lens 512 cycle a Yu the spacing of light shielding part, the simulation drawing of Moire fringe spacing p.In fig. 8,
The lens cycle is fixed value 135 μm, and the span of the spacing of light shielding part is 9.64-135 μm, described n value be respectively 1,2,
3 ... 14, and the angle of the direction of described lens and described second light shielding part 510 is 1 degree, because in product actual production
In, how many times some errors of angle between lens 512 and the second light shielding part 510 light shielding part, it is simulated closer to reality with 1 degree
Border situation.
From figure 8, it is seen that when the ratio n of lens cycle a and the second light shielding part 510 spacing is the biggest, Moire fringe
Spacing is the least.Without when arranging described second light shielding part 510, adjacent light shielding part is the first light shielding part Part II
509b, n are equal to 2, and the spacing of Moire fringe is more than 4000 μm.And in the present embodiment, described second light shielding part 510 is by sub-pix
Being divided into 3 deciles, n value is equal to 6, and Moire fringe spacing is below 2000 μm, thus efficiently reduces the spacing of Moire fringe, bright
The aobvious interference problem improving Moire fringe.
As can be seen from Figure 8, n value is the biggest, and Moire fringe spacing is the least, when between lens cycle a and the second light shielding part 510
Away from ratio n the biggest time, Moire fringe spacing is the least.So in the present invention, multiple second light shielding part 510 can be set, by Asia
Pixel is divided into some, and when divided part is the most, the ratio of described lens cycle a and the second light shielding part 510 spacing will
The biggest, now the spacing of Moire fringe can be the least, and display effect also can be the best.
The 3 d display device for 2 viewpoints that this enforcement one provides, i.e. observer can only stand in the dead ahead in mirror cycle
Just can experience stereoeffect, but, the 3 d display device that the present invention provides can also be the 3 d display device of multiple views,
Observer can experience stereoeffect in multiple angles.Specifically, each described semicylindrical lens cycle can corresponding Y Asia
Pixel, Y is natural number, can be the natural numbers more than 2 such as 3,4,5.The sub-pix number corresponding when the described lens cycle is the most
Time, the spacing being equivalent to the Moire fringe that the lens cycle is formed with the second light shielding part is the least.
In the present embodiment, the material of described second light shielding part 510 and the material phase of the first light shielding part Part II 509b
With and width identical, the material of the i.e. second light shielding part 510 is consistent with the material of BM striped, can make the second light shielding part 510 and
One light shielding part Part II 509b concurrently forms, and identical to the reflectance of light, and display homogeneity is high, thus improves picture
Quality.
It addition, with reference to Fig. 5, described second light shielding part can also arrange in sub-pix 505 on the tft substrate, by described
Sub-pix 505 is m part, specifically, identical with the method for first embodiment, also can reach identical technique effect.When
Time in two light shielding parts settings sub-pix on the tft substrate, described second light shielding part can be metal, and described metal is with described
The data wire 504 of TFT substrate 501 or scan line 503 prepare with the metal of layer, described metal can be Al, Mo or be Al and
The alloy of Mo；Further, described first light shielding part Part II can also be arranged on the tft substrate, material and the second shading
Portion is identical, to improve the homogeneity of display.
3 d display device in the present invention is not limited to above specific embodiment, in other embodiments, it is also possible to
Using disparity barrier technology, described 3 d display device includes grating and plane display panels.Described grating can be arranged
In the above or below of described flat liquid crystal display floater, the cycle of each described grating comprises X sub-pix, the most each described
The cycle of grating is each sub-pix along X times of line direction width, and X is the natural number more than or equal to 2.Described flat liquid crystal shows
Show that the design of flat liquid crystal display floater in the design and implementation example one of panel is identical, be not described in detail.
In embodiments of the invention one, described sub-pix is colored sub-pix, and described colored sub-pix comprises three kinds of face
Color, respectively R sub-pix, G sub-pix, B sub-pix.Further, described colored sub-pix can also comprise R sub-pix, G Asia
Pixel, B sub-pix, white sub-pix, yellow sub-pix.
In embodiments of the invention one, described sub-pix is colored sub-pix.Further, described sub-pix can be
Black and white sub-pix, described black and white sub-pix comprises black sub-pix and the sub-pix of two kinds of colors of white sub-pix.
In sum, by utilizing the second shading light part 510 to be divided into multiple by each described sub-pix 508a and 508b
Part, efficiently reduces the spacing of Moire fringe, it will be apparent that improve the interference problem of Moire fringe.
Embodiment two:
Embodiment two is with the difference of embodiment one, the first light shielding part Part I of each described sub-pix with
The angle of described first light shielding part Part II is less than 90 degree more than 0 degree.
Fig. 9 is the top view of a sub-pix, as it is shown in figure 9, described first light shielding part Part I 801a and sub-pix
The direction of row is identical, and described sub-pix is provided with the second light shielding part 802, and described second light shielding part 802 is by each described sub-picture
Element is divided into part 803a, 803b, 803c that three shapes are identical with size, and described first light shielding part Part II 801b is positioned at
Often between each sub-pix of row sub-pix and parallel with described second light shielding part 802, described first light shielding part Part II
The angle of 801b and described first light shielding part Part I 801a is α, namely the second light shielding part 802 and the first light shielding part first
The angle dividing 801a is that α, α are less than 90 degree more than 0 degree.
From Fig. 3 and Fig. 4, when k value one timing, the spacing of Moire fringe is along with semicylindrical lens and described first shading
The increase of the angle of portion Part II 801b and reduce, i.e. hide with described first along with described first light shielding part Part II 801b
The reduction of the angle of light portion Part I 801a and increase.So, as described first light shielding part Part II 801b and described the
The angle of one light shielding part Part I 801a is reduced to less than 90 degree from 90 degree described in embodiment one, i.e. pixel inclined design
Time, the first light shielding part Part II 801b increases above 0 degree with the angle in lens cycle, and the gap ratio of Moire fringe implements one
The spacing of the Moire fringe spacing during angle the most greatly 0 degree in the first described light shielding part Part II 501b and lens cycle
Little, such that it is able to reduce the interference of Moire fringe.
In sum, when pixel inclined design, the spacing of Moire fringe can be reduced, thus reduce Moire fringe to sight
The interference of the person of examining.
Embodiment three:
In the present embodiment, the panel display apparatus in described 3 d display device is FFS (Fringe Field
Switching, fringe field switching) type liquid crystal indicator or IPS (In Panel Swi tching, in-plane field switchs) type
The embodiment of liquid crystal indicator.Described FFS type liquid crystal indicator or IPS type liquid crystal indicator, its displaying principle is all
It is to drive the pixel electrode of liquid crystal and public electrode to be all located on same substrate, generally TFT substrate, the two pattern
Liquid crystal indicator possesses wider array of display view angle relative to traditional TN (Twisted Nemat ic, twisted-nematic), but
The liquid crystal molecule of the zone line between adjacent pixel electrode and public electrode is not but because possessing clear and definite yawing moment
And produce farmland line, visually from the point of view of be exactly that this region has the bar of irregular colour or the seam of irregular colour, this is also to display
Exert a certain influence.
As shown in Figure 10, its draw be panel display apparatus be farmland line and second shading of FFS type liquid crystal indicator
The schematic diagram that portion overlaps.
Each sub-pix 1005 is controlled by same TFT, and each sub-pix 1005 is divided into m by the second light shielding part 1006
Part, when m is equal to 4, various piece is respectively 1007a, 1007b, 1007c and 1007d.Described FFS liquid crystal indicator is also
Including pixel electrode 1001 and public electrode 1002, described public electrode 1002 arranges multiple hole 1003, described hole 1003
Quantity more than or equal to 1.Then can produce farmland line 1004 between centre and the described Kong Yukong in each described hole 1003.Described
Two light shielding parts 1006 and farmland line 1004 overlap on printing opacity direction.
In the present embodiment, the Chou Xian district of originally FFS is the region that printing opacity is more chaotic, now with the second light shielding part with
The mode that farmland line 1203 overlaps, just can shelter from farmland line 1203, and the impact of picture is also eliminated by farmland line.Permissible
Reach reduce the spacing of Moire fringe and eliminate the effect of farmland line impact simultaneously.
In embodiments of the invention three, described second light shielding part and farmland line are respectively provided with, and weight on printing opacity direction
Close.Further, described second light shielding part can be formed by farmland line.The width of described farmland line is the width of described second light shielding part
Degree.Second light shielding part is i.e. no longer set on CF substrate, utilizes farmland line that described sub-pix is divided into some, thus reach
Reduce the effect of the spacing of Moire fringe.
In embodiments of the invention three, described panel display apparatus can be FFS liquid crystal indicator.Further, institute
Stating panel display apparatus can also be for IPS liquid crystal indicator.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any pro forma restriction.Though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention.Any it is familiar with those skilled in the art
Member, without departing under technical solution of the present invention ambit, may utilize the method for the disclosure above and technology contents to the present invention
Technical scheme makes many possible variations and modification, or is revised as the Equivalent embodiments of equivalent variations.Therefore, every without departing from
The content of technical solution of the present invention, the technical spirit of the foundation present invention is to any simple modification made for any of the above embodiments, equivalent
Change and modification, all still fall within the range of technical solution of the present invention protection.
Claims (17)
1. a stereoscopic display device, it is characterised in that: include that a panel display apparatus, described panel display apparatus comprise
Multirow sub-pix, the color of described sub-pix of often going is identical, the first light shielding part being arranged between sub-pix, each described sub-pix
Controlled by a TFT, and each described sub-pix is m part by the second shading light part, m > 1, and m is integer, described flat
Panel display is FFS type liquid crystal indicator or IPS type liquid crystal indicator, described FFS type liquid crystal indicator or
In IPS type liquid crystal indicator, each sub-pix is divided into multiple farmland by farmland line, and described second light shielding part and farmland line are in printing opacity side
Upwards overlap setting.
2. stereoscopic display device as claimed in claim 1, it is characterised in that described first shading light part is Part I
And Part II, the Part I of described first light shielding part is arranged on often between row sub-pix, the second of described first light shielding part
Part is arranged between each sub-pix of often row sub-pix.
3. stereoscopic display device as claimed in claim 2, it is characterised in that the Part I of described first light shielding part
Direction is identical with the line direction of described sub-pix, the direction of the Part II of described first light shielding part and described first light shielding part
The angle of Part I is less than or equal to 90 degree more than 0 degree.
4. stereoscopic display device as claimed in claim 3, it is characterised in that the Part II of described first light shielding part
The angle of the Part I of direction and described first light shielding part is 90 degree.
5. stereoscopic display device as claimed in claim 2, it is characterised in that being oriented parallel to of described second light shielding part
The direction of the Part II of described first light shielding part.
6. a stereoscopic display device as claimed in claim 1, it is characterised in that the m that each described sub-pix is divided into
The shape of part is the most identical.
7. stereoscopic display device as claimed in claim 1, it is characterised in that the Part II of described first light shielding part with
The material of described second light shielding part is identical.
8. stereoscopic display device as claimed in claim 7, it is characterised in that described first light shielding part and the second light shielding part
It is black matrix".
9. stereoscopic display device as claimed in claim 7, it is characterised in that the Part I of described first light shielding part is
Black matrix", Part II and described second light shielding part of described first light shielding part are metal.
10. stereoscopic display device as claimed in claim 9, it is characterised in that described panel display apparatus also includes TFT
Substrate, described metal is prepared with the metal of layer by the data line layer or scan line layer with described TFT substrate.
11. stereoscopic display devices as claimed in claim 10, it is characterised in that described metal be Al, Mo or Al and
The alloy of Mo.
12. stereoscopic display devices as claimed in claim 2, it is characterised in that the Part II of described first light shielding part
Identical with described second light shielding part width.
13. stereoscopic display devices as claimed in claim 1, it is characterised in that each sub-pix is divided into many by farmland line
Individual farmland, the second light shielding part is formed by farmland line.
14. stereoscopic display devices as claimed in claim 1, it is characterised in that described stereoscopic display device also wraps
Including grating, the cycle of described grating is each described sub-pix along X times of line direction width, and X is natural number, and X is more than
In 2.
15. stereoscopic display devices as claimed in claim 1, it is characterised in that described stereoscopic display device also wraps
Including lens, the cycle of described lens is each described sub-pix along Y times of line direction width, and Y is natural number, and Y is more than
In 2.
16. stereoscopic display devices as claimed in claim 1, it is characterised in that described sub-pix is colored sub-pix, institute
State colored sub-pix including at least R sub-pix, G sub-pix, B sub-pix.
17. stereoscopic display devices as claimed in claim 1, it is characterised in that described sub-pix is black and white sub-pix, institute
State black and white sub-pix and comprise the sub-pix of two kinds of colors black, white.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210407111.5A CN103777398B (en) | 2012-10-23 | 2012-10-23 | Stereoscopic image display device |
| PCT/CN2012/086043 WO2014063411A1 (en) | 2012-10-23 | 2012-12-06 | Stereoscopic image display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210407111.5A CN103777398B (en) | 2012-10-23 | 2012-10-23 | Stereoscopic image display device |
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| CN103777398A CN103777398A (en) | 2014-05-07 |
| CN103777398B true CN103777398B (en) | 2016-12-21 |
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| CN201210407111.5A Active CN103777398B (en) | 2012-10-23 | 2012-10-23 | Stereoscopic image display device |
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| CN (1) | CN103777398B (en) |
| WO (1) | WO2014063411A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678167A (en) * | 2017-10-17 | 2018-02-09 | 京东方科技集团股份有限公司 | 3 d display and display device |
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| CN104049374A (en) * | 2014-07-05 | 2014-09-17 | 福州大学 | LED screen capable of achieving surface light emitting and naked eye three-dimensional display device with LED screen capable of achieving surface light emitting |
| CN104216129B (en) | 2014-09-12 | 2017-08-11 | 上海天马微电子有限公司 | Display panel and display device |
| CN104614793A (en) * | 2014-12-30 | 2015-05-13 | 深圳市亿思达科技集团有限公司 | Optical grating and three-dimensional display device |
| KR102390372B1 (en) * | 2015-06-01 | 2022-04-25 | 삼성전자주식회사 | Spatial light modulator providing improved image quality and holographic display apparatus including the same |
| CN105761558A (en) * | 2016-04-11 | 2016-07-13 | 成都汇盈利智能科技有限公司 | Naked eye 3D teaching tool |
| TWI626475B (en) * | 2016-06-08 | 2018-06-11 | 國立交通大學 | Stereoscopic display screen and stereoscopic display system |
| CN109307946B (en) * | 2017-07-27 | 2020-12-04 | 京东方科技集团股份有限公司 | Display device and preparation method thereof |
| CN107942525B (en) * | 2017-12-22 | 2021-02-02 | 张家港康得新光电材料有限公司 | Display device |
| CN108816300B (en) | 2018-07-02 | 2020-05-01 | 京东方科技集团股份有限公司 | Microfluidic chip, functional device and manufacturing method thereof |
| CN112014978A (en) * | 2019-05-29 | 2020-12-01 | 刁鸿浩 | Naked eye stereoscopic display device |
| CN110596949B (en) * | 2019-10-28 | 2022-08-19 | 京东方科技集团股份有限公司 | Liquid crystal spatial light modulator and three-dimensional display device |
| CN116088193B (en) * | 2022-11-07 | 2024-06-28 | 北京视延科技有限公司 | Display device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103777398A (en) | 2014-05-07 |
| WO2014063411A1 (en) | 2014-05-01 |
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