CN202748540U - 3D display apparatus - Google Patents
3D display apparatus Download PDFInfo
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- CN202748540U CN202748540U CN2012204462311U CN201220446231U CN202748540U CN 202748540 U CN202748540 U CN 202748540U CN 2012204462311 U CN2012204462311 U CN 2012204462311U CN 201220446231 U CN201220446231 U CN 201220446231U CN 202748540 U CN202748540 U CN 202748540U
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Abstract
The utility model provides a 3D display apparatus, comprising a display substrate, an array substrate and a liquid crystal layer located between the display substrate and an array substrate, wherein the display substrate comprises a first substrate, a phase delay layer and a first Polaroid, wherein the phase delay layer is arranged on the surface of the light incoming side of the substrate, the phase delay layer comprises a plurality of phase delay stripes and a plurality of black matrixes which are all periodically arranged in parallel, between any two adjacent phase delay layer stripes and at the periphery of the whole phase delay layer stripes there are provided the black matrixes, the first polaroid is arranged on the surface of the light incoming side of the phase delay layer, the phase delay layer stripes comprise a light orientation layer and a liquid crystal molecular film, the light orientation layer is arranged on the surface of the light incoming side of the substrate, and the liquid crystal molecular layer is arranged in a space formed by the light orientation layer and the black matrixes. The 3D display apparatus enables the angle of visibility range of the 3D effect not to be influenced by the thickness of the first substrate, thereby enabling the 3D effect of the display apparatus to reach an approximate full angle of visibility range effect.
Description
Technical field
The utility model relates to the display technique field, particularly a kind of 3D display device.
Background technology
Along with the continuous progress of three-dimensional (hereinafter to be referred as 3D) display technique, 3D imaging technique FPR(Film-type Patterned Retarder of new generation) the 3D technology uses and gives birth to.The FPR3D technology is that the 3D picture is decomposed into left and right two pictures independently by the phase delay layer above the display, by polarization type 3D glasses the brain that picture reacts to the people is formed the 3D image again.
In present FPR3D liquid crystal indicator, as shown in Figure 1, be existing FPR3D liquid crystal indicator part-structure and imaging schematic diagram, phase delay (pattern retarder) layer 3 that periodic arrangement arranges is arranged on the outside of glass substrate 2, namely be arranged on the outside of liquid crystal cell, black matrix (black matrix) 1 is arranged on the inboard of glass substrate 2.The horizontal direction periodic phase retardation layer of liquid crystal indicator be provided with alternately right avertence light zone and left avertence light regional, throw respectively corresponding right eye to these zones with image and left eye image.Adopt the rotatory polarization optical filter at glasses, make right eye can see different images with left eye.The advantages such as the FPR3D technology is low because of its cost, flicker free, glasses are lightweight become 3D and show one of most important technology in field.
Yet, studies show that, the 3D effect visible angle of FPR is subjected to the thickness of black matrix 1 and the impact of thickness of glass substrate.The zone that triangle below being positioned among Fig. 1 covers is for seeing the zone of 3D effect.The width of the length of leg-of-mutton minor face a and black matrix 1 relation in direct ratio, that is, the width of black matrix 1 is thicker, and the length of leg-of-mutton minor face a is longer, and θ is larger for the 3D effect visible angle.Yet the width of black matrix 1 can not infinitely increase.Therefore, in actual use, the width of black matrix 1 is substantially fixing, and namely the length of leg-of-mutton minor face a is fixed.Leg-of-mutton long limit b and thickness of glass are proportional, and namely thickness of glass is thicker, and leg-of-mutton long limit b is longer, and θ is less for the 3D effect visible angle.Be the 0.7T(millimeter for present comparatively general thickness) glass substrate for, the 3D effect visible angle θ of FPR only is that 3D effect is unsatisfactory about ± 10 °.
The utility model content
The technical problems to be solved in the utility model is exactly for the defects that exists in the prior art, and a kind of 3D display device is provided, and it can obtain the 3D effect in the approximate full angular field of view.
The technical scheme that adopts that solves the problems of the technologies described above provides a kind of 3D display device, comprise display base plate, array base palte and the liquid crystal layer between described display base plate and array base palte, described display base plate comprises first substrate, phase delay layer, the first polaroid and the first oriented layer, described phase delay layer is arranged on the inside surface of described first substrate, phase delay layer striped and many black matrixes that described phase delay layer comprises many periodic arrangement and is parallel to each other, between any two adjacent described phase delay layer stripeds and the periphery of whole described phase delay layer striped described black matrix is set, described the first polaroid is arranged on the inside surface of described phase delay layer, and described the first oriented layer is positioned at the inside surface of described the first polaroid;
Described phase delay layer striped comprises light oriented layer and layer of liquid crystal molecule, and described smooth oriented layer is arranged on the inside surface of described first substrate, and described layer of liquid crystal molecule is arranged in the space of described smooth oriented layer and described black matrix formation;
Described array base palte comprises second substrate, color film and the second polaroid, and described color film is arranged on the inside surface of described second substrate, and described the second polaroid is arranged on the outside surface of described second substrate.
Wherein, the orientation of the described smooth oriented layer of arbitrary neighborhood two row is respectively 45 ° and-45 °.
Wherein, the thickness of described black matrix is 0.96～1.56 μ m.
Wherein, the thickness of described black matrix is 1.4 μ m.
Wherein, described the first polaroid is Triafol T layer and the polyvinyl alcohol layer that fits together, be Triafol T layer, polyvinyl alcohol layer and the Triafol T layer that fits together perhaps, and described Triafol T layer is adjacent with described phase delay layer.
The utlity model has following beneficial effect:
The 3D display device that the utility model provides comprises display base plate, array base palte and the liquid crystal layer between described display base plate and array base palte, display base plate comprises first substrate, phase delay layer, the first polaroid and the first oriented layer, phase delay layer is arranged on the inside surface of described first substrate, be about to phase delay layer and be arranged on liquid crystal cell inside, phase delay layer striped and many black matrixes that described phase delay layer comprises many periodic arrangement and is parallel to each other, between any two adjacent described phase delay layer stripeds and the periphery of whole described phase delay layer striped described black matrix is set, so that the light of display device emission shines directly into phase delay layer without first substrate, make the thickness of first substrate no longer affect the angle of visibility scope of 3D effect, namely shortened the length on leg-of-mutton long limit shown in Figure 1, thereby increased the angular field of view of display device, and made that the 3D effect of 3D display device is approximate to reach full angular field of view.
Description of drawings
Fig. 1 is part-structure and the imaging schematic diagram of existing FPR3D liquid crystal indicator;
Fig. 2 is the structural representation of the utility model embodiment 3D display device;
Fig. 3 is the visual range schematic diagram of the 3D effect of the utility model embodiment 3D display device;
Fig. 4 is the method for making process flow diagram of the utility model embodiment display base plate.
Embodiment
For making those skilled in the art understand better the technical solution of the utility model, below in conjunction with accompanying drawing the 3D display device that the utility model provides is described in detail.
Fig. 2 is the structural representation of the utility model embodiment 3D display device.As shown in Figure 2, the 3D display device comprises display base plate 21 and array base palte 22, and 22 pairs of box-likes of display base plate 21 and array base palte are integral, and are filled with liquid crystal layer 23 between display base plate 21 and array base palte 22.
The display base plate 21 that the present embodiment provides comprises first substrate 211, phase delay layer 213 ' the first polaroids 214 and the first oriented layer 215.Wherein, the inside surface of phase delay layer 213 ' be arranged on first substrate 211 surface of liquid crystal side (namely near), the first polaroid 214 be arranged on phase delay layer 213 ' inside surface.
It is to be noted, here the inside surface of indication all refers near array base palte 22(or liquid crystal with that hereinafter mention and the inside surfaces relevant parts of display base plate) surface of a side, that hereinafter mention all refer near display base plate 21(or liquid crystal with the inside surfaces relevant parts of array base palte) surface of a side.
Phase delay layer striped 213 and many black matrixes 212 of phase delay layer 213 ' comprise many periodic arrangement and be parallel to each other.Between any two the adjacent phase delay layer stripeds 213 of the inside surface of first substrate 211 and the periphery of whole phase delay layer striped 213 black matrix 212 is set, black matrix 212 is used for blocking its left side and the right side phase differential postpones the light that striped 213 is launched, avoid left eye figure light to inject beholder's right eye, and avoid eye image light to inject beholder's left eye and cause crosstalking.The thickness of black matrix 212 is 0.96～1.56 μ m, and preferred 1.4 μ m so that black matrix neither affects the absorption to the liquid crystal cell light leak, can make again the desirable phase delay of phase delay layer 213 ' reach.
In the present embodiment, phase delay layer striped 213 comprises light oriented layer 213a and layer of liquid crystal molecule 213b.Wherein, light oriented layer 213a is arranged on the inside surface of first substrate 211, and layer of liquid crystal molecule 213b is arranged in the space of light oriented layer 213a and 212 formation of black matrix.The direction of the light oriented layer 213a that any two row are adjacent is respectively 45 ° and-45 °.
Light oriented layer 213a adopts the polyimide that is added with photoreactive groups to make, and photoreactive groups is used for the light orientation, and it can be the photoreactive groups such as cinnamate group or azo group.
The first polaroid 214 be arranged on phase delay layer 213 ' inside surface, in other words, with phase delay layer 213 ' be arranged between first substrate 211 and the first polaroid 214.
The first polaroid 214 comprises applying (stacked) Triafol T layer 214a and polyvinyl alcohol (PVA) (polyvinyl alcohol is referred to as PVA) layer 214b together.The first polaroid 214 is fitted (stacked) phase delay layer 213 ' inside surface the time, make Triafol T layer 214a and phase delay layer 213 ' adjacent.The first polaroid 214 can also be fit successively Triafol T layer, polyvinyl alcohol layer and the Triafol T layer of (or stacked), be about to Triafol T layer, polyvinyl alcohol layer and Triafol T layer fit successively (or stacked) form the first polaroid 214 together.
The first oriented layer 215 is arranged on the inside surface of the first polaroid 214.
In the present embodiment, array base palte 22 comprises pixel cell (not shown), grid line (not shown) and the data line (not shown) of second substrate 221, color film 222, the second oriented layer 223, array arrangement, wherein, color film 222 is arranged on second substrate 221 inside surfaces, and the second oriented layer 223 is arranged on the inside surface of color film 222.
Also be provided with the second polaroid (not shown) in the outside of second substrate 221.First substrate 211 and second substrate 221 can be applicable to the transparency carrier of display device for glass substrate or other, such as plastics, resin or quartz.
The visual range schematic diagram of the 3D effect of the 3D display device that Fig. 3 provides for the utility model embodiment.As shown in Figure 3, the approximate full angular field of view of the 3D effect visual range of the 3D display device that provides of the utility model embodiment.
The 3D display device that the present embodiment provides comprises display base plate, array base palte and the liquid crystal layer between described display base plate and array base palte, display base plate comprises first substrate, phase delay layer, the first polaroid and the first oriented layer, phase delay layer is arranged on the inside surface of described first substrate, be about to phase delay layer and be arranged on liquid crystal cell inside, phase delay layer striped and many black matrixes that described phase delay layer comprises many periodic arrangement and is parallel to each other, between any two adjacent described phase delay layer stripeds and the periphery of whole described phase delay layer striped described black matrix is set, so that the light of display device emission shines directly into phase delay layer without first substrate, make the thickness of glass substrate no longer affect the angle of visibility scope of 3D effect, namely shortened the length on leg-of-mutton long limit shown in Figure 1, thereby increased the angular field of view of display device, and made the approximate full angular field of view of 3D effect of display device.
Above-mentioned 3D display device forms in the following manner.The 3D display device mainly comprises display base plate and array base palte, and accordingly, the making of 3D display device mainly comprises the making of display base plate and the making of array base palte.Fig. 4 is the process flow diagram of the method for making of the utility model embodiment display base plate.As described in Figure 4, the making step of display base plate comprises:
Step S1 provides first substrate.
First substrate can be glass substrate, also can select other transparent substrates such as plastics, resin or quartz.
Step S2 by composition technique, forms black matrix at the inside surface of first substrate.
In step S2, black matrix can form in the following manner, namely, inside surface at first substrate applies the resin bed that one deck is mixed with carbon black, the thickness that is mixed with the resin bed of carbon black is 0.96～1.56 μ m, and then preferred 1.4 μ m form black matrix by mask, exposure, development, etching.Certainly, black matrix can also be by printing or the mode such as serigraphy form.
Step S3 makes the phase delay layer striped at the inside surface of first substrate and the zone that is not formed with black matrix.
In the present embodiment, the phase delay layer striped comprises light oriented layer and layer of liquid crystal molecule, and therefore, step S3 comprises:
Step S31, at the inside surface of first substrate and the zone that forms black matrix apply or the deposition photosensitive material layer.
The present embodiment can pass through the modes such as coating or deposition at the inside surface of first substrate and form the zone of deceiving matrix to form photosensitive material layer.Photosensitive material layer can adopt ultraviolet curable resin to form.
Step S32 forms the light oriented layer with linear polarization UV-irradiation photosensitive material layer, and makes the difference of the adjacent described smooth oriented layer orientation of any two row.
In step S32, with shadow shield odd-numbered line light oriented layer region to be blocked first, expose in dual numbers row light oriented layer region; With shadow shield even number line light oriented layer region is blocked again, exposed in odd-numbered line light oriented layer region, thereby make adjacent two row light oriented layer form different orientation.
In the present embodiment, the orientation of the light oriented layer that any two row are adjacent is different, as the orientation of the adjacent light oriented layer of any two row can be respectively 45 ° with-45 °.
The present embodiment can also form the light oriented layer in the following manner, that is, with shadow shield even number line light oriented layer region is blocked first, is exposed in odd-numbered line light oriented layer region; With shadow shield odd-numbered line light oriented layer region being blocked, exposes in dual numbers row light oriented layer region again, thereby makes adjacent two row light oriented layer form different orientation.
Certainly, the present embodiment can also utilize polarized ultraviolet to shine line by line the light oriented layer, so that adjacent two row light oriented layer form different orientation.
Step S4 forms layer of liquid crystal molecule in the space of light oriented layer and the formation of black matrix.
In step S4, liquid crystal molecule is dropped in the space of light oriented layer and the formation of black matrix, because the light oriented layer, liquid crystal molecule is arranged in the light oriented layer in such a way, that is the orientation of the layer of liquid crystal molecule that, any two row are adjacent is respectively 45 ° and-45 °.
By above-mentioned steps, the phase delay layer striped that light oriented layer and layer of liquid crystal molecule have formed periodic arrangement and be parallel to each other, and also black matrix and phase delay layer striped have consisted of the phase delay layer of the present embodiment.
Step S5 arranges the first polaroid at the inside surface of phase delay layer.
In the present embodiment, the first polaroid 214 comprises applying (stacked) Triafol T layer and polyvinyl alcohol layer together; Perhaps, the Triafol T layer, polyvinyl alcohol layer and the Triafol T layer that comprise fit successively (or stacked).
Step S5 specifically comprises:
Step S51 forms the first polaroid.
Triafol T layer and polyvinyl alcohol layer are provided, Triafol T layer and polyvinyl alcohol layer are fit together, form the first polaroid; Perhaps, successively Triafol T layer, polyvinyl alcohol layer and Triafol T laminating are combined, form another kind of the first polaroid.
Step S52 is attached to the first polaroid the inside surface of phase delay layer.
The first polaroid is attached to the inside surface of phase delay layer, and makes the Triafol T layer adjacent with phase delay layer.
Step S5 can also form by following steps:
Step S51 ' is with the inside surface of Triafol T laminating in phase delay layer;
Step S52 ' is attached to polyvinyl alcohol layer on the surface of Triafol T layer, thereby forms the first polaroid at the inside surface of phase delay layer.Be understood that, the first polaroid comprises Triafol T layer and polyvinyl alcohol layer.
Perhaps, according to the difference of the first polaroid structure, at step S52 ' afterwards, also comprise:
Step S53 ', with the surface of Triafol T laminating at polyvinyl alcohol layer, the first polaroid of formation comprises successively stacked Triafol T layer, polyvinyl alcohol layer and Triafol T layer.
In the present embodiment, can also comprise:
Step S6 makes the first oriented layer at the inside surface of the first polaroid.
The present embodiment, the first oriented layer adopt polyimide or other material that can be orientated to make, and it is carried out friction orientation, thereby form the first oriented layer.
Form display base plate by step S1 to step S6.
Making step and the prior art of array base palte are identical, do not repeat them here.
At last, array base palte and display base plate to box, and are formed liquid crystal layer between array base palte and display base plate, this step is same as the prior art, and therefore not to repeat here.
Can form the 3D display device by above-mentioned method for making, and because phase delay layer is arranged on the inside surface of described first substrate, be about to the inside that phase delay layer is arranged on liquid crystal cell, so that the 3D effect angle of visibility scope of 3D display device no longer is subjected to the impact of first substrate thickness, thereby make the 3D effect of display device be similar to full angular field of view.
Be understandable that, above embodiment only is the illustrative embodiments that adopts for principle of the present utility model is described, yet the utility model is not limited to this.For those skilled in the art, in the situation that do not break away from spirit of the present utility model and essence, can make various modification and improvement, these modification and improvement also are considered as protection domain of the present utility model.
Claims (5)
1. 3D display device, comprise display base plate, array base palte and the liquid crystal layer between described display base plate and array base palte, it is characterized in that, described display base plate comprises first substrate, phase delay layer, the first polaroid and the first oriented layer, described phase delay layer is arranged on the inside surface of described first substrate, phase delay layer striped and many black matrixes that described phase delay layer comprises many periodic arrangement and is parallel to each other, between any two adjacent described phase delay layer stripeds and the periphery of whole described phase delay layer striped described black matrix is set, described the first polaroid is arranged on the inside surface of described phase delay layer, and described the first oriented layer is positioned at the inside surface of described the first polaroid;
Described phase delay layer striped comprises light oriented layer and layer of liquid crystal molecule, and described smooth oriented layer is arranged on the inside surface of described first substrate, and described layer of liquid crystal molecule is arranged in the space of described smooth oriented layer and described black matrix formation;
Described array base palte comprises second substrate, color film and the second polaroid, and described color film is arranged on the inside surface of described second substrate, and described the second polaroid is arranged on the outside surface of described second substrate.
2. 3D display device according to claim 1 is characterized in that, the orientation of the described smooth oriented layer of arbitrary neighborhood two row is respectively 45 ° and-45 °.
3. 3D display device according to claim 1 is characterized in that, the thickness of described black matrix is 0.96～1.56 μ m.
4. 3D display device according to claim 3 is characterized in that, the thickness of described black matrix is 1.4 μ m.
5. 3D display device according to claim 1, it is characterized in that, described the first polaroid is Triafol T layer and the polyvinyl alcohol layer that fits together, be Triafol T layer, polyvinyl alcohol layer and the Triafol T layer that fits together perhaps, and described Triafol T layer is adjacent with described phase delay layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204462311U CN202748540U (en) | 2012-09-03 | 2012-09-03 | 3D display apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204462311U CN202748540U (en) | 2012-09-03 | 2012-09-03 | 3D display apparatus |
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| CN202748540U true CN202748540U (en) | 2013-02-20 |
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| CN2012204462311U Expired - Lifetime CN202748540U (en) | 2012-09-03 | 2012-09-03 | 3D display apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830546A (en) * | 2012-09-03 | 2012-12-19 | 京东方科技集团股份有限公司 | 3D display device and production method thereof |
| WO2015100924A1 (en) * | 2013-12-30 | 2015-07-09 | 京东方科技集团股份有限公司 | Stereoscopic display |
| WO2018205998A1 (en) * | 2017-05-12 | 2018-11-15 | 京东方科技集团股份有限公司 | Phase film substrate and method for manufacturing same, and display apparatus |
| WO2019174342A1 (en) * | 2018-03-15 | 2019-09-19 | Boe Technology Group Co., Ltd. | 3d display apparatus |
-
2012
- 2012-09-03 CN CN2012204462311U patent/CN202748540U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830546A (en) * | 2012-09-03 | 2012-12-19 | 京东方科技集团股份有限公司 | 3D display device and production method thereof |
| CN102830546B (en) * | 2012-09-03 | 2015-11-25 | 京东方科技集团股份有限公司 | 3D display device and preparation method thereof |
| WO2015100924A1 (en) * | 2013-12-30 | 2015-07-09 | 京东方科技集团股份有限公司 | Stereoscopic display |
| US9958688B2 (en) | 2013-12-30 | 2018-05-01 | Boe Technology Group Co., Ltd. | Stereoscopic display |
| WO2018205998A1 (en) * | 2017-05-12 | 2018-11-15 | 京东方科技集团股份有限公司 | Phase film substrate and method for manufacturing same, and display apparatus |
| US10983397B2 (en) | 2017-05-12 | 2021-04-20 | Boe Technology Group Co., Ltd. | Phase film substrate, manufacturing method thereof, display device |
| WO2019174342A1 (en) * | 2018-03-15 | 2019-09-19 | Boe Technology Group Co., Ltd. | 3d display apparatus |
| US11409159B2 (en) | 2018-03-15 | 2022-08-09 | Boe Technology Group Co., Ltd. | 3D display apparatus |
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Granted publication date: 20130220 |