CN102789097A - Rotatable 3D display - Google Patents
Rotatable 3D display Download PDFInfo
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- CN102789097A CN102789097A CN2011102089162A CN201110208916A CN102789097A CN 102789097 A CN102789097 A CN 102789097A CN 2011102089162 A CN2011102089162 A CN 2011102089162A CN 201110208916 A CN201110208916 A CN 201110208916A CN 102789097 A CN102789097 A CN 102789097A
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 85
- 230000005684 electric field Effects 0.000 claims abstract description 51
- 239000000758 substrate Substances 0.000 claims abstract description 45
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 19
- 239000011787 zinc oxide Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- JAONJTDQXUSBGG-UHFFFAOYSA-N dialuminum;dizinc;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Zn+2].[Zn+2] JAONJTDQXUSBGG-UHFFFAOYSA-N 0.000 claims description 7
- 239000003989 dielectric material Substances 0.000 claims description 6
- 230000001939 inductive effect Effects 0.000 claims description 5
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 claims description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 claims description 3
- 229910001195 gallium oxide Inorganic materials 0.000 claims description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 13
- 239000011521 glass Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 3
- 229910052733 gallium Inorganic materials 0.000 description 3
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical compound [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 2
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- GKWLILHTTGWKLQ-UHFFFAOYSA-N 2,3-dihydrothieno[3,4-b][1,4]dioxine Chemical compound O1CCOC2=CSC=C21 GKWLILHTTGWKLQ-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 229910007541 Zn O Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(iv) oxide Chemical compound O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910000484 niobium oxide Inorganic materials 0.000 description 1
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
- MMKQUGHLEMYQSG-UHFFFAOYSA-N oxygen(2-);praseodymium(3+) Chemical compound [O-2].[O-2].[O-2].[Pr+3].[Pr+3] MMKQUGHLEMYQSG-UHFFFAOYSA-N 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Images
Abstract
The invention discloses a rotatable 3D display, which comprises an upper electrode substrate, a lower electrode substrate and a liquid crystal layer arranged between the upper electrode substrate and the lower electrode substrate. The upper electrode substrate includes a plurality of strip-shaped upper electrodes preferably arranged in parallel, an upper substrate and an upper electrode uniform electric field layer, the strip-shaped upper electrodes are formed on the upper substrate, and the upper electrode uniform electric field layer covers the strip-shaped upper electrodes and the upper substrate. The lower electrode substrate includes a plurality of strip-shaped lower electrodes preferably arranged in parallel, a lower substrate and a lower electrode uniform electric field layer, the strip-shaped lower electrodes are formed on the lower substrate, and the lower electrode uniform electric field layer covers the strip-shaped lower electrodes and the lower substrate. The strip-shaped upper electrodes have the same width, and the strip-shaped lower electrodes also have the same width.
Description
Technical field
The invention relates to a kind of 3D display, particularly relevant for a kind of rotatable 3D display.
Background technology
So-called stereopsis is exactly except the X axle and Y axle on plane, also the tangible degree of depth will be arranged.It is to utilize human images of left and right eyes institute angle slightly different that general institute adopts, and the image that receives has the parallax effect of small size difference, compensates fusion and the stereopsis of formation each other automatically in brain, and under static and mobile situation, all can keep.The image energy of just wanting to let images of left and right eyes see has a little difference.
With present stereopsis technology, can divide into spectacle (stereoscopic) 3D technology and naked looking (auto stereoscopic) 3D technology.Spectacle 3D technical development is with a long history, and early stage 3D three-dimensional film is to utilize mycyscope to present effect.Yet, because the mycyscope technology only can present preferable effect under GTG or dull color background, bright at present few the employing.
The commercialization technology of main flow mainly can be divided 2 kinds at present; It is respectively polaroid glasses formula (polarizing glasses) and shutter glasses (shutter glasses) formula technology; The former cost is lower, so the market employing is comparatively universal, but vertical angle of view and resolution are relatively poor; The latter can solve the ghost problem, but cost is higher.
Yet, could enjoy the 3D stereopsis and still bring the user, suitable inconvenience in any case have on glasses.
Therefore, bore hole 3D The Application of Technology arises, and is used in mostly at present on the small-size screens such as mobile phone, with the 3D image effect that appears.But, the technology of bore hole 3D, though can direct viewing, and no longer need wear polaroid glasses.Yet; The technology of bore hole 3D mainly is the mode of, disparity barrier (barrier type) backlight through directive property or lens pillar (lenticular lens); Let audience's right and left eyes the parallax effect occur, so that let image seem really have certain stereoscopic sensation.
Yet the technology of known bore hole 3D is in case determined the angle presentation of 3D image, the angle that just difficult change shows.Therefore, technology and the improper use of known bore hole 3D usually need change on the portable electronic devices of angles of display.How to change the angle presentation of 3D display, be the direction of display dealer institute develop actively.
Summary of the invention
In view of described in the above-mentioned prior art, because the traditional naked 3D of looking technology and be not easy to change the angle that 3D shows often causes the restriction in the use.Therefore, how can improve the naked 3D of looking image technology effectively, make it change the 3D angles of display, not only can significantly promote the 3D image technology, more can make things convenient for the 3D display to be used in portable electronic devices according to user's demand.
One of the object of the invention provides rotatable 3D display, can change the 3D angles of display according to user's demand.
According to above-described purpose; The present invention discloses a kind of rotatable 3D display; Include a top electrode substrate, once an electrode base board and a liquid crystal layer, be disposed between this top electrode substrate and this bottom electrode substrate, and utilize the angle of liquid crystal in those strip top electrodes or this liquid crystal layer of those strip bottom electrodes control; Make this liquid crystal layer form a liquid crystal lens, to present a 3D image.
The top electrode substrate includes the configuration preferably parallel to each other of a plurality of strip top electrodes, a upper substrate and a top electrode uniform electric field layer, and the strip top electrode is formed at upper substrate, and top electrode uniform electric field layer covers strip top electrode and upper substrate.Wherein the strip top electrode preferably has identical width and identical spacing.
The bottom electrode substrate includes the configuration preferably parallel to each other of a plurality of strip bottom electrodes, an infrabasal plate and a bottom electrode uniform electric field layer, and the strip bottom electrode is formed at infrabasal plate, and bottom electrode uniform electric field layer covers strip bottom electrode and infrabasal plate.Wherein the strip bottom electrode preferably has identical width and identical spacing.
Wherein strip top electrode and strip bottom electrode form a predetermined angle configurations, preferably approximate 90 degree, and be not equal to 90 degree.
Wherein top electrode uniform electric field layer and bottom electrode uniform electric field layer are preferably by a high dielectric material or a highly-resistant material and constitute.For example be utilize specific inductive capacity to constitute, or the highly-resistant material of resistance value between 0.1M Ω to 100M Ω to constitute greater than 5 high dielectric material.
In addition, between top electrode uniform electric field layer and the bottom electrode uniform electric field layer, more to form a both alignment layers more respectively.
Wherein, during the angle of liquid crystal, strip bottom electrode and bottom electrode uniform electric field layer form a common electrode in using strip top electrode control liquid crystal layer, and one of them voltage of strip top electrode approximates the voltage of common electrode.
Wherein, during the angle of liquid crystal, strip top electrode and top electrode uniform electric field layer form a common electrode in using strip bottom electrode control liquid crystal layer, and one of them voltage of strip bottom electrode approximates the voltage of common electrode.
The voltage of common electrode between 0 volt to 1.5 volts, more preferably greater than 0 volt, for example is to be about 1.5 volts preferably.
For example, when using the strip top electrode to control the angle of liquid crystal in the liquid crystal layer, the 3D image can be a horizontal stereopsis, otherwise when using the strip bottom electrode to control the angle of liquid crystal in the liquid crystal layer, the 3D image then can be a longitudinal stereoscopic image.
Above-mentioned upper substrate and infrabasal plate preferably are glass substrate and constitute.And approximate 90 degree of above-mentioned predetermined angle.
Therefore, the rotatable 3D display that the present invention disclosed utilizes liquid crystal 3D lens, can adjust the three-dimensional viewpoin of image according to use angle.For example be, when the user when vertically watching display frame, at this moment, picture forms stereopsis longitudinally.Otherwise, when the user when laterally watching display frame, at this moment, picture forms horizontal stereopsis.The user can watch the image of 3D more easily under different visual format, improve the not shortcoming of malleable view direction of known 3D display effectively.
Description of drawings
For letting above and other objects of the present invention, characteristic, advantage and the embodiment can be more obviously understandable, the explanation of appended accompanying drawing be following:
Fig. 1 is the schematic perspective view of rotatable 3D display of the present invention;
Fig. 2 utilizes the synoptic diagram of bottom electrode control liquid crystal lens for rotatable 3D display of the present invention;
Fig. 3 utilizes the synoptic diagram of top electrode control liquid crystal lens for rotatable 3D display of the present invention;
Fig. 4 laterally shows the synoptic diagram of stereopsis for rotatable 3D display of the present invention;
Fig. 5 vertically shows the synoptic diagram of stereopsis for rotatable 3D display of the present invention;
Fig. 6 is the local size synoptic diagram of rotatable 3D display of the present invention;
Fig. 7 utilizes the circuit diagram of bottom electrode control liquid crystal lens for rotatable 3D display of the present invention; And
Fig. 8 utilizes the circuit diagram of top electrode control liquid crystal lens for rotatable 3D display of the present invention.
[primary clustering symbol description]
Embodiment
The present invention discloses a kind of rotatable 3D display, utilizes the characteristic of liquid crystal adjustable angle, forms required stereopsis, and can present the stereopsis of different directions according to use angle.Below will clearly demonstrate spirit of the present invention, as be familiar with these technological personnel after understanding preferred embodiment of the present invention with accompanying drawing and detailed description, when can be by the technology of teachings of the present invention, change and modification, it does not break away from spirit of the present invention and scope.
Consult Fig. 1, it is the schematic perspective view that illustrates rotatable 3D display of the present invention.Shown in figure, rotatable 3D display of the present invention is to be made up of a top electrode substrate 200 and 100 of electrode base boards once.Wherein, bottom electrode substrate 100 preferably includes an infrabasal plate 110, a strip bottom electrode 120 and a bottom electrode uniform electric field layer 130.Wherein, strip bottom electrode 120 is preferably by a transparency conducting layer and constitutes, and for example is a tin indium oxide (Indium Tin Oxide; ITO) layer, zinc paste (Zinc Oxide; ZnO) layer, indium zinc oxide (Indium Zinc Oxide; IZO) layer, aluminum zinc oxide (Aluminum Zinc Oxide; AZO) layer or gallium oxide zinc (Gallium Zinc Oxide; GZO) layer strip electrode that is constituted.Infrabasal plate 110 then is a lower glass substrate preferably, and it also can be transparent resin substrate, or the infrabasal plate that other transparent material constituted, and it does not all break away from spirit of the present invention and scope.
Identical ground, top electrode substrate 200 preferably include a upper substrate 180, a strip top electrode 170 and a top electrode uniform electric field layer 160.Wherein, strip top electrode 170 preferably also is to be made up of a transparency conducting layer, for example is a tin indium oxide (Indium Tin Oxide; ITO) layer, zinc paste (Zinc Oxide; ZnO) layer, indium zinc oxide (Indium Zinc Oxide; IZO) layer, aluminum zinc oxide (Aluminum Zinc Oxide; AZO) layer or gallium oxide zinc (Gallium Zinc Oxide; GZO) layer strip electrode that is constituted.Upper substrate 180 then is a top glass substrate preferably, and it also can be transparent resin substrate on, or the upper substrate that other transparent material constituted, and it does not all break away from spirit of the present invention and scope.
After top electrode substrate 100 and top electrode substrate 200 make up, the trend of the trend of strip bottom electrode 120 and strip top electrode 170, the angle that formation one is scheduled to.Wherein, this angle is between between 0 degree and 180 degree, and is not equal to 0 degree, 90 degree and 180 degree, and preferably this angle approximate 90 is spent.
In addition, top electrode uniform electric field layer 160 or bottom electrode uniform electric field layer 130 can be to be made up of high dielectric material; So that electric field produces the phenomenon of refraction; So that uniform current potential to be provided, or utilize highly-resistant material to constitute, to form the effect of dividing potential drop; So that uniform current potential to be provided, and then make that the angle of liquid crystal is more level and smooth.Wherein, preferably, the specific inductive capacity of high dielectric material is greater than 5, and the resistance value of highly-resistant material is between 0.1M Ω to 100M Ω.
Top electrode uniform electric field layer 160 or bottom electrode uniform electric field layer 130 can be by indium gallium zinc oxygen (IGZO; In-Ga-Zn-O), zinc paste (Zinc Oxide; ZnO), aluminum zinc oxide (Aluminum Zinc Oxide; AZO), gather-3,4-ethylidene dioxy thiophenols (poly-3,4-ethylenedioxythiophene; PEDOT), niobium oxide (NbxOy), aluminium oxide (Alumina; Al
2O
3), titanium dioxide (Titania; TiO
2), tin oxide (SnO
2, SnO
5), hafnium oxide (HfO
2), silicon nitride (silicon nitride; Si
3N
4), tantalum oxide (Ta
2O
5), zirconia (ZrO
2), lanthana (La
2O
3) or praseodymium oxide (Pr
2O
3) constitute.
Further consult Fig. 2, Fig. 3, Fig. 7 and Fig. 8.Fig. 2 illustrates the synoptic diagram that rotatable 3D display of the present invention utilizes bottom electrode control liquid crystal lens, and Fig. 3 illustrates the synoptic diagram that rotatable 3D display of the present invention utilizes top electrode control liquid crystal lens.Fig. 7 then illustrates the circuit diagram that rotatable 3D display of the present invention utilizes bottom electrode control liquid crystal lens, and Fig. 8 illustrates the circuit diagram that rotatable 3D display of the present invention utilizes top electrode control liquid crystal lens.
As shown in Figure 2; When utilizing strip bottom electrode 120 control liquid crystal layers 140, when forming required liquid crystal lens 150,, the present invention bestowed a predetermined voltage because being utilized in strip top electrode 170; And be formed with the top electrode uniform electric field layer 160 of certain resistance value or specific inductive capacity on it; Therefore, can form a uniform current potential, to form required common electrode.Then bestow required voltage respectively at strip bottom electrode 120, changing the angle of liquid crystal in the liquid crystal layer 140, more can be through bottom electrode uniform electric field layer 130 so that the change of the angle of liquid crystal is more level and smooth, and then form required liquid crystal lens 150.
Consult Fig. 7; With one group of five strip electrode is example; First voltage source (V1) 710 provides outermost two power supplys that the strip bottom electrode is required; Between 0 to 10V, tertiary voltage source (V3) 730 then provides middle strip bottom electrode and the required power supply of strip top electrode to its scope approximately, and its scope is approximately between 0 to 1.5V.In addition, 720 of second voltage sources (V2) provide the required power supply of strip bottom electrode between outermost two strip bottom electrodes and the middle strip bottom electrode, and its scope is approximately between 0 to 10V.Wherein, generally speaking, the voltage of V1 is greater than the voltage of V2, and the voltage of V2 is greater than the voltage of V3.When the voltage of V3 during greater than 0V, top electrode uniform electric field layer 160 can more effectively make strip top electrode 170 form a uniform current potential, and this moment, the driving voltage of V1 and V2 all will correspondingly adjust upward, and with the driving liquid crystal, changes its angle.Then can avoid the voltage difference of five strip bottom electrodes effectively through bottom electrode uniform electric field layer 130, formed rough change in liquid crystal makes the angle of liquid crystal change more level and smooth.Strip bottom electrode in the middle of it should be noted that is consistent with the voltage of the formed common electrode of strip top electrode, can also make leading edge formation one curve preferably of liquid crystal lens, and the discontinuous problem of minimizing liquid crystal lens angle.
Further as shown in Figure 3; When utilizing strip top electrode 170 control liquid crystal layers 140, when forming required liquid crystal lens 150,, the present invention bestowed a predetermined voltage because being utilized in strip bottom electrode 120; And be formed with the bottom electrode uniform electric field layer 130 of certain resistance value or specific inductive capacity on it; Therefore, can form a uniform current potential, to form required common electrode.Then bestow required voltage respectively at strip top electrode 170, changing the angle of liquid crystal in the liquid crystal layer 140, can also make that through top electrode uniform electric field layer 160 change of angle of liquid crystal is more level and smooth, to form required liquid crystal lens 150.
Consult Fig. 8; With one group of five strip electrode is example; First voltage source (V1) 810 provides outermost two power supplys that the strip top electrode is required; Between 0 to 10V, tertiary voltage source (V3) 830 then provides middle strip top electrode and the required power supply of strip bottom electrode to its scope approximately, and its scope is approximately between 0 to 1.5V.In addition, 820 of second voltage sources (V2) provide the required power supply of strip top electrode between outermost two strip top electrodes and the middle strip top electrode, and its scope is approximately between 0 to 10V.Wherein, generally speaking, the voltage of V1 is greater than the voltage of V2, and the voltage of V2 is greater than the voltage of V3.When the voltage of V3 during greater than 0V, bottom electrode uniform electric field layer 130 can more effectively make strip bottom electrode 120 form a uniform current potential, and this moment, the driving voltage of V1 and V2 all will correspondingly adjust upward, and with the driving liquid crystal, changes its angle.Then can avoid the voltage difference of five strip top electrodes effectively through top electrode uniform electric field layer 160, formed rough change in liquid crystal makes the angle of liquid crystal change more level and smooth.Strip top electrode in the middle of it should be noted that is consistent with the voltage of the formed common electrode of strip bottom electrode, can also make leading edge formation one curve preferably of liquid crystal lens, and the discontinuous problem of minimizing liquid crystal lens angle.
Further consult Fig. 4 and Fig. 5 again, Fig. 4 illustrates the synoptic diagram that rotatable 3D display of the present invention laterally shows stereopsis, and Fig. 5 illustrates the synoptic diagram that rotatable 3D display of the present invention vertically shows stereopsis.
Because strip bottom electrode 120 and strip top electrode 170 are formed with a predetermined angle, preferably approximate 90 degree, and be not equal to 90 degree.When desiring to view and admire shown in Figure 4 horizontal demonstration stereopsis, can utilize the angle of liquid crystal in the strip bottom electrode 120 control liquid crystal layers 140, to form required horizontal stereopsis 400 at rotatable 3D display of the present invention.When desiring to view and admire shown in Figure 5 vertical demonstration stereopsis, can utilize the angle of liquid crystal in the strip top electrode 170 control liquid crystal layers 140, to form required longitudinal stereoscopic image 500 at rotatable 3D display of the present invention.The present invention can utilize strip top electrode or bottom electrode according to required stereopsis angle, with the angle of control liquid crystal, and then shows laterally or 3D image longitudinally.
Further consult Fig. 6, shown in figure, strip top electrode 170 of the present invention is preferably with uniform mode with strip bottom electrode 120 and is formed at upper substrate 180 and infrabasal plate 110 respectively.For example; Distance between each strip top electrode 170 is identical; And the width of each strip top electrode 170 also is identical; That is Y direction spread of electrodes (Py) 174 is preferably identical, and the width of each strip top electrode 170 (ay) 172 preferably also is identical.
In addition; Distance between each strip bottom electrode 120 is identical; And the width of each strip bottom electrode 120 also is identical, that is directions X spread of electrodes (Px) 124 is preferably identical, and the width of each strip bottom electrode 120 (ax) 122 preferably also is identical.
Referring to formula:
For?Nv＞2，
For?Nv＝2，
Pi: spread of electrodes
Nv: the quantity that can watch the 3D visual angle;
Ne: the quantity of electrode;
Ai: the width of electrode;
Bi: the width of electrode gap;
Ps: the size of pixel;
D: the distance of watching;
T: the distance between display panel and the 3D liquid crystal lens,
Wherein, i=x or y.
In the following table, can watch the quantity at 3D visual angle to be set at the situation identical with the quantity of equidirectional pixel, that is the quantity of the Nv=X direction pixel of directions X; And the quantity of the Nv=Y direction pixel of Y direction; And (D-t)/D approximates 1, the quantity of electrode then be set at 4 (that is, Ne=4); Predetermined electrode width ax and by preferably are greater than 5 μ m; And to be no more than the half the for good of equidirectional spread of electrodes, the size of pixel then is set under the situation of about 120 μ m, can try to achieve the size of spread of electrodes Px and Py respectively.
Table one
Electrode through same widths; And the mode with equidistance is arranged; Not only can simplify the parameter of processing procedure; Conveniently produce, can also select electrode or column liquid crystal lens of electrode control of Y direction of the directions X of suitable quantity, combine again to form required 3D liquid crystal lens behind a plurality of column liquid crystal lens through circuit control.
In addition,, make it consistent with the voltage of common electrode on another substrate when each group electrode when being odd number, the strip electrode in the middle of can also selecting, so that the leading edge of liquid crystal lens formation one curve preferably, the discontinuous problem of reduction liquid crystal lens angle.Then can avoid voltage difference formed rough change in liquid crystal of strip electrode effectively through the uniform electric field layer in addition, and then make the angle of liquid crystal change more level and smooth.Particularly; The uniform electric field layer not only can use the side in the liquid crystal lens control basal plate; So that the liquid crystal lens curve smoothing, the uniform electric field layer more can make that the voltage of common electrode is more consistent in common electrode one side; Particularly, make the voltage of common electrode one side keep a uniform magnitude of voltage effectively when the voltage of common electrode during greater than 0 volt.
Therefore, rotatable 3D display of the present invention can be watched the direction of display easily according to the user, determines the angle of required liquid crystal, forms required liquid crystal lens, and then suitable 3D image is provided, and can also display be switched to the display of 2D.In addition, rotatable 3D display of the present invention is through strip top electrode or bottom electrode, with the angle of control liquid crystal, forming a plurality of lens pillars, and then shows the 3D image.Each lens pillar preferably can be controlled by a plurality of top electrodes or bottom electrode; Preferably top electrode more than three or bottom electrode are controlled; More preferably top electrode more than five or bottom electrode are controlled, and make that the angle of lens pillar is more level and smooth, and through the formed uniform electric field layer of electrode dielectric layer; Can also make that the curved surface of each lens pillar is more level and smooth, consult the liquid crystal lens 150 of Fig. 2 and Fig. 3.
Because rotatable 3D display of the present invention is to adopt liquid crystal 3D lens, and the angle of the strip top electrode of utilization formation one predetermined angular configuration and strip bottom electrode control liquid crystal, so it can be according to the three-dimensional viewpoin of different use angle adjustment images.When the user when vertically watching display frame, at this moment, image frame forms stereopsis longitudinally.Otherwise, when the user when laterally watching display frame, at this moment, picture forms horizontal stereopsis.Therefore, the user can watch the image of 3D, and can only can under single angle, not form the stereopsis of 3D like known stereopsis easily under different visual format.
As being familiar with this, technological personnel understood, and the above is merely preferred embodiment of the present invention, is not in order to limit claim of the present invention.All other do not break away from the equivalence of being accomplished under the disclosed spirit and changes or modification, all should be included in the scope of claims.
Claims (17)
1. a rotatable 3D display is characterized in that, comprises:
One top electrode substrate includes a plurality of strip top electrodes, and wherein those strip top electrodes have identical width and identical spacing;
Once electrode base board includes a plurality of strip bottom electrodes, and wherein those strip bottom electrodes have identical width and identical spacing, and those strip top electrodes and those strip bottom electrodes, the angle configurations that formation one is scheduled to; And
One liquid crystal layer is disposed between this top electrode substrate and this bottom electrode substrate, and wherein, the angle of liquid crystal makes this liquid crystal layer form a liquid crystal lens, to present a 3D image in those strip top electrodes or this liquid crystal layer of those strip bottom electrodes control.
2. rotatable 3D display according to claim 1; It is characterized in that; Described top electrode substrate also comprises a upper substrate and a top electrode uniform electric field layer; Those strip top electrodes are formed at this upper substrate, and this top electrode uniform electric field layer those strip top electrode of covering and this upper substrate, and this bottom electrode substrate also comprises an infrabasal plate and a bottom electrode uniform electric field layer; Those strip bottom electrodes are formed at this infrabasal plate, and this bottom electrode uniform electric field layer covers those strip bottom electrodes and this infrabasal plate.
3. rotatable 3D display according to claim 1 is characterized in that, the width of described strip top electrode is identical with the width and the spacing of spacing and those strip bottom electrodes.
4. rotatable 3D display according to claim 1 is characterized in that, those strip top electrodes and those strip bottom electrodes are that indium tin oxide layer, zinc oxide film, indium zinc oxide layer, aluminum zinc oxide layer or gallium oxide zinc layer constitute.
5. rotatable 3D display according to claim 1 is characterized in that, this top electrode uniform electric field layer and this bottom electrode uniform electric field series of strata are made up of a high dielectric material.
6. rotatable 3D display according to claim 5 is characterized in that the specific inductive capacity of this high dielectric material is greater than 5.
7. rotatable 3D display according to claim 1 is characterized in that, this top electrode uniform electric field layer and this bottom electrode uniform electric field layer are to be made up of a highly-resistant material.
8. rotatable 3D display according to claim 7 is characterized in that the resistance value of this highly-resistant material is between 0.1M Ω to 100M Ω.
9. rotatable 3D display according to claim 1 is characterized in that, between this top electrode uniform electric field layer and this bottom electrode uniform electric field layer, also comprises a both alignment layers respectively.
10. rotatable 3D display according to claim 2 is characterized in that, when using those strip top electrodes to control the angle of liquid crystal in these liquid crystal layers, those strip bottom electrodes and this bottom electrode uniform electric field layer form a common electrode.
11. rotatable 3D display according to claim 10 is characterized in that, one of them voltage of those strip top electrodes approximates the voltage of this common electrode.
12. rotatable 3D display according to claim 2 is characterized in that, when using those strip bottom electrodes to control the angle of liquid crystal in these liquid crystal layers, those strip top electrodes and this top electrode uniform electric field layer form a common electrode.
13. rotatable 3D display according to claim 12 is characterized in that, one of them voltage of those strip bottom electrodes approximates the voltage of this common electrode.
14., it is characterized in that the voltage of this common electrode is between 0 volt to 1.5 volts according to the described rotatable 3D display of the arbitrary claim of claim 10～13.
15., it is characterized in that the voltage of this common electrode is about 1.5 volts according to the described rotatable 3D display of the arbitrary claim of claim 10～13.
16. rotatable 3D display according to claim 2; It is characterized in that; When using those strip top electrodes to control the angle of liquid crystal in these liquid crystal layers; This 3D image is a horizontal stereopsis, and when using those strip bottom electrodes to control the angle of liquid crystal in these liquid crystal layers, this 3D image is a longitudinal stereoscopic image.
17. rotatable 3D display according to claim 1 is characterized in that, approximate 90 degree of described predetermined angle, and be not equal to 90 degree.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100117438A TWI432857B (en) | 2011-05-18 | 2011-05-18 | Rotatable 3d display |
| TW100117438 | 2011-05-18 |
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| Publication Number | Publication Date |
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| CN102789097A true CN102789097A (en) | 2012-11-21 |
| CN102789097B CN102789097B (en) | 2015-06-10 |
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| CN107728401A (en) * | 2017-10-25 | 2018-02-23 | 福州大学 | Controllable liquid crystal lens of a kind of pitch and preparation method thereof |
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| CN107966867A (en) * | 2018-01-02 | 2018-04-27 | 京东方科技集团股份有限公司 | Liquid crystal lens component, liquid crystal panel and liquid crystal display device |
| CN108267907A (en) * | 2016-12-30 | 2018-07-10 | 深圳超多维光电子有限公司 | Liquid crystal lens, 3 d display device and intelligent terminal |
| CN108761878A (en) * | 2018-05-29 | 2018-11-06 | 张家港康得新光电材料有限公司 | A kind of stereoscopic display device |
| CN108803052A (en) * | 2018-05-29 | 2018-11-13 | 张家港康得新光电材料有限公司 | A kind of stereoscopic display device |
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Also Published As
| Publication number | Publication date |
|---|---|
| TW201248277A (en) | 2012-12-01 |
| TWI432857B (en) | 2014-04-01 |
| CN102789097B (en) | 2015-06-10 |
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