CN107490891A - A kind of display panel and its display status switch method of changeable dispaly state - Google Patents
A kind of display panel and its display status switch method of changeable dispaly state Download PDFInfo
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- CN107490891A CN107490891A CN201610421279.XA CN201610421279A CN107490891A CN 107490891 A CN107490891 A CN 107490891A CN 201610421279 A CN201610421279 A CN 201610421279A CN 107490891 A CN107490891 A CN 107490891A
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- 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
- G02F1/133528—Polarisers
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
-
- G—PHYSICS
- G02—OPTICS
- 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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
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- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a kind of display panel and its display status switch method of changeable dispaly state, the display panel includes liquid crystal layer, including incident side and light emission side；First polarization layer, is configured at incident side, for passing through the first light with the first polarization direction for being incident in first polarization layer, and stops the light of other polarization directions in addition to first light；Second polarization layer, light emission side, including the polarization portion and transmittance section that the cycle is arranged alternately are configured at, polarization portion is used to pass through the second light with the second polarization direction for being incident in polarization portion, and stops the light of other polarization directions in addition to the second light；The light for the arbitrary polarized direction that transmittance section is used to make to be incident in transmittance section passes through；Wherein the first polarization direction and the second polarization direction are orthogonal；And dispaly state switching device, for by controlling whether to liquid crystal layer application electric field, to switch between stereoscopic display mode plane display pattern.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display surface of changeable dispaly state
Plate and its display status switch method.
Background technology
Stereotelevision has become the standard configuration in TV at present, but due to its need to wear it is special
Anaglyph spectacles so that comfortableness reduce.Therewith, it is not necessary to the bore hole stereoscopic display of wearing spectacles
Equipment occurs, and substantially increases the comfortableness viewed and admired, but its can only watch three-dimensional program (picture and
Video), it is impossible to compatible existing flat content.Therefore, it is necessary to a kind of technology so that bore hole is stood
Body display can both watch stereo content, moreover it is possible to watch flat content.A kind of typical method is
Outside color liquid crystal panel, in addition again plus a liquid crystal panel, and by using by transparent electricity
Pole is etched to grating fringe shape or carries out technological improvement on this basis.
Chinese patent CN102053419 discloses a kind of liquid crystal shutter slit grating, its grating layer
It is identical to be respectively formed at width on upper and lower base plate, the strip like transparent electrode of position relative misalignment.When
Transparency electrode to upper substrate sequentially inputs voltage V ,-V, V ,-V ..., and to the saturating of infrabasal plate
Prescribed electrode sequentially inputs voltage-V, V ,-V, and during V ..., whole liquid crystal shutter slit grating presents saturating
Light belt and the spaced grating of black bands.When the transparency electrode to upper and lower base plate applies identical voltage
When, whole liquid crystal shutter slit grating is light transmission state.
It is (three-dimensional with slit grating state that although this method can carry out light transmission state (plane is shown)
Display) switching, but need to be etched operation to the electrode layer of upper and lower base plate, and need into
Strict contraposition go to ensure that the relative position of upper and lower base plate strip shaped electric poles and angle meet the requirements, this
Undoubtedly considerably increase the difficulty of technique.Further, since strip shaped electric poles are not brought into close contact up and down,
Therefore watched in different angle, grating black portions width necessarily occur and change, i.e., grating accounts for
The phenomenon that sky changes than parameter, necessarily affects three-dimensional imaging effect.
Chinese patent CN101477278 then discloses another automatically controlled grating approach, in the party
In case, adjacent stripe-like transparent is respectively in the insulating barrier and both alignment layers of mutual insulating.Although adopt
The crosstalk between adjacent electrode can be reduced with this kind of scheme, but increased insulating barrier and respectively to saturating
The complexity for undoubtedly considerably increasing technique is accumulated and etched to prescribed electrode.
The content of the invention
The problem of existing for prior art, it is an object of the invention to provide a kind of simple in construction,
Simplify manufacturing process, can be shown and the display panel of stereoscopic display switching and its display shape in plane
State switching method.
To achieve the above object, an aspect of of the present present invention provides a kind of display of changeable dispaly state
Panel, including：
Liquid crystal layer, including incident side and light emission side；
First polarization layer, the incident side is configured at, for making to be incident in first polarization layer
The first light with the first polarization direction passes through, and stops other in addition to first light
The light of polarization direction；
Second polarization layer, is configured at the light emission side, including the polarization portion that is arranged alternately of cycle and thoroughly
Light portion, the polarization portion are used to make second with the second polarization direction for being incident in the polarization portion
Light passes through, and stops the light of other polarization directions in addition to second light；It is described
The light that light portion is used to make to be incident in the arbitrary polarized direction of the transmittance section passes through；Wherein described
One polarization direction and second polarization direction are orthogonal；And
Dispaly state switching device, for by control whether to the liquid crystal layer apply electric field, with
Switch between stereoscopic display mode plane display pattern；
Wherein, when the display panel switches to the stereoscopic display mode, from the liquid crystal layer
Incident first light of lateral second polarization layer of light extraction, so as to be incident in the polarization portion
First light is blocked, and first light for being incident in the transmittance section is through；It is described
When display panel switches to the plane display pattern, from the light extraction of the liquid crystal layer lateral described the
Incident second light of two polarization layers, so as to be incident in the institute of the polarization portion and the transmittance section
The second light is stated to be through.
Further, when the dispaly state switching device is to liquid crystal layer application electric field, the liquid
Liquid crystal molecule in crystal layer is reversed to first angle, makes first light of the injection liquid crystal layer
First polarization direction is kept during through the liquid crystal molecule, with from the light emission side of the liquid crystal layer
To incident first light of second polarization layer.
Further, it is described when the dispaly state switching device does not apply electric field to the liquid crystal layer
Liquid crystal molecule in liquid crystal layer is reversed to second angle, the institute for injecting the incident side of the liquid crystal layer
State when the first light passes through the liquid crystal molecule and deflect, with lateral from the light extraction of the liquid crystal layer
Incident second light of second polarization layer.
Further, in addition to：
First transparency conducting layer, it is configured between first polarization layer and the liquid crystal layer；And
Second transparency conducting layer, it is configured between second polarization layer and the liquid crystal layer；
Wherein, the dispaly state switching device is coupled to first transparency conducting layer and described
Two transparency conducting layers, by controlling whether transparent to lead to first transparency conducting layer and described second
Electric layer is powered, and then is between control first transparency conducting layer and second transparency conducting layer
It is no to produce the electric field.
Further, the dispaly state switching device includes：
Power supply, including the first pole and the second pole, first pole and the first transparency conducting layer coupling
Connect；
Switch, including first end and the second end, the first end and second pole coupling, it is described
Second end and second transparency conducting layer coupling；
Wherein, in the switch closure, first transparency conducting layer and described second transparent is led
The electric field is produced between electric layer, so that the liquid crystal molecule is reversed to the first angle；Institute
State when switching off, do not produced between first transparency conducting layer and second transparency conducting layer
The electric field, so that the liquid crystal molecule is reversed to the second angle.
Further, in addition to：
First both alignment layers, it is configured between first transparency conducting layer and the liquid crystal layer；And
Second both alignment layers, it is configured between second transparency conducting layer and the liquid crystal layer.
Another aspect of the present invention provides a kind of display panel of changeable dispaly state, including：
Liquid crystal layer, including incident side and light emission side；
First polarization layer, the incident side is configured at, for making to be incident in first polarization layer
The first light with the first polarization direction passes through, and stops other in addition to first light
The light of polarization direction；
Second polarization layer, the light emission side is configured at, including multiple polarization portions being intervally arranged, institute
Polarization portion is stated to be used to make the second light with the second polarization direction for being incident in the polarization portion saturating
Cross, and stop the light of other polarization directions in addition to second light；And
Dispaly state switching device, for by control whether to the liquid crystal layer apply electric field, with
Switch between stereoscopic display mode plane display pattern；
Wherein, when the display panel switches to the stereoscopic display mode, from the liquid crystal layer
Incident first light of lateral second polarization layer of light extraction, so as to be incident in the polarization portion
First light is blocked, the first light quilt projected from the interval between the polarization portion
Through；When the display panel switches to the plane display pattern, from the light extraction of the liquid crystal layer
Lateral incident second light of second polarization layer, so as to be incident in the polarization portion and from institute
Second light projected at the interval between polarization portion is stated to be through.
Another aspect of the present invention provides a kind of display status switch method of display panel, including such as
Lower step：
The first polarization layer is configured in the incident side of the liquid crystal layer of the display panel；Wherein described first
Polarization layer passes through the first light with the first polarization direction of incidence；
The second polarization layer is configured in the light emission side of the liquid crystal layer of the display panel；Wherein described second
Polarization layer includes multiple polarization portions being intervally arranged, and the polarization portion is used to make to be incident in the polarization
Second light with the second polarization direction in portion passes through, and stops in addition to second light
The light of other polarization directions
Apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display mode, from
Incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
First light portion is stopped by second polarization layer, is partly passed through by second polarization layer；
Do not apply electric field to the liquid crystal layer, the display panel is switched to plane display pattern,
From incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
Second light by second polarization layer pass through.
Another aspect of the present invention provides a kind of display status switch method of display panel, including such as
Lower step：
The first polarization layer is configured in the incident side of the liquid crystal layer of the display panel；Wherein described first
Polarization layer passes through the first light with the first polarization direction of incidence；
The second polarization layer is configured in the light emission side of the liquid crystal layer of the display panel；Wherein described second
Polarization layer includes the polarization portion and transmittance section being arranged alternately in the cycle, and the polarization portion makes having for incidence
Second light of the second polarization direction passes through；The transmittance section makes the light of the arbitrary polarized direction of incidence
Line passes through；
Apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display mode, from
Incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
First light portion is stopped by second polarization layer, is partly passed through by second polarization layer；
Do not apply electric field to the liquid crystal layer, the display panel is switched to plane display pattern,
From incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
Second light by second polarization layer pass through.
Further, apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display
Pattern, include from incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer：
Apply electric field to the liquid crystal layer, drive the liquid crystal molecule in the liquid crystal layer to reverse to first
Angle, when making first light of the injection liquid crystal layer pass through the liquid crystal molecule described in holding
First polarization direction；
First light for keeping first polarization direction is projected from the light emission side of the liquid crystal layer；
First light that the light emission side of the liquid crystal layer projects is incident to second polarization layer.
The present invention two polarization layers are added in display panel, using polarised light optical principle just
Achievable plane shows the switching between stereoscopic display, and without be done significantly to existing manufacturing process
Change, simplify manufacturing process, reduce production cost.
Brief description of the drawings
Its example embodiment is described in detail by referring to accompanying drawing, above and other target of the disclosure,
Feature and advantage will become apparent.
Fig. 1 shows the schematic diagram of the structure of the display panel of one embodiment of the invention；
Fig. 2 shows the torsion signal of display panel liquid crystal molecule in stereoscopic display mode of the present invention
Figure；
Fig. 3 shows light path schematic diagram of the display panel of the present invention in stereoscopic display mode；
Fig. 4 shows the torsion signal of display panel liquid crystal molecule in plane display pattern of the present invention
Figure；
Fig. 5 shows light path schematic diagram of the display panel of the present invention in plane display pattern；
Fig. 6 shows the schematic diagram of the structure of the display panel of another embodiment of the present invention.
Embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment
It can in a variety of forms implement, and be not understood as limited to example set forth herein；On the contrary, carry
Cause the disclosure will more fully and completely, and by the structure of example embodiment for these embodiments
Think of is comprehensively communicated to those skilled in the art.Accompanying drawing is only the schematic illustrations of the disclosure, and
It is not necessarily drawn to scale.Identical reference represents same or similar part in figure, because
And repetition thereof will be omitted.
Fig. 1 shows the schematic diagram of the structure of the display panel of one embodiment of the invention.Such as Fig. 1 institutes
Show, the display panel 1 of changeable dispaly state of the invention, including liquid crystal layer 11, the first orientation
The 12, second both alignment layers 13 of layer, the first transparency conducting layer 14, the second transparency conducting layer 15, first
Polarization layer 16, the second polarization layer 17 and dispaly state switching device 18.
Liquid crystal layer 11 includes incident side and light emission side.Wherein, the incident side of liquid crystal layer 11 refers to incident light
Line injects the side of liquid crystal layer, and the light emission side of liquid crystal layer 11 refers to that incident ray is passed through in liquid crystal layer 11
Liquid crystal molecule projects the side of liquid crystal layer.Incident ray by the lower section of liquid crystal layer 11 backlight (in figure not
Show) transmitting.
First both alignment layers 12 are configured at the surface of the incident side of liquid crystal layer 11, for liquid crystal layer 11
Liquid crystal molecule be orientated.Second both alignment layers 13 are configured at the surface of the light emission side of liquid crystal layer 11,
For being orientated to the liquid crystal molecule of liquid crystal layer 11.First transparency conducting layer 14 is configured at liquid crystal
The incident side of layer 11, positioned at the lower section of the first both alignment layers 12.Second transparency conducting layer 15 is configured at
In the light emission side of liquid crystal layer 11, positioned at the top of the second both alignment layers 13.By controlling whether to
One transparency conducting layer 14 and the second transparency conducting layer 15 are powered, and choose whether to apply on liquid crystal layer 11
Added electric field, and then realize the switching between the plane display pattern of display panel and stereoscopic display mode.
First polarization layer 16 is configured at the incident side of liquid crystal layer 11, positioned at the first transparency conducting layer 14
Lower section.First polarization layer 16 can make to be incident in the inclined with first of first polarization layer 16
First light in direction of shaking passes through, and stops other polarization directions in addition to first light
Light.First polarization layer 16 is, for example, linear polarizer or linear polarization film.First light refers to there is the
The light of one polarization direction.
Second polarization layer 17 is configured at the light emission side of liquid crystal layer 11, positioned at the second transparency conducting layer 15
Top.Second polarization layer 17 includes multiple polarization portions 171 being intervally arranged, the polarization portion 171
For passing through the second light with the second polarization direction for being incident in the polarization portion 171, and
Stop the light of other polarization directions in addition to second light.Wherein, the second light refers to
Light with the second polarization direction.Polarization portion 171 in the present embodiment is that interval is configured at liquid crystal
The light emission side of layer 11, that is, multiple polarization portions 171 not connect as one, but be separately positioned in
The upper surface of first transparency conducting layer 14.Gap 172 between polarization portion 171 will not stop light,
That is the light of any polarization direction can pass through from gap 172.Will polarization in the present embodiment
Portion 172 and gap 172 are regarded as the second polarization layer 17 together.
Dispaly state switching device 18 is used for by controlling whether to apply electric field to the liquid crystal layer 11,
To switch between stereoscopic display mode plane display pattern.Dispaly state switching device 18 can include
Power supply 181 and switch 182.The positive pole of power supply 181 is connected with the second transparency conducting layer 15, switch
182 one end is connected with the negative pole of power supply 181, switchs 182 other end and the first transparency conducting layer
14 connections, to form a closed-loop path.
When the closure of switch 182, first transparency conducting layer 14 and described second transparent is led
Electric field can be produced between electric layer 15, then electric field can put on the first transparency conducting layer 14 and described
Liquid crystal layer 11 between two transparency conducting layers 15, it can make in the presence of electric field in liquid crystal layer 11
Liquid crystal molecule reverse to first angle, as shown in Fig. 2 now display panel 1 switches to solid
Display pattern.Fig. 3 shows light path schematic diagram of the display panel of the present invention in stereoscopic display mode.
As shown in figure 3, after incident ray injects the first polarization layer 16, have the first of the first polarization direction
Light injects the incident side of liquid crystal layer 11, and the first light is passed through in liquid crystal layer 11 and reversed to first jiao
The first polarization direction is kept after the liquid crystal molecule of degree, is projected from the light emission side of liquid crystal layer 11, and inject
The polarization portion 171 and gap 172 of second polarization layer 17, polarization portion 171 can stop inclined with first
Shake first light in direction, and the first light injected at polarization portion 171 can not pass through, gap 172
The first light will not be stopped, the first light injected at gap 172 can pass through, then form parallax,
Now stereo display effect is presented in display panel 1.
When the switch 182 disconnects, first transparency conducting layer 14 and described second transparent is led
Electric field is not produced between electric layer 15, then does not apply electric field on liquid crystal layer 11, in liquid crystal layer 11
Liquid crystal molecule is reversed to second angle, as shown in figure 4, now display panel 1 switches to plane to show
Show pattern.Fig. 5 shows light path schematic diagram of the display panel of the present invention in plane display pattern.
As shown in figure 5, after incident ray injects the first polarization layer 16, have the first of the first polarization direction
Light injects the incident side of liquid crystal layer 11, and the first light is passed through in liquid crystal layer 11 and reversed to second jiao
Deflected after the liquid crystal molecule of degree, being projected from the light emission side of liquid crystal layer 11 has the second polarization direction
The second light, the second polarization direction is orthogonal with the first polarization direction, that is to say, that the second light with
First light differs 90 degree.Second light from liquid crystal layer 11 after projecting, then from polarization portion 171
With the second polarization layer 17 of injection at gap 172, polarization portion 171 can make have the second polarization direction
The second light pass through, gap 172 will not equally stop the second light, inject at gap 172
Second light can also pass through, then will not form parallax, and now display panel 1 is presented plane and shown
Effect.
The present embodiment sets the first polarization layer and the second polarization layer respectively in the upper and lower of display panel,
The transmission mode of light can be the ability to easily control using polarization theory, with full impregnated light state and parallax screen
Switched between barrier state, and then realize the switching of plane display pattern and stereoscopic display mode.
Because the present embodiment is that the first polarization layer and spy are separately added on the basis of existing display panel structure
Determine the second polarization layer of structure, therefore significantly change without being made to the manufacturing process of existing display panel,
The scheme manufacturing process for the automatically controlled grating mentioned relative to background of invention is more simple.
Fig. 6 shows the schematic diagram of the structure of the display panel of another embodiment of the present invention.Such as Fig. 6
It is shown, the display panel 2 of changeable dispaly state of the invention, including liquid crystal layer 21, first match somebody with somebody
To layer 22, the second both alignment layers 23, the first transparency conducting layer 24, the second transparency conducting layer 25,
One polarization layer 26, the second polarization layer 27 and dispaly state switching device 28.
The present embodiment is that the structure of the second polarization layer is different from above-described embodiment phase main distinction.This
Second polarization layer 27 of embodiment includes the polarization portion 271 and transmittance section 272 being arranged alternately in the cycle,
Polarization portion 271 can make the second light with the second polarization direction for being incident in the polarization portion 271
Line passes through, and stops the light of other polarization directions in addition to second light；The printing opacity
Portion 272 can pass through the light for being incident in the arbitrary polarized direction of the transmittance section 272.Wherein,
Polarization portion 271 and transmittance section 272 are integrally formed, can for example, not forming grating in transmittance section 272
To allow the light of any polarization direction to pass through, only allow to have formed with grating in polarization portion 271
Second light of the second polarization direction passes through.Because the displaying principle of display panel is in above-mentioned implementation
Example elaborates, and will not be repeated here.
The second polarization layer is wholely set and more easily can polarized second due to using in the present embodiment
Layer is arranged on the second transparency conducting layer.
One embodiment of the invention provides a kind of display status switch method of display panel, including as follows
Step：
The first polarization layer is configured in the incident side of the liquid crystal layer of the display panel；Wherein described first
Polarization layer passes through the first light with the first polarization direction of incidence；
The second polarization layer is configured in the light emission side of the liquid crystal layer of the display panel；Wherein described second
Polarization layer includes multiple polarization portions being intervally arranged, and the polarization portion is used to make to be incident in the polarization
Second light with the second polarization direction in portion passes through, and stops in addition to second light
The light of other polarization directions
Apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display mode, from
Incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
First light portion is stopped by second polarization layer, is partly passed through by second polarization layer；
Do not apply electric field to the liquid crystal layer, the display panel is switched to plane display pattern,
From incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
Second light by second polarization layer pass through.
One embodiment of the invention also provides a kind of display status switch method of display panel, including such as
Lower step：
The first polarization layer is configured in the incident side of the liquid crystal layer of the display panel；Wherein described first
Polarization layer passes through the first light with the first polarization direction of incidence；
The second polarization layer is configured in the light emission side of the liquid crystal layer of the display panel；Wherein described second
Polarization layer includes the polarization portion and transmittance section being arranged alternately in the cycle, and the polarization portion makes having for incidence
Second light of the second polarization direction passes through；The transmittance section makes the light of the arbitrary polarized direction of incidence
Line passes through；
Apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display mode, from
Incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
First light portion is stopped by second polarization layer, is partly passed through by second polarization layer；
Do not apply electric field to the liquid crystal layer, the display panel is switched to plane display pattern,
From incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
Second light by second polarization layer pass through.
Wherein, apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display mould
Formula, specifically wrapped from incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer
Include：
Apply electric field to the liquid crystal layer, drive the liquid crystal molecule in the liquid crystal layer to reverse to first
Angle, when making first light of the injection liquid crystal layer pass through the liquid crystal molecule described in holding
First polarization direction；
First light for keeping first polarization direction is projected from the light emission side of the liquid crystal layer；
First light that the light emission side of the liquid crystal layer projects is incident to second polarization layer.
Wherein, do not apply electric field to the liquid crystal layer, the display panel is switched to plane display pattern,
Include from incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer：
Do not apply electric field to the liquid crystal layer, drive the liquid crystal molecule in the liquid crystal layer to reverse to second jiao
Degree, deflects when first light of the injection liquid crystal layer is passed through the liquid crystal molecule；
Second light for being deflected to second polarization direction is projected from the light emission side of the liquid crystal layer；
Second light that the light emission side of the liquid crystal layer projects is incident to second polarization layer.
The illustrative embodiments of the disclosure are particularly shown and described above.It should be appreciated that this
It is open to be not limited to detailed construction, set-up mode or implementation method described herein；On the contrary, the disclosure is intended to
Cover comprising various modifications in the spirit and scope of the appended claims and equivalence setting.
Claims (10)
1. the display panel of changeable dispaly state, it is characterised in that including：
Liquid crystal layer, including incident side and light emission side；
First polarization layer, the incident side is configured at, for making to be incident in first polarization layer
The first light with the first polarization direction passes through, and stops other in addition to first light
The light of polarization direction；
Second polarization layer, is configured at the light emission side, including the polarization portion that is arranged alternately of cycle and thoroughly
Light portion, the polarization portion are used to make second with the second polarization direction for being incident in the polarization portion
Light passes through, and stops the light of other polarization directions in addition to second light；It is described
The light that light portion is used to make to be incident in the arbitrary polarized direction of the transmittance section passes through；Wherein described
One polarization direction and second polarization direction are orthogonal；And
Dispaly state switching device, for by control whether to the liquid crystal layer apply electric field, with
Switch between stereoscopic display mode plane display pattern；
Wherein, when the display panel switches to the stereoscopic display mode, from the liquid crystal layer
Incident first light of lateral second polarization layer of light extraction, so as to be incident in the polarization portion
First light is blocked, and first light for being incident in the transmittance section is through；It is described
When display panel switches to the plane display pattern, from the light extraction of the liquid crystal layer lateral described the
Incident second light of two polarization layers, so as to be incident in the institute of the polarization portion and the transmittance section
The second light is stated to be through.
2. display panel as claimed in claim 1, it is characterised in that the dispaly state switching
When device is to liquid crystal layer application electric field, the liquid crystal molecule in the liquid crystal layer is reversed to first jiao
Degree, described the is kept when first light of the injection liquid crystal layer is passed through the liquid crystal molecule
One polarization direction, with from the lateral second polarization layer incidence described first of the light extraction of the liquid crystal layer
Light.
3. display panel as claimed in claim 2, it is characterised in that the dispaly state switching
When device does not apply electric field to the liquid crystal layer, the liquid crystal molecule in the liquid crystal layer is reversed to second
Angle, when first light for injecting the incident side of the liquid crystal layer passes through the liquid crystal molecule
Deflect, with from incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer
Line.
4. display panel as claimed in claim 3, it is characterised in that also include：
First transparency conducting layer, it is configured between first polarization layer and the liquid crystal layer；And
Second transparency conducting layer, it is configured between second polarization layer and the liquid crystal layer；
Wherein, the dispaly state switching device is coupled to first transparency conducting layer and described
Two transparency conducting layers, by controlling whether transparent to lead to first transparency conducting layer and described second
Electric layer is powered, and then is between control first transparency conducting layer and second transparency conducting layer
It is no to produce the electric field.
5. display panel as claimed in claim 4, it is characterised in that the dispaly state switching
Device includes：
Power supply, including the first pole and the second pole, first pole and the first transparency conducting layer coupling
Connect；
Switch, including first end and the second end, the first end and second pole coupling, it is described
Second end and second transparency conducting layer coupling；
Wherein, in the switch closure, first transparency conducting layer and described second transparent is led
The electric field is produced between electric layer, so that the liquid crystal molecule is reversed to the first angle；Institute
State when switching off, do not produced between first transparency conducting layer and second transparency conducting layer
The electric field, so that the liquid crystal molecule is reversed to the second angle.
6. display panel as claimed in claim 4, it is characterised in that also include：
First both alignment layers, it is configured between first transparency conducting layer and the liquid crystal layer；And
Second both alignment layers, it is configured between second transparency conducting layer and the liquid crystal layer.
7. the display panel of changeable dispaly state, it is characterised in that including：
Liquid crystal layer, including incident side and light emission side；
First polarization layer, the incident side is configured at, for making to be incident in first polarization layer
The first light with the first polarization direction passes through, and stops other in addition to first light
The light of polarization direction；
Second polarization layer, the light emission side is configured at, including multiple polarization portions being intervally arranged, institute
Polarization portion is stated to be used to make the second light with the second polarization direction for being incident in the polarization portion saturating
Cross, and stop the light of other polarization directions in addition to second light；And
Dispaly state switching device, for by control whether to the liquid crystal layer apply electric field, with
Switch between stereoscopic display mode plane display pattern；
Wherein, when the display panel switches to the stereoscopic display mode, from the liquid crystal layer
Incident first light of lateral second polarization layer of light extraction, so as to be incident in the polarization portion
First light is blocked, the first light quilt projected from the interval between the polarization portion
Through；When the display panel switches to the plane display pattern, from the light extraction of the liquid crystal layer
Lateral incident second light of second polarization layer, so as to be incident in the polarization portion and from institute
Second light projected at the interval between polarization portion is stated to be through.
8. a kind of display status switch method of display panel, it is characterised in that comprise the following steps：
The first polarization layer is configured in the incident side of the liquid crystal layer of the display panel；Wherein described first
Polarization layer passes through the first light with the first polarization direction of incidence；
The second polarization layer is configured in the light emission side of the liquid crystal layer of the display panel；Wherein described second
Polarization layer includes multiple polarization portions being intervally arranged, and the polarization portion is used to make to be incident in the polarization
Second light with the second polarization direction in portion passes through, and stops in addition to second light
The light of other polarization directions
Apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display mode, from
Incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
First light portion is stopped by second polarization layer, is partly passed through by second polarization layer；
Do not apply electric field to the liquid crystal layer, the display panel is switched to plane display pattern,
From incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
Second light by second polarization layer pass through.
9. a kind of display status switch method of display panel, it is characterised in that comprise the following steps：
The first polarization layer is configured in the incident side of the liquid crystal layer of the display panel；Wherein described first
Polarization layer passes through the first light with the first polarization direction of incidence；
The second polarization layer is configured in the light emission side of the liquid crystal layer of the display panel；Wherein described second
Polarization layer includes the polarization portion and transmittance section being arranged alternately in the cycle, and the polarization portion makes having for incidence
Second light of the second polarization direction passes through；The transmittance section makes the light of the arbitrary polarized direction of incidence
Line passes through；
Apply electric field to the liquid crystal layer, the display panel is switched to stereoscopic display mode, from
Incident first light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
First light portion is stopped by second polarization layer, is partly passed through by second polarization layer；
Do not apply electric field to the liquid crystal layer, the display panel is switched to plane display pattern,
From incident second light of lateral second polarization layer of the light extraction of the liquid crystal layer, so that incident
Second light by second polarization layer pass through.
10. display status switch method as claimed in claim 8 or 9, it is characterised in that to
The liquid crystal layer applies electric field, the display panel is switched to stereoscopic display mode, from the liquid
Incident first light of lateral second polarization layer of the light extraction of crystal layer includes：
Apply electric field to the liquid crystal layer, drive the liquid crystal molecule in the liquid crystal layer to reverse to first
Angle, when making first light of the injection liquid crystal layer pass through the liquid crystal molecule described in holding
First polarization direction；
First light for keeping first polarization direction is projected from the light emission side of the liquid crystal layer；
First light that the light emission side of the liquid crystal layer projects is incident to second polarization layer.
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| CN201610421279.XA CN107490891A (en) | 2016-06-13 | 2016-06-13 | A kind of display panel and its display status switch method of changeable dispaly state |
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| CN201610421279.XA CN107490891A (en) | 2016-06-13 | 2016-06-13 | A kind of display panel and its display status switch method of changeable dispaly state |
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