CN108508660A - Disparity barrier, display device and its dispaly state control method - Google Patents
Disparity barrier, display device and its dispaly state control method Download PDFInfo
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- CN108508660A CN108508660A CN201710109086.5A CN201710109086A CN108508660A CN 108508660 A CN108508660 A CN 108508660A CN 201710109086 A CN201710109086 A CN 201710109086A CN 108508660 A CN108508660 A CN 108508660A
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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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
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- Crystallography & Structural Chemistry (AREA)
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Abstract
The invention discloses a kind of disparity barrier, display device and its dispaly state control methods, belong to display technology field.Disparity barrier light emission side is provided with the first polarizing film, and disparity barrier includes：It is sequentially overlapped the first annular seal space body and the second seal cavity of setting；Each seal cavity includes in first annular seal space body and the second seal cavity：Two substrates being mutually parallel and the liquid crystal layer being arranged between two substrates；Two substrates include first substrate and second substrate, the multiple strip shaped electric poles that are on one side provided with array arrangement of the first substrate close to second substrate；Second substrate is provided with transparent electrode layer on one side close to first substrate, and transparent electrode layer can form the pressure difference for making liquid crystal deflection in liquid crystal layer with strip shaped electric poles.The disclosure is used in display device, increases the flexibility of privacy protection, solves the problems, such as that the reliability of secret protection is relatively low.
Description
Technical field
This disclosure relates to a kind of display technology field more particularly to disparity barrier, display device and its dispaly state control
Method.
Background technology
Currently, manufacturer is all partial to expand display device visible angle, realize that the content of wide viewing angle is shown, is convenient for multiple use
Family carries out sharing viewing from all angles to the display content of display device respectively.But when display content includes private information
When, user is not intended to the private information and is pried through by others, and the wide viewing angle display effect of display device obviously cannot meet this
When user demand.
In the related technology, display device includes：Display panel, and positioned at the disparity barrier of display panel light-emitting surface, this is aobvious
Showing device is additionally provided with front camera, and display device detects user's pupil position by front camera and changes, and to display
The display content of device is adjusted so that shows that the visible angle of content can be limited by disparity barrier, so that it is guaranteed that aobvious
Show that content can not be viewed in certain angular range.
During realizing the disclosure, inventor has found that the relevant technologies have at least the following problems：Current parallax screen
The direction that barrier carries out secret protection is fixed-direction, and therefore, the reliability of secret protection is relatively low.
Invention content
Reliability in order to solve the problems, such as the secret protection of the relevant technologies is relatively low, present disclose provides a kind of disparity barrier,
Display device and its dispaly state control method.The technical solution is as follows：
In a first aspect, providing a kind of disparity barrier, the disparity barrier light emission side is provided with the first polarizing film, described to regard
Poor barrier includes：
It is sequentially overlapped the first annular seal space body and the second seal cavity of setting；
Each seal cavity includes in the first annular seal space body and second seal cavity：
Two substrates being mutually parallel and the liquid crystal layer being arranged between described two substrates；
Described two substrates include first substrate and second substrate, one side of the first substrate close to the second substrate
It is provided with multiple strip shaped electric poles of array arrangement；
The second substrate is provided with transparent electrode layer on one side close to the first substrate, and the transparent electrode layer can
Being formed with the strip shaped electric poles makes the pressure difference of liquid crystal deflection in the liquid crystal layer；
Wherein, in the first arragement direction of the strip shaped electric poles in the first annular seal space body and second seal cavity
Second arragement direction of strip shaped electric poles is different；
It can be in the first annular seal space body and second sealing from the line polarisation of the disparity barrier incident side incidence
First polarizing film is penetrated in cavity under the control of liquid crystal or is filtered out by the described first inclined piece.
Optionally, the disparity barrier incident side is provided with the second polarizing film, and second polarizing film is inclined with described first
The shake polarization direction of piece is in default angle；The light that the disparity barrier is incident to by second polarizing film is line polarisation.
Optionally, the default angle is 90 degree.
Optionally, first arragement direction is vertical with second arragement direction.
Optionally, the strip shaped electric poles and the transparent electrode layer are formed by tin indium oxide ITO.
Second aspect provides a kind of display device, including：
The disparity barrier being arranged on the light-emitting surface of display panel and the display panel, the disparity barrier are first aspect
The disparity barrier of offer.
Optionally, the display device further includes：It is arranged on the disparity barrier side positioned at the display panel
Third polarizing film, second polarizing film is structure as a whole with the third polarizing film.
Optionally, the display device further includes：The grid line and data line of a plurality of cross arrangement, first arragement direction
For the scanning direction of the grid line, second arragement direction is the scanning direction of the data line.
Optionally, the display device further includes sensor module and controller,
The sensor module is used to obtain the content display direction of the display device；
The controller is used to control strip shaped electric poles and institute described in the disparity barrier according to the content display direction
It states transparent electrode layer and forms the pressure difference for making liquid crystal deflection.
Optionally, the sensor module is gravity sensor.
The third aspect provides a kind of dispaly state control method, is applied to first aspect or second aspect is any described
On disparity barrier, the method includes：
Obtain the content display direction of the display device；
It is in target masked state to control the disparity barrier according to the content display direction, the target masked state with
The content display direction matching；
Wherein, the target masked state is the first masked state or secondary shielding state, and first masked state is
Multiple strip shaped electric poles in the first annular seal space body form the pressure difference for making liquid crystal deflection with the transparent electrode layer, and described the
When multiple strip shaped electric poles in two seal cavities do not form the pressure difference for making liquid crystal deflection with the transparent electrode layer, the parallax screen
The be in state of barrier；
The secondary shielding state is multiple strip shaped electric poles and the transparent electrode layer shape in second seal cavity
At the pressure difference for making liquid crystal deflection, and multiple strip shaped electric poles in the first annular seal space body do not form with the transparent electrode layer and make
When the pressure difference of liquid crystal deflection, the be in state of disparity barrier.
Optionally, the content display direction for obtaining display device, including：
The content display direction of the display device is obtained by gravity sensor.
The advantageous effect that technical solution provided by the present disclosure is brought is：
By controlling the strip shaped electric poles in different sealing cavity so that strip shaped electric poles on the first arragement direction in disparity barrier
The corresponding liquid crystal deflection of strip shaped electric poles on corresponding liquid crystal deflection or the second arragement direction, and then make the disparity barrier can be with
Privacy protection is carried out in two directions, increases the flexibility of privacy protection, improves the reliability of privacy protection.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is a kind of film layer structure schematic diagram for disparity barrier that the embodiment of the present disclosure provides；
Fig. 2-1 is a kind of planar structure schematic diagram for first annular seal space body that the embodiment of the present disclosure provides；
Fig. 2-2 is a kind of planar structure schematic diagram for second seal cavity that the embodiment of the present disclosure provides；
Fig. 3 is the film layer structure schematic diagram for another disparity barrier that the embodiment of the present disclosure provides；
Fig. 4 is a kind of planar structure schematic diagram for disparity barrier that the embodiment of the present disclosure provides；
Fig. 5-1 is design sketch when a kind of disparity barrier that one illustrative examples of the disclosure provide is in masked state；
Fig. 5-2 is effect when another disparity barrier that one illustrative examples of the disclosure provide is in masked state
Figure；
Fig. 6 is a kind of structural schematic diagram for display device that one illustrative examples of the disclosure provide；
Fig. 7 is a kind of flow chart for dispaly state control method that one illustrative examples of the disclosure provide；
Fig. 8-1 is the flow chart for another dispaly state control method that one illustrative examples of the disclosure provide；
Fig. 8-2 is schematic diagram when display device is in secret display pattern in the related technology；
A kind of design sketch for corresponding masked state that Fig. 8-3 is display device context display direction when being second direction；
Fig. 8-4 is that a kind of display device context display direction that the disclosure one is schematically implemented to provide is first direction when institute
The design sketch of corresponding masked state；
Corresponding shielding when being first direction that Fig. 8-5 is a kind of display device context display direction that the relevant technologies provide
The design sketch of state.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of consistent device and method of some aspects be described in detail in claims, the application.
It is the purpose only merely for description specific embodiment in term used in this application, is not intended to be limiting the application.
It is also intended to including majority in the application and "an" of singulative used in the attached claims, " described " and "the"
Form, unless context clearly shows that other meanings.It is also understood that term "and/or" used herein refers to and wraps
Containing one or more associated list items purposes, any or all may be combined.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the application
A little information should not necessarily be limited by these terms.These terms are only used for same type of information being distinguished from each other out.For example, not departing from
In the case of the application range, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination ".
The disclosure is implemented to provide a kind of disparity barrier, as shown in Figure 1, Fig. 1 is a kind of parallax that the embodiment of the present disclosure provides
The film layer structure schematic diagram of barrier, the disparity barrier light emission side are provided with the first polarizing film 20, which may include：
It is sequentially overlapped the first annular seal space body 10a and the second seal cavity 10b of setting.
Each seal cavity includes in the first annular seal space body 10a and the second seal cavity 20b：
Two substrates being mutually parallel and the liquid crystal layer 13 being arranged between two substrates.
Two substrates include first substrate 11 and second substrate 12, and first substrate 11 is set on one side close to second substrate 12
It is equipped with multiple strip shaped electric poles 14 of array arrangement.
Second substrate 12 is provided with transparent electrode layer 15 on one side close to first substrate 11, and transparent electrode layer 15 can be with item
Shape electrode forms the pressure difference for making liquid crystal deflection in liquid crystal layer 13.By controlling voltage on strip shaped electric poles 14 and transparent electrode layer 15
Load, can make liquid crystal deflection or not deflect, whether so as to adjust the light transmission for controlling disparity barrier.
- 1 and Fig. 2-2 are please referred to Fig.2, Fig. 2-1 is a kind of plane for first annular seal space body 10a that the embodiment of the present disclosure provides
Structural schematic diagram, Fig. 2-2 are a kind of planar structure schematic diagrams for second seal cavity 10b that the embodiment of the present disclosure provides.First
The first arragement direction (Fig. 2-1 is illustrated by taking x-axis direction as an example) of strip shaped electric poles 14a in seal cavity 10a, it is close with second
The second arragement direction (Fig. 2-1 is illustrated by taking y-axis direction as an example) for sealing the strip shaped electric poles 14b in cavity 10b is different.
It can be in first annular seal space body 10a and the second seal cavity 10b from the line polarisation S of disparity barrier incident side incidence
The first polarizing film 20 is penetrated under the control of liquid crystal or is filtered out by the first inclined piece 20.
In the embodiments of the present disclosure, when the polarization direction of the first polarizing film 20 is vertical with the polarization direction of line polarisation S,
In the case that liquid crystal in liquid crystal layer 13 does not deflect, line polarisation S penetrates the first polarizing film 20；Liquid crystal deflection in liquid crystal layer 13
In the case of, line polarisation S is filtered out by the first polarizing film 20.When the polarization side of the polarization direction and line polarisation S of the first polarizing film 20
To it is identical when, in the case of liquid crystal deflection in liquid crystal layer 13, line polarisation S penetrates the first polarizing film 20；In liquid crystal layer 13
Liquid crystal do not deflect in the case of, line polarisation S is filtered out by the first polarizing film 20.
In practical application, transparent electrode layer 15 and strip shaped electric poles 14 formed pressure difference mode it is usual there are two types of：One is saturating
15 on-load voltage of prescribed electrode layer, and the also on-load voltage, but the two voltage value difference of strip shaped electric poles 14；Another kind is transparent electrode layer
15 are not loaded with voltage (normally coupled to ground), and 14 on-load voltage of strip shaped electric poles.Transparent electrode layer 15 is not formed with strip shaped electric poles 14
There are two types of the mode of pressure difference is usual：One is 15 on-load voltage of transparent electrode layer, and the also on-load voltage, but the two of strip shaped electric poles 14
Voltage value is identical；Another kind is that transparent electrode layer 15 and strip shaped electric poles 14 are not loaded with voltage.
Following embodiment is so that transparent electrode layer 15 is grounded (namely being persistently not loaded with voltage to transparent electrode layer 15) as an example
It illustrates, at this point, by adjusting the i.e. controllable transparent electrode layer 15 of load and strip shaped electric poles of the voltage on strip shaped electric poles 14
Whether 14 form pressure difference, that is to say, in on-load voltage on strip shaped electric poles 14, transparent electrode layer 15 is formed with strip shaped electric poles 14 and pressed
Difference, liquid crystal deflection；When being not loaded with voltage on strip shaped electric poles 14, transparent electrode layer 15 does not form pressure difference, liquid crystal with strip shaped electric poles 14
It is non deflected.
In the embodiments of the present disclosure, if the strip shaped electric poles 14a in the first cavity 10a of control and the formation of transparent electrode layer 15
Make the pressure difference of liquid crystal deflection, and the strip shaped electric poles 14b in the second cavity 10b is not formed with transparent electrode layer 15 makes liquid crystal deflection
Pressure difference forms the transparent area being intervally arranged and alternatively non-transparent district along the first arragement direction at this time；If controlled in the first cavity 10a
Strip shaped electric poles 14a and transparent electrode layer 15 do not formed and make the pressure difference of liquid crystal deflection, and strip shaped electric poles in the second cavity 10b
14b forms the pressure difference for making liquid crystal deflection with transparent electrode layer 15, forms the light transmission being intervally arranged along the second arragement direction at this time
Area and alternatively non-transparent district.
In conclusion a kind of disparity barrier that the embodiment of the present disclosure provides, by controlling the strip in different sealing cavity
Electrode so that item on the corresponding liquid crystal deflection of strip shaped electric poles or the second arragement direction on the first arragement direction in disparity barrier
The corresponding liquid crystal deflection of shape electrode, and then the disparity barrier is allow to carry out privacy protection in two directions, increase secret
The flexibility of protection improves the reliability of privacy protection.
Optionally, referring to FIG. 3, Fig. 3 is the film layer structure signal for another disparity barrier that the embodiment of the present disclosure provides
Figure.The disparity barrier incident side is provided with the second polarizing film 30, the polarization direction of second polarizing film 30 and the first polarizing film 20
In default angle, the light that disparity barrier is incident to by the second polarizing film 30 is line polarisation.The default angle can be 90
Degree.Make the pressure difference of liquid crystal deflection (namely not to transparent electrode layer 15 when transparent electrode layer 15 can not be formed with strip shaped electric poles 14
With 14 on-load voltage of strip shaped electric poles) when, line polarisation S can be all emitted by the first polarizing film 20 after liquid crystal layer 13.It is real
In the application of border, also need to that the oriented layer 18 for carrying liquid crystal is arranged in 13 both sides of liquid crystal layer；It is also set up around liquid crystal layer 13
There is sealing glue frame 19, which can prevent liquid crystal from being let out from first annular seal space body 10a and the second seal cavity 10b
Dew.The strip shaped electric poles 14 and transparent electrode layer 15 are by tin indium oxide (English：Indium Tin Oxide；Referred to as：ITO) shape
At.
In the embodiments of the present disclosure, referring to FIG. 4, Fig. 4 is a kind of plane for disparity barrier that the embodiment of the present disclosure provides
Structural schematic diagram.Strip shaped electric poles 14a in first annular seal space body arranges along the first arragement direction (namely x-axis direction), and second is close
The strip shaped electric poles 14b sealed in cavity arranges along the second arragement direction (namely y-axis direction), first arragement direction and the second arrangement
Direction is vertical.
In practical application, as shown in figure 4, the strip shaped electric poles 14a in first annular seal space body is connect with control line A, second
Strip shaped electric poles 14b in seal cavity is connect with control line B.
Fig. 5-1 and Fig. 5-2 are please referred to, Fig. 5-1 is that a kind of disparity barrier that one illustrative examples of the disclosure provide is in
Design sketch when masked state, Fig. 5-2 are that another disparity barrier that one illustrative examples of the disclosure provide is in shielding shape
White area is transparent area in design sketch when state, Fig. 5-1 and Fig. 5-2, and black region is alternatively non-transparent district.
, can be to control line B on-load voltages for example, when needing to form masked state shown in Fig. 5-1, and controlling bus
A is not loaded with voltage, at this point, the strip shaped electric poles 14b in the second cavity and transparent electrode layer form the pressure difference for making liquid crystal deflection, and the
Strip shaped electric poles 14a in one cavity does not form the pressure difference for making liquid crystal deflection with transparent electrode layer, to be formed along the second arrangement side
The transparent area and alternatively non-transparent district being intervally arranged upwards；It, can be to control line A when needing to form masked state shown in Fig. 5-2
On-load voltage, and control line B is not loaded with voltage, at this point, the strip shaped electric poles 14a in the first cavity makes liquid with transparent electrode layer formation
The pressure difference of crystalline substance deflection, and the strip shaped electric poles 14b in the second cavity does not form the pressure difference for making liquid crystal deflection with transparent electrode layer, to
Form the transparent area being intervally arranged along the first arragement direction and alternatively non-transparent district.
In conclusion a kind of disparity barrier that the embodiment of the present disclosure provides, by controlling the strip in different sealing cavity
Electrode so that item on the corresponding liquid crystal deflection of strip shaped electric poles or the second arragement direction on the first arragement direction in disparity barrier
The corresponding liquid crystal deflection of shape electrode, and then the disparity barrier is allow to carry out privacy protection in two directions, increase secret
The flexibility of protection improves the reliability of privacy protection.
Disclosure implementation also provides a kind of display device, is provided as shown in fig. 6, Fig. 6 is one illustrative examples of the disclosure
A kind of display device structural schematic diagram, which may include：Display panel 02 and going out in the display panel 02
The disparity barrier 01 being arranged in smooth surface, the disparity barrier 01 can be the disparity barriers shown in Fig. 3.
Optionally, as shown in fig. 6, the first polarizing film 20 of the light emission side setting of disparity barrier 01 is far from display panel 02
Light-emitting surface, disparity barrier 01 incident side setting the second polarizing film 30 close to display panel 02 light-emitting surface.Display device is also
May include：The third polarizing film 021 being arranged on the side of disparity barrier 01 positioned at display panel 02.The third polarizing film
021 can be structure as a whole with the second polarizing film 30, namely only need to be arranged one between disparity barrier 01 and display panel 02
A polarizing film.
Optionally, which further includes：The grid line and data line of a plurality of cross arrangement, the first row in disparity barrier
Cloth direction is the scanning direction of grid line, and the second arragement direction is the scanning direction of data line.
In the embodiments of the present disclosure, display panel includes multiple scanning directions along the scanning direction of grid line and data line
The pixel unit of array arrangement, each pixel unit are located in grid line and the data line area defined of cross arrangement, each
Pixel unit may include red sub-pixel, green sub-pixels and blue subpixels, and the width of strip shaped electric poles can in disparity barrier
With in display panel pixel unit it is of same size, the spacing of each two adjacent strip shaped electric poles 14 can be two pixel lists
The width of member, as shown in fig. 6, the length of the length of strip shaped electric poles 14a in first annular seal space body 10a and display panel 02 can be with
Identical, length and the width of display panel 02 of the strip shaped electric poles 14b in the second seal cavity 10b can be identical.The disclosure is real
Example is applied to be not especially limited the width of strip shaped electric poles 14 and the spacing of multiple strip shaped electric poles 14.
In the embodiments of the present disclosure, which can also include：Sensor module and controller, wherein sensor
Component is used to obtain the content display direction of display device；Controller is used to control item in disparity barrier according to content display direction
Shape electrode forms the pressure difference for making liquid crystal deflection with transparent electrode layer.
It is apparent to those skilled in the art that for convenience and simplicity of description, the display of foregoing description
Device specific work process can refer to the corresponding process in following methods embodiment, and details are not described herein.
In conclusion a kind of display device that the embodiment of the present disclosure provides, by controlling the strip in different sealing cavity
Electrode so that item on the corresponding liquid crystal deflection of strip shaped electric poles or the second arragement direction on the first arragement direction in disparity barrier
The corresponding liquid crystal deflection of shape electrode, and then the disparity barrier is allow to carry out privacy protection in two directions, increase secret
The flexibility of protection improves the reliability of privacy protection.
The embodiment of the present disclosure also provides a kind of dispaly state control method, as shown in fig. 7, Fig. 7 is that the disclosure one is schematic
A kind of flow chart for dispaly state control method that embodiment provides, the dispaly state control method is for controlling in display device
Disparity barrier be in target masked state, this method may include：
Step 701, the content display direction for obtaining display device.
Step 702, according to content display direction control disparity barrier be in target masked state, the target masked state with it is interior
Hold display direction matching.
Wherein, target masked state is the first masked state or secondary shielding state, and the first masked state is the first sealing
Multiple strip shaped electric poles in cavity form the pressure difference for making liquid crystal deflection, and multiple in the second seal cavity with transparent electrode layer
When shape electrode does not form the pressure difference for making liquid crystal deflection with transparent electrode layer, the be in state of disparity barrier；Secondary shielding state is the
Multiple strip shaped electric poles in two seal cavities form the pressure difference for making liquid crystal deflection with transparent electrode layer, and in first annular seal space body
When multiple strip shaped electric poles do not form the pressure difference for making liquid crystal deflection with transparent electrode layer, the be in state of disparity barrier.
In conclusion a kind of condition control method that the embodiment of the present disclosure provides, by controlling in different sealing cavity
Strip shaped electric poles so that the corresponding liquid crystal deflection of strip shaped electric poles or the second arragement direction on the first arragement direction in disparity barrier
The corresponding liquid crystal deflection of upper strip shaped electric poles, and then the disparity barrier is allow to carry out privacy protection in two directions, it increases
The flexibility of privacy protection improves the reliability of privacy protection.
Fig. 8-1 is please referred to, Fig. 8-1 is another dispaly state control method that one illustrative examples of the disclosure provide
Flow chart, the disparity barrier which is used to control in display device is in target masked state, and this method can
To include：
Step 801, the content display direction that display device is obtained by gravity sensor.
Optionally, while executing step 801, it is also necessary to determine that display device is in secret display pattern.It please refers to
Fig. 8-2, Fig. 8-2 are schematic diagrams when display device is in secret display pattern in the related technology.In secret display pattern
When, disparity barrier 01 is in masked state, at this point, can be watched in the user (i.e. the user of display device) at C1 aobvious
Show the complete display content on panel 02；And another user's sight at the C2 is limited by disparity barrier 01, can not watch or
The display content of display panel 02 can not completely be watched.The display device that the embodiment of the present disclosure provides is shown in secret
Principle when pattern is identical as the relevant technologies, is not repeated herein.
Step 802, according to content display direction control disparity barrier be in target masked state, the target masked state with it is interior
Hold display direction matching.
Illustratively, the masked state of disparity barrier can be as shown in table 1 with the correspondence of content display direction, when obtaining
Get display content direction be second direction (second direction can in reference chart 4 y-axis direction namely the second direction with
Second arragement direction is identical) when, corresponding disparity barrier is in the first masked state；It is first party when getting display content direction
To (first direction can in reference chart 4 x-axis direction namely the first direction it is identical as the first arragement direction) when, it is corresponding
Disparity barrier be in secondary shielding state.
Table 1
| The content display direction of display device | The masked state of disparity barrier |
| First direction | Secondary shielding state |
| Second direction | First masked state |
Wherein, it when it is first direction to get display content direction, then controls in disparity barrier in the second seal cavity
Multiple strip shaped electric poles and transparent electrode layer form the pressure difference for making liquid crystal deflection, and multiple strip shaped electric poles in first annular seal space body
When not forming the pressure difference for making liquid crystal deflection with transparent electrode layer, disparity barrier is in secondary shielding state so that display panel is emitted
Light portion transmission, be partly blocked；When it is second direction to get display content direction, then the is controlled in disparity barrier
Multiple strip shaped electric poles in one seal cavity form the pressure difference for making liquid crystal deflection with transparent electrode layer, and in the second seal cavity
When multiple strip shaped electric poles do not form the pressure difference for making liquid crystal deflection with transparent electrode layer, disparity barrier is in the first masked state so that
The light portion transmission of display panel outgoing, is partly blocked.
Please refer to Fig. 8-3, Fig. 8-4 and 8-5, it is second direction when institute that Fig. 8-3, which is a kind of display device context display direction,
The design sketch of corresponding masked state, Fig. 8-4 are that the disclosure one schematically implements a kind of display device context display side provided
To for first direction when corresponding masked state design sketch, Fig. 8-5 be the relevant technologies provide a kind of display device context
The design sketch of corresponding masked state when display direction is first direction.It can be found out easily by above-mentioned three width figure, related skill
When the content display direction of display device is first direction or second direction in art, only a kind of masked state, secret protection
Reliability it is relatively low；And the display device that the embodiment of the present disclosure provides, when the content display direction of display device is first direction
When, the disparity barrier in the display device is in secondary shielding state, when the content display direction of display device is second direction,
Disparity barrier in the display device is in the first masked state, and different content display directions, correspondence are different in display device
Masked state improves the reliability of privacy protection.
It is apparent to those skilled in the art that for convenience and simplicity of description, the display of foregoing description
Device controls the specific control principle that disparity barrier is in target masked state, can refer to the implementation of aforementioned disparity barrier structure
Example, details are not described herein.
In conclusion a kind of condition control method that the embodiment of the present disclosure provides, by controlling in different sealing cavity
Strip shaped electric poles so that the corresponding liquid crystal deflection of strip shaped electric poles or the second arragement direction on the first arragement direction in disparity barrier
The corresponding liquid crystal deflection of upper strip shaped electric poles, and then the disparity barrier is allow to carry out privacy protection in two directions, it increases
The flexibility of privacy protection improves the reliability of privacy protection.
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and includes the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (12)
1. a kind of disparity barrier, which is characterized in that the disparity barrier light emission side is provided with the first polarizing film, the disparity barrier
Including：
It is sequentially overlapped the first annular seal space body and the second seal cavity of setting；
Each seal cavity includes in the first annular seal space body and second seal cavity：
Two substrates being mutually parallel and the liquid crystal layer being arranged between described two substrates；
Described two substrates include first substrate and second substrate, and the first substrate is arranged close to the one side of the second substrate
There are multiple strip shaped electric poles of array arrangement；
The second substrate is provided with transparent electrode layer on one side close to the first substrate, and the transparent electrode layer can be with institute
It states strip shaped electric poles and forms the pressure difference for making liquid crystal deflection in the liquid crystal layer；
Wherein, the first arragement direction of the strip shaped electric poles in the first annular seal space body and the strip in second seal cavity
Second arragement direction of electrode is different；
It can be in the first annular seal space body and second seal cavity from the line polarisation of the disparity barrier incident side incidence
First polarizing film is penetrated under the control of middle liquid crystal or is filtered out by the described first inclined piece.
2. disparity barrier according to claim 1, which is characterized in that the disparity barrier incident side is provided with the second polarization
The polarization direction of piece, second polarizing film and first polarizing film is in default angle；By second polarizing film incidence
Light to the disparity barrier is line polarisation.
3. disparity barrier according to claim 2, which is characterized in that the default angle is 90 degree.
4. disparity barrier according to claim 1, which is characterized in that first arragement direction and the second arrangement side
To vertical.
5. disparity barrier according to claim 1, which is characterized in that the strip shaped electric poles and the transparent electrode layer by
Tin indium oxide ITO is formed.
6. a kind of display device, which is characterized in that including：The parallax being arranged on the light-emitting surface of display panel and the display panel
Barrier, the disparity barrier are any disparity barrier of claim 1 to 5.
7. display device according to claim 6, which is characterized in that the display device further includes：Positioned at the display
The third polarizing film that panel is arranged on the disparity barrier side, second polarizing film are one with the third polarizing film
Body structure.
8. display device according to claim 6, which is characterized in that the display device further includes：A plurality of cross arrangement
Grid line and data line, first arragement direction be the grid line scanning direction, second arragement direction be the number
According to the scanning direction of line.
9. display device according to claim 6, which is characterized in that the display device further includes sensor module and control
Device processed；
The sensor module is used to obtain the content display direction of the display device；
The controller be used for according to the content display direction control strip shaped electric poles described in the disparity barrier with it is described
Prescribed electrode layer forms the pressure difference for making liquid crystal deflection.
10. display device according to claim 9, which is characterized in that
The sensor module is gravity sensor.
11. a kind of dispaly state control method, which is characterized in that be applied to any disparity barrier of claim 1 to 11
On, the method includes：
Obtain the content display direction of the display device；
It is in target masked state to control the disparity barrier according to the content display direction, the target masked state with it is described
Content display direction matches；
Wherein, the target masked state is the first masked state or secondary shielding state, and first masked state is described
Multiple strip shaped electric poles in first annular seal space body form the pressure difference for making liquid crystal deflection with the transparent electrode layer, and described second close
When multiple strip shaped electric poles in envelope cavity do not form the pressure difference for making liquid crystal deflection with the transparent electrode layer, the disparity barrier institute
In state；
The secondary shielding state is multiple strip shaped electric poles in second seal cavity to be made with transparent electrode layer formation
The pressure difference of liquid crystal deflection, and multiple strip shaped electric poles in the first annular seal space body and the transparent electrode layer are not formed makes liquid crystal
When the pressure difference of deflection, the be in state of disparity barrier.
12. according to the method for claim 11, which is characterized in that the content display direction for obtaining display device, packet
It includes：
The content display direction of the display device is obtained by gravity sensor.
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| CN113741735A (en) * | 2020-05-28 | 2021-12-03 | 北京小米移动软件有限公司 | Curved screen, curved screen manufacturing method and terminal |
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