CN107065242A - Peep-proof structure, display device and its display methods - Google Patents
Peep-proof structure, display device and its display methods Download PDFInfo
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- CN107065242A CN107065242A CN201710257246.0A CN201710257246A CN107065242A CN 107065242 A CN107065242 A CN 107065242A CN 201710257246 A CN201710257246 A CN 201710257246A CN 107065242 A CN107065242 A CN 107065242A
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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
- G02F1/1323—Arrangements for providing a switchable viewing angle
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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
- G02F1/133377—Cells with plural compartments or having plurality of liquid crystal microcells partitioned by walls, e.g. one microcell per pixel
-
- 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
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- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a kind of peep-proof structure, display device and its display methods, belong to display technology field.Wherein, peep-proof structure, including multiple separate optical units, each optical unit include：First electrode；Second electrode；First refractive between the first electrode and the second electrode commands troops to command troops with the second refraction, pass through the electric signal for controlling to apply to the first electrode and second electrode, the optical unit can be controlled to switch between the first state and a second state, wherein, under first state, the refractive index that the first refractive is commanded troops is equal with the refractive index that the described second refraction is commanded troops；Under second state, the first refractive is commanded troops unequal with the second refractive index for commanding troops of refraction.By technical scheme, it can realize that peep-proof shows the switching between shared display, and the visual experience of user can be improved.
Description
Technical field
The present invention relates to display technology field, a kind of peep-proof structure, display device and its display methods are particularly related to.
Background technology
With social development, abundant, miscellaneous electronic equipment such as mobile phone, computer, TV and the people of material conditions
Life and work combination between the two also become more and more closer.However, electronic equipment is providing many convenient for people
While, it is also possible to bring the leakage problem of personal information.For example, by taking the display device of prior art as an example, generally
The display device of prior art has than larger visual perspective, and this is a big advantage for shared display；So
And, the secrecy for personal information security is unfavorable.
It is usually to attach peep-proof film, peep-proof on the market on display product in the prior art to realize that peep-proof is shown
It is due to that peep-proof film is more serious to luminance decay, user passes through peep-proof although film can reach certain peep-proof effect
The picture image that film is observed will be more dim, so that the visual experience of user is poor, and attaches peep-proof film
Mode can not realize that peep-proof shows the switching between shared display.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of peep-proof structure, display device and its display methods, Neng Goushi
Existing peep-proof shows the switching between shared display, and can improve the visual experience of user.
In order to solve the above technical problems, embodiments of the invention offer technical scheme is as follows：
On the one hand there is provided a kind of peep-proof structure, including multiple separate optical units, each optical unit includes：
First electrode；
Second electrode；
First refractive between the first electrode and the second electrode commands troops to command troops with the second refraction, passes through control
The electric signal to the first electrode and second electrode application is made, the optical unit can be controlled in first state and the second shape
Switched between state, wherein, under first state, the folding that the refractive index that the first refractive is commanded troops is commanded troops with the described second refraction
Penetrate rate equal；Under second state, the first refractive is commanded troops unequal with the second refractive index for commanding troops of refraction.
Further, the peep-proof structure also includes：
The first substrate and second substrate being oppositely arranged；
The first electrode is located at the first substrate towards the side of the second substrate；
The second electrode is located at the second substrate towards the side of the first substrate.
Further, the first refractive is commanded troops as the holding tank being made using solid material；
Second refraction is commanded troops as the liquid crystal molecule in the holding tank, the solid material and the liquid crystal point
Sub- powering state or the refractive index being not added with electricity condition are identical.
Further, the solid material is ultraviolet photocureable material.
Further, the holding tank is semicircle in the section on bearing of trend.
The embodiment of the present invention additionally provides a kind of display device, including display panel and is arranged on the display panel and shows
The peep-proof structure as described above of side.
Further, the display panel includes multiple sub-pixs, and the width of the optical unit is wide equal to sub-pix
The integral multiple of degree.
The embodiment of the present invention additionally provides a kind of display methods, applied to display device as described above, the display side
Method includes：
The electric signal to the first electrode and second electrode application is controlled, so as to control the optical unit in the first shape
Switched between state and the second state, wherein, under first state, the refractive index that the first refractive is commanded troops and second folding
Penetrate the refractive index commanded troops equal；Under second state, the first refractive is commanded troops unequal with the second refractive index for commanding troops of refraction.
Further, the display methods is specifically included：
When carrying out peep-proof display, the electric signal to the first electrode and second electrode application is controlled, makes all optics
Unit is in the second state；
When carrying out shared display, the electric signal to the first electrode and second electrode application is controlled, makes all optics
Unit is in first state.
Further, the display methods is specifically included：
When carrying out peep-proof display, the electric signal to the first electrode and second electrode application is controlled, makes to be located at visually
Optical unit in region is in first state, and the optical unit outside viewing area is in the second state；
When carrying out shared display, the electric signal to the first electrode and second electrode application is controlled, makes all optics
Unit is in first state.
Embodiments of the invention have the advantages that：
In such scheme, peep-proof structure is made in the display side of display panel, by controlling the first electricity to peep-proof structure
The electric signal that pole and second electrode apply, can be such that optical unit switches between the first state and a second state.Altogether
Enjoy under display pattern, all optical units are in first state, the folding that the refractive index that first refractive is commanded troops is commanded troops with the second refraction
Penetrate that rate is equal, the display picture and the normal display picture of display panel watched by peep-proof structure do not have any difference, can
Angle is big；Under peep-proof display pattern, at least part optical unit is in the second state, and first refractive is commanded troops and the second refraction
The refractive index commanded troops is unequal, can change the direction of the light by peep-proof structure, in side view angle, due on display panel
There is black matrix region and colorful filter structure, constitute space periodicity distribution so that the sub-pix on display panel is micro-
Structure complements each other to form strong moire fringes with optical unit, so as to disturb observation of the side view angle to display panel, reaches
Anti-peeping purpose., can be on the basis of the display devices such as computer monitor, mobile phone effectively by technical scheme
The switching of peep-proof display pattern and shared display pattern is realized on ground, more focuses on the privacy of protection user, while compared to existing
Some peep-proof films have more preferable display brightness, can improve the viewing experience of user.
Brief description of the drawings
Fig. 1 is schematic diagram when peep-proof of embodiment of the present invention structure is in shared display pattern；
Fig. 2 and Fig. 3 is schematic diagram when peep-proof of embodiment of the present invention structure is in peep-proof display pattern；
Fig. 4 is the moire fringes schematic diagram that beholder watches outside viewing area；
Fig. 5 is the schematic diagram of viewing area of the embodiment of the present invention.
Reference
The ultraviolet photocureable material of 1 first substrate, 2 first electrode 3
The second substrate of 4 liquid crystal molecule, 5 second electrode 6
Embodiment
To make embodiments of the invention technical problem, technical scheme and the advantage to be solved clearer, below in conjunction with
Drawings and the specific embodiments are described in detail.
Unless otherwise defined, the technical term or scientific terminology that the disclosure is used should be tool in art of the present invention
The ordinary meaning that the personage for having general technical ability is understood." first ", " second " that is used in the disclosure and similar word are simultaneously
Any order, quantity or importance are not indicated that, and is used only to distinguish different parts." comprising " or "comprising" etc.
The element or object that similar word means to occur before the word cover the element or object for appearing in the word presented hereinafter
And its it is equivalent, and it is not excluded for other elements or object.The similar word such as " connection " or " connected " is not limited to physics
Or machinery connection, but electrical connection can be included, it is either directly or indirect." on ", " under ",
"left", "right" etc. is only used for representing relative position relation, and after the absolute position for being described object changes, then the relative position is closed
System may also correspondingly change.
It is appreciated that ought such as layer, film, region or substrate etc element be referred to as be located at another element "above" or "below"
When, the element " direct " can be located at "above" or "below" another element, or there may be intermediary element.
Embodiments of the invention will compare for user in the prior art through the picture image that peep-proof film is observed
It is dim, so that the visual experience of user is poor, and attaches the mode of peep-proof film and can not realize that peep-proof shows and shared
The problem of switching between display there is provided a kind of peep-proof structure, display device and its display methods, can realize peep-proof show with
Switching between shared display, and the visual experience of user can be improved.
Embodiment one
The present embodiment provides a kind of peep-proof structure, including multiple separate optical units, and each optical unit includes：
First electrode；
Second electrode；
First refractive between the first electrode and the second electrode commands troops to command troops with the second refraction, passes through control
The electric signal to the first electrode and second electrode application is made, the optical unit can be controlled in first state and the second shape
Switched between state, wherein, under first state, the folding that the refractive index that the first refractive is commanded troops is commanded troops with the described second refraction
Penetrate rate equal；Under second state, the first refractive is commanded troops unequal with the second refractive index for commanding troops of refraction.
The peep-proof structure of the present embodiment can attach or be produced on the display side of display panel, by controlling to peep-proof structure
First electrode and second electrode apply electric signal, optical unit can be made to be cut between the first state and a second state
Change.Under shared display pattern, all optical units are in first state, the refractive index that first refractive is commanded troops and the second refractive index
The refractive index in portion is equal, and the display picture and the normal display picture of display panel watched by peep-proof structure do not have any difference
Different, visible angle is big；Under peep-proof display pattern, at least part optical unit is in the second state, and first refractive is commanded troops and the
The refractive index that two refractions are commanded troops is unequal, can change the direction of the light by peep-proof structure, in side view angle, due to display
There is black matrix region and colorful filter structure on panel, constitute space periodicity distribution so that the Asia on display panel
Pixel micro-structural complements each other to form strong moire fringes with optical unit, so as to disturb sight of the side view angle to display panel
Examine, reach anti-peeping purpose.By technical scheme, can the display devices such as computer monitor, mobile phone base
The switching of peep-proof display pattern and shared display pattern is effectively realized on plinth, more focuses on the privacy of protection user, simultaneously
There is more preferable display brightness compared to existing peep-proof film, the viewing experience of user can be improved.
Further, the peep-proof structure also includes：
The first substrate and second substrate being oppositely arranged；
The first electrode is located at the first substrate towards the side of the second substrate；
The second electrode is located at the second substrate towards the side of the first substrate.
Specifically, the first refractive commands troops be the holding tank being made using solid material, second refractive index
Portion is liquid crystal molecule in the holding tank, the solid material and the liquid crystal molecule powering state or is not added with electricity condition
Under refractive index it is identical.
It is identical with the refractive index under liquid crystal molecule powering state in the refractive index of solid-state material in one embodiment
When, when not applying electric signal to first electrode and second electrode, refractive index and the liquid crystal molecule of solid-state material are not added with electricity condition
Under refractive index it is different, at this moment can change the direction of the light by peep-proof structure, in side view angle, due on display panel
There is black matrix region and colorful filter structure, constitute space periodicity distribution so that the sub-pix on display panel is micro-
Structure complements each other to form strong moire fringes with optical unit, so as to disturb observation of the side view angle to display panel, reaches
Anti-peeping purpose；When applying signal to first electrode and second electrode, refractive index and the liquid crystal molecule of solid-state material are powered up
Refractive index under state is identical, does not change the direction of the light by peep-proof structure, the display picture and display panel watched
Normal display picture there is no any difference, visible angle is big, in shared display pattern.
In another embodiment, the refractive index phase under electricity condition is not added with refractive index and the liquid crystal molecule of solid-state material
Meanwhile, when not applying signal to first electrode and second electrode, under the refractive index and liquid crystal molecule powering state of solid-state material
Refractive index it is identical, do not change the direction of the light by peep-proof structure, the display picture watched and display panel it is normal
Display picture does not have any difference, and visible angle is big, in shared display pattern.Applying electricity to first electrode and second electrode
During signal, the refractive index of solid-state material is different from the refractive index under liquid crystal molecule powering state, at this moment can change by peep-proof
The direction of the light of structure, in side view angle, due to there is black matrix region and colorful filter structure on display panel, is constituted
Space periodicity distribution so that the sub-pix micro-structural on display panel complements each other to form strong mole with optical unit
Line, so as to disturb observation of the side view angle to display panel, reaches anti-peeping purpose, in peep-proof display pattern.
Specifically, the solid material can be ultraviolet photocureable material, and certain solid material can also be other printing opacities
Material, as long as it is identical with the liquid crystal molecule powering state or the refractive index being not added with electricity condition to meet solid material.
In one specific embodiment, the holding tank is semicircle in the section on bearing of trend.So in peep-proof
During display pattern, optical unit can be realized and post lens identical effect.
Specifically, as shown in figure 1, peep-proof structure includes the first substrate 1 and second substrate 6 being oppositely arranged, in the first base
Multiple optical units are formed between plate 1 and second substrate 6, each optical unit includes the first electricity for being arranged on first substrate 1
Pole 2 and the second electrode 5 being arranged on second substrate 6, the first electrode 2 and second electrode 5 of different optical units can be independent
Control can also be uniformly controlled.The appearance formed by ultraviolet photocureable material 3 is provided between first electrode 2 and second electrode 5
Receive groove, liquid crystal molecule 4 is equipped with holding tank, wherein, the refractive index and UV-curing of the liquid crystal molecule 4 being not added with electricity condition
The refractive index for changing material 3 is identical.
The peep-proof structure of the present embodiment can attach or be produced on the display side of display panel, show that need not carry out peep-proof
When showing, as shown in figure 1, not applying electric signal to first electrode 2 and second electrode 5, the long axis direction of liquid crystal molecule is perpendicular to paper
Face direction, the refractive index n of liquid crystal molecule 41With the refractive index n of ultraviolet photocureable material 32It is equal, so see with different view
Effect is consistent, and the visual range of display panel is than larger, to share display pattern.
When needing to carry out peep-proof display, as shown in Fig. 2 electricity can be applied to all first electrode 2 and second electrode 5
Signal so that liquid crystal molecule is holded up, then when watching with different view, due to liquid crystal molecule birefringence, its refractive index
There is difference in performance, i.e. the positive viewed area refractive index in center is remained in that as n2, but the refractive index n corresponding to the peep-proof region of side view1
N can be more than2, its refractive index value n is relevant with the angle of inclination watched, and different angle refraction rates are different.Like this, birefringence
Liquid crystal molecule to incide human eye light produce refraction action, show Lenticular screen effect.Due on display panel
Black matrix and colored filter are deposited, that is, constitutes the periodic distribution in space, when optical unit with it has close space to tie
During structure, the identification of content on moire fringes effect, influence display panel can be formed.As shown in figure 5, A areas are viewing area, A areas
Outside region be peep-proof region, can only see the image of moire fringes interference as shown in Figure 4., specifically, can in the present embodiment
Viewed area can be less than 30 ° of region for visual angle, and peep-proof region can be more than 30 ° of region for visual angle.
Further, can be without to the electricity of all first electrode 2 and second as shown in figure 3, when carrying out peep-proof display
Pole 5 applies electric signal, only can apply electric signal to the first electrode 2 and second electrode 5 in peep-proof region, not to viewing area
First electrode 2 and second electrode 5 apply electric signal, so only solidify in the refractive index of peep-proof region liquid crystal molecule 4 with ultraviolet light
The refractive index of material 3, produces refraction action to the light for inciding human eye, shows Lenticular screen effect, formation rubs
The identification of content on that line effect, influence display panel.So, by controlling the electricity of first electrode 2 and second to different zones
Pole 5 applies electric signal, can also control the size of viewing area, the distributed areas for not applying the optical unit of electric signal are bigger,
Then viewing area is bigger, and the distributed areas for applying the optical unit of electric signal are bigger, then peep-proof region is bigger.Also, it is noted that
The central area of display panel should be corresponded to by not applying the distributed areas of the optical unit of electric signal.
Embodiment two
Present embodiments provide a kind of display device, including display panel and be arranged on the display panel show side as
Upper described peep-proof structure.The display device can be：LCD TV, liquid crystal display, DPF, mobile phone, flat board electricity
Any product or part with display function such as brain, wherein, the display device also includes flexible PCB, printed circuit board (PCB)
And backboard.
Further, the display panel includes multiple sub-pixs, and the optical unit of the peep-proof structure needs and Asia
Pixel matches, integral multiple of the width equal to sub-pix width of optical unit, corresponding one of each optical unit or several
Sub-pix.
Embodiment three
A kind of display methods is present embodiments provided, applied to display device as described above, the display methods includes：
The electric signal to the first electrode and second electrode application is controlled, so as to control the optical unit in the first shape
Switched between state and the second state, wherein, under first state, the refractive index that the first refractive is commanded troops and second folding
Penetrate the refractive index commanded troops equal；Under second state, the first refractive is commanded troops unequal with the second refractive index for commanding troops of refraction.
By the electric signal for controlling first electrode and second electrode to peep-proof structure to apply, optical unit can be made the
Switched between one state and the second state.Under shared display pattern, all optical units are in first state, the first folding
Penetrate the refractive index commanded troops equal with the refractive index that the second refraction is commanded troops, the display picture and display surface watched by peep-proof structure
The normal display picture of plate does not have any difference, and visible angle is big；Under peep-proof display pattern, at least part optical unit is in
Second state, first refractive commands troops unequal with the second refractive index for commanding troops of refraction, can change the light by peep-proof structure
Direction, in side view angle, due to there is black matrix region and colorful filter structure on display panel, constitute space periodic
Property distribution so that sub-pix micro-structural on display panel complements each other to form strong moire fringes with optical unit, so that dry
Observation of the side view angle to display panel is disturbed, anti-peeping purpose is reached., can be aobvious in computer by technical scheme
Show the switching that peep-proof display pattern and shared display pattern are effectively realized on the basis of the display devices such as device, mobile phone, more fill
The privacy of user is protected again, while having more preferable display brightness compared to existing peep-proof film, can improve the viewing of user
Experience.
In one specific embodiment, when carrying out peep-proof display, all optical units can be made to be in the second state, it is described
Display methods is specifically included：
When carrying out peep-proof display, the electric signal to the first electrode and second electrode application is controlled, makes all optics
Unit is in the second state；
When carrying out shared display, the electric signal to the first electrode and second electrode application is controlled, makes all optics
Unit is in first state.
Specifically, as shown in Fig. 2 electric signal can be applied to all first electrodes 2 and second electrode 5 so that liquid crystal
Molecule is holded up, then when watching with different view, due to liquid crystal molecule birefringence, and difference occurs in the performance of its refractive index,
That is the positive viewed area refractive index in center is remained in that as n2, but the refractive index n corresponding to the peep-proof region of side view1N can be more than2, it is rolled over
Radiance rate value n is relevant with the angle of inclination watched, and different angle refraction rates are different.Like this, the liquid crystal molecule pair of birefringence
The light for inciding human eye produces refraction action, shows Lenticular screen effect.Due to deposited on display panel black matrix and
Colored filter, that is, constitute the periodic distribution in space, when optical unit has close space structure with it, can be formed
The identification of content on moire fringes effect, influence display panel.As shown in figure 5, A areas are viewing area, the region outside A areas is anti-
Region is peeped, the image of moire fringes interference as shown in Figure 4 is can only see.In the present embodiment, viewing area can be less than for visual angle
30 ° of region, peep-proof region can be more than 30 ° of region for visual angle.
In another specific embodiment, when carrying out peep-proof display, the optical unit in peep-proof region can be only set to be in second
State, the display methods is specifically included：
When carrying out peep-proof display, the electric signal to the first electrode and second electrode application is controlled, makes to be located at visually
Optical unit in region is in first state, and the optical unit outside viewing area is in the second state；
When carrying out shared display, the electric signal to the first electrode and second electrode application is controlled, makes all optics
Unit is in first state.
Specifically, can be without to all first electrodes 2 and second electrode as shown in figure 3, when carrying out peep-proof display
5 apply electric signals, only can apply electric signal to the first electrode 2 and second electrode 5 in peep-proof region, not to the of viewing area
One electrode 2 and second electrode 5 apply electric signal, so only in the refractive index and ultraviolet light solidification material of peep-proof region liquid crystal molecule 4
The refractive index of material 3, refraction action is produced to the light for inciding human eye, shows Lenticular screen effect, formation mole
The identification of content on line effect, influence display panel.By controlling first electrode 2 and second electrode 5 to different zones to apply
Electric signal, can also control the size of viewing area, and the distributed areas for not applying the optical unit of electric signal are bigger, then visible area
Domain is bigger, and the distributed areas for applying the optical unit of electric signal are bigger, then peep-proof region is bigger.Also, it is noted that not applying electricity
The distributed areas of the optical unit of signal should correspond to the central area of display panel.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of peep-proof structure, it is characterised in that including multiple separate optical units, each optical unit includes：
First electrode；
Second electrode；
First refractive between the first electrode and the second electrode command troops with second refraction command troops, by control to
The electric signal that the first electrode and second electrode apply, can control the optical unit first state and the second state it
Between switch over, wherein, under first state, the refractive index that refractive index that the first refractive is commanded troops is commanded troops with the described second refraction
It is equal；Under second state, the first refractive is commanded troops unequal with the second refractive index for commanding troops of refraction.
2. peep-proof structure according to claim 1, it is characterised in that the peep-proof structure also includes：
The first substrate and second substrate being oppositely arranged；
The first electrode is located at the first substrate towards the side of the second substrate；
The second electrode is located at the second substrate towards the side of the first substrate.
3. peep-proof structure according to claim 1, it is characterised in that
The first refractive is commanded troops as the holding tank being made using solid material；
Second refraction is commanded troops as the liquid crystal molecule in the holding tank, and the solid material adds with the liquid crystal molecule
Electricity condition or the refractive index being not added with electricity condition are identical.
4. peep-proof structure according to claim 3, it is characterised in that the solid material is ultraviolet photocureable material.
5. peep-proof structure according to claim 3, it is characterised in that the holding tank is in cutting on bearing of trend
Face is semicircle.
6. a kind of display device, it is characterised in that including display panel and be arranged on the display panel show side such as right
It is required that the peep-proof structure any one of 1-5.
7. display device according to claim 6, it is characterised in that the display panel includes multiple sub-pixs, institute
The width for stating optical unit is equal to the integral multiple of sub-pix width.
8. a kind of display methods, it is characterised in that applied to display device as claimed in claims 6 or 7, the display methods
Including：
Control the electric signal to the first electrode and second electrode application, thus control the optical unit in first state and
Switched between second state, wherein, under first state, the refractive index that the first refractive is commanded troops and second refractive index
The refractive index in portion is equal；Under second state, the first refractive is commanded troops unequal with the second refractive index for commanding troops of refraction.
9. display methods according to claim 8, it is characterised in that the display methods is specifically included：
When carrying out peep-proof display, the electric signal to the first electrode and second electrode application is controlled, makes all optical units
In the second state；
When carrying out shared display, the electric signal to the first electrode and second electrode application is controlled, makes all optical units
In first state.
10. display methods according to claim 8, it is characterised in that the display methods is specifically included：
When carrying out peep-proof display, the electric signal to the first electrode and second electrode application is controlled, makes to be located at viewing area
Interior optical unit is in first state, and the optical unit outside viewing area is in the second state；
When carrying out shared display, the electric signal to the first electrode and second electrode application is controlled, makes all optical units
In first state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710257246.0A CN107065242A (en) | 2017-04-19 | 2017-04-19 | Peep-proof structure, display device and its display methods |
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| WO2019007042A1 (en) * | 2017-07-06 | 2019-01-10 | 京东方科技集团股份有限公司 | Peep-proof device, display and method for driving display |
| CN109298557A (en) * | 2018-11-13 | 2019-02-01 | 昆山龙腾光电有限公司 | Display panel and anti-peeping display method and display device |
| CN110767142A (en) * | 2019-09-12 | 2020-02-07 | 苏州佳世达电通有限公司 | Display device |
| CN112817071A (en) * | 2019-10-31 | 2021-05-18 | 恒颢科技股份有限公司 | Optical fitting |
| WO2021238345A1 (en) * | 2020-05-27 | 2021-12-02 | 华为技术有限公司 | Viewing angle controllable module, viewing angle control method and electronic device |
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