CN109782464A - Light path control structure, display panel and display device - Google Patents
Light path control structure, display panel and display device Download PDFInfo
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- CN109782464A CN109782464A CN201910251729.9A CN201910251729A CN109782464A CN 109782464 A CN109782464 A CN 109782464A CN 201910251729 A CN201910251729 A CN 201910251729A CN 109782464 A CN109782464 A CN 109782464A
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Abstract
The present invention provides a kind of light path control structure, display panel and display devices, the light path control structure includes substrate, several light transmitting cells and selective light transmitting cells, and the light transmitting cells are arranged in the substrate side and are intervally arranged along the direction of the parallel substrate；Each selective light transmitting cells are arranged between the two neighboring light transmitting cells, wherein, the selectivity light transmitting cells have first state and the second state, and in said first condition, the polarised light or polarized light component in set direction can pass through the selective light transmitting cells；In said second condition, the selective light transmitting cells absorb the polarised light or polarized light component.The display panel has luminescent layer, encapsulated layer and is arranged between the luminescent layer and encapsulated layer, or the aforementioned light path control structure that encapsulated layer deviates from the luminescent layer side is arranged in.The display panel and display device facilitate the conversion for realizing wide viewing angle and narrow viewing angle, improve user experience.
Description
Technical field
The present invention relates to display equipment technical field, in particular to a kind of light path control structure, display panel and display dresses
It sets.
Background technique
Compared to traditional liquid crystal display device, Organic Light Emitting Diode (Organic Light-Emitting Diode,
OLED) display device has many advantages, such as reaction speed is fast, applicability is wide, angular field of view is wide, attractes attention and payes attention to by industry.
But wide viewing angle shows that equipment cannot be guaranteed the privacy of user's reading content in public places, and existing narrow viewing angle shows and sets
The standby experience that will affect more people again and share picture.With display device product diversified development and usage scenario it is increasingly rich
Richness needs a kind of display device that can switch between wide viewing angle mode/narrow viewing angle mode.
In consideration of it, it is necessary to provide a kind of new light path control structure, display panel and display devices.
Summary of the invention
It is an object of that present invention to provide a kind of light path control structure, display panel and display device, it can be achieved that wide viewing angle/it is narrow
The switching of visual angle different display modes both shared picture convenient for more people, ensured that safety when private information is read.
For achieving the above object, the present invention provides a kind of light path control structure, comprising:
Substrate；
Several light transmitting cells are arranged in the substrate side and are intervally arranged along the direction of the parallel substrate；
Several selective light transmitting cells, each selective light transmitting cells are arranged in the two neighboring light transmitting cells
Between, wherein the selectivity light transmitting cells have first state and the second state, in said first condition, set direction
Polarised light or polarized light component can pass through the selective light transmitting cells；In said second condition, the selective light transmission
Unit absorbs the polarised light or polarized light component.
As a further improvement of the present invention, the light transmitting cells include transparent electrode, the selectivity light transmitting cells packet
Include display medium, the display medium includes liquid crystal and dichroic dye, the stain molecule in the dichroic dye with
Liquid crystal molecule is collectively aligned；The two neighboring transparent electrode can produce electric field, to control between two neighboring transparent electrode
Liquid crystal aligning in selective light transmitting cells.
As a further improvement of the present invention, the selective light transmitting cells include two transparent conductive panels being oppositely arranged
And the display medium between two transparent conductive panels is set；The display medium includes liquid crystal and dichroic dye, institute
The stain molecule stated in dichroic dye is collectively aligned with liquid crystal molecule；Described two transparent conductive panels are to generate control institute
State the electric field of liquid crystal aligning；Preferably, two transparent conductive panels are along the direction setting perpendicular to the substrate described aobvious
Show the two sides of medium.
As a further improvement of the present invention, the light path control structure further include along perpendicular to the substrate direction with
The orientation texture that display medium is provided adjacent to,
Preferably, the orientation texture includes being oppositely arranged on the first orientation films of the display medium two sides to take with second
To film, wherein the first orientation film, second orientation film towards the display medium side be formed with the consistent item of orientation
Line, the striped are extended parallel or perpendicular to the set direction.
As a further improvement of the present invention, dichroic dye is set with respect to the quality accounting of liquid crystal in the display medium
It is set to 0.7~1.5wt%.
As a further improvement of the present invention, the substrate is polarizing film, alternatively, the side of the substrate is provided with polarization
Piece, the polarization direction of the polarizing film are parallel to set direction.
The present invention also provides a kind of display panel, including luminescent layer, encapsulated layer and foregoing light path control structure,
The light path control structure setting is between the luminescent layer and the encapsulated layer；Alternatively, the light path control knot
Structure is set to side of the encapsulated layer far from the luminescent layer.
As a further improvement of the present invention, the display panel further includes driving circuit,
Light transmitting cells in the light path control structure are transparent electrode, and the driving circuit is electrically connected with the transparent electrode
It connects, so that can produce the electric field for being parallel to the orientation substrate between the adjacent transparent electrode；Alternatively,
Selective light transmitting cells in the light path control structure include being oppositely arranged along the direction perpendicular to the substrate
Two transparent conductive panels, the driving circuit is electrically connected to the transparent conductive panel, to generate perpendicular to the substrate side
To electric field.
The present invention also provides a kind of display device, including control assembly and foregoing display panel, the control groups
Part carries out the switching of first state and the second state to control the selective light transmitting cells in the light path control structure.
As a further improvement of the present invention, the control assembly includes image capture module and image processing module,
In,
Described image acquisition module is to acquire image and described image is transmitted to described image processing module, the figure
As processing module is believed to receive and analyze described image, the acquisition corresponding Viewing-angle information of described image further according to the visual angle
Breath controls the switching that the selective light transmitting cells in the light path control structure carry out first state and the second state.
The beneficial effects of the present invention are: light path control structure, display panel and display device of the present invention are used, by described
The status adjustment of selective light transmitting cells is absorbed or is penetrated, Bian Keshi to the polarised light or polarized light component in set direction
Now corresponding display panel and display device both shared picture in the switching of wide viewing angle/narrow viewing angle different display modes convenient for more people
Face ensures that safety when private information is read.And in practical applications, the light path control structure can be integrated in aobvious
Show between the luminescent layer of panel and encapsulated layer, can also be set up directly on the outside that the encapsulated layer deviates from luminescent layer, it is easier to is real
It applies.
Detailed description of the invention
Fig. 1 is that structure of the selective light transmitting cells in first state is shown in the embodiment one of light path control structure of the present invention
It is intended to；
Fig. 2 is the light transmitting cells of light path control structure and selective light transmitting cells distribution schematic diagram in Fig. 1；
Fig. 3 is converted to structural schematic diagram when the second state for light transmitting cells selective in light path control structure in Fig. 1；
Fig. 4 is the light transmitting cells of light path control structure and selective light transmitting cells distribution schematic diagram in Fig. 3；
Fig. 5 is the structural schematic diagram of the embodiment nine of light path control structure of the present invention；
Fig. 6 is that the invention shows the structural schematic diagrams of one preferred embodiment of panel；
Fig. 7 is that the invention shows the structural schematic diagrams of another preferred embodiment of panel.
Specific embodiment
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But the embodiment is not intended to limit
The present invention, structure that those skilled in the art are made according to the embodiment, method or transformation functionally are wrapped
Containing within the scope of the present invention.
Embodiment one:
Referring to shown in Fig. 1 to Fig. 4, light path control structure 100 provided by the invention includes substrate 1, several light transmitting cells 2
With several selective light transmitting cells 3.The light transmitting cells 2 are arranged in 1 side of substrate and along the directions of the parallel substrate 1
It is intervally arranged；The selectivity light transmitting cells 3 are arranged between the two neighboring light transmitting cells 2, wherein the selectivity is saturating
Light unit 3 has first state and the second state, and in said first condition, the polarised light or polarized light component in set direction can
Through the selective light transmitting cells 3；In said second condition, the selective light transmitting cells 3 absorb the polarised light or
Polarized light component.
The substrate 1 is polarizing film, alternatively, the side of the substrate 1 is provided with polarizing film, the polarization side of the polarizing film
To set direction is parallel to, the polarizing film is set direction to the light for controlling the incident selective light transmitting cells 3
Polarised light.Particularly, if the light of the incident light path control structure 100 is the polarised light in set direction, on the substrate 1
No setting is required polarizing film.
In the present embodiment, the light transmitting cells 2 include transparent electrode, and the selectivity light transmitting cells 3 include display medium,
The display medium includes liquid crystal and dichroic dye, and quality of the dichroic dye with respect to liquid crystal in the display medium
Accounting is set as 0.7~1.5wt%.The liquid crystal is set as nematic liquid crystal；Black dye can be selected in the dichroic dye
The dye mixture of three kinds of colors of agent and/or red, green, blue is made.The liquid crystal molecule, stain molecule are in club shaped structure, institute
The electric field that transparent electrode produces parallel 1 direction of substrate is stated, to control the orientation of liquid crystal molecule, and the stain molecule
Long axis is orientated to be collectively aligned with the long axis orientation of liquid crystal molecule, i.e., can realize stain point by the tropism control of the liquid crystal molecule
The control of the orientation of son.
The transparent electrode can be formed directly on the substrate 1 and setting is in long strip；Correspondingly, the selectivity is saturating
Light unit 3 is also in long strip.It is described for convenient for the circuit design in actual fabrication process, and to realize preferable display effect
Selective light transmitting cells 3 are preferably arranged to 5~8 μm along the thickness perpendicular to 1 direction of substrate.
The light path control structure 100 further includes being provided adjacent to along the direction perpendicular to the substrate 1 with display medium
Orientation texture, initial arrangement direction of the orientation texture to determine liquid crystal molecule, stain molecule, and in electric field revocation,
So that the liquid crystal molecule and stain molecule restore to initial arrangement direction.The orientation mechanism includes being oppositely arranged on described show
Show the first orientation film 41 and second orientation film 42 of medium two sides, the first orientation film 41, second orientation film 42 are towards display
The side of medium is formed with the consistent striped of orientation, wherein the first orientation film 41 is arranged close to the substrate 1.
The first orientation film 41, second orientation film 42 respectively by polystyrene and its derivative, polyvinyl alcohol, polyester,
One of epoxy resin, polyurethane, polysilane and polyimides (PI) or a variety of combinations are constituted.Preferably, described first
Both alignment films 41, second orientation film 42 are disposed as Kapton.In practical application, Kapton passes through Buddhist nun
The materials such as dragon, fiber or velveteen make rubbing processing by set direction, so that its surface appearance is changed, generation is uniformly distributed
Aforementioned striped.
Join the i.e. aforementioned set direction of left and right arrow direction shown in figure 1, that is, the polarization direction of the polarizing film.If
It does the light transmitting cells 2 to be arranged along the polarization direction interval, and is produced between the adjacent light transmitting cells 2 parallel described inclined
The electric field in vibration direction.
The liquid crystal is set as positivity nematic liquid crystal；The dichroic dye uses positivity stain, as azo contaminates
Agent, the stain molecule can absorb the polarization direction polarised light parallel with its molecules align direction.At this point, the first orientation film
41, the striped of second orientation film 42 is extended along perpendicular to the polarization direction.It should be noted that ground, to make the liquid crystal point
Son turns to unanimously under electric field action, the first orientation film 41, second orientation film 42 stripe direction not in strict accordance with hang down
Directly it is arranged in the polarization direction, but a suitable pretilt theta is arranged according to the liquid crystal molecule type of selection.
When not generating electric field between the adjacent light transmitting cells 2, the orientation of the liquid crystal molecule, stain molecule is hung down
Directly in the polarization direction of the polarizing film, the selectivity light transmitting cells 3 are in first state；The transparent electrode is accordingly being driven
Generated under the control of dynamic circuit when being parallel to the electric field of the polarization direction, the liquid crystal molecule rotate to the polarization direction
Parallel, so that the orientation of the stain molecule is also converted to parallel with the polarization direction, absorption is incident to
The polarised light of the selectivity light transmitting cells 3, the selectivity light transmitting cells 3 are switched to the second state.
Embodiment two:
The liquid crystal is set as positivity nematic liquid crystal；The dichroic dye uses negativity stain, as Anthraquinones contaminate
Agent.Several light transmitting cells 2 are arranged along the polarization direction interval；And the first orientation film 41 and second orientation film 42
Striped is extended along perpendicular to the polarization direction.When the transparent electrode 2 does not generate electric field, the liquid crystal molecule and stain
The orientation of molecule is each perpendicular to the polarization direction, the polarised light of the stain molecule absorption incidence, the selectivity light transmission
Unit 3 is in the second state；The transparent electrode generates the electricity of the parallel polarization direction under the control of respective drive circuit
When field, the liquid crystal molecule is converted with the orientation of stain molecule to, the choosing parallel with the polarization direction of the substrate 1
Selecting property light transmitting cells 3 are switched to first state.
Embodiment three:
The liquid crystal is set as negativity nematic liquid crystal；The dichroic dye uses positivity stain.It is several described
Light unit 2 is arranged along the polarization direction interval；To make under liquid crystal molecule electric field action caused by the transparent electrode
It can rotate, the first orientation film 41, the striped of second orientation film 41 are also extended along the polarization direction.I.e. so that
When the transparent electrode does not generate electric field, the orientation of the liquid crystal molecule and stain molecule is flat with the polarization direction
Row, the polarised light of the stain molecule absorption incidence, the selectivity light transmitting cells 3 are in the second state；The transparent electrode exists
When generating the electric field of the parallel polarization direction under the control of respective drive circuit, the liquid crystal molecule, dichroic dye point
The orientation of son is converted to perpendicular with the polarization direction, and the selectivity light transmitting cells 3 are switched to first state.
Example IV:
The liquid crystal is set as negativity nematic liquid crystal；The dichroic dye uses negativity stain.It is several described
Light unit 2 is arranged along the polarization direction interval；The first orientation film 41, second orientation film 41 striped equally along the base
The polarization direction of plate 1 is extended.When the transparent electrode does not generate electric field, the arrangement side of the liquid crystal molecule and stain molecule
To parallel with the polarization direction, which is in first state；The transparent electrode is in respective drive circuit
Control under when generating the electric field of the parallel polarization direction, the orientation of the liquid crystal molecule and stain molecule convert to
The polarization direction is perpendicular, and the selectivity light transmitting cells 3 are switched to the second state.
In above-described embodiment, several light transmitting cells 2 are intervally arranged along the polarization direction.Several light transmission lists
Member 2 may also be configured to edge and be intervally arranged perpendicular to the polarization direction, and to generate between the adjacent light transmitting cells 2 vertical
Electric field in the polarization direction.
Embodiment five:
The liquid crystal uses positivity nematic liquid crystal；The dichroic dye uses positivity stain.Several light transmissions
Unit 2 is intervally arranged along perpendicular to the polarization direction；Described in striped edge of the first orientation film 41 with second orientation film 42
The polarization direction of substrate 1 is extended.When the transparent electrode does not generate electric field, the arrangement of the liquid crystal molecule, stain molecule
Direction is parallel with the polarization direction of the substrate 1, the polarised light of the dichroic dye molecule absorption incidence, and the selectivity is saturating
Light unit 3 is in the second state；When the transparent electrode generates the electric field perpendicular to the polarization direction, the liquid crystal molecule with
The orientation of stain molecule is converted to perpendicular with the polarization direction, and the selectivity light transmitting cells 3 are switched to the first shape
State.
Embodiment six:
The liquid crystal is set as positivity nematic liquid crystal；The dichroic dye uses negativity stain.It is several described
Light unit 2 is intervally arranged along vertical with the polarization direction；The striped of the first orientation film 41 and second orientation film 42 is along institute
The polarization direction for stating substrate 1 is extended.When the transparent electrode does not generate electric field, the row of the liquid crystal molecule and stain molecule
Column direction is in first state each parallel to the polarization direction, the selectivity light transmitting cells 3；The transparent electrode is corresponding
When generating the electric field perpendicular to the polarization direction under the control of driving circuit, the arrangement side of the liquid crystal molecule and stain molecule
Extremely perpendicular with the polarization direction to conversion, the selectivity light transmitting cells 3 are switched to the second state.
Embodiment seven:
The liquid crystal is set as negativity nematic liquid crystal；The dichroic dye uses positivity stain.It is several described
Light unit 2 is intervally arranged along vertical with the polarization direction；The first orientation film 41 is same as the striped of second orientation film 42
It is extended perpendicular to the polarization direction.When the transparent electrode does not generate electric field, the liquid crystal molecule and stain molecule
Orientation is each perpendicular to the polarization direction, and the selectivity light transmitting cells 3 are in first state；The transparent electrode is in phase
Answer under the control of driving circuit generate perpendicular to the polarization direction electric field when, the arrangement of the liquid crystal molecule and stain molecule
Direction is converted to parallel with the polarization direction of the substrate 1, and the selectivity light transmitting cells 3 are switched to the second state.
Embodiment eight:
The liquid crystal is set as negativity nematic liquid crystal；The dichroic dye uses negativity stain.It is several described
Light unit 2 is intervally arranged along vertical with the polarization direction；The first orientation film 41 is same as the striped of second orientation film 42
It is extended perpendicular to the polarization direction.When the transparent electrode does not generate electric field, the liquid crystal molecule, dichroic dye
The orientation of molecule is each perpendicular to the polarization direction, and the selectivity light transmitting cells 3 are in the second state；The transparent electricity
When pole generates the electric field perpendicular to the polarization direction under the control of respective drive circuit, the liquid crystal molecule and stain molecule
Orientation convert to parallel with the polarization direction, the selectivity light transmitting cells 3 are switched to first state.
To sum up, when the liquid crystal is set as positivity nematic liquid crystal, direction of an electric field that the transparent electrode generates with it is described
First orientation film 41, the striped extending direction of second orientation film 42 are perpendicular；When the liquid crystal is set as negativity nematic liquid crystal,
The first orientation film 41, the striped extending direction of second orientation film 42 are then identical as the direction of an electric field.That is, described
When transparent electrode generates electric field, the liquid crystal molecule can twist from original state, so that the stain molecule rotates,
Realize switching of the selective light transmitting cells 3 between first state and the second state.
Embodiment one into embodiment eight, the selectivity liquid crystal molecule of light transmitting cells 3, stain molecule parallel or
It is approximately parallel on the in-plane of the substrate 1 and is rotated.Also, the first orientation film 41, second orientation film 42
The relatively described polarization direction of the practical extending direction of striped or the vertical polarization direction are provided with foregoing pre-tilt angle
θ。
The light path control structure 100 further includes being arranged in the second orientation film 42 away from the selective light transmitting cells
The transparent panel 5 of 3 sides, i.e., so that the light transmitting cells 2, selective light transmitting cells 3 and orientation texture are respectively positioned on the substrate 1
Between transparent panel 5.The transparent panel 5 can be glass substrate or be flexible panel, and the transparent electrode can also shape
On transparent panel 5 described in Cheng Yu.
Embodiment nine:
Join shown in Fig. 5, which is different from previous embodiment and is characterized in that: the choosing of the light path control structure 100
Selecting property light transmitting cells 3 include two transparent conductive panels 31,32 being oppositely arranged along the direction perpendicular to the substrate 1, described aobvious
Show that medium is located between two transparent conductive panels 31,32.
Wherein, the striped extending direction of the first orientation film 41, second orientation film 42 is parallel or vertical with polarization direction
Directly, i.e., so that the orientation of the liquid crystal molecule, stain molecule is parallel or vertical with the polarization direction.Also, work as institute
Two transparent conductive panels 31,32 are stated when generating the electric field perpendicular to 1 direction of substrate under corresponding driving circuit controls, institute
The orientation for stating liquid crystal molecule, stain molecule twists, and the selectivity light transmitting cells 3 realize first state and the second shape
The switching of state.
It should be appreciated that transparent conductive panel shown in Fig. 5 is the schematic diagram of flood setting, i.e., multiple selective light transmitting cells share
One group of transparent conductive panel.But in concrete technology, each selectivity light transmitting cells may each comprise two transparent conductive panels, i.e., respectively
The transparent conductive panel of selective light transmitting cells may each be relatively independent setting, in order to be produced to each selective light transmitting cells
Raw electric field is controlled.
Join shown in Fig. 6, the present invention also provides a kind of display panels 200, including luminescent layer 201, encapsulated layer 202 and aforementioned light
Pipelines control structure 100.Herein, the encapsulated layer 202 refers to the encapsulating structure layer positioned at 201 light emission side of luminescent layer；It is described
Luminescent layer 201 may be configured as OLED device layer.The selective light transmitting cells 3 of the light path control structure 100 are in first state
When, the wide viewing angle display pattern corresponding to the display panel 200；It is right when the selectivity light transmitting cells 3 are in the second state
The narrow viewing angle display pattern of display panel 200 described in Ying Yu.
The display panel 200 further includes driving circuit, and the driving circuit is electrically connected to aforementioned transparent electrode,
So that can produce the electric field for being parallel to 1 direction of substrate between the adjacent transparent cell 2；Alternatively, before being electrically connected to
Transparent conductive panel 31,32 is stated, to generate the electric field perpendicular to 1 direction of substrate.
The light path control structure 100 is set between the luminescent layer 201 and the encapsulated layer 202, that is to say, that from
The light that the luminescent layer 201 issues is launched outward by the encapsulated layer 202 again after the light path control structure 100.Institute
State transparent electrode, second orientation film 42 can be formed directly in the encapsulated layer 202 towards on a side surface of luminescent layer 201.This
In embodiment, the light path control structure 100 is located between described luminous 201 and encapsulated layer 202, and the transparent panel 5 is desirable
Disappear.
Join shown in Fig. 7, the light path control structure 100 may also be disposed on the encapsulated layer 202 far from the luminescent layer 201
Side.Wherein, after the completion of the luminescent layer 201 encapsulates, then the light path control structure 100 is assembled to the encapsulated layer 202
On.That is, the light path control structure 100 can be used as independent assembling module, it is applied to all kinds of display equipment.This
When, the light issued from the luminescent layer 201 first passes through the encapsulated layer 202, then outward via the light path control structure 100
Transmitting.
The present invention also provides a kind of display device using aforementioned display panel 200, the display device also has control
Component, the control assembly switch between wide viewing angle/narrow viewing angle display pattern to adjust the display panel 200.
The control assembly has physical button or touch controlled key, i.e., is manually operated by user and realizes operation；Alternatively, the control group
Part includes image capture module and image processing module, wherein described image acquisition module is to acquire image and by the figure
As being transmitted to described image processing module, described image processing module obtains described image to receive and analyze described image
Corresponding Viewing-angle information, further according to the Viewing-angle information control the selective light transmitting cells 3 in the light path control structure 100 into
The switching of row first state and the second state, and then realize the switching of wide viewing angle/narrow viewing angle display pattern.
In conclusion passing through the selection using light path control structure 100 of the present invention, display panel 200 and display device
The status adjustment of property light transmitting cells 3, is absorbed or is penetrated to the polarised light or polarized light component in set direction, can realize phase
The display panel 200 and display device answered both shared picture in the switching of wide viewing angle/narrow viewing angle different display modes convenient for more people
Face ensures that safety when private information is read.Also, by the display medium of the selective light transmitting cells 3
Effective absorption of the stain molecule to 201 emergent ray of luminescent layer can promote the contrast of the display panel 200, guarantee display
Quality.In practical application, the light path control structure 100 can be integrated between luminescent layer 201 and encapsulated layer 202, also can be straight
It connects and the outside that the encapsulated layer 202 deviates from luminescent layer 201 is set, it is easier to implement.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of light path control structure characterized by comprising
Substrate；
Several light transmitting cells are arranged in the substrate side and are intervally arranged along the direction of the parallel substrate；
Several selective light transmitting cells, each selective light transmitting cells setting the two neighboring light transmitting cells it
Between, wherein the selectivity light transmitting cells have first state and the second state, in said first condition, set direction
Polarised light or polarized light component can pass through the selective light transmitting cells；In said second condition, the selective light transmission list
Member absorbs the polarised light or polarized light component.
2. light path control structure according to claim 1, which is characterized in that the light transmitting cells include transparent electrode, institute
Stating selective light transmitting cells includes display medium, and the display medium includes liquid crystal and dichroic dye, the dichroism
Stain molecule in dyestuff is collectively aligned with liquid crystal molecule；The two neighboring transparent electrode can produce electric field, adjacent to control
The liquid crystal aligning in selective light transmitting cells between two transparent electrodes.
3. light path control structure according to claim 1, which is characterized in that the selectivity light transmitting cells include opposite set
Two transparent conductive panels set and the display medium being arranged between two transparent conductive panels；The display medium includes liquid crystal
With dichroic dye, the stain molecule in the dichroic dye is collectively aligned with liquid crystal molecule；It is described two transparent to lead
Battery plate controls the electric field of the liquid crystal aligning to generate；Preferably, two transparent conductive panels are along perpendicular to the substrate
Direction the two sides of the display medium are set.
4. light path control structure according to claim 2 or 3, which is characterized in that the light path control structure further includes edge
The orientation texture that direction and display medium perpendicular to the substrate are provided adjacent to,
Preferably, the orientation texture includes the first orientation film and second orientation for being oppositely arranged on the display medium two sides
Film, wherein the first orientation film, second orientation film towards the display medium side be formed with the consistent striped of orientation,
The striped is extended parallel or perpendicular to the set direction.
5. light path control structure according to claim 2 or 3, which is characterized in that dichroism contaminates in the display medium
Expect that the quality accounting of opposite liquid crystal is set as 0.7~1.5wt%.
6. light path control structure according to claim 1, which is characterized in that the substrate is polarizing film, alternatively, the base
The side of plate is provided with polarizing film, and the polarization direction of the polarizing film is parallel to set direction.
7. a kind of display panel, which is characterized in that including luminescent layer, encapsulated layer and as of any of claims 1-6
Light path control structure,
The light path control structure setting is between the luminescent layer and the encapsulated layer；Alternatively, the light path control structure is set
It is placed in side of the encapsulated layer far from the luminescent layer.
8. display panel according to claim 7, which is characterized in that it further include driving circuit,
Light transmitting cells in the light path control structure are transparent electrode, and the driving circuit is electrically connected with the transparent electrode,
So that can produce the electric field for being parallel to the orientation substrate between the adjacent transparent electrode；Alternatively,
Selective light transmitting cells in the light path control structure include two be oppositely arranged along the direction perpendicular to the substrate
A transparent conductive panel, the driving circuit are electrically connected to the transparent conductive panel, to generate perpendicular to the orientation substrate
Electric field.
9. a kind of display device, which is characterized in that described including control assembly and display panel as claimed in claim 7 or 8
Control assembly carries out cutting for first state and the second state to control the selective light transmitting cells in the light path control structure
It changes.
10. display device according to claim 9, which is characterized in that the control assembly include image capture module with
Image processing module, wherein
Described image acquisition module is to acquire image and described image is transmitted to described image processing module, at described image
Reason module obtains the corresponding Viewing-angle information of described image, further according to the Viewing-angle information control to receive and analyze described image
Make the switching that the selective light transmitting cells in the light path control structure carry out first state and the second state.
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| CN110456538A (en) * | 2019-08-15 | 2019-11-15 | 上海中航光电子有限公司 | The display device and its display methods, production method of view angle switch can be achieved |
| CN110764291A (en) * | 2019-10-31 | 2020-02-07 | 上海天马微电子有限公司 | Display device capable of realizing visual angle switching and display method and manufacturing method thereof |
| CN111142300A (en) * | 2020-02-26 | 2020-05-12 | 上海天马微电子有限公司 | Display device, manufacturing method of display device and control method |
| CN114019713A (en) * | 2021-06-16 | 2022-02-08 | 重庆康佳光电技术研究院有限公司 | Light-emitting component, display screen and manufacturing method of light-emitting component |
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