CN205193385U - Display module assembly and display device - Google Patents
Display module assembly and display device Download PDFInfo
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- CN205193385U CN205193385U CN201520978063.4U CN201520978063U CN205193385U CN 205193385 U CN205193385 U CN 205193385U CN 201520978063 U CN201520978063 U CN 201520978063U CN 205193385 U CN205193385 U CN 205193385U
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- peep
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Abstract
The utility model relates to a display module assembly, including backlight unit, display panel and peep -proof layer, still include the light conversion layer, the peep -proof layer with the light conversion layer set up in backlight unit with between the display panel and edge backlight unit's light -emitting direction sets gradually, the light conversion layer has transparently and two kinds of optics states of cloudy surface, the light conversion layer can not change when the vitreous state and comes from the direction of propagation of the light on peep -proof layer, the light conversion layer can make when the cloudy surface state and come from the light on peep -proof layer is dispersed to all directions. Above -mentioned display module assembly can switch between visual sharing and peep -proof function, can satisfy the user in the user demand without under the scene. The utility model discloses still relate to a display device.
Description
Technical field
The utility model relates to display technique field, particularly relates to a kind of display module and a kind of display device.
Background technology
Along with the development of science and technology, the electronic equipments such as mobile phone, personal digital assistant and computing machine are more and more universal.In electronic equipment use procedure, individual privacy how is protected also to become one of required problem solved of electronic equipment.Such as mobile phone, the information content is just there is and is stolen a glance at the potential safety hazard causing privacy leakage in user checking, when editing important information, and personal terminal is when taking public transport or in other public situation, and user does not wish that the people of surrounding sees the content that oneself mobile phone screen shows.The mode of traditional this problem of solution is: increase one deck peep-proof layer at the outside surface of the display of electronic equipment, to reach the object of peep-proof.The inner structure of peep-proof layer is similar with window shutter: when visual angle is in vertical display, the light that shutter stops is considerably less, and display frame can present.When horizontal picture is partial at visual angle, light oblique through shutter time will absorb by the light absorbent of structure side wall, larger the absorbed light of angle will be more.The content shown by screen can only be seen like this within the scope of certain angle.Adopt the display in this way and there is single peep-proof function, when needs carry out information sharing, by removing or destroy original additional peep-proof layer, therefore can only not be well positioned to meet the user demand of user under different scene.
Utility model content
Based on this, be necessary that providing a kind of can share visual the display module carrying out switching between peep-proof function.
A kind of display device is also provided.
A kind of display module, comprises backlight module, display panel and peep-proof layer, also comprises light conversion layer; Described peep-proof layer and described light conversion layer are arranged between described backlight module and described display panel and light direction along described backlight module sets gradually; Described light conversion layer has transparent and cloudy surface two kinds of optical states; Described light conversion layer can not change the direction of propagation of the light from described peep-proof layer when pellucidity; Described light conversion layer can make the light from described peep-proof layer disperse to all directions when cloudy surface state.
Wherein in an embodiment, the liquid crystal layer that described light conversion layer comprises the first conducting film, the second conducting film and is arranged between the first conducting film and the second conducting film; Described light conversion layer carries out change to the arrangement of the liquid crystal molecule of liquid crystal layer and described light conversion layer is switched between transparent and cloudy surface two kinds of optical states under the control of voltage.
Wherein in an embodiment, described light conversion layer local complexity is in described peep-proof layer surface.
Wherein in an embodiment, described peep-proof layer local complexity is in described backlight module surface.
Wherein in an embodiment, described light conversion layer is covered in described peep-proof layer surface completely; Described peep-proof layer local complexity is in described backlight module surface.
Wherein in an embodiment, described light conversion layer comprises transition zone and a single state district; Described a single state district is pellucidity or cloudy surface state; Described transition zone comprises transparent and cloudy surface two kinds of optical states.
Wherein in an embodiment, described light conversion layer comprises the first transition zone and the second transition zone; Described first transition zone and described second transition zone include transparent and cloudy surface two kinds of optical states; The state of described first transition zone and described second transition zone switches separate.
Wherein in an embodiment, described peep-proof layer is network.
A kind of display device, is characterized in that, comprise the display module as described in aforementioned any embodiment.
Above-mentioned display module and display device, peep-proof layer and light conversion layer is disposed with along the light direction of backlight module between backlight module and display panel, light conversion layer has transparent and cloudy surface two kinds of optical states, thus the transmission direction do not changed from the light of peep-proof layer realizes peep-proof function when pellucidity, and make the light from peep-proof layer disperse to all directions when cloudy surface state, realize the sharing functionality of multi-angle visible.Therefore above-mentioned display module and display device can switch between peep-proof function visual sharing, and can meet user without the user demand under scene.
Accompanying drawing explanation
Fig. 1 is the cut-open view of the display module in an embodiment;
Fig. 2 is the field-of-view angle of peep-proof layer and the relation curve of transmittance of display module in Fig. 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
A kind of display module is used for showing data message, and independently can switch between peep-proof function visual sharing according to the needs of user under different application scene.Fig. 1 is the cut-open view of the display module 100 in an embodiment.Display module 100 comprises backlight module 110, peep-proof layer 120, light conversion layer 130 and display panel 140.Wherein, peep-proof layer 120, light conversion layer 130 are arranged between backlight module 110 and display panel 140, and peep-proof layer 120 and light conversion layer 130 set gradually along the light direction of backlight module 110.
In the present embodiment, backlight module 110, peep-proof layer 120 and display panel 140 all can adopt the conventional structure in this area to realize.Peep-proof layer 120 is arranged at the light emission side of backlight module 110, and the light that backlight module 110 is penetrated is affected, thus makes to show module 100 along with the change of user perspective and produce bright, secretly different display state.Peep-proof layer 120 can adopt network.In the present embodiment, the inner structure of peep-proof layer 120 is set to shutter or is similar to the structure of window shutter.When user perspective is perpendicular to display module 100 surface, the light that shutter stops is considerably less, and the picture of display module 100 can present.When user is oblique check display module 100 surperficial time, light oblique through shutter time will absorb by the light absorbent of structure side wall.Larger the absorbed light of angle will be more, can only see the content shown by screen like this within the scope of certain angle.Angular field of view can be limited within 60 degree by the light channel structure design of peep-proof layer 120, namely allow user just to watch screen to screen or the direction within being 30 degree with normal to screen direction.And when user is from when watching screen with normal to screen direction in the direction being greater than 30 degree, just can only see very dark, thus realize peep-proof function.Fig. 2 is the field-of-view angle of peep-proof layer 120 in the present embodiment and the relation curve of transmittance.Wherein, field-of-view angle be sight line with perpendicular to the angle in direction showing module 100, and side is just, opposite side is negative.As can be seen from Fig. 2 also, the peep-proof layer 120 in the present embodiment can realize good peep-proof function.
Light conversion layer 130 is arranged at the light emission side of peep-proof layer 120.Light conversion layer 130 has transparent and cloudy surface two kinds of optical states.Light conversion layer 130, when pellucidity, can not change the direction of propagation of the light from peep-proof layer 120.Light conversion layer 130 is when cloudy surface state, the light from peep-proof layer 120 can be made to disperse to all directions, thus the direction of propagation of peep-proof layer 120 and the corresponding relation of visual angle and transmittance are produced destroy, finally peep-proof effect can not be produced on the surface of display module 100, namely visual sharing functionality can be realized.
Above-mentioned display module 100, is disposed with peep-proof layer 120 and light conversion layer 130 along light direction between backlight module 110 and display panel 140.Light conversion layer 130 has transparent and cloudy surface two kinds of optical states, thus the transmission direction do not changed from the light of peep-proof layer 120 realizes peep-proof function when pellucidity, and make the light from peep-proof layer 120 disperse to all directions when cloudy surface state, realize the sharing functionality of multi-angle visible.Therefore above-mentioned display module 100 can switch sharing between peep-proof function, can meet user without the user demand under scene.Such as, when user checks information in public situation such as public transport, the light conversion layer 130 of display module 100 can be placed in pellucidity, thus realize peep-proof function.When user need by information sharing give multiple user time, then light conversion layer 130 can be placed in cloudy surface state, thus realize to information share.And, it is be integrated in display module 100 inside that the peep-proof of display module 100 and the switching of sharing functionality realize (i.e. the structure of peep-proof layer 120 and light conversion layer 130), do not affect outward appearance, the impact of external environment condition can not be subject to and produce the phenomenon of breaking or coming off, reliability is higher, and serviceable life is longer.
In the present embodiment, light conversion layer 130 liquid crystal layer that comprises the first conducting film, the second conducting film and be arranged between the first conducting film and the second conducting film.The switching that light conversion layer 130 can realize between transparent and cloudy surface two states by the various control signal such as powering up controls, and then controls the direction of propagation of the light from peep-proof layer 120.Concrete principle of work is as follows: light conversion layer 130 carries out energising pressurization to the liquid crystal layer in two conducting films, and the arrangement of the liquid crystal molecule in liquid crystal layer is changed, thus produces transparent and cloudy surface two kinds of optical states.In one embodiment, by regulating the size of pressurization, the control to the dispersion angle under cloudy surface state can also be realized, thus adjust the visible angle scope under this state.When light conversion layer 130 is pellucidity, original light transmition direction from peep-proof layer 120 is not affected, and continues the corresponding relation deferring to original visual angle and transmittance, and the picture of display module 100 produces the effect of peep-proof.When light conversion layer 130 is cloudy surface state, light is dispersed to all directions, this is by the destruction direction of propagation of original light from peep-proof layer 120 and the corresponding relation of visual angle and transmittance, finally can not produce the effect of peep-proof at display module 100.
In one embodiment, peep-proof layer 120 is identical with the size of light conversion layer 130, and peep-proof layer 120 and light conversion layer 130 are covered in backlight module 110 surface completely.Therefore, the display state of whole display module 100 is followed the change of the state of light conversion layer 130 and changes, thus realizes the switching of visual and peep-proof function entirely.
In another embodiment, peep-proof layer 120 is covered in the surface of backlight module 110 completely, light conversion layer 130 then local is arranged at the surface of peep-proof layer 120, thus making the region not being coated with light conversion layer 130 in display module 100 be in peep-proof state always, the region being coated with light conversion layer 130 then can realize the switching of peep-proof and visual sharing functionality.By optionally arranging light conversion layer 130 on the surface of peep-proof layer 120, the material of light conversion layer 130 can be saved to a certain extent, thus reduce production cost.
In one embodiment, peep-proof layer 120 locally can be arranged at the light emission side surface of backlight module 110, light conversion layer 130 then can all or local complexity surperficial in the light emission side of peep-proof layer 120.By optionally arranging peep-proof layer 120 on backlight module 110 surface, the materials of peep-proof layer 120 and light conversion layer 130 can be reduced, while reducing costs, alleviating the weight of display module 100.When peep-proof layer 120 local is arranged at the light emission side surface of backlight module 110, the region being provided with peep-proof layer 120 in display module 100 can switch thus realize the switching to peep-proof function and visual sharing functionality between transparent and cloudy surface two states; Then peep-proof function is not possessed in the region not being provided with peep-proof layer 120.
In one embodiment, light conversion layer 130 at least comprises the first transition zone and the second transition zone.First transition zone and the second zone of transformation all have transparent and cloudy surface two kinds of optical states, and the state of the first transition zone and the second transition zone switches separate.Therefore, when the first transition zone and the second transition zone are all in same state, what show module 100 demonstrates single state.When the first transition zone and the second transition zone are in different states, as the first transition zone is in pellucidity and the second transition zone is in cloudy surface state, then can provide two kinds of display states in same screen simultaneously.Further, because the state of the first transition zone and the second transition zone switches separate, user can freely switch as required, can meet the user demand of user, improves Consumer's Experience sense.
In another embodiment, light conversion layer 130 can comprise at least one a single state district and at least one transition zone.A single state district is pellucidity or cloudy surface state, and transition zone then has transparent and cloudy surface two kinds of optical states.
In other examples, the overlay area of peep-proof layer 120 and light conversion layer 130 and arrange and can set according to actual needs, is not limited to the restriction in above-described embodiment.
The utility model additionally provides a kind of display device, and it comprises the display module 100 in aforementioned any embodiment.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. show a module, comprise backlight module, display panel and peep-proof layer, it is characterized in that, also comprise light conversion layer; Described peep-proof layer and described light conversion layer are arranged between described backlight module and described display panel and light direction along described backlight module sets gradually;
Described light conversion layer has transparent and cloudy surface two kinds of optical states; Described light conversion layer can not change the direction of propagation of the light from described peep-proof layer when pellucidity; Described light conversion layer can make the light from described peep-proof layer disperse to all directions when cloudy surface state.
2. display module according to claim 1, is characterized in that, the liquid crystal layer that described light conversion layer comprises the first conducting film, the second conducting film and is arranged between the first conducting film and the second conducting film; Described light conversion layer carries out change to the arrangement of the liquid crystal molecule of liquid crystal layer and described light conversion layer is switched between transparent and cloudy surface two kinds of optical states under the control of voltage.
3. display module according to claim 1, is characterized in that, described light conversion layer local complexity is in described peep-proof layer surface.
4. display module according to claim 3, is characterized in that, described peep-proof layer local complexity is in described backlight module surface.
5. display module according to claim 1, is characterized in that, described light conversion layer is covered in described peep-proof layer surface completely; Described peep-proof layer local complexity is in described backlight module surface.
6. display module according to claim 1, is characterized in that, described light conversion layer comprises transition zone and a single state district; Described a single state district is pellucidity or cloudy surface state; Described transition zone comprises transparent and cloudy surface two kinds of optical states.
7. display module according to claim 1, is characterized in that, described light conversion layer comprises the first transition zone and the second transition zone; Described first transition zone and described second transition zone include transparent and cloudy surface two kinds of optical states; The state of described first transition zone and described second transition zone switches separate.
8. display module according to claim 1, is characterized in that, described peep-proof layer is network.
9. a display device, is characterized in that, comprise as arbitrary in claim 1 ~ 8 as described in display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520978063.4U CN205193385U (en) | 2015-11-30 | 2015-11-30 | Display module assembly and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520978063.4U CN205193385U (en) | 2015-11-30 | 2015-11-30 | Display module assembly and display device |
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| Publication Number | Publication Date |
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| CN205193385U true CN205193385U (en) | 2016-04-27 |
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| CN201520978063.4U Expired - Fee Related CN205193385U (en) | 2015-11-30 | 2015-11-30 | Display module assembly and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105353539A (en) * | 2015-11-30 | 2016-02-24 | 伍鹏飞 | Display module and display device |
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- 2015-11-30 CN CN201520978063.4U patent/CN205193385U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105353539A (en) * | 2015-11-30 | 2016-02-24 | 伍鹏飞 | Display module and display device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20181130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |