CN209044086U - Bright enhancement film, backlight module and electronic device - Google Patents
Bright enhancement film, backlight module and electronic device Download PDFInfo
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- CN209044086U CN209044086U CN201821294765.0U CN201821294765U CN209044086U CN 209044086 U CN209044086 U CN 209044086U CN 201821294765 U CN201821294765 U CN 201821294765U CN 209044086 U CN209044086 U CN 209044086U
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- enhancement film
- bright enhancement
- protrusion
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Abstract
This application discloses a kind of bright enhancement film, backlight module and electronic devices.Bright enhancement film is used for electronic device, and bright enhancement film includes multiple protrusions of flaky matrix with the upper surface for being formed in matrix.Multiple protrusions are arranged in array.Disclosed herein as well is a kind of backlight module and electronic devices.Bright enhancement film, backlight module and the electronic device of the application embodiment, using the multiple protrusions for the upper surface for being formed in matrix come reflection light, light can be made more uniform and the utilization rate of light is higher, be conducive to the emitting brightness for improving electronic device, to improve user experience.
Description
Technical field
This application involves field of display technology more particularly to a kind of bright enhancement films, backlight module and electronic device.
Background technique
In the related art, the electronic devices such as mobile phone include backlight, and the capable of emitting light of backlight is so that electronic device
It can show predetermined content.The emitting brightness of electronic device is even more important to the display quality of electronic device, for example, electronic device
Emitting brightness improve when, the clarity of the display content of electronic device is promoted.Therefore, going out for electronic device how is improved
Brightness becomes technical problem to be solved.
Utility model content
The application provides a kind of bright enhancement film, backlight module and electronic device.
The bright enhancement film of the application embodiment includes flaky matrix for electronic device and is formed in described matrix
Multiple protrusions of upper surface, the multiple protrusion are arranged in array.
The backlight module of the application embodiment includes the bright enhancement film and backlight of any of the above-described embodiment.The backlight
Source is arranged in the bright enhancement film side.
The electronic device of the application embodiment includes the backlight module and function element of above embodiment, the function
Device setting covers the function element in the bright enhancement film side, the bright enhancement film.
Bright enhancement film, backlight module and the electronic device of the application embodiment, utilize the more of the upper surface for being formed in matrix
A protrusion carrys out reflection light, and light can be made more uniform and the utilization rate of light is higher, be conducive to improve electronic device
Emitting brightness, to improve user experience.
The additional aspect and advantage of the application will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the application is from combining in description of the following accompanying drawings to embodiment by change
It obtains obviously and is readily appreciated that, in which:
Fig. 1 is the stereoscopic schematic diagram of the bright enhancement film of the application embodiment;
Fig. 2 is the schematic cross-section of the bright enhancement film of the application embodiment;
Fig. 3 is the stereoscopic schematic diagram of the bright enhancement film of another embodiment of the application;
Fig. 4 is the floor map of the bright enhancement film of Fig. 3;
Fig. 5 is the stereoscopic schematic diagram of the bright enhancement film of another embodiment of the application;
Fig. 6 is the floor map of the bright enhancement film of Fig. 5;
Fig. 7 is the stereoscopic schematic diagram of the bright enhancement film of the application a further embodiment;
Fig. 8 is the schematic cross-section of the bright enhancement film of Fig. 7;
Fig. 9 is the stereoscopic schematic diagram of the bright enhancement film of another embodiment of the application;
Figure 10 is the schematic cross-section of the bright enhancement film of Fig. 9;
Figure 11 is the stereoscopic schematic diagram of the bright enhancement film of the another embodiment of the application;
Figure 12 is the schematic cross-section of the bright enhancement film of Figure 11;
Figure 13 is the stereoscopic schematic diagram of the bright enhancement film of the application a further embodiment;
Figure 14 is the schematic cross-section of the bright enhancement film of Fig. 7;
Figure 15 is the stereoscopic schematic diagram of the bright enhancement film of another embodiment of the application;
Figure 16 is the schematic cross-section of the bright enhancement film of Figure 15;
Figure 17 is the stereoscopic schematic diagram of the bright enhancement film of the another embodiment of the application;
Figure 18 is the schematic cross-section of the bright enhancement film of Figure 17;
Figure 19 is the stereoscopic schematic diagram of the bright enhancement film of the application a further embodiment;
Figure 20 is the schematic cross-section of the bright enhancement film of Figure 19;
Figure 21 is the stereoscopic schematic diagram of the bright enhancement film of another embodiment of the application;
Figure 22 is the schematic cross-section of the bright enhancement film of Figure 21;
Figure 23 is the schematic cross-section of the bright enhancement film of the another embodiment of the application;
Figure 24 is the stereoscopic schematic diagram of the bright enhancement film of the application a further embodiment;
Figure 25 is the stereoscopic schematic diagram of the backlight module of the application embodiment;
Figure 26 is the decomposition diagram of the electronic device of the application embodiment;
Figure 27 is the floor map of the electronic device of the application embodiment;
Figure 28 is the decomposition diagram of the electronic device of another embodiment of the application.
Main element symbol description:
Bright enhancement film 10, matrix 12, upper surface 122, protrusion 14, bottom 142, top 144, area 16 of adding lustre to, transparent area 18, on
Surface 182, protrusion 184, backlight module 100, backlight 20, diffusion barrier 40, light guide plate 60, reflector plate 80, electronic device 1000,
Display screen 200, function element 300.
Specific embodiment
Presently filed embodiment is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.
Referring to Fig. 1, the bright enhancement film 10 of the application embodiment is used for electronic device, bright enhancement film 10 includes flaky base
Body 12 and multiple raised 14, multiple raised 14 are formed in the upper surface 122 of matrix 12, and multiple raised 14 are arranged in array.
The bright enhancement film 10 of the application embodiment is reflected using multiple raised the 14 of the upper surface 122 for being formed in matrix 12
Light, can make light more uniform and the utilization rate of light is higher, be conducive to the emitting brightness for improving electronic device, thus
Improve user experience.
It is appreciated that needing to make light as much as possible along bright enhancement film 10 to make light enter human eye as much as possible
Thickness direction outgoing.However when light is emitted from bright enhancement film 10, the exit direction and bright enhancement film of a certain proportion of light are had
10 thickness direction deviates larger, which cannot be utilized, and produce loss, cause the emitting brightness of electronic device compared with
It is low.
Referring to Fig. 2, the bright enhancement film 10 of the application embodiment is multiple convex due to being formed in the upper surface of matrix 12 122
14 are played, so that the thickness direction of exit direction and bright enhancement film 10 deviates biggish part light, after being emitted from bright enhancement film 10,
Other protrusions 14 can be reentered, and after the refraction and reflection of protrusion 14, are adjusted from the side that bright enhancement film 10 is emitted
To so that light is emitted along the thickness direction of bright enhancement film 10 as much as possible, to enter within the visual angle of observer.So that former
Originally the light lost is utilized again, to improve the emitting brightness of electronic device 1000, and then improves user experience.
Specifically, the substrate 12 of bright enhancement film 10 and protrusion 14 can be made with identical material, can also use different materials
Material is made.In one example, the substrate 12 of bright enhancement film 10 and protrusion 14 are all made of acrylic resin (Acrylic Resin) system
At.In another example, substrate 12 using polyethylene terephthalate (Polyethylene Terephthalate,
PET it) is made, protrusion 14 is made of polyethylene kind UV-cured resin.
In actual production process, can the upper surface of substrate 12 122 coat protrusion 14 raw material, then with it is convex
The mold for playing 14 complementary structure carries out press mold to the raw material for the protrusion 14 for being coated in upper surface 122, finally finishes press mold
The raw material of protrusion 14 is solidified.14 setting of protrusion can so be arrived to the upper surface 122 of substrate 12.
In some embodiments, the surface of protrusion 14 covers the shadowless glue layer with anti-scratch function.So in not shadow
While sound bright enhancement film 10 normally adds lustre to, the anti-scratch performance of bright enhancement film 10 can be improved.
Fig. 3 and Fig. 4 are please referred to, in some embodiments, the upper surface 122 of matrix 12 is rectangle, and each raised 14
Width direction along the upper surface of matrix 12 122 extends, and multiple raised 14 length direction along the upper surface of matrix 12 122 is arranged
Column.
Fig. 5 and Fig. 6 are please referred to, in some embodiments, the upper surface 122 of matrix 12 is rectangle, and each raised 14
Length direction along the upper surface of matrix 12 122 extends, and multiple raised 14 width direction along the upper surface of matrix 12 122 is arranged
Column.
Certainly, in other implementations, each raised 14 extending direction can be with the upper surface 122 of matrix 12
For width direction at any angle, multiple raised 14 orientations can be with the width direction of the upper surface 122 of matrix 12 at appointing
Meaning angle.The specific degree of angulation is not defined herein.
In one example, as shown in Figure 3 and Figure 4, each raised 14 extending direction and the upper surface 122 of matrix 12
Width direction angulation is 0 °, the width direction institute of the upper surface 122 of multiple raised 14 orientations and matrix 12 at
Angle be 90 °.
In another example, as shown in Figure 5 and Figure 6, the upper surface 122 of each raised 14 extending direction and matrix 12
Width direction angulation be 90 °, the width direction institute of the upper surface 122 of multiple raised 14 orientations and matrix 12
At angle be 0 °.
In another example, the width direction institute of the upper surface 122 of each raised 14 extending direction and matrix 12 at
Angle be 30 °, the width direction angulation of the upper surface 122 of multiple raised 14 orientations and matrix 12 is 60 °.
In further example, the width direction institute of the upper surface 122 of each raised 14 extending direction and matrix 12 at
Angle be 50 °, the width direction angulation of the upper surface 122 of multiple raised 14 orientations and matrix 12 is 40 °.
Fig. 7 and Fig. 8 are please referred to, in some embodiments, multiple raised 14 are intervally arranged.
Note that multiple raised 14 be intervally arranged can be rule, be also possible to irregular;Multiple raised 14
Spacing can be identical, be also possible to different;In all raised 14, it can be whole protrusions 14 and be intervally arranged,
It can also only some protrusion 14 be intervally arranged.Multiple raised 14 concrete mode being intervally arranged is not limited herein
It is fixed.
Fig. 9 and Figure 10 are please referred to, in one example, bright enhancement film 10 shares 5 protrusions 14, wherein intermediate three are convex
It rises and is not intervally arranged between 14, and two protrusions 14 at both ends are intervally arranged with three intermediate protrusions 14.
Figure 11 and Figure 12 are please referred to, in another example, bright enhancement film 10 shares the interval of 4 protrusions, 14,4 protrusions 14
Arrangement be it is irregular, specifically, the spacing between second protrusion 14 and third protrusion 14 than first protrusion 14 and
Spacing between second protrusion 14 is small, the spacing between third protrusion 14 and the 4th protrusion 14 than first protrusion 14 and
Spacing between second protrusion 14 is big.
Figure 13 and Figure 14 are please referred to, in another example, bright enhancement film 10 shares the interval of 4 protrusions, 14,4 protrusions 14
Arrangement be it is irregular, specifically, the spacing between second protrusion 14 and third protrusion 14 than first protrusion 14 and
Spacing between second protrusion 14 is big, the spacing between third protrusion 14 and the 4th protrusion 14 than second protrusion 14 and
Spacing between third protrusion 14 is big.
Figure 15 and Figure 16 are please referred to, in some embodiments, the spacing between the bottom 142 of adjacent protrusion 14 is greater than
The size of the bottom 142 of protrusion 14.
Certainly, in other some embodiments, the spacing between the bottom 142 of adjacent protrusion 14 can be less than convex
The size of 14 bottom 142 is played, as shown in Figure 17 and Figure 18;In other some embodiments, the bottom of adjacent protrusion 14
Spacing between portion 142 is equal to the size of the bottom 142 of protrusion 14, as shown in Figure 7 and Figure 8.Herein not to the bottom of protrusion 14
Spacing between the bottom 142 of 142 size and adjacent protrusion 14 is defined.
Referring to Fig. 3, in some embodiments, the bottom 142 of adjacent protrusion 14 is against setting.
Figure 19 and Figure 20 are please referred to, in some embodiments, the section of protrusion 14 is trapezoidal, the bottom 142 of protrusion 14
Size is greater than 144 size of top of protrusion 14;Alternatively, please referring to Figure 21 and Figure 22, the section of protrusion 14 is arc-shaped.
Figure 23 is please referred to, in some embodiments, when the section of protrusion 14 is trapezoidal, the corner angle of protrusion 14 are rounded
Or chamfering.
It is appreciated that being easily damaged and scratch in use other mating makes when protrusion 14 has sharp corner angle
Device, it is poor so as to cause optical quality.The arc-shaped protrusion 14 in section and corner angle are rounded or the protrusion 14 of chamfering can
It is scratched so that bright enhancement film 10 is anti-, to improve the reliability of bright enhancement film 10.
It note that the section of protrusion 14 can triangular in shape, trapezoidal, square, rectangle or other are irregular polygon
Shape is not defined the shape in the section of protrusion 14 herein.
When the section of protrusion 14 is trapezoidal, trapezoidal to can be isosceles trapezoid etc. of different shapes trapezoidal.
Figure 24 is please referred to, in some embodiments, each described raised 14 is in a strip shape, at least one protrusion 14 is formed with
At least one groove 146, groove 146 extend along the length direction of protrusion 14.In this way, groove 146, which can improve, even is eliminated light
Line passes through the interference phenomenon that generates when bright enhancement film 10.
It is appreciated that groove 146 is arranged in the protrusion 14 of bright enhancement film 10, the light being emitted from bright enhancement film 10 can be increased
Direction diversity, so as to make from bright enhancement film 10 be emitted and the received light of observed person it is more while, change
It is kind even to be eliminated interference phenomenon, and then improve user experience.
Figure 25 is please referred to, the backlight module 100 of the application embodiment includes the bright enhancement film 10 of any of the above-described embodiment
With backlight 20.Backlight 20 is arranged in 10 side of bright enhancement film.
The backlight module 100 of the application embodiment, using the upper surface 122 for being formed in matrix 12 multiple raised 14 come
Reflection light, can make light more uniform and the utilization rate of light is higher, be conducive to the light out for improving electronic device 1000
Brightness, to improve user experience.
Figure 28 is please referred to, backlight module 100 may include a variety of optical sheets and diaphragm, such as diffusion barrier 40, light guide plate
60 and reflector plate 80.Bright enhancement film 10, diffusion barrier 40, light guide plate 60 and reflector plate 80 are cascading.The setting of backlight 20 exists
The side of light guide plate 60, backlight 20 are used to inject light source in light guide plate 60.In this way, providing light source for backlight module 100, make
Obtaining backlight module 100 can work normally.
Certainly, backlight module 100 can also include shading glue film, glue frame, iron frame etc. to encapsulate backlight module 100 to
Prevent the structure of 100 light leakage of backlight module.
Increase it is appreciated that the light that the backlight 20 of backlight module 100 issues is entered by light guide plate 60 and diffusion barrier 40
In the matrix 12 of light film 10, then enter multiple raised 14 by matrix 12.Multiple raised 14 utilize refraction and the original being totally reflected
Reason, adjusts the angle of beam projecting, so that the light of dispersion is concentrated, to be gone out as much as possible with the thickness direction of bright enhancement film 10
It penetrates.
In one example, bright enhancement film 10 make light as much as possible centered on the thickness direction of bright enhancement film 10 ±
It is emitted within the scope of 35 °;In another example, bright enhancement film 10 makes the light to be with the thickness direction of bright enhancement film 10 as much as possible
It is emitted within the scope of ± 30 ° of center;In another example, bright enhancement film 10 makes light as much as possible with the thickness of bright enhancement film 10
It is emitted within the scope of ± 40 ° centered on degree direction.
In some embodiments, backlight module 100 includes two bright enhancement films 10.Add lustre in this way, can be further improved
Effect.In one example, the protrusion 14 of a bright enhancement film 10 is contacted with the substrate 12 of another bright enhancement film 10;At another
In example, the substrate 12 of one of bright enhancement film 10 is contacted with the substrate 12 of another bright enhancement film 10.
Figure 26 and Figure 27 is please referred to, the electronic device 1000 of the application embodiment includes the back of any of the above-described embodiment
Optical mode group 100 and function element 300.The side of bright enhancement film 10,10 covering function device of bright enhancement film is arranged in function element 300
300。
The electronic device 1000 of the application embodiment utilizes multiple raised the 14 of the upper surface 122 for being formed in matrix 12
Carry out reflection light, light can be made more uniform and the utilization rate of light is higher, is conducive to improve going out for electronic device 1000
Brightness, to improve user experience.
Certainly, electronic device 1000 can also include display screen 200, and display screen 200 is separately positioned on function element 300
The two sides of bright enhancement film 10.
Figure 28 is please referred to, in some embodiments, bright enhancement film 10 includes add lustre to area 16 and transparent area 18, function element
300 are aligned with transparent area 18, and the upper surface 182 of transparent area 18 is formed with multiple raised 184.In this way, can only improve and function
The emitting brightness for the transparent area 16 that device 300 is aligned, thus the normal work of assurance function device 300.
In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation
What the description of mode ", " example ", " specific example " or " some examples " etc. meant to describe in conjunction with the embodiment or example
Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the application.In this specification
In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
While there has been shown and described that presently filed embodiment, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principle and objective of the application and become
Type, scope of the present application are defined by the claims and their equivalents.
Claims (10)
1. a kind of bright enhancement film is used for electronic device characterized by comprising
Flaky matrix;With
Multiple protrusions of the upper surface of described matrix are formed in, the multiple protrusion is arranged in array;Each protrusion is in item
Shape has convexed to form at least one groove described at least one, and the groove extends along the length direction of the protrusion, described convex
The surface covering risen has the shadowless glue layer of anti-scratch function.
2. bright enhancement film as described in claim 1, which is characterized in that the upper surface of described matrix is rectangle, each described convex
It plays the width direction along the upper surface of described matrix to extend, length direction of the multiple protrusion along the upper surface of described matrix is arranged
Column.
3. bright enhancement film as claimed in claim 2, which is characterized in that the multiple bulge clearance arrangement.
4. bright enhancement film as claimed in claim 3, which is characterized in that the spacing between the bottom of the adjacent protrusion is greater than institute
State the size of the bottom of protrusion.
5. bright enhancement film as claimed in claim 2, which is characterized in that the bottom of the adjacent protrusion is against setting.
6. bright enhancement film as described in claim 1, which is characterized in that the section of the protrusion is trapezoidal, the bottom of the protrusion
Size is greater than the top dimension of the protrusion;Or
The section of the protrusion is arc-shaped.
7. bright enhancement film as claimed in claim 6, which is characterized in that when the section of the protrusion is trapezoidal, the protrusion
Corner angle are rounded or chamfering.
8. a kind of backlight module characterized by comprising
The described in any item bright enhancement films of claim 1-7;With
The side of the bright enhancement film is arranged in backlight, the backlight.
9. a kind of electronic device characterized by comprising
Backlight module according to any one of claims 8;With
The side of the bright enhancement film is arranged in function element, the function element, and the bright enhancement film covers the function element.
10. electronic device as claimed in claim 9, which is characterized in that the bright enhancement film includes add lustre to area and transparent area, described
Function element is aligned with the transparent area, and the upper surface of the transparent area is formed with the multiple protrusion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821294765.0U CN209044086U (en) | 2018-08-10 | 2018-08-10 | Bright enhancement film, backlight module and electronic device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821294765.0U CN209044086U (en) | 2018-08-10 | 2018-08-10 | Bright enhancement film, backlight module and electronic device |
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Publication Number | Publication Date |
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CN209044086U true CN209044086U (en) | 2019-06-28 |
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ID=67030863
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CN201821294765.0U Active CN209044086U (en) | 2018-08-10 | 2018-08-10 | Bright enhancement film, backlight module and electronic device |
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2018
- 2018-08-10 CN CN201821294765.0U patent/CN209044086U/en active Active
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