CN108303825A - Electronic device and its display module, backlight module and its assembly method - Google Patents
Electronic device and its display module, backlight module and its assembly method Download PDFInfo
- Publication number
- CN108303825A CN108303825A CN201810106258.8A CN201810106258A CN108303825A CN 108303825 A CN108303825 A CN 108303825A CN 201810106258 A CN201810106258 A CN 201810106258A CN 108303825 A CN108303825 A CN 108303825A
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- Prior art keywords
- bottom wall
- backlight module
- supporting walls
- wall
- accommodating space
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Classifications
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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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
Abstract
This application discloses a kind of backlight module, backlight module includes：Back frame, back frame include bottom wall and the side wall with bottom wall bending connection, and bottom wall surrounds an accommodating space with side wall；Supporting walls, and it is side walls hinged, and can at least overturn to the first state parallel with bottom wall towards close to accommodating space direction, it can at least overturn extremely second state parallel with side wall towards far from accommodating space direction；Optical module is set on bottom wall and in accommodating space；Flexible PCB is set on bottom wall and at least partly Chong Die with optical module；Light source is set in one side of the flexible PCB far from bottom wall and opposite with the side of optical module towards side wall.Disclosed herein as well is a kind of assembly method of backlight module, display module, electronic devices.By the above-mentioned means, the application can ensure the stability of backlight module support display panel, and do not interfere with the assembly of backlight module in the case of the width that the non-display area for reducing backlight module occupies.
Description
Technical field
The present invention relates to the backlight technology field of electronic device, more particularly to a kind of electronic device and its display module,
Backlight module and its assembly method.
Background technology
Currently, with the development of science and technology, the electronic devices such as smart mobile phone are increasingly at necessity for people's lives.
Backlight module is the important component of electronic device, and the backlight module of the portable electronic devices such as smart mobile phone is logical at present
Frequently with side entrance back module, i.e., the light that light source is sent out injects light guide plate from light guide plate side, to be electronics through light guide plate
The display panel of device provides backlight, however since the light source of this side entrance back module and some relevant structure needs are set
It sets in the side of light guide plate, therefore, occupies larger non-display area, the realization for being unfavorable for narrow frame and shielding comprehensively, how
Shorten backlight module in the width of non-display area and do not influence the normal display of backlight module and display panel, becomes people
Focus of attention problem.
Invention content
The embodiment of the present application use a technical solution be：There is provided a kind of backlight module includes：Back frame, back frame include bottom
Wall and the side wall connected with bottom wall bending, bottom wall surround an accommodating space with side wall；Supporting walls, and it is side walls hinged, and can towards by
Nearly accommodating space direction at least overturn to the first state parallel with bottom wall, can towards far from accommodating space direction at least overturn extremely with
The second parallel state of side wall；Optical module is set on bottom wall and in accommodating space；Flexible PCB is set to bottom
It is on wall and at least partly Chong Die with optical module；Light source, be set in one side of the flexible PCB far from bottom wall and with optics group
The side of part towards side wall is opposite.
The embodiment of the present application use another technical solution be：A kind of assembly method of backlight module, backlight mould are provided
Group is above-mentioned backlight module, and assembly method includes：Supporting walls are overturn to the second state；By the flexible circuit equipped with light source
Plate is put into accommodating space and is set on bottom wall；Optical module is put into accommodating space and is set on bottom wall；By supporting walls
It overturns to first state.
The embodiment of the present application use another technical solution be：A kind of display module is provided, which includes aobvious
Show panel and the backlight module for providing backlight for display panel, the above-mentioned backlight module of backlight module.
The embodiment of the present application use another technical solution be：A kind of electronic device is provided, which includes upper
The display module stated.
The advantageous effect of the embodiment of the present application is：The embodiment of the present application by be arranged backlight module include：Back frame, back frame packet
Bottom wall and the side wall with bottom wall bending connection are included, bottom wall surrounds an accommodating space with side wall；Supporting walls, and it is side walls hinged, and can
It at least overturns to the first state parallel with bottom wall, can be at least overturn towards far from accommodating space direction towards close to accommodating space direction
To second state parallel with side wall；Optical module is set on bottom wall and in accommodating space；Flexible PCB, setting
In on bottom wall and at least partly Chong Die with optical module；Light source, be set in one side of the flexible PCB far from bottom wall and with light
The side for learning component towards side wall is opposite, can be protected in the case of the width that the non-display area for reducing backlight module occupies
The stability of backlight module support display panel is demonstrate,proved, and does not interfere with the assembly of backlight module.
Description of the drawings
Fig. 1 is the back light module unit structure schematic diagram of the embodiment of the present application；
Fig. 2 is the embodiment of the present application backlight module support wall and side walls hinged schematic diagram；
Fig. 3 is another supporting walls of the embodiment of the present application backlight module and side walls hinged schematic diagram；
Fig. 4 is the structural schematic diagram of the backlight module of another embodiment of the application；
Fig. 5 is the part isometric structural schematic diagram of the embodiment of the present application back frame and flexible PCB；
Fig. 6 is the flow diagram of the assembly method of the embodiment of the present application backlight module；
Fig. 7 is the decomposition texture schematic diagram of the embodiment of the present application electronic device.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes.It is understood that specific embodiment described herein is only used for explaining the application, rather than the limit to the application
It is fixed.It also should be noted that illustrating only for ease of description, in attached drawing and the relevant part of the application and not all knot
Structure.Based on the embodiment in the application, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall in the protection scope of this application.
Term " first ", " second " in the application etc. be for distinguishing different objects, rather than it is specific suitable for describing
Sequence.In addition, term " comprising " and " having " and their any deformations, it is intended that cover and non-exclusive include.Such as comprising
The step of process of series of steps or unit, method, system, product or equipment are not limited to list or unit, and
It further includes the steps that optionally not listing or unit to be, or further includes optionally for these processes, method, product or equipment
Intrinsic other steps or unit.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Referring to Fig. 1, Fig. 1 is the back light module unit structure schematic diagram of the embodiment of the present application.Fig. 2 is the embodiment of the present application backlight
Module support wall and side walls hinged schematic diagram.In the present embodiment, backlight module may include：Back frame 10, optical module 20, light
Source 30, flexible PCB 40, supporting walls 50, the first bond 60, the second bond 70 and shading rubber belt 80.
Back frame 10 includes bottom wall 11 and side wall 12.Side wall 12 is connected with the bending of bottom wall 11.Can be specifically that vertical bending connects
It connects.Bottom wall 11 surrounds a box-like accommodating space with side wall 12.
Optionally, bottom wall 11 may include the first bottom wall part 111, the second bottom wall part 112 and interconnecting piece 113.
Interconnecting piece 113 is connected between the first bottom wall part 111 and the second bottom wall part 112.Side wall 12 far from bottom wall 11 one
Hold to the first bottom wall part 111 vertical range be more than the one end of side wall 12 far from bottom wall 11 to the second bottom wall part 112 it is vertical away from
From.In other words, bottom wall 11 formed at the first bottom wall part 111 surrounded by side wall 12, interconnecting piece 113, the first bottom wall part 111 it is recessed
Fall into space.Dented space is a part for accommodating space.
Optical module 20 is located in the accommodating space that bottom wall 11 and side wall 12 surround, and optical module 20 may include reflector plate
21, light guide plate 22 and even optical element 23.
Flexible PCB 40 be set on bottom wall 11 and at least partly with optical module 20 display module width direction
Upper overlapping.Optionally, flexible PCB 40 is bonded in by the first bond 60 in the first bottom wall part 111.First bond 60
It can be double faced adhesive tape.In other embodiments, the first bond 60 or other goos, such as glue layer.Flexible electrical
Road plate 40 is at least partly accommodated in dented space.
Reflector plate 21 is arranged in the second bottom wall part 112.
22 part of light guide plate is set on reflector plate 21, and light guide plate 22 is not disposed on the part on reflector plate 21 by second
Bond 70 is bonded on the subregion on surface of the flexible PCB 40 far from bottom wall 11.
Flexible PCB 49 is at least partly be overlapped in the width direction of display module with light guide plate 22.
Light source 30 is arranged in one side of the flexible PCB 40 far from bottom wall 11.Light source 30 and optical module 20 are towards side wall
11 side is opposite.Light source 30 is located at the side of optical module 20.Optionally, light source 30 is located at the side of light guide plate 22, for example,
The incident side of 30 light guide plate 22 of light source.Light source 30 is arranged on the region that flexible PCB 40 is not covered by light guide plate 22, and light
Source 30 is electrically connected with flexible PCB 40.Light source 30 is connect by the circuit on flexible PCB 40 with power supply circuit, so that for
Circuit can be that light source 30 is powered.
Even optical element 23 is set on the subregion of light guide plate 22.Reflector plate 21, light guide plate 22, even optical element 23 are successively
Along the direction setting far from bottom wall 11.For example, as shown, reflector plate 21, light guide plate 22, even optical element 23 from top to bottom successively
It is stacked.
Optionally, surface of the light source 30 far from bottom wall 11 is flushed with surface of the light guide plate 22 far from bottom wall 11.Light source 30 is remote
There is the space for mixed light and heat dissipation between side from light guide plate 22 and side wall 12.Light source 30 can be LED light.
Optionally, the side of 30 face away from light guide 22 of light source is flushed with support element 50 backwards to the side of even optical element 23.
Optionally, even optical element 23 may include the expansion being cascadingly set on surface of the light guide plate 22 far from bottom wall 11
Dissipate film 231, the first bright enhancement film 232 and the second bright enhancement film 233.Even optical element 23 or other structures, the application are implemented
Example does not limit this.
Supporting walls 50 and side wall 12 are hinged, and can at least overturns extremely parallel with bottom wall 11 the towards close to accommodating space direction
One state can at least be overturn towards far from accommodating space direction to second state parallel with side wall 12.
Optionally, end of the side wall 12 far from bottom wall 11 is hinged with supporting walls 50, and end of the side wall 12 far from bottom wall is equipped with
First step S1, supporting walls 50 have second step S2 with the hinged end of side wall 12, and supporting walls 50 are in first state, and first
Step S1 coordinates with second step S2, so that supporting walls 50 and 11 keeping parallelism of bottom wall.
For supporting walls 50 in first state, shading rubber belt 80 is set on supporting walls 50 and the subregion of even optical element 23
On.Supporting walls 50 are used to support display panel, and supporting walls 50 can be Nian Jie with display panel by shading rubber belt 80.
Referring to Fig. 3, Fig. 3 is another supporting walls of the embodiment of the present application backlight module and side walls hinged schematic diagram.
In the present embodiment, side wall 12a includes sidewall body portion 121 and the bending with the bending connection of sidewall body portion 121
Portion 122, in first state, the parts supporting walls 50a are supported on bending part 122 supporting walls 50a, so that supporting walls 50a and bottom
11 keeping parallelism of wall.
Optionally, bending part 122 is vertically with side wall 12a, and bending part 122 is bent on the inside of accommodating space.
Certainly, side wall is not limited to above two with the hinged mode of supporting walls, and the embodiment of the present application does not limit this.
It, can by being arranged flexible PCB 40 between light source and the bottom wall of back frame 10 11 in each above-described embodiment
So that flexible PCB 40 it is Chong Die with light guide plate 22 region it is wider, so as to reduce the width of backlight module non-display area
Degree.Further, the glue frame for supporting flexible PCB 40, Ke Yijin can be saved on bottom wall 11 since flexible PCB 40 is set to
One step shortens the width of backlight module non-display area.Herein on basis, further utilize supporting walls 50 or 50a in the first shape
Display panel is supported when state.Because therefore supporting walls 50 may be reversed to the second state, the opening of accommodating space can become
Bigger is obtained, convenient for not interfering with the normal assembling of backlight module.
In other embodiments, the reliability that support element improves support can be further set.Referring specifically to retouching hereafter
It states.
Referring to Fig. 4, Fig. 4 is the structural schematic diagram of the backlight module of another embodiment of the application.
Compared with above-described embodiment, in the present embodiment, backlight module further comprises that support element 51, support element 51 are arranged
In on light source 30 and/or optical module 20, support element 51 is used to support supporting walls 50 when supporting walls 50 are in first state.
Optionally, support element 51 is set on light source 30 and is set to the region that light guide plate 22 is not covered by even optical element 23
On.
There is preset clearance a, preset clearance a is on the one hand between support element 51 and the end close to each other of even optical element 23
For matching rigging error；On the other hand, in the case of certain cold and hot deformation so that backlight module remains to work normally,
The interference between part will not occur.
Optionally, support element 51 can at least be made in the part on light guide plate 22 of light screening material, to avoid light
The light direct projection that source 30 is sent out leaks out backlight module.
It should be understood that in other embodiments, support element 51 can be only arranged on light source 30 or be only arranged at light guide plate
On 22 regions not covered by even optical element 23.
Optionally, support element 51 has elasticity and viscosity, for example, support element 51 can be foam rubber.Due to support element 51
With elasticity, therefore there can be certain cushioning effect to display panel when supporting display panel.Since support element 51 has
Viscosity, supporting walls 50 are Nian Jie with support element 51 in first state.
Referring to Fig. 5, Fig. 5 is the part isometric structural schematic diagram of the embodiment of the present application back frame and flexible PCB.Upper
It states in each embodiment, opening 121 is equipped at least on the side wall 12 of back frame 10.Flexible PCB 40 is prolonged by the opening 121
It extends to except back frame 10.
Optionally, opening 121 is unclosed in the side far from bottom wall 11, notch is formed, in order to flexible PCB 40
Installation.
Optionally, bottom wall 11 be equipped with the 121 opening 11a that are connected to of opening, to avoid flexible PCB 40 by pinch off or
Person's damage causes 40 electric property of flexible PCB bad.
Referring to Fig. 6, Fig. 6 is the flow diagram of the assembly method of the embodiment of the present application backlight module.
In the present embodiment, the assembly method of backlight module may comprise steps of：
Step 101：Supporting walls are overturn to the second state.
Wherein, supporting walls 50 or 50a are overturn to the opening bigger for the accommodating space for making back frame 10 to the second state, just
It is put into accommodating space in subsequent optical component 20, flexible PCB 40, light source 30.
Step 102：Flexible PCB equipped with light source is put into accommodating space and is set on bottom wall.
Wherein, may include that light source 30 is arranged on flexible PCB 40 before step 102.In a step 102, will
Flexible PCB 40 equipped with light source 30 is put into the accommodating space that back frame 10 surrounds, and light source is not arranged for flexible PCB
30 one side is bonded in by the first bond 60 in the first bottom wall part 111.
Step 103：Optical module is put into accommodating space and is set on bottom wall.
Wherein, optical module 20 is put into accommodating space and is arranged and can specifically include on bottom wall 11：By reflector plate
21 are set in the second bottom wall part 112 of bottom wall 11；22 part of light guide plate is set on reflector plate 21, another part passes through
Two bonds 70 are bonded in flexible PCB 40 on the surface of bottom wall 11；Diffusion barrier 231 is set on light guide plate 22, part
First bright enhancement film 232 is set on diffusion barrier 231；Second bright enhancement film 233 is arranged on the first bright enhancement film 232.
Optionally, may include between step 103 and step 104：Support is set on light source 30 and/or light guide plate 22
Part 51.Support element 51 can be the foam rubber with viscosity.
Step 104：Supporting walls are overturn to first state.
Wherein it is possible to overturn supporting walls 50 to first state, and it is supported in support element 51 and Nian Jie with support element 51.
May include that shading rubber belt is set on the subregion of supporting walls 50 and even optical element 23 after step 104
80。
Referring to Fig. 7, Fig. 7 is the decomposition texture schematic diagram of the embodiment of the present application electronic device.In the present embodiment, electronics
Device 90 can be smart mobile phone, and in other embodiments, electronic device may be tablet computer, palm PC, intelligent hand
Table etc..
In the present embodiment, electronic device 90 may include include rear shell 91, center 92, display module 93 and cover board
94。
Center 92 is fixedly connected with rear shell 91.
Display module 93 is fixed on center 92.
Display module 93 includes backlight module 931 and display panel 932, and backlight module 93 is used to carry for display panel 932
For backlight.
Display panel 932 can be liquid crystal display panel or other display panels.
Cover board 94 is covered on display module 93.Cover board 94 can be transparent glass cover plate, in non-display area, cover board 94
Can be opaque.For example, cover board 94 is coated with black out ink in non-display area.
It should be understood that the other structures of electronic device 90 can be provided between rear shell 91 and center 92, for example, circuit board
Deng since the application is not related to the improvement to these components, not illustrating herein.
In other embodiments, electronic device 90 can also use other structures, the structure of above-mentioned electronic device 90
Illustrate and the protection domain of non-limiting the application.
The embodiment of the present application by be arranged backlight module include：Back frame, back frame include bottom wall and are connected with bottom wall bending
Side wall, bottom wall surround an accommodating space with side wall；Supporting walls, and it is side walls hinged, and can at least be turned over towards close to accommodating space direction
The first state parallel with bottom wall is gone to, can at least be overturn to second state parallel with side wall towards far from accommodating space direction；
Optical module is set on bottom wall and in accommodating space；Flexible PCB is set to what bottom wall was not covered by optical module
On region and in accommodating space；Light source is set in one side of the flexible PCB far from bottom wall and positioned at optical module
Side can ensure backlight module support display surface in the case of the width that the non-display area for reducing backlight module occupies
The stability of plate, and do not interfere with the assembly of backlight module.
The foregoing is merely presently filed embodiments, are not intended to limit the scope of the claims of the application, every to utilize this
Equivalent structure or equivalent flow shift made by application specification and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field includes similarly in the scope of patent protection of the application.
Claims (13)
1. a kind of backlight module, which is characterized in that the backlight module includes：
Back frame, the back frame include bottom wall and the side wall with bottom wall bending connection, and the bottom wall surrounds one with the side wall
Accommodating space；
Supporting walls, and it is described side walls hinged, and can be extremely parallel with the bottom wall towards at least overturn close to the accommodating space direction
First state, can towards far from the accommodating space direction at least overturn extremely second state parallel with the side wall；
Optical module is set on the bottom wall and in the accommodating space；
Flexible PCB is set on the bottom wall, and at least partly Chong Die with the optical module；
Light source is set in one side of the flexible PCB far from the bottom wall and with the optical module towards the side wall
Side it is opposite.
2. backlight module according to claim 1, which is characterized in that the bottom wall includes the first bottom wall part, the second bottom wall
Portion and the bottom wall interconnecting piece being connected between first bottom wall part and second bottom wall part, the side wall is far from the bottom
The vertical range of one end of wall to first bottom wall part is more than the one end of the side wall far from the bottom wall to second bottom
The vertical range of wall portion, the flexible PCB are set in first bottom wall part.
3. backlight module according to claim 1, which is characterized in that the backlight module further comprises support element, institute
It states support element to be set on the light source and/or the optical module, the support element is used in the supporting walls described the
The supporting walls are supported when one state.
4. backlight module according to claim 3, which is characterized in that the optical module includes along far from the bottom wall side
To the light guide plate and even optical element set gradually, the support element be set on the light source and be set to the light guide plate not by
On the region of the even optical element covering.
5. backlight module according to claim 4, which is characterized in that the light source is backwards to the side of the light guide plate and institute
Support element is stated to flush backwards to the side of the even optical element.
6. backlight module according to claim 1, which is characterized in that end of the side wall far from the bottom wall with it is described
Supporting walls are hinged, and end of the side wall far from the bottom wall is equipped with first step, the supporting walls with it is described side walls hinged
End has second step, and in the first state, the first step coordinates the supporting walls with the second step, with
Make supporting walls and the bottom wall keeping parallelism.
7. backlight module according to claim 1, which is characterized in that the side wall include sidewall body portion and with the side
The bending part of wall main part bending connection, in the first state, the support wall part is supported in described the supporting walls
On bending part, so that supporting walls and the bottom wall keeping parallelism.
8. backlight module according to claim 3, which is characterized in that the support element has viscosity, so that the support
Wall is Nian Jie with the support element in the first state.
9. backlight module according to claim 1, which is characterized in that the backlight module further comprises shading rubber belt,
When the supporting walls are in the first state, the shading rubber belt is set on the supporting walls and the portion of the even optical element
On subregion.
10. backlight module according to claim 4, which is characterized in that the backlight module further comprises the first bonding
Part and the second bond, the flexible PCB are adhered to by first connector on the bottom wall, the flexible circuit
Plate is connected to by second bond on the light guide plate.
11. a kind of assembly method of backlight module, which is characterized in that the backlight module is claim 1-10 any one institute
The backlight module stated, the assembly method include：
The supporting walls are overturn to second state；
The flexible PCB equipped with the light source is put into the accommodating space and is set on the bottom wall；
The optical module is put into the accommodating space and is set on the bottom wall；
The supporting walls are overturn to the first state.
12. a kind of display module, which is characterized in that the display module includes display panel and for being carried for the display panel
For the backlight module of backlight, the backlight module is the backlight module described in claim 1-10 any one.
13. a kind of electronic device, which is characterized in that the electronic device includes the display module described in claim 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106258.8A CN108303825B (en) | 2018-01-31 | 2018-01-31 | Electronic device and display assembly thereof, backlight module and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106258.8A CN108303825B (en) | 2018-01-31 | 2018-01-31 | Electronic device and display assembly thereof, backlight module and assembly method thereof |
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| Publication Number | Publication Date |
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| CN108303825A true CN108303825A (en) | 2018-07-20 |
| CN108303825B CN108303825B (en) | 2020-10-02 |
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| CN201810106258.8A Active CN108303825B (en) | 2018-01-31 | 2018-01-31 | Electronic device and display assembly thereof, backlight module and assembly method thereof |
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| CN112291693A (en) * | 2020-10-30 | 2021-01-29 | 维沃移动通信有限公司 | MEMS microphone |
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| CN109164635A (en) * | 2018-09-20 | 2019-01-08 | 厦门天马微电子有限公司 | Backlight module and its manufacturing method and display device |
| CN110376790A (en) * | 2019-07-15 | 2019-10-25 | Oppo（重庆）智能科技有限公司 | Backlight assembly, display screen and electronic equipment |
| CN112291693A (en) * | 2020-10-30 | 2021-01-29 | 维沃移动通信有限公司 | MEMS microphone |
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| CN108303825B (en) | 2020-10-02 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: Guangdong Opel Mobile Communications Co., Ltd. |
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