CN209014870U - Backlight assembly and display device - Google Patents

Backlight assembly and display device Download PDF

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Publication number
CN209014870U
CN209014870U CN201822143703.6U CN201822143703U CN209014870U CN 209014870 U CN209014870 U CN 209014870U CN 201822143703 U CN201822143703 U CN 201822143703U CN 209014870 U CN209014870 U CN 209014870U
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China
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electrode interface
light source
conducting wire
circuit board
printed circuit
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CN201822143703.6U
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Chinese (zh)
Inventor
程加河
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HKC Co Ltd
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HKC Co Ltd
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Abstract

The application provides a backlight assembly and display equipment, the backlight assembly comprises a plurality of light source modules, a connecting terminal and a back plate, the connecting terminal is used for being connected with a power panel, each light source module comprises a light source, a printed circuit board used for fixing the light source, a first electrode interface and a second electrode interface, the first electrode interface and the second electrode interface are used for being connected with an external power supply, the light source is fixedly connected onto the printed circuit board, the first electrode interface is arranged on the printed circuit board and is connected with the light source, the second electrode interface is arranged on the printed circuit board and is connected with the light source, and the first electrode interface and the second electrode interface are connected with; the plurality of light source modules and the connecting terminals are fixedly connected to the back plate, and the plurality of light source modules are arranged in multiple rows and multiple columns; the two adjacent light source modules are not connected through the printed circuit board, so that the condition of vacancy of the printed circuit board is effectively avoided, the printed circuit board is fully utilized, the waste of materials is avoided, and the manufacturing cost is reduced.

Description

A kind of backlight assembly and display equipment
Technical field
This application involves liquid crystal display manufacturing technology fields, are to be related to a kind of backlight assembly and display more specifically Equipment.
Background technique
Backlight module is the important composition portion of liquid crystal display (Liquid Crystal Display, be abbreviated as LCD) Part, for providing light source for liquid crystal display.With light emitting diode (Light Emitting Diode, be abbreviated as LED) skill The advantages that fast development of art, LED is high, light quality is high and small in size with its light efficiency, LED backlight has been widely used in it In source module, and LED backlight is due to having the features such as fine definition, energy conservation and environmental protection, service life length, super wide colour gamut and ultra-thin appearance And it is increasingly becoming the backlight that liquid crystal display mainly uses.
Existing low cost liquid crystal display mostly uses greatly direct-light-type backlight module, generallys use lamp bar being fixed on back Light source is formed on plate, wherein lamp bar by being connected to printed circuit board (Printed for multiple LED phases across a certain distance Circuit Board, is abbreviated as PCB) on support.However the printing on the printed circuit board in this mode between two LED Other components are not put on circuit board, therefore stock utilization is low, causes the waste of material.
Utility model content
The application's is designed to provide a kind of light source module, is asked with solving the low technology of stock utilization in light source module Topic.
To achieve the above object, the application the technical solution adopted is that: a kind of backlight assembly, the backlight assembly packet are provided It includes:
Multiple light sources module, the light source module include for generating and emitting the light source of light, for fixing the light The printed circuit board and first electrode interface and second electrode interface in source, the light source, the first electrode interface and institute It states second electrode interface to be fixedly connected on the printed circuit board, and the first electrode interface and the second electrode connect Mouth is connect with the light source;
Connection terminal, the first electrode interface and the second electrode interface pass through conducting wire and the connection terminal connects It connects;
Backboard, multiple light source modules and the connection terminal are fixedly connected on the backboard, and multiple described Light source module is arranged at multiple lines and multiple rows.
In one embodiment, the printed circuit board is equipped with a light source or two light sources or three A light source.
In one embodiment, the first electrode interface and the second electrode interface are connection base;
Alternatively, the first electrode interface and the second electrode interface are connection male end.
In one embodiment, the printed circuit board include first surface for being fixedly connected with the light source and with The opposite second surface of the first surface;
The first electrode interface and the second electrode interface are set to the first surface;
Alternatively, the first electrode interface and the second electrode interface are set to the second surface;
Alternatively, the first electrode interface is set to the first surface, the second electrode interface is set to second table Face;
Alternatively, the first electrode interface is set to the second surface, the second electrode interface is set to first table Face.
In one embodiment, the light source includes LED lamp bead, and the LED lamp bead is red-light LED, yellow light LED, blue light LED, green light LED or white light LEDs.
In one embodiment, multiple light source modules are parallel with one another;
The conducting wire includes the first conducting wire, and one end of first conducting wire is equipped with and the first electrode interface or described the The wire connecting ends that two electrode interfaces are cooperatively connected, first conducting wire are connect by the wire connecting ends and the first electrode Mouth or second electrode interface connection, the other end of first conducting wire are connect with the connection terminal.
In one embodiment, multiple light source modules are serially connected to form series circuit.
In one embodiment, the quantity of the light source module is multiple, and multiple light source modules form a plurality of series connection Circuit, a plurality of series circuit are parallel with one another.
In one embodiment, the conducting wire includes the first conducting wire and the second conducting wire, and one end of first conducting wire is equipped with The wire connecting ends connecting with the first electrode interface or the second electrode Interference fit, the both ends of second conducting wire are equal Equipped with the wire connecting ends;
The two neighboring light source module is connected with each other by second conducting wire, is located at series circuit head and the tail both ends The light source module connect with the connection terminal by first conducting wire.
A kind of backlight assembly provided by the present application is due to may include multiple light sources module, the printed circuit of each light source module The size of plate and the size of light source are adapted, therefore printed circuit board is small size printed circuit board, the sky on printed circuit board Between be only used for accommodating light source and first electrode interface and second electrode interface, and pass through conducting wire between two neighboring light source module Rather than connected by printed circuit board, the vacant situation of printed circuit board is effectively prevented, printed circuit board has obtained sufficiently Utilization, avoid the waste of material, reduce the production cost.
The purpose of the application, which also resides in, provides a kind of display equipment, including above-mentioned backlight assembly.
In display equipment provided by the present application, since backlight assembly may include multiple light sources module, each light source module The size of printed circuit board and the size of light source are adapted, therefore printed circuit board is small size printed circuit board, printed circuit Space on plate is only used for accommodating light source and first electrode interface and second electrode interface, and between two neighboring light source module It is connected by conducting wire rather than by printed circuit board, effectively prevents the vacant situation of printed circuit board, printed circuit board obtains Sufficient utilization has been arrived, the waste of material has been avoided, reduces the production cost.Light source module can carry out modularized design, and And it can be standardized production, so as to produce the part of unified specification in batches, backlight assembly, display module or display are set Standby manufacturer only needs to be assembled as needed after obtaining modular light source module, and no longer needs to carry out The design and exploitation of lamp bar, effectively reduce design and development time, reduce development cost;Simultaneously because light source module can be with It is standardized batch production, therefore also contributes to reducing cost of manufacture.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to embodiment or description of the prior art Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the application Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram one of backlight assembly provided by the embodiments of the present application;
Fig. 2 is the structural schematic diagram of the backlight assembly of an example;
Fig. 3 is the structural schematic diagram one of the light source module of backlight assembly provided by the embodiments of the present application;
Fig. 4 is the structural schematic diagram two of the light source module of backlight assembly provided by the embodiments of the present application;
Fig. 5 is the structural schematic diagram three of the light source module of backlight assembly provided by the embodiments of the present application;
Fig. 6 is the structural schematic diagram four of the light source module of backlight assembly provided by the embodiments of the present application;
Fig. 7 is the structural schematic diagram five of the light source module of backlight assembly provided by the embodiments of the present application;
Fig. 8 is the structural schematic diagram six of the light source module of backlight assembly provided by the embodiments of the present application;
Fig. 9 is the structural schematic diagram two of backlight assembly provided by the embodiments of the present application;
Figure 10 is the structural schematic diagram three of backlight assembly provided by the embodiments of the present application;
Figure 11 is the structural schematic diagram four of backlight assembly provided by the embodiments of the present application.
Specific embodiment
In order to which technical problems to be solved in this application, technical solution and beneficial effect is more clearly understood, tie below Accompanying drawings and embodiments are closed, the application is further elaborated.It should be appreciated that specific embodiment described herein is only To explain the application, it is not used to limit the application.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.
It is to be appreciated that the orientation or position of the instructions such as term "front", "rear", "left", "right", "bottom", "inner", "outside" Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplifies description, without referring to Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage Solution is the limitation to the application.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the present application, the meaning of " plurality " is two or more, Unless otherwise specifically defined.
Referring to Fig. 1, a kind of backlight assembly, including multiple light sources module 1, connection terminal 2 and backboard 3, light source module 1 Including generate with emit the light source 11 of light, for the printed circuit board 12 of fixed light source 11 and for connecting external power supply First electrode interface 13 and second electrode interface 14, light source 11 are fixedly connected on printed circuit board 12, first electrode interface 13 It is connect on printed circuit board 12 and with light source 11, second electrode interface 14 is set on printed circuit board 12 and connects with light source 11 It connects, first electrode interface 13 and second electrode interface 14 are connect by conducting wire 4 with connection terminal 2;Multiple light sources module 1 and connection Terminal 2 is fixedly connected on backboard 3, and multiple light sources module 1 is arranged at multiple lines and multiple rows.
Referring to Fig. 2, in one example, printed circuit board 12 is large scale printed circuit board, multiple light sources 11 are set to Lamp bar is made on printed circuit board 12, the length of lamp bar is longer (generally can reach 100 millimeters or more), two neighboring light in lamp bar Printed circuit board 12 between source 11 is in blank state, does not place other components, and the utilization rate of printed circuit board 12 is low, To cause the waste of material.A kind of backlight assembly provided in this embodiment includes multiple light sources module 1, each light source module 1 printed circuit board 12 is small size printed circuit board, and the space on printed circuit board 12 is only used for accommodating light source 11 and the One electrode interface 13 and second electrode interface 14, and by conducting wire rather than pass through printing electricity between two neighboring light source module 1 Road plate 12 connects, and effectively prevents the vacant situation of printed circuit board 12, printed circuit board 12 is fully utilized, keeps away The waste for having exempted from material, reduces the production cost.
In one embodiment, on printed circuit board 12 be equipped with a light source 11, the size and light source of printed circuit board 12 11 size is adapted, so that the space on printed circuit board 12 is only used for accommodating light source 11 and first electrode interface 13 With second electrode interface 14, the vacant situation of printed circuit board 12 is effectively prevented, printed circuit board 12 has obtained adequately It utilizes, avoids the waste of material.
In one embodiment, set on printed circuit board 12 there are two light source 11, the size of printed circuit board 12 with two The size of light source 11 is adapted.Two light sources 11 can be serially connected and with first electrode interface 13 and second electrode interface 14, It can be parallel with one another and connect, can be configured as needed with first electrode interface 13 and second electrode interface 14, thus full The diversified use demand of foot.
In one embodiment, set on printed circuit board 12 there are three light source 11, the size of printed circuit board 12 with three The size of light source 11 is adapted.Three light sources 11 can be serially connected and with first electrode interface 13 and second electrode interface 14, It can be parallel with one another and connect, can be configured as needed with first electrode interface 13 and second electrode interface 14, thus full The diversified use demand of foot.
It should be understood that the quantity of the light source 11 on each printed circuit board 12 can be configured as needed, not It is only limitted to above-mentioned situation.
In one embodiment, first electrode interface 13 is connection base, and first electrode interface 13 passes through conducting wire and outside Power supply connection, one end on conducting wire is equipped with the connection male end matched with first electrode interface 13 at this time, matches so as to realize Close connection.Second electrode interface 14 is connection base, and second electrode interface 14 is connect by conducting wire with external power supply, at this time conducting wire On one end be equipped with the connection male end that matches with second electrode interface 14, be cooperatively connected so as to realize.
In one embodiment, first electrode interface 13 is connection male end, and first electrode interface 13 passes through conducting wire and outside Power supply connection, one end on conducting wire is equipped with the connection base matched with first electrode interface 13 at this time, matches so as to realize Close connection.Second electrode interface 14 is connection male end, and second electrode interface 14 is connect by conducting wire with external power supply, at this time conducting wire On one end be equipped with the connection base that matches with second electrode interface 14, be cooperatively connected so as to realize.
In one embodiment, printed circuit board 12 includes first surface for being fixedly connected with light source 11 and with first The opposite second surface in surface, the thickness of printed circuit board 12, which can according to need, to be configured, herein with no restrictions.
Fig. 3 to Fig. 8 is please referred to, in one embodiment, first electrode interface 13 and second electrode interface 14 are set to the One surface, first electrode interface 13 and second electrode interface 14 can be located at the side of power supply 11, such as first electrode simultaneously at this time Interface 13 and second electrode interface 14 can be located at left side, right side, upside or the downside of power supply 11 simultaneously;Or first electrode interface 13 and second electrode interface 14 can be respectively distributed to the two sides of light source 11, such as electrode interface 13 and second electrode interface 14 are distinguished Positioned at the left and right sides or upper and lower two sides of light source 11.
In one embodiment, first electrode interface 13 and second electrode interface 14 are set to second surface, i.e., the first electricity Pole interface 13 and second electrode interface 14 surface locating on printed circuit board 12 and the institute on printed circuit board 12 of light source 11 The surface at place is different.First electrode interface 13 and second electrode interface 14 can be located at any position of second surface at this time, herein With no restrictions.
In one embodiment, first electrode interface 13 and second electrode interface 14 are set to the different tables of printed circuit board 12 On face, such as first electrode interface 13 is set to first surface, and second electrode interface 14 is set to second surface, and first electrode connects at this time Mouth 13 can be located at left side, right side, upside or the downside of power supply 11, and second electrode interface 14 can be located at any position of second surface It sets, herein with no restrictions;Or first electrode interface 13 is set to second surface, second electrode interface 14 is set to first surface, this When second electrode interface 14 can be located at left side, right side, upside or the downside of power supply 11, first electrode interface 13 can be located at the second table Any position in face, herein with no restrictions.
In one embodiment, light source 11 includes LED lamp bead, and LED lamp bead is red-light LED, yellow light LED, blue-ray LED, green Light LED or white light LEDs meet the need to different colours so as to accordingly emit feux rouges, yellow light, blue and green light or white light It asks.
In one embodiment, multiple light sources module 1 can be used it is parallel with one another, be serially connected or series-parallel mode connects It connects, connection type multiplicity can be configured as needed.
Referring to Fig. 9, in one embodiment, the quantity of light source module 1 be it is multiple, multiple light sources module 1 is parallel with one another, The first electrode interface 13 and second electrode interface 14 of i.e. each light source module 1 are connect by conducting wire 4 with connection terminal 2, even Connecting terminal 2 with power panel for connecting.Conducting wire 4 includes the first conducting wire 41 at this time, and one end of the first conducting wire 41 is equipped with and the first electricity The wire connecting ends that pole interface 13 or second electrode interface 14 are cooperatively connected, the first conducting wire 41 pass through wire connecting ends and the first electricity Pole interface 13 or second electrode interface 14 connect, and the other end of the first conducting wire 41 is connect with connection terminal 2, so that light source die Block 1 is connected to by connection terminal with power panel.It is mutually indepedent since multiple light sources module 1 is parallel with one another, even if wherein certain One light source module 1 damages, and light source module 1 in addition can also work normally without being affected, be convenient for safeguarding.
Referring to Fig. 10, in one embodiment, the quantity of light source module 1 be it is multiple, multiple light sources module 1 is serially connected Form series circuit.The light source module 1 at series circuit head and the tail both ends is connect by conducting wire 4 with connection terminal 2.Conducting wire 4 wraps at this time The first conducting wire 41 and the second conducting wire 42 are included, one end of the first conducting wire 41 is equipped with and first electrode interface 13 or second electrode interface 14 The both ends of the wire connecting ends of mating connection, the second conducting wire 42 are equipped with wire connecting ends;Two neighboring light source module 1 passes through the Two conducting wires 42 are connected with each other, and the light source module 1 positioned at series circuit head and the tail both ends is connected by the first conducting wire 41 with connection terminal 2 It connects, so that light source module 1 is connected to by connection terminal with power panel.
Fig. 1 and Figure 11 are please referred to, in one embodiment, the quantity of light source module 1 is multiple, 1 shape of multiple light sources module At a plurality of series circuit, a plurality of series circuit is parallel with one another, and the quantity for the light source module 1 for including in every series circuit can phase Together, it can also be different.The light source 1 at series circuit head and the tail both ends is connect by conducting wire 4 with connection terminal 2.Conducting wire 4 includes the at this time One conducting wire 41 and the second conducting wire 42, one end of the first conducting wire 41 is equipped with to be cooperated with first electrode interface 13 or second electrode interface 14 The both ends of the wire connecting ends of connection, the second conducting wire 42 are equipped with wire connecting ends;Two neighboring light source module 1 is led by second Line 42 is connected with each other, and the light source module 1 positioned at series circuit head and the tail both ends is connect by the first conducting wire 41 with connection terminal 2, from And light source module 1 is connected to by connection terminal with power panel.
Referring to Fig. 1, in one embodiment, the quantity of light source module 1 is multiple, the formation of multiple light sources module 1 M row N The array (M is integer not less than 2, and N is the integer not less than 2) of column, N number of light source module 1 in every row pass through the second conducting wire 42 are connected in series, to form M row series circuit;The light source module 1 at every row series circuit both ends is by the first conducting wire 41 and even Connecting terminal 2 connects, so that light source module 1 is connected to by connection terminal 2 with power panel.
Figure 11 is please referred to, in one embodiment, the quantity of light source module 1 is multiple, the formation of multiple light sources module 1 R row S The array (R is integer not less than 2, and S is the integer not less than 2) of column, the R light source module 1 in each column pass through the second conducting wire 42 are connected in series, to form S column series circuit;The light source module 1 at each column series circuit both ends is by the first conducting wire 41 and even Connecting terminal 2 connects, so that light source module 1 is connected to by connection terminal with power panel.
In one embodiment, first electrode interface 13 and second electrode interface 14 are connection base, the first conducting wire 41 Wire connecting ends with the second conducting wire 42 are connection male end, and connection male end is cooperatively connected with base is connect, to guarantee connection jail Gu contact is good.
In one embodiment, first electrode interface 13 and second electrode interface 14 are connection male end, the first conducting wire 41 Wire connecting ends with the second conducting wire 42 are connection base, and connection male end is cooperatively connected with base is connect, to guarantee connection jail Gu contact is good.
It should be understood that multiple light sources module 1 can according to need and be arranged in arbitrary shape, it is not limited in above-mentioned Situation, herein with no restrictions.
The purpose of the present embodiment, which also resides in, provides a kind of display equipment, including above-mentioned backlight assembly.
In display equipment provided in this embodiment, since backlight assembly may include multiple light sources module 1, each light source module The size of 1 printed circuit board and the size of light source 11 are adapted, therefore printed circuit board 12 is small size printed circuit board, print Space on circuit board 12 processed is only used for accommodating light source 11 and first electrode interface 13 and second electrode interface 14, and adjacent two By conducting wire rather than by printed circuit board connection between a light source module 1, it is vacant to effectively prevent printed circuit board 12 Situation, printed circuit board 12 are fully utilized, and avoid the waste of material, reduce the production cost.
In one example, the manufacturer of backlight assembly, display module or display equipment in the fabrication process may Using identical LED lamp bead, but it is required to individually carry out the installation of progress LED lamp bead after the design of lamp bar, exploitation, to obtain Meet the lamp bar of design requirement, therefore above-mentioned every company will carry out design iterations and exploitation, not only waste time and provide Source, and human cost can be improved.In backlight assembly provided in this embodiment and display equipment, light source module 1 can be carried out Modularized design, and it can be standardized production, so as to produce the part of unified specification, above-mentioned each company in batches It only needs to be assembled as needed after obtaining modular light source module 1, and no longer needs to carry out the design of lamp bar And exploitation, design and development time is effectively reduced, development cost is reduced;Simultaneously because light source module 1 can carry out standard Change batch production, therefore also contributes to reducing cost of manufacture.
The above description is only an example of the present application, not to limit the application, it is all in spirit herein and Made any modifications, equivalent replacements, and improvements etc., should be included within the scope of protection of this application within principle.

Claims (10)

1. a kind of backlight assembly, which is characterized in that the backlight assembly includes:
Multiple light sources module, the light source module include for generating and emitting the light source of light, for fixing the light source Printed circuit board, first electrode interface and second electrode interface, the light source, the first electrode interface and second electricity Pole interface is fixedly connected on the printed circuit board, and the first electrode interface and the second electrode interface are and institute State light source connection;
Connection terminal, the first electrode interface and the second electrode interface pass through conducting wire and connect with the connection terminal;
Backboard, multiple light source modules and the connection terminal are fixedly connected on the backboard, and multiple light sources Module is arranged at multiple lines and multiple rows.
2. backlight assembly as described in claim 1, which is characterized in that the printed circuit board be equipped with a light source or Two light sources of person or three light sources.
3. backlight assembly as described in claim 1, which is characterized in that the first electrode interface and the second electrode interface It is connection base;
Alternatively, the first electrode interface and the second electrode interface are connection male end.
4. backlight assembly as described in claim 1, which is characterized in that the printed circuit board includes described for being fixedly connected The first surface of light source and the second surface opposite with the first surface;
The first electrode interface and the second electrode interface are set to the first surface;
Alternatively, the first electrode interface and the second electrode interface are set to the second surface;
Alternatively, the first electrode interface is set to the first surface, the second electrode interface is set to the second surface;
Alternatively, the first electrode interface is set to the second surface, the second electrode interface is set to the first surface.
5. backlight assembly as described in claim 1, which is characterized in that the light source includes LED lamp bead, and the LED lamp bead is Red-light LED, yellow light LED, blue-ray LED, green light LED or white light LEDs.
6. backlight assembly as claimed in any one of claims 1 to 5, which is characterized in that multiple light source modules are parallel with one another;
The conducting wire includes the first conducting wire, and one end of first conducting wire is equipped with and the first electrode interface or second electricity The wire connecting ends of pole Interference fit connection, first conducting wire by the wire connecting ends and the first electrode interface or The second electrode interface connection, the other end of first conducting wire are connect with the connection terminal.
7. backlight assembly as described in claim 1, which is characterized in that multiple light source modules are serially connected to form series electrical Road.
8. backlight assembly as described in claim 1, which is characterized in that the quantity of the light source module be it is multiple, it is multiple described Light source module forms a plurality of series circuit, and a plurality of series circuit is parallel with one another.
9. backlight assembly as claimed in claim 7 or 8, which is characterized in that the conducting wire includes the first conducting wire and the second conducting wire, One end of first conducting wire is equipped with the conducting wire connection connecting with the first electrode interface or the second electrode Interference fit End, the both ends of second conducting wire are equipped with the wire connecting ends;
The two neighboring light source module is connected with each other by second conducting wire, the institute positioned at series circuit head and the tail both ends Light source module is stated to connect by first conducting wire with the connection terminal.
10. a kind of display equipment, which is characterized in that including backlight assembly according to any one of claims 1 to 9.
CN201822143703.6U 2018-12-19 2018-12-19 Backlight assembly and display device Active CN209014870U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822143703.6U CN209014870U (en) 2018-12-19 2018-12-19 Backlight assembly and display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822143703.6U CN209014870U (en) 2018-12-19 2018-12-19 Backlight assembly and display device

Publications (1)

Publication Number Publication Date
CN209014870U true CN209014870U (en) 2019-06-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822143703.6U Active CN209014870U (en) 2018-12-19 2018-12-19 Backlight assembly and display device

Country Status (1)

Country Link
CN (1) CN209014870U (en)

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