CN209514259U - A kind of backlight module and display device - Google Patents

A kind of backlight module and display device Download PDF

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Publication number
CN209514259U
CN209514259U CN201920430211.7U CN201920430211U CN209514259U CN 209514259 U CN209514259 U CN 209514259U CN 201920430211 U CN201920430211 U CN 201920430211U CN 209514259 U CN209514259 U CN 209514259U
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China
Prior art keywords
backlight module
ontology
plug division
barricade
backboard
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CN201920430211.7U
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Chinese (zh)
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魏政伟
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InfoVision Optoelectronics Kunshan Co Ltd
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InfoVision Optoelectronics Kunshan Co Ltd
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Abstract

The utility model relates to electronic product field of display technology more particularly to a kind of backlight module and display devices.The backlight module of the utility model includes matching the support component and backboard to form accommodation space, accommodation space at least accommodating portion lamp bar, and support component includes support portion that is opposite with the bottom plate of backboard and being located above bottom plate.Inserting groove is provided on support portion, lamp bar includes ontology and the plug division for being convexly equipped in body upper part, plug division is plugged in inserting groove, the upper surface of the not set plug division in the top of ontology and the lower surface of support portion abut against, the lower part of ontology is abutted against with bottom plate, realizes the lamp bar fixation with support component and backboard relative position respectively.The backlight module and display device of the utility model can reduce whole assembling difficulty, guarantee that lamp bar is bonded for a long time with support component and backboard, effectively improve heavy industry efficiency.

Description

A kind of backlight module and display device
Technical field
The utility model relates to electronic product field of display technology more particularly to a kind of backlight module and display devices.
Background technique
With the continuous development of science and technology, the volume needs of display are increasingly frivolous, existing traditional CRT Displays Device (CRT) is although there is its advantage, and volume is big, and power consumption, therefore, liquid crystal display, plasma display panel and electroluminescent hair The flat-panel screens such as optical display unit become mainstream gradually, wherein liquid crystal display is low, radiationless due to having operation voltage Line, it is light-weight and small in size the advantages that, be increasingly becoming the main product in market.LCD display in liquid crystal display device structure Plate itself does not shine, and liquid crystal display panel is located at the top of backlight module, and needs to provide light source using backlight module.
Lamp bar is usually passed through adhesive tape sticking in glue frame by traditional backlight module, to realize lamp bar consolidating in glue frame It is fixed, it avoids lamp bar from occurring skewness in the motion process of backlight module, guarantees the preferable optical effect of backlight module, extensively Apply in the products such as vehicle-mounted and industry control.But above-mentioned fixed form can have the following problems: in a first aspect, the width of lamp bar It spends relatively narrow, it has not been convenient to which adhesive tape is pasted, and the assembling difficulty of backlight module entirety is increased;Second aspect, adhesive tape is in the process used In, it is influenced by time and temperature, the adhesion of adhesive tape can gradually decrease, and cannot achieve lamp bar being bonded in glue frame; The third aspect, for backlight module in heavy industry, the residue glue of the adhesive tape of glue frame remnants needs to expend longer working hour and more manpower It is purged, so that the heavy industry inefficiency of backlight module.
Based on this, it would be highly desirable to invent a kind of backlight module and display device be used to solve the problems, such as it is as mentioned above.
Utility model content
One purpose of the utility model is to propose a kind of backlight module, realize lamp bar respectively with support component and back Under the premise of plate is stably connected with, the assembling difficulty of backlight module can be reduced, guarantees that lamp bar is long with support component and backboard respectively Time is bonded, and improves the heavy industry efficiency of backlight module.
Another purpose of the utility model is to propose a kind of display device, can be improved packaging efficiency, each section zero The stability of part assembly is influenced smaller by time and temperature, can effectively improve the heavy industry efficiency of display device.
For this purpose, the utility model uses following technical scheme:
A kind of backlight module to form the support component and backboard of accommodation space including matching, and the accommodation space is at least Accommodating portion lamp bar, the support component include support portion, and the support portion is opposite with the bottom plate of the backboard and is located at described The top of bottom plate, the lamp bar include:
Ontology;And
Plug division is convexly equipped in the top of the ontology, and inserting groove is provided on the support portion, and the plug division is plugged on institute It states in inserting groove, the upper surface of the not set plug division in the top of the ontology and the lower surface of the support portion abut against, The lower part of the ontology is abutted against with the bottom plate.
Optionally, the backboard further includes the side plate that the side of the bottom plate is arranged in, the support component further include with The barricade portion of the support portion composition bending structure, the side plate, the barricade portion and the ontology are along the backlight module Width direction is successively arranged from outside to inside, and the ontology is mutually fixed with the barricade portion by the cooperation of card convex and card slot.
Optionally, the barricade portion opens up upwardly the card slot, the card slot and the accommodation space edge by its following table The thickness direction in the barricade portion is connected, the ontology it is opposite with the barricade portion one face the barricade portion be extended There is the card convex.
Optionally, the cross sectional shape of the card convex is T-shaped.
Optionally, the backboard includes the side plate that the side of the bottom plate is arranged in, and the ontology is opposite with the side plate It is arranged and is located at the inside of the side plate, the ontology is mutually fixed with the side plate by the cooperation of grab and card hole.
Optionally, the support component further includes the barricade portion with support portion composition bending structure, the barricade portion Positioned at the outside of the side plate.
Optionally, the lower surface of the support portion extended downwardly with the spaced limited block in barricade portion, it is described Guide space between barricade portion and the limited block is connected with the inserting groove.
Optionally, the distance between the barricade portion and the limited block are identical as the thickness of the plug division;Or
The distance between the barricade portion and the limited block are greater than the thickness of the plug division, and are no more than 1mm.
Optionally, the inserting groove is in through hole shape, and the inserting groove is stretched out in the plug division, and is located at the one of display panel Side.
A kind of display device, including backlight module as described above.
The utility model has the advantages that backlight module provided by the utility model includes matching the support component and back to form accommodation space Plate, accommodation space accommodate at least partly lamp bar, and support component includes branch that is opposite with the bottom plate of backboard and being located above bottom plate Support part.Inserting groove is provided on the support portion of the utility model, lamp bar includes ontology and the plug division for being convexly equipped in body upper part, grafting Portion is plugged in inserting groove, and the upper surface of the not set plug division of body upper part and the lower surface of support portion abut against, under ontology Portion is abutted against with bottom plate, realizes the lamp bar fixation with support component and backboard relative position respectively.Since the utility model provides Backlight module eliminate the adhesive tape being arranged between lamp bar and support component, first aspect can be convenient the group of backlight module Dress reduces the assembling difficulty of backlight module entirety;Second aspect, plug division and inserting groove are mechanical means, by the time and The influence of temperature is smaller, can guarantee that lamp bar is bonded with support component and backboard for a long time respectively;The third aspect, due to Presence without adhesive tape residue glue on circuit board and glue frame support component, facilitates the heavy industry of backlight module, can effectively improve backlight mould The heavy industry efficiency of group.
Display device provided by the utility model, which passes through, applies backlight module as mentioned above, and first aspect can be improved aobvious Showing device packaging efficiency, reduce backlight module entirety assembling difficulty;Second aspect, display device each section components dress The stability matched is influenced smaller by time and temperature;The third aspect can effectively improve the heavy industry efficiency of display device.
Detailed description of the invention
Fig. 1 is cross-sectional view of the display device in first section of the offer of embodiment one;
Fig. 2 is the cross-sectional view that Fig. 1 removes lamp bar rear indicator;
Fig. 3 is the structural schematic diagram for the lamp bar that embodiment one provides;
Fig. 4 is cross-sectional view of the display device in second section of the offer of embodiment one;
Fig. 5 is the structural schematic diagram that the lamp bar that embodiment one provides is mounted in glue frame;
Fig. 6 is the structural schematic diagram for the glue frame that embodiment one provides;
Fig. 7 is cross-sectional view of the display device in third section of the offer of embodiment two;
Fig. 8 is the partial structural diagram for the display device that embodiment three provides.
Wherein:
100- display device;
10- backlight module;20- display panel;
1- glue frame;2- backboard;3- lamp bar;4- accommodation space;5- center;6- reflector plate;7- light guide plate;8- optical diaphragm;
The support portion of 11- glue frame;The barricade portion of 12- glue frame;13- guide space;21- bottom plate;22- side plate;31- circuit Plate;32- lamp bead;The support portion of 51- center;The barricade portion of 52- center;Diffusion sheet under 81-;Prismatic lens under 82-;The upper prism of 83- Piece;The upper diffusion sheet of 84-;
The first inserting groove of 111-;112- limited block;121- card slot;221- card hole;The plug division 311-;312- card convex;313- Grab;314- ontology;The second inserting groove of 511-;
The upper surface 3141-;The lower surface 3142-.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer, Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Embodiment one
Fig. 1 is cross-sectional view of the display device 100 provided in this embodiment in first section, and Fig. 2 is that Fig. 1 removes lamp bar 3 The cross-sectional view of rear indicator 100.First section refers to section of the display device 100 at plug division 311, such as Fig. 1 and Fig. 2 Shown, the display device 100 of the present embodiment includes backlight module 10 and display panel 20, wherein the setting of display panel 20 is being carried on the back The top of optical mode group 10, the light that backlight module 10 provides, which is got on display panel 20, realizes image in the display of display panel 20. Specifically, backlight module 10 includes backboard 2, lamp bar 3, reflector plate 6, light guide plate 7, optical diaphragm 8 and as support component Glue frame 1.Wherein, glue frame 1 includes the support portion 11 of glue frame, and display panel 20 is arranged on the support portion 11 of glue frame, glue frame Support portion 11 is oppositely arranged in the top of bottom plate 21, and with the bottom plate of backboard 2 21, to form accommodation space 4.Lamp bar 3 includes electricity The circuit board 31 and lamp bead 32 of connection, lamp bead 32 is arranged in accommodation space 4, by the effect of blocking of the support portion 11 of glue frame, The light for preventing lamp bead 32 from issuing just is leaked out from display device 100 without display panel 20, has display device 100 preferable aobvious Show brightness and colour vividness.In addition, being disposed in accommodation space 4 by the direction of bottom plate 21 towards display panel 20 Reflector plate 6, light guide plate 7 and optical diaphragm 8, optical diaphragm 8 are disposed with down by the direction of bottom plate 21 towards display panel 20 Diffusion sheet 81, lower prismatic lens 82, upper prismatic lens 83 and upper diffusion sheet 84, lamp bead 32 are located at the side of light guide plate 7.From lamp bead 32 The light of sending via the guiding of light guide plate 7 and the reflection of reflector plate 6, successively by lower diffusion sheet 81, lower prismatic lens 82, on Prismatic lens 83 and upper diffusion sheet 84, get from the front of display panel 20.
Lamp bar 3 is usually passed through adhesive tape sticking in glue frame 1 by traditional backlight module, to realize lamp bar 3 in glue frame 1 It is fixed, it avoids lamp bar 3 from occurring skewness in the motion process of backlight module, guarantees the preferable optical effect of backlight module, It is widely applied in the products such as vehicle-mounted and industry control.But above-mentioned fixed form can have the following problems: the width of lamp bar 3 compared with It is narrow, it has not been convenient to which that adhesive tape is pasted, and the assembling difficulty of backlight module entirety is increased;Adhesive tape during use, by time and temperature The adhesion of the influence of degree, adhesive tape can gradually decrease, and cannot achieve being bonded in glue frame 1 of lamp bar 3;Backlight module is in weight The residue glue in working hour, the remaining adhesive tape of glue frame 1 needs to expend longer working hour and more manpower is purged, so that backlight module Heavy industry inefficiency.
It is as mentioned above in order to solve the problems, such as, as shown in Figure 1, the present embodiment provides a kind of backlight module 10, the backlight mould The circuit board 31 of group 10 is uprightly arranged, and the first inserting groove 111 is provided on the support portion 11 of glue frame, and circuit board 31 includes ontology 314 With the plug division 311 for being convexly equipped in 314 top of ontology, plug division 311 is plugged in the first inserting groove 111, and the top of ontology 314 is not If the upper surface 3141 of plug division 311 and the lower surface of the support portion 11 of glue frame abut against, lower part and 21 phase of bottom plate of ontology 314 It abuts, to realize fixation of the circuit board 31 respectively with 2 relative position of glue frame 1 and backboard.And due to back provided in this embodiment Optical mode group 10 eliminates the adhesive tape being arranged between lamp bar 3 and glue frame 1, and first aspect can be convenient the assembling of backlight module 10, Reduce the whole assembling difficulty of backlight module 10;Second aspect, circuit board 31 and the first inserting groove 111 are mechanical means, It is influenced by time and temperature smaller, can guarantee the connection firm for a long time in glue frame 1 and backboard 2 of lamp bar 3;Third party Face facilitates the heavy industry of backlight module 10, can be improved backlight mould due to the presence without adhesive tape residue glue on circuit board 31 and glue frame 1 The heavy industry efficiency of group 10.
Specifically, as shown in Fig. 2, the first inserting groove 111 in the present embodiment is in through-hole form, as shown in Figure 1, this reality The plug division 311 applied in example is inserted into from the bottom of the first inserting groove 111, and stretches out the upper surface of the support portion 11 of glue frame, circuit Plate 31 is less susceptible to skid off from the first inserting groove 111.Plug division 311 is located at the side of display panel 20, can limit display surface The movement of plate 20 in the horizontal direction.In other embodiments, plug division 311 can also be set to the top of plug division 311 The first inserting groove 111 is not stretched out, can be realized the fixation of circuit board 31 Yu glue frame 1 yet.In other embodiments, the first inserting groove 111 can also be arranged to the form groove-like structure of non through hole, and plug division 311 is inserted into groove-like structure, also can be realized circuit The fixation of plate 31 and glue frame 1.
It, can be by plug division 311 and the first inserting groove in order to further strengthen the stability fixed with circuit board 31 of glue frame 1 111 interference fits.Fig. 3 is the structural schematic diagram of lamp bar 3 provided in this embodiment, as shown in figure 3, circuit board 31 includes opposite sets The upper surface 3141 and lower surface 3142 set, since the size of circuit board 31 along its length is larger, plug division 311 is from upper table Face 3141 extends outward, and multiple plug divisions 311 are arranged along the length direction interval of circuit board 31, and each plug division 311 has one A corresponding first inserting groove 111, plug division 311 are plugged in corresponding first inserting groove 111, so that circuit board 31 is along its length The different location for spending direction can be preferably fixed with glue frame 1.
Fig. 4 is cross-sectional view of the display device 100 provided in this embodiment in second section, and second section refers to display Cross section of the device 100 at card convex 312, as shown in figure 4, backboard 2 further includes the side plate 22 that the side of bottom plate 21 is arranged in, glue Frame 1 further includes the barricade portion 12 with the glue frame of the support portion 11 of glue frame composition bending structure, the barricade portion 12 of glue frame and side plate 22 It is oppositely arranged and on its inside, the barricade portion 12 of circuit board 31 and glue frame is oppositely arranged and on its inside, can prevent lamp The light that pearl 32 issues is leaked out from the side of backlight module 10.In order to further increase the stability that circuit board 31 is connect with glue frame 1, Being extended in the barricade portion 12 that circuit board 31 faces glue frame towards the one of the barricade portion 12 of glue frame has card convex 312, the gear of glue frame Wall portion 12 offers upwardly card slot 121, thickness direction and accommodation space of the card slot 121 along the barricade portion 12 of glue frame by its following table 4 are connected, and card convex 312 is connected in card slot 121, realize the barricade portion 12 of glue frame and the fixation of circuit board 31.In other implementations In example, card slot (not shown), the opening of card slot and the gear of glue frame can also be offered upwardly in the following table of circuit board 31 Wall portion 12 is oppositely arranged, and the barricade portion 12 of glue frame faces circuit board 31 and be extended towards the one of circuit board 31 has card convex (in figure It is not shown), card convex is connected in card slot, is also able to achieve the barricade portion 12 of glue frame and the fixation of circuit board 31.
Fig. 5 is the structural schematic diagram that lamp bar 3 provided in this embodiment is mounted in glue frame 1, and Fig. 6 is provided in this embodiment The structural schematic diagram of glue frame 1, as shown in Figure 5 and Figure 6, the cross sectional shape of card convex 312 are T-shaped, the shape and card convex of card slot 121 312 shape matches, and by the setting of T-type structure, can prevent circuit board 31 from skidding off from glue frame 1 along its thickness direction, Further increase the stability that circuit board 31 is connect with glue frame 1.
In addition, as shown in fig. 6, the lower surface of the support portion 11 of glue frame extend downwardly with the barricade portion 12 of glue frame interval set The barricade portion 12 of the limited block 112 set, glue frame is connected with the guide space 13 that limited block 112 is constituted with the first inserting groove 111. Circuit board 31 can be plugged into the inlet of guide space 13 by operator first, then via the guiding of guide space 13, by Gradually plug division 311 is plugged into the first inserting groove 111, obtains mounting structure as shown in Figure 5.In order to realize guide space 13 It, can be by the distance between the barricade portion 12 of glue frame and limited block 112 and plug division to the preferable guide effect in plug division 311 311 thickness is identical.In addition, limited block 112 can also the further opposite shifting of glue frame 1 in the horizontal direction of limiting circuit plate 31 It is dynamic.Certainly, while guaranteeing guide effect, make operator that plug division 311 are pushed into the first inserting groove 111 with lesser power In, the distance between the barricade portion 12 of glue frame and limited block 112 can be set greater than to the thickness of plug division 311, and do not surpass Cross 1mm.
Embodiment two
Display device 100 provided in this embodiment is roughly the same with embodiment one, and Fig. 7 is display dress provided in this embodiment Set 100 third section cross-sectional view, as shown in fig. 7, the main distinction of the two is: the barricade portion of glue frame 1 including glue frame 12, the outside of side plate 22 is arranged in the barricade portion 12 of glue frame, realizes that glue frame 1 preferably coats backboard 2.Circuit board 31 and side plate 22 are oppositely arranged and are located at the inside of side plate 22, and side plate 22 offers card hole 221 along its thickness direction, and circuit board 31 is towards side plate 22 one side protrusion is provided with grab 313, and grab 313 is connected in card hole 221, realizes the fixation of circuit board 31 and side plate 22, It can further avoid lamp bar 3 and occur skewness in the motion process of backlight module 10, guarantee the preferable light of backlight module 10 Learn effect.In other embodiments, card hole (not shown) can also be offered on circuit board 31, side plate 22 is towards circuit Plate 31 one side protrusion is provided with grab (not shown), matched by grab and card hole, be also able to achieve circuit board 31 with The fixation of side plate 22.
Embodiment three
As shown in figure 8, display device 100 provided in this embodiment is roughly the same with embodiment one, not with embodiment one Be with place: the support component of the present embodiment is center 5, and center 5 can be made of metal or plastic or other material, center 5 Including forming the support portion 51 of the center of bending structure and the barricade portion 52 of center, display panel (not shown) is arranged in On the support portion 51 of frame, the support portion 51 of the center is oppositely arranged with the bottom plate 21 of backboard 2, and the top of bottom plate 21, to be formed Accommodation space.
The second inserting groove 511 is provided on the support portion 51 of center, plug division 311 is plugged in the second inserting groove 511, circuit The lower part of plate 31 is abutted against with bottom plate 21, to realize fixation of the circuit board 31 respectively with 2 relative position of center 5 and backboard.By The adhesive tape being arranged between lamp bar 3 and center 5 is eliminated in backlight module 10 provided in this embodiment, first aspect can be convenient The assembling of backlight module 10 reduces the whole assembling difficulty of backlight module 10;Second aspect, plug division 311 and the second inserting groove 511 be mechanical means, influenced by time and temperature it is smaller, can guarantee lamp bar 3 in glue frame 1 and backboard 2 for a long time Firm connection;The third aspect facilitates the weight of backlight module 10 due to the presence without adhesive tape residue glue on circuit board 31 and glue frame 1 Work can be improved the heavy industry efficiency of backlight module 10.
In addition, the barricade portion 52 of center and side plate 22 are oppositely arranged and are located at the outside of side plate 22, circuit board 31 and side plate 22 are oppositely arranged and are located at the inside of side plate 22.Side plate 22 offers card hole 221 along its thickness direction, and circuit board 31 is towards side plate 22 one side protrusion is provided with grab 313, and grab 313 is connected in card hole 221, realizes the fixation of circuit board 31 and side plate 22, It can further avoid lamp bar 3 and occur skewness in the motion process of backlight module 10, guarantee the preferable light of backlight module 10 Learn effect.In other embodiments, card hole (not shown) can also be offered on circuit board 31, side plate 22 is towards circuit Plate 31 one side protrusion is provided with grab (not shown), matched by grab and card hole, be also able to achieve circuit board 31 with The fixation of side plate 22.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as Limitations of the present invention.

Claims (10)

1. a kind of backlight module to form the support component and backboard (2) of accommodation space (4), the accommodation space including matching (4) at least accommodating portion lamp bar (3), the support component include support portion, the bottom plate of the support portion and the backboard (2) (21) top that is opposite and being located at the bottom plate (21), which is characterized in that the lamp bar (3) includes:
Ontology (314);And
Plug division (311) is convexly equipped in the top of the ontology (314), and inserting groove, the plug division are provided on the support portion (311) it is plugged in the inserting groove, the upper surface of the not set plug division (311) in the top of the ontology (314) (3141) lower surface with the support portion abuts against, and lower part and the bottom plate (21) of the ontology (314) abut against.
2. backlight module as described in claim 1, which is characterized in that the backboard (2) further includes being arranged in the bottom plate (21) side plate (22) of side, the support component further includes the barricade portion with support portion composition bending structure, described Side plate (22), the barricade portion and the ontology (314) are successively arranged from outside to inside along the width direction of the backlight module (10) Cloth, the ontology (314) are mutually fixed with the barricade portion by the cooperation of card convex and card slot.
3. backlight module as claimed in claim 2, which is characterized in that the barricade portion opens up upwardly the card by its following table Slot, thickness direction of the card slot with the accommodation space (4) along the barricade portion are connected, the ontology (314) with it is described Barricade portion it is opposite one face the barricade portion be extended have the card convex.
4. backlight module as claimed in claim 3, which is characterized in that the cross sectional shape of the card convex is T-shaped.
5. backlight module as described in claim 1, which is characterized in that the backboard (2) includes being arranged in the bottom plate (21) Side side plate (22), the ontology (314) and the side plate (22) are oppositely arranged and are located at the inside of the side plate (22), The ontology (314) is mutually fixed with the side plate (22) by the cooperation of grab and card hole.
6. backlight module as claimed in claim 5, which is characterized in that the support component further includes forming with the support portion The barricade portion of bending structure, the barricade portion are located at the outside of the side plate (22).
7. backlight module as claimed in claim 2, which is characterized in that the lower surface of the support portion extended downwardly with it is described The spaced limited block in barricade portion (112), guide space (13) and institute between the barricade portion and the limited block (112) Inserting groove is stated to be connected.
8. backlight module as claimed in claim 7, which is characterized in that between the barricade portion and the limited block (112) Distance is identical as the thickness of the plug division (311);Or
The distance between the barricade portion and the limited block (112) are greater than the thickness of the plug division (311), and are no more than 1mm。
9. backlight module as described in claim 1, which is characterized in that the inserting groove is in through hole shape, the plug division (311) The inserting groove is stretched out, and is located at the side of display panel (20).
10. a kind of display device, which is characterized in that including backlight module as described in any one of claims 1 to 9 (10).
CN201920430211.7U 2019-04-01 2019-04-01 A kind of backlight module and display device Active CN209514259U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920430211.7U CN209514259U (en) 2019-04-01 2019-04-01 A kind of backlight module and display device

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114241919A (en) * 2021-12-29 2022-03-25 重庆惠科金渝光电科技有限公司 Backlight module and display device
WO2023065302A1 (en) * 2021-10-22 2023-04-27 瑞仪(广州)光电子器件有限公司 Display apparatus, backlight module, and light source module positioning structure thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023065302A1 (en) * 2021-10-22 2023-04-27 瑞仪(广州)光电子器件有限公司 Display apparatus, backlight module, and light source module positioning structure thereof
CN114241919A (en) * 2021-12-29 2022-03-25 重庆惠科金渝光电科技有限公司 Backlight module and display device
US11747677B2 (en) 2021-12-29 2023-09-05 Chongqing Hkc Optoelectronics Technology Co., Ltd. Backlight module and display device

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Address after: 215301 No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou

Patentee after: Kunshan Longteng Au Optronics Co.

Address before: 215301 No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou

Patentee before: Infovision Optoelectronics (Kunshan) Co.,Ltd.