CN106773284A - Backlight module and liquid crystal display - Google Patents
Backlight module and liquid crystal display Download PDFInfo
- Publication number
- CN106773284A CN106773284A CN201611072634.3A CN201611072634A CN106773284A CN 106773284 A CN106773284 A CN 106773284A CN 201611072634 A CN201611072634 A CN 201611072634A CN 106773284 A CN106773284 A CN 106773284A
- Authority
- CN
- China
- Prior art keywords
- rubber frame
- light source
- light
- guide plate
- backlight module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 24
- 230000003287 optical effect Effects 0.000 claims description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000003292 glue Substances 0.000 abstract description 22
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000012788 optical film Substances 0.000 description 11
- 239000012790 adhesive layer Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000005728 strengthening Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000009537 plain noodles Nutrition 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention provides a kind of backlight module, including glue frame；The glue frame, extends to form a binding face for being used to fix the flexible PCB near lateral edges of the light source to the glue frame upper center, and its excess-three side edge extends the shading surface of the blooming piece that to be formed to be sticked to the glue frame upper center；Beneficial effects of the present invention are：Glue frame of the invention integrally formed with the binding face and shading surface for back light member to be fixed in glue frame, so as to instead of the hollow shading glue set on existing backlight module；The operation of the hollow shading glue that is sticked is saved, and then improves LCDs production efficiency.
Description
Technical Field
The invention relates to the technical field of liquid crystal display, in particular to a backlight module and a liquid crystal display with the backlight module.
Background
Currently, liquid crystal display devices have been widely used in various electronic products as display components of electronic devices, and backlight modules are an important component of liquid crystal display devices.
As shown in fig. 1, the backlight module of the prior art includes: a rubber frame 101, a reflective sheet 102, a light guide plate 103, an optical film 104, a flexible circuit board 105, a light source 106, a light shielding tape and the like, wherein the flexible circuit board 105 and the light source 106 are fixed on the light guide plate 103 and the rubber frame 101 through the light shielding tape, the optical film 104 is fixed on the rubber frame 101 through a light shielding double-sided tape 107, and the reflective sheet 102 is attached to the bottom surface of the rubber frame 101 through a square double-sided tape; during assembly, the reflector plate 102 is firstly adhered, then the light source 106 and the light guide plate 103 are adhered, finally the optical film 104 is placed, and the optical film 104 is finally fixed by the shading double-sided adhesive tape 107; the inner side of the rubber frame 101 is provided with a protrusion structure to fix the flexible circuit board 105.
In the backlight module of the prior art, the assembly process has a process of attaching a square-shaped light-shielding adhesive on the upper portion of the backlight element to fix the backlight element in the adhesive frame 101, which increases the assembly time.
Disclosure of Invention
The invention provides a rubber frame structure of a backlight module, which omits the process of arranging shading rubber and solves the technical problem that the production efficiency of a liquid crystal display screen is influenced because the assembly process of the conventional backlight module is complicated.
In order to solve the above problems, the technical scheme provided by the invention is as follows:
a backlight module includes:
a rubber frame; the backlight module comprises a rubber frame, a light guide plate, a light source, a flexible circuit board and an optical diaphragm, wherein the bottom of the rubber frame is provided with a reflector plate, the rubber frame is internally provided with the light guide plate, the light source is positioned on the light inlet side of the light guide plate, the optical diaphragm is positioned on the light outlet side of the light guide plate, and the flexible circuit board is positioned on the upper part of the light source; wherein,
the edge of one side of the rubber frame, which is close to the light source, extends to the center of the upper side of the rubber frame to form a binding surface for fixing the flexible circuit board, and the edges of the other three sides extend to the center of the upper side of the rubber frame to form a light shading surface;
the inner side of the rubber frame is provided with a plurality of reinforcing ribs, the side parts of the light guide plate and the optical diaphragm are provided with grooves matched with the reinforcing ribs, and the light guide plate and the optical diaphragm are clamped in the rubber frame.
According to a preferred embodiment of the present invention, the bottom of the rib is fixedly connected to the light shielding surface.
According to a preferred embodiment of the present invention, the inner side of the rubber frame near the light source is provided with a plurality of positioning slots for clamping the light source.
According to a preferred embodiment of the present invention, the number of the positioning grooves is three, and the positioning grooves are distributed on the inner side of the rubber frame in a triangular shape.
According to a preferred embodiment of the present invention, an avoiding opening for extending out of the flexible circuit board is formed at one end of the rubber frame close to the light source.
In accordance with the above object of the present invention, there is provided a liquid crystal display comprising:
a liquid crystal display panel;
the backlight module is positioned on the opposite side of the liquid crystal display panel and is used for providing backlight for the liquid crystal display panel;
the backlight module includes:
a rubber frame; the backlight module comprises a rubber frame, a light guide plate, a light source, a flexible circuit board and an optical diaphragm, wherein the bottom of the rubber frame is provided with a reflector plate, the rubber frame is internally provided with the light guide plate, the light source is positioned on the light inlet side of the light guide plate, the optical diaphragm is positioned on the light outlet side of the light guide plate, and the flexible circuit board is positioned on the upper part of the light source; wherein,
the edge of one side of the rubber frame, which is close to the light source, extends to the center of the upper side of the rubber frame to form a binding surface for fixing the flexible circuit board, and the edges of the other three sides extend to the center of the upper side of the rubber frame to form a light shading surface;
the inner side of the rubber frame is provided with a plurality of reinforcing ribs, the side parts of the light guide plate and the optical diaphragm are provided with grooves matched with the reinforcing ribs, and the light guide plate and the optical diaphragm are clamped in the rubber frame.
According to a preferred embodiment of the present invention, the bottom of the rib is fixedly connected to the light shielding surface.
According to a preferred embodiment of the present invention, the inner side of the rubber frame near the light source is provided with a plurality of positioning slots for clamping the light source.
According to a preferred embodiment of the present invention, the number of the positioning grooves is three, and the positioning grooves are distributed on the inner side of the rubber frame in a triangular shape.
According to a preferred embodiment of the present invention, an avoiding opening for extending out of the flexible circuit board is formed at one end of the rubber frame close to the light source.
The invention has the beneficial effects that: compared with the existing backlight module, the glue frame is integrally formed with the binding surface and the shading surface for fixing the backlight element in the glue frame, so that the square shading glue arranged on the existing backlight module is replaced; the process of pasting the square shading glue is saved, and the production efficiency of the liquid crystal display screen is improved.
Drawings
In order to illustrate the embodiments or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a cross-sectional view of a backlight module in the prior art;
FIG. 2 is a cross-sectional view of a backlight module according to the present invention;
fig. 3 is a schematic view of the rubber frame structure of the present invention.
Detailed Description
The following description of the various embodiments refers to the accompanying drawings that illustrate specific embodiments in which the invention may be practiced. The directional terms mentioned in the present invention, such as [ upper ], [ lower ], [ front ], [ rear ], [ left ], [ right ], [ inner ], [ outer ], [ side ], are only referring to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention. In the drawings, elements having similar structures are denoted by the same reference numerals.
The backlight module comprises a backlight element, a light shielding glue, a first adhesive layer, a second adhesive layer, a third adhesive layer and a fourth adhesive layer, wherein the first adhesive layer is adhered to the upper part of the backlight element, the second adhesive layer is adhered to the lower part of the backlight element, and the third adhesive layer is adhered to the lower part of the backlight element.
As shown in fig. 2, the backlight module of the present invention includes a rubber frame 201; the bottom of the rubber frame 201 is provided with a reflector plate 207, the rubber frame 201 is internally provided with a light guide plate 208, a light source 203, a flexible circuit board 204 and an optical film 209, the light guide plate 208 comprises a light incident side and a light emergent side, the light source 203 is positioned on the light incident side of the light guide plate 208, the optical film 209 is positioned on the light emergent side of the light guide plate 208, and the flexible circuit board 204 is positioned on the upper part of the light source 203;
a fixing plate with light resistance is integrally formed on the upper side of the rubber frame 201; the glue frame 201, one side edge close to the light source 203 extends to the center of the upper side of the glue frame 201 to form an attaching surface 202 for fixing the flexible circuit board 204, and the other three side edges extend to the center of the upper side of the glue frame 201 to form a light shading surface 210; the abutting surface 202 and the light shielding surface 210 are combined to form the fixing plate.
The upper surface of the flexible circuit board 204 is adhered to the adhering surface 202 through a double-sided adhesive tape, the light source 203 is arranged below the flexible circuit board 204, and the light source 203 is fixedly arranged in the adhesive frame 201; the surface of the optical film 209 is adhered to the lower surface of the light shading surface 210.
In the backlight module of the present invention, the flexible circuit board 204 is directly bonded to the bonding surface 202 of the fixing plate through the double-sided adhesive tape, and in the rubber frame of the prior art, a protruding structure is required to fix the flexible circuit board 204, thereby increasing the assembly difficulty, and the rubber frame 201 of the present invention does not require a protruding structure to fix the flexible circuit board 204.
When the backlight module is used, the assembling sequence is opposite to the assembling sequence of the existing backlight module, when the backlight element is assembled, firstly, the light source 203, the flexible circuit board 204, the light guide plate 208 and the optical diaphragm 209 are sequentially arranged in the rubber frame 201 and fixed, and finally, the reflector plate 207 is attached to the bottom of the rubber frame 201 to seal the rubber frame 201; therefore, after the backlight element is arranged, the surface of the optical film 209 positioned at the top does not need to be pasted with square shading glue for fixation.
As shown in fig. 3, the backlight module of the present invention includes a plastic frame 301, wherein one edge of the plastic frame 301 close to the light source extends toward the center of the upper side of the plastic frame 301 to form an attaching surface 302 for fixing the flexible circuit board, and the other three edges extend toward the center of the upper side of the plastic frame to form a light shielding surface 310; the bottom of the rubber frame 301 is provided with a reflector plate, a light guide plate, a light source, a flexible circuit board and an optical film are arranged in the rubber frame 301, the light source is positioned on the light inlet side of the light guide plate, the optical film is positioned on the light outlet side of the light guide plate, and the flexible circuit board is positioned on the upper portion of the light source; the light source is arranged below the flexible circuit board and fixedly arranged in the rubber frame 301; the surface of the optical film is bonded with the lower surface of the light shading surface.
Preferably, one end of the rubber frame 301, which is close to the light source, is provided with a position avoiding opening 303, and the flexible circuit board can extend out of the position avoiding opening 303 and is further connected to the driving end.
Preferably, a plurality of positioning grooves 304 are formed in the inner side of the rubber frame 301, which is close to the light source, and the positioning grooves 304 are used for clamping the light source; for example, at least two positioning grooves 304 are arranged on the inner side of the rubber frame 301, and the two positioning grooves 304 are respectively located on opposite sides of the rubber frame 301; for another example, the inside of the rubber frame 301 is provided with three positioning grooves 304, and the three positioning grooves 304 are distributed on the inside of the rubber frame in a triangular shape; the bottom of the positioning groove 304 extends to the bottom of the rubber frame 301, when the LED lamp strip is assembled, two ends of the LED lamp strip are clamped into the positioning groove 304, and then the LED lamp strip is completely pushed into the positioning groove 304 to be fixed; compared with the bonding fixing mode, the clamping fixing effect is firmer.
Preferably, glue the inboard position that is close to of frame 301 hide the plain noodles, be provided with a plurality of strengthening ribs 305, strengthening ribs 305 is used for fixing light guide plate and optical diaphragm, light guide plate and optical diaphragm lateral part be provided with strengthening rib 305 matched with recess, during the equipment, the recess of light guide plate and optical diaphragm lateral part with strengthening rib 305 block avoids light guide plate and optical diaphragm rock, thereby play right light guide plate and optical diaphragm's further fixed action.
Meanwhile, the bottom of the reinforcing rib 305 is fixedly connected with the light shading surface 310, so that the contact area between the light shading surface 310 and the top edge of the rubber frame 301 is increased, the light shading surface 310 is prevented from being deformed, and the firmness of the light shading surface 310 is further enhanced.
In accordance with the above object of the present invention, there is provided a liquid crystal display comprising: a liquid crystal display panel; the backlight module is positioned on the opposite side of the liquid crystal display panel and is used for providing backlight for the liquid crystal display panel; the backlight module includes: a rubber frame; the backlight module comprises a rubber frame, a light guide plate, a light source, a flexible circuit board and an optical diaphragm, wherein the bottom of the rubber frame is provided with a reflector plate, the rubber frame is internally provided with the light guide plate, the light source is positioned on the light inlet side of the light guide plate, the optical diaphragm is positioned on the light outlet side of the light guide plate, and the flexible circuit board is positioned on the upper part of the light source; the edge of one side of the rubber frame, which is close to the light source, extends to the center of the upper side of the rubber frame to form a binding surface for fixing the flexible circuit board, and the edges of the other three sides extend to the center of the upper side of the rubber frame to form a light shading surface; the inner side of the rubber frame is provided with a plurality of reinforcing ribs, the side parts of the light guide plate and the optical diaphragm are provided with grooves matched with the reinforcing ribs, and the light guide plate and the optical diaphragm are clamped in the rubber frame.
Preferably, the bottom of the reinforcing rib is fixedly connected with the shading surface.
Preferably, the inner side of the rubber frame, which is close to the light source, is provided with a plurality of positioning grooves for clamping the light source.
Preferably, the number of the positioning grooves is three, and the positioning grooves are distributed on the inner side of the rubber frame in a triangular mode.
Preferably, one end of the rubber frame, which is close to the light source, is provided with a position avoiding opening for extending out of the flexible circuit board.
The working principle of the liquid crystal display of the present invention is the same as or similar to that described in the preferred embodiment of the backlight module, and please refer to the related description in the preferred embodiment of the backlight module.
The invention has the beneficial effects that: compared with the existing backlight module, the glue frame is integrally formed with the binding surface and the shading surface for fixing the backlight element in the glue frame, so that the square shading glue arranged on the existing backlight module is replaced; the process of pasting the square shading glue is saved, and the production efficiency of the liquid crystal display screen is improved.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (10)
1. A backlight module, comprising:
a rubber frame; the backlight module comprises a rubber frame, a light guide plate, a light source, a flexible circuit board and an optical diaphragm, wherein the bottom of the rubber frame is provided with a reflector plate, the rubber frame is internally provided with the light guide plate, the light source is positioned on the light inlet side of the light guide plate, the optical diaphragm is positioned on the light outlet side of the light guide plate, and the flexible circuit board is positioned on the upper part of the light source; wherein,
the edge of one side of the rubber frame, which is close to the light source, extends to the center of the upper side of the rubber frame to form a binding surface for fixing the flexible circuit board, and the edges of the other three sides extend to the center of the upper side of the rubber frame to form a light shading surface;
the inner side of the rubber frame is provided with a plurality of reinforcing ribs, the side parts of the light guide plate and the optical diaphragm are provided with grooves matched with the reinforcing ribs, and the light guide plate and the optical diaphragm are clamped in the rubber frame.
2. The backlight module as claimed in claim 1, wherein the bottom of the rib is fixedly connected to the light-shielding surface.
3. The backlight module as claimed in claim 1, wherein a plurality of positioning grooves for engaging the light source are formed at positions on the inner side of the plastic frame adjacent to the light source.
4. The backlight module as claimed in claim 3, wherein the number of the positioning grooves is three, and the positioning grooves are distributed on the inner side of the plastic frame in a triangular shape.
5. The backlight module as claimed in claim 1, wherein an offset opening for extending the flexible printed circuit board is formed at an end of the plastic frame adjacent to the light source.
6. A liquid crystal display, comprising:
a liquid crystal display panel;
the backlight module is positioned on the opposite side of the liquid crystal display panel and is used for providing backlight for the liquid crystal display panel;
the backlight module includes:
a rubber frame; the backlight module comprises a rubber frame, a light guide plate, a light source, a flexible circuit board and an optical diaphragm, wherein the bottom of the rubber frame is provided with a reflector plate, the rubber frame is internally provided with the light guide plate, the light source is positioned on the light inlet side of the light guide plate, the optical diaphragm is positioned on the light outlet side of the light guide plate, and the flexible circuit board is positioned on the upper part of the light source; wherein,
the edge of one side of the rubber frame, which is close to the light source, extends to the center of the upper side of the rubber frame to form a binding surface for fixing the flexible circuit board, and the edges of the other three sides extend to the center of the upper side of the rubber frame to form a light shading surface;
the inner side of the rubber frame is provided with a plurality of reinforcing ribs, the side parts of the light guide plate and the optical diaphragm are provided with grooves matched with the reinforcing ribs, and the light guide plate and the optical diaphragm are clamped in the rubber frame.
7. The liquid crystal display of claim 6, wherein the bottom of the rib is fixedly connected to the light blocking surface.
8. The LCD of claim 6, wherein the inner side of the plastic frame near the light source is provided with a plurality of positioning slots for clamping the light source.
9. The LCD of claim 8, wherein the number of the positioning grooves is three, and the positioning grooves are distributed on the inner side of the rubber frame in a triangular shape.
10. The liquid crystal display of claim 6, wherein an end of the frame adjacent to the light source is provided with a position-avoiding opening for extending out of the flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611072634.3A CN106773284A (en) | 2016-11-28 | 2016-11-28 | Backlight module and liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611072634.3A CN106773284A (en) | 2016-11-28 | 2016-11-28 | Backlight module and liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106773284A true CN106773284A (en) | 2017-05-31 |
Family
ID=58902582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611072634.3A Pending CN106773284A (en) | 2016-11-28 | 2016-11-28 | Backlight module and liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106773284A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107085326A (en) * | 2017-07-04 | 2017-08-22 | 京东方科技集团股份有限公司 | Backlight module, liquid crystal display device and its assemble method |
| CN108227311A (en) * | 2018-01-19 | 2018-06-29 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
| CN108873148A (en) * | 2018-06-29 | 2018-11-23 | 维沃移动通信有限公司 | A kind of backlight module, display module and electronic equipment |
| WO2019000554A1 (en) * | 2017-06-30 | 2019-01-03 | 武汉华星光电技术有限公司 | Liquid crystal display, backlight module and assembly method therefor |
| CN113433738A (en) * | 2021-07-07 | 2021-09-24 | 武汉华星光电技术有限公司 | Backlight module and display terminal |
| CN113917734A (en) * | 2021-10-20 | 2022-01-11 | 业成科技（成都）有限公司 | Backlight module, display device and assembling method thereof |
| CN114624808A (en) * | 2022-03-16 | 2022-06-14 | 广州华星光电半导体显示技术有限公司 | Backlight module and display device |
| CN115685622A (en) * | 2022-08-26 | 2023-02-03 | 合肥京东方光电科技有限公司 | Light source module and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019000554A1 (en) * | 2017-06-30 | 2019-01-03 | 武汉华星光电技术有限公司 | Liquid crystal display, backlight module and assembly method therefor |
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| CN114624808A (en) * | 2022-03-16 | 2022-06-14 | 广州华星光电半导体显示技术有限公司 | Backlight module and display device |
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| CN115685622A (en) * | 2022-08-26 | 2023-02-03 | 合肥京东方光电科技有限公司 | Light source module and display device |
| CN115685622B (en) * | 2022-08-26 | 2024-03-01 | 合肥京东方光电科技有限公司 | Light source module and display device |
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Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |