CN113176688A - Miniature light-emitting diode backlight driving assembly and display panel - Google Patents
Miniature light-emitting diode backlight driving assembly and display panel Download PDFInfo
- Publication number
- CN113176688A CN113176688A CN202110452911.8A CN202110452911A CN113176688A CN 113176688 A CN113176688 A CN 113176688A CN 202110452911 A CN202110452911 A CN 202110452911A CN 113176688 A CN113176688 A CN 113176688A
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- Prior art keywords
- driving assembly
- backlight driving
- connecting portion
- circuit board
- display panel
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- 238000009434 installation Methods 0.000 claims abstract description 22
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
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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
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
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- 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)
Abstract
The embodiment of the application provides a miniature light-emitting diode backlight driving assembly and a display panel. The flexible circuit board sets up the one end tip of lamp plate, flexible circuit board includes first connecting portion, installation department and second connecting portion, installation department one end with first connecting portion are connected, the other end with the second connecting portion are connected, first connecting portion with the lamp plate is connected, and integrated circuit board sets up on the installation department, the keysets with the second connecting portion are kept away from one side of lamp plate is connected. Because this application sets up integrated circuit board on the installation department on the flexible circuit board, such structure is favorable to the complete machine equipment, reduces display panel thickness, optimizes the drive assembly that is shaded, also can save the cost of the drive assembly that is shaded simultaneously.
Description
Technical Field
The application relates to the technical field of display, in particular to a miniature light-emitting diode backlight driving assembly and a display panel.
Background
Traditional miniLED backlight lamp plate drive arrangement includes lamp plate, FPC, drive plate and keysets, and wherein, the lamp plate is connected with FPC, and FPC is connected with the drive plate, and the drive plate is connected with the keysets, because the required light source driving force of miniLED is stronger, therefore the IC of drive plate needs to drive the lamp plate in sufficient numbers and reaches anticipated luminance. And the lamp plate passes through the drive plate and connects the keysets, because the cost of manufacture of drive plate is very high, so, lead to the cost of product higher, and lead to display panel thickness thicker.
Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a micro led backlight driving assembly capable of reducing the production cost and the thickness of the display panel.
Disclosure of Invention
The embodiment of the application provides a miniature light-emitting diode backlight driving assembly and a display panel, which can reduce the production cost and the thickness of the display panel.
The embodiment of the application provides a miniature light-emitting diode drive assembly in a poor light, includes:
a lamp panel;
the flexible circuit board is arranged at one end of the lamp panel and comprises a first connecting part, an installation part and a second connecting part, one end of the installation part is connected with the first connecting part, the other end of the installation part is connected with the second connecting part, and the first connecting part is connected with the lamp panel;
an integrated circuit board disposed on the mounting portion;
the adapter plate is connected with one side, far away from the lamp panel, of the second connecting portion.
In some embodiments, the first connecting portion includes at least two, first connecting portion one end with the lamp plate is connected, the other end with the installation department is connected, have the clearance between first connecting portion and the first connecting portion.
In some embodiments, the first connection portions include at least three, and the first connection portions have the same pitch as the first connection portions.
In some embodiments, the number of the integrated circuit boards corresponds to the number of the first connection parts.
In some embodiments, the integrated circuit board is disposed at a position corresponding to the first connection portion.
In some embodiments, the second connecting portion is connected to an intermediate position of the mounting portion.
In some embodiments, the second connection portion width tapers from the mounting portion toward the interposer.
In some embodiments, the lamp panel is provided with micro light emitting diodes, and the micro light emitting diodes are arranged in an array.
In some embodiments, the first connecting portion, the mounting portion, and the second connecting portion are integrally formed.
The embodiment of the application also provides a display panel, which comprises the miniature light-emitting diode backlight driving component.
According to the miniature light-emitting diode backlight driving component and the display panel, the miniature light-emitting diode backlight driving component comprises a lamp panel, a flexible circuit board, an integrated circuit board and an adapter plate. The flexible circuit board sets up the one end tip of lamp plate, flexible circuit board includes first connecting portion, installation department and second connecting portion, installation department one end with first connecting portion are connected, the other end with the second connecting portion are connected, first connecting portion with the lamp plate is connected, and integrated circuit board sets up on the installation department, the keysets with the second connecting portion are kept away from one side of lamp plate is connected. Because this application sets up integrated circuit board on the installation department on the flexible circuit board, such structure is favorable to the complete machine equipment, reduces display panel thickness, optimizes the drive assembly that is shaded, also can save the cost of the drive assembly that is shaded simultaneously.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a micro light emitting diode backlight driving assembly according to an embodiment of the present disclosure.
Fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that in the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present application.
The embodiments of the present application provide a micro led backlight driving assembly and a display panel, and the micro led backlight driving assembly is described in detail below.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a micro light emitting diode backlight driving assembly according to an embodiment of the present disclosure. The micro led backlight driving assembly 10 includes a lamp panel 11, a flexible circuit board 12, an integrated circuit board 13, and an adapter board 14. Flexible circuit board 12 sets up the one end tip of lamp plate 11, flexible circuit board 12 includes first connecting portion 121, installation department 122 and second connecting portion 123, installation department 122 one end with first connecting portion 121 is connected, the other end with second connecting portion 123 is connected, first connecting portion 121 with lamp plate 11 is connected, and integrated circuit board 13 sets up on the installation department 122, keysets 14 with second connecting portion 123 is kept away from one side of lamp plate 11 is connected.
It should be noted that, a plurality of micro light emitting diodes 111 may be disposed on the lamp panel 11, and the micro light emitting diodes 111 have good light emitting efficiency and low energy consumption. The flexible circuit board 12 is a circuit board with a flexible bending effect, and polyimide, a polyester film, and the like can be used as a material of the flexible circuit board 12. In addition, the integrated circuit board 13 may provide a current compensation function for the micro light emitting diodes 111. The interposer 14 may be used for testing.
First connecting portion 121 includes at least two, first connecting portion 121 one end with lamp plate 11 connects, the other end with installation department 122 connects, clearance 15 has between first connecting portion 121 and the first connecting portion 121. It can be understood that the first connection portion 121 may include two, three, or even a plurality of first connection portions 121, and the specific number of the first connection portions 121 is not described in detail in this embodiment of the application. In addition, the first connecting portions 121 are all connected to the same side of the mounting portion 122. The first connection portion 121 and the first connection portion 121 have a gap 15 therebetween, which can save the material of the flexible circuit board 12 and further reduce the cost.
The first connection portions 121 include at least three, and the distances between the first connection portions 121 and the first connection portions 121 are the same. It is understood that the first connection portion 121 may include three, four or even more. The first connection portions 121 and the first connection portions 121 are spaced at equal intervals, so that the first connection portions 121 are uniformly stressed, and the flexible circuit board 12 is not easily broken.
Wherein the number of the integrated circuit boards 13 corresponds to the number of the first connection portions 121. Of course, the number of the integrated circuit boards 13 may not correspond to the number of the first connection portions 121. The number of the integrated circuit boards 13 corresponds to the number of the first connection portions 121, and this structure is to make it easier to lay out the integrated circuit boards 13 on the mounting portions 122 on the basis of reducing the production cost by certainly providing a plurality of first connection portions 121 with a space between the first connection portions 121. In addition, the inter-integrated circuit board 13 of the embodiment of the present application may drive a chip.
Wherein the integrated circuit board 13 is disposed at a position corresponding to the first connection portion 121. It will be appreciated that this configuration can facilitate the design and layout of the integrated circuit board 13.
Wherein the second connecting portion 123 is connected to an intermediate position of the mounting portion 122. Of course, the second connection portion 123 may be connected to other positions of the mounting portion 122. The position of the second connecting portion 123 can be adjusted according to the specific layout of the display panel 100.
Wherein the width of the second connecting portion 123 is gradually reduced from the mounting portion 122 toward the interposer 14. Of course, the second connecting portion 123 may have other shapes, such as a long bar.
Wherein, be provided with miniature emitting diode 111 on the lamp plate 11, miniature emitting diode 111 array sets up. Of course, the micro light emitting diodes 111 may not be arranged in an array. It will be appreciated that the arrangement of the array of micro-leds 111 may result in a more uniform emission of light.
The first connecting portion 121, the mounting portion 122 and the second connecting portion 123 are integrally formed. It can be understood that the first connecting portion 121, the mounting portion 122 and the second connecting portion 123 are integrally formed, which can reduce the production process and the production cost.
The micro led backlight driving assembly 10 provided in the embodiment of the present application includes a lamp panel 11, a flexible circuit board 12, an integrated circuit board 13, and an interposer 14. Flexible circuit board 12 sets up the one end tip of lamp plate 11, flexible circuit board 12 includes first connecting portion 121, installation department 122 and second connecting portion 123, installation department 122 one end with first connecting portion 121 is connected, the other end with second connecting portion 123 is connected, first connecting portion 121 with lamp plate 11 is connected, and integrated circuit board 13 sets up on the installation department 122, keysets 14 with second connecting portion 123 is kept away from one side of lamp plate 11 is connected. Since the integrated circuit board 13 is disposed on the mounting portion 122 of the flexible circuit board 12, such a structure is advantageous for the complete machine assembly, reduces the thickness of the display panel 100, optimizes the backlight driving assembly, and simultaneously saves the cost of the backlight driving assembly.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present disclosure. The embodiment of the present application further provides a display panel 100 including the above-mentioned micro led backlight driving assembly 10. Since the micro led backlight driving assembly 10 has been described in detail in the above embodiments, the micro led backlight driving assembly 10 is not described in detail in this embodiment. Since the display panel 100 in the embodiment of the present application adopts the micro led backlight driving assembly 10 in the above embodiment, the integrated circuit board 13 is disposed on the mounting portion 122 of the flexible circuit board 12, such a structure is favorable for the complete machine assembly, reduces the thickness of the display panel 100, optimizes the backlight driving assembly, and simultaneously can save the cost of the backlight driving assembly.
The display panel 100 provided in the embodiment of the present application may be an electronic device with a display function, such as a mobile phone, a tablet computer, a notebook, a game console, a digital camera, a car navigation system, an electronic billboard, and an automatic teller machine. The display panel 100 includes components required in the display panel provided by the present application, such as a backlight module, a rubber frame, a frame, upper and lower polarizers, a camera, and the like.
The display panel 100 is not limited to the type, and may be a Vertical electric Field type liquid crystal display panel, such as a Twisted Nematic (TN) type liquid crystal display panel, a Multi-domain Vertical Alignment (MVA) type liquid crystal display panel, or a horizontal electric Field type liquid crystal display panel, such as a Fringe Field Switching (FFS) type liquid crystal display panel or an In-Plane Switching (IPS) type liquid crystal display panel.
The micro led backlight driving assembly and the display panel provided by the embodiments of the present application are described in detail, and the principles and embodiments of the present application are explained herein by using specific examples, which are only used to help understanding the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. A micro light emitting diode backlight driving assembly, comprising:
a lamp panel;
the flexible circuit board is arranged at one end of the lamp panel and comprises a first connecting part, an installation part and a second connecting part, one end of the installation part is connected with the first connecting part, the other end of the installation part is connected with the second connecting part, and the first connecting part is connected with the lamp panel;
an integrated circuit board disposed on the mounting portion;
the adapter plate is connected with one side, far away from the lamp panel, of the second connecting portion.
2. The backlight driving assembly of claim 1, wherein the first connecting portions include at least two, one end of each of the first connecting portions is connected to the lamp panel, the other end of each of the first connecting portions is connected to the mounting portion, and a gap is formed between each of the first connecting portions and the corresponding first connecting portion.
3. The backlight driving assembly of claim 2, wherein the first connecting portions comprise at least three, and the first connecting portions have the same pitch as the first connecting portions.
4. The micro light emitting diode backlight driving assembly of claim 1, wherein the number of the integrated circuit boards corresponds to the number of the first connection portions.
5. The micro light emitting diode backlight driving assembly of claim 1, wherein the integrated circuit board is disposed at a position corresponding to the first connection portion.
6. The backlight driving assembly of claim 1, wherein the second connecting portion is connected to a middle portion of the mounting portion.
7. The led backlight driving assembly of claim 1, wherein the second connection portion has a width gradually decreasing from the mounting portion toward the interposer.
8. The led backlight driving assembly of claim 1, wherein the light panel has leds arranged in an array.
9. The backlight driving assembly of claim 1, wherein the first connecting portion, the mounting portion and the second connecting portion are integrally formed.
10. A display panel comprising the micro light emitting diode backlight driving assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110452911.8A CN113176688A (en) | 2021-04-26 | 2021-04-26 | Miniature light-emitting diode backlight driving assembly and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110452911.8A CN113176688A (en) | 2021-04-26 | 2021-04-26 | Miniature light-emitting diode backlight driving assembly and display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113176688A true CN113176688A (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110452911.8A Pending CN113176688A (en) | 2021-04-26 | 2021-04-26 | Miniature light-emitting diode backlight driving assembly and display panel |
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| CN (1) | CN113176688A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108681118A (en) * | 2018-05-18 | 2018-10-19 | 武汉华星光电技术有限公司 | Liquid crystal display |
| CN110890393A (en) * | 2018-09-11 | 2020-03-17 | 启端光电股份有限公司 | Micro light emitting diode display panel |
| CN210899828U (en) * | 2018-07-04 | 2020-06-30 | 株式会社日本显示器 | Flexible circuit board and display device |
| WO2020145147A1 (en) * | 2019-01-07 | 2020-07-16 | 株式会社ジャパンディスプレイ | Display device and electronic apparatus |
| CN111583883A (en) * | 2020-05-29 | 2020-08-25 | 上海中航光电子有限公司 | Integrated drive board, display device and manufacturing method |
| CN112578587A (en) * | 2019-09-27 | 2021-03-30 | 京东方科技集团股份有限公司 | Backlight source assembly, display device and preparation method thereof |
-
2021
- 2021-04-26 CN CN202110452911.8A patent/CN113176688A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108681118A (en) * | 2018-05-18 | 2018-10-19 | 武汉华星光电技术有限公司 | Liquid crystal display |
| CN210899828U (en) * | 2018-07-04 | 2020-06-30 | 株式会社日本显示器 | Flexible circuit board and display device |
| CN110890393A (en) * | 2018-09-11 | 2020-03-17 | 启端光电股份有限公司 | Micro light emitting diode display panel |
| WO2020145147A1 (en) * | 2019-01-07 | 2020-07-16 | 株式会社ジャパンディスプレイ | Display device and electronic apparatus |
| CN112578587A (en) * | 2019-09-27 | 2021-03-30 | 京东方科技集团股份有限公司 | Backlight source assembly, display device and preparation method thereof |
| CN111583883A (en) * | 2020-05-29 | 2020-08-25 | 上海中航光电子有限公司 | Integrated drive board, display device and manufacturing method |
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Application publication date: 20210727 |