CN115273683A - LED transparent screen - Google Patents
LED transparent screen Download PDFInfo
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- CN115273683A CN115273683A CN202210947129.8A CN202210947129A CN115273683A CN 115273683 A CN115273683 A CN 115273683A CN 202210947129 A CN202210947129 A CN 202210947129A CN 115273683 A CN115273683 A CN 115273683A
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- strip
- led
- transparent
- shaped pcb
- pcb lamp
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- 239000000758 substrate Substances 0.000 claims abstract description 41
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 5
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 5
- 238000004020 luminiscence type Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
A kind of LED transparent screen, including transparent base plate, transparent backup pad and several LED luminescent chip, there are several grooves of the predetermined distance of interval on the identity direction of the transparent base plate in parallel, there are strip PCB light bar strips with said LED luminescent chip in the groove, the transparent backup pad is set up in one side of the transparent base plate by said LED luminescent chip, press LED luminescent chip and strip PCB light bar in said groove, the transparent base plate and transparent backup pad are in removable connection through several fasteners; and a box body with a control circuit is arranged on the outer side edge of the bottom surface of the transparent substrate far away from the surface where the groove is located, and the control circuit is electrically connected with the strip-shaped PCB lamp panel strip. The invention has the advantages that the pixels of the transparent LED display screen are basically not limited, the maintenance is convenient, and the light emission of the LED chip is not interfered.
Description
Technical Field
The invention relates to the technical field of LED display, in particular to an LED transparent screen.
Background
The LED transparent display screen is a flat panel display, which is composed of small LED transparent display modules and is used for displaying various information such as characters, images, videos and the like.
The traditional LED transparent display module is formed by arranging a strip of LED light bar in a frame, because of the limitation of the existing LED light bar preparation technology, the length size of the existing LED transparent display module is limited within 610mm, the most common size is 500mm, namely the frame size of the most common LED transparent display module is 500mmX500mm, if an LED transparent display screen with the size of 2000mmX2000mm needs to be manufactured, 8 LED transparent display modules with the size of 500mmX500mm are assembled, so that the installation and maintenance of the LED transparent display screen are difficult, originally, the transverse and vertical of each LED transparent display module need to be aligned during installation, otherwise, the ranks of the display are irregular; when in maintenance, if the LED transparent display module in the middle has a problem, the LED transparent display module around the LED transparent display module must be removed first to be taken out for maintenance, which causes difficulty in maintenance.
Chinese patent document CN114613281A discloses a transparent LED display screen, which includes a plurality of light-emitting bodies, a protective cover and a substrate, wherein the protective cover is connected to one surface of the substrate, the plurality of light-emitting bodies are disposed on the substrate, the protective cover is provided with a plurality of openings, the light-emitting bodies are located in the openings, and the height of the openings is not lower than the height of the light-emitting bodies. Although the transparent LED display screen with the structure can fix the LED lamp beads without a frame, the transparent LED display screen with the structure has the following problems that firstly, the transparent LED display screen with the structure is limited by physical size because the LED light-emitting chips are bound after circuits are printed on the substrate, the printed circuits can only be wired in a single layer, and pixels of the transparent LED display screen are limited due to the limitation of the loading capacity of the single-layer wired circuits; secondly, the existing processing and production mode of binding the LED light-emitting chip on the printed circuit on the substrate has complex processing technology and high cost, and when the LED light-emitting chip is bound on the transparent LED display screen of the printed circuit, the reverse processing procedure is complex and basically cannot be repaired; thirdly, the opening on the protective cover of the transparent LED display screen with the structure is limited by the hole distance and the diameter shape of the opening, and the pixel density of the transparent LED display screen is also influenced; fourthly, set up a plurality of trompils on the protective cover to establish the LED chip in the trompil, when the LED chip is luminous, the vertical cross-section of trompil on the protective cover can produce the light refraction, influences the display effect, if will overcome the unfavorable effect that the light refraction produced, then need take more complicated technological means.
Disclosure of Invention
The invention aims to provide an LED transparent screen which has the advantages that pixels of the transparent LED display screen are not limited basically, the maintenance is convenient, and the light emission of an LED chip is not interfered.
In order to achieve the purpose, the invention adopts the following technical scheme:
the LED transparent screen comprises a transparent substrate, a transparent support plate and a plurality of LED light-emitting chips, wherein a plurality of grooves with preset intervals are arranged in parallel in the same direction of the transparent substrate, strip-shaped PCB lamp strip strips with the LED light-emitting chips are arranged in the grooves, the transparent support plate is arranged on one side of the transparent substrate, which is close to the LED light-emitting chips, the LED light-emitting chips and the strip-shaped PCB lamp strip are pressed in the grooves, and the transparent substrate and the transparent support plate are detachably connected through a plurality of fasteners; the transparent substrate is provided with a box body with a control circuit on the outer side edge of the bottom surface far away from the surface where the groove is located, and the control circuit is electrically connected with the strip-shaped PCB lamp panel strip.
As an improvement of the invention, the light emitting surface of the LED light emitting chip and the notch surface of the groove are in the same plane.
As an improvement of the invention, the strip-shaped PCB lamp strip is composed of a first short strip-shaped PCB lamp strip and at least one second short strip-shaped PCB lamp strip, and the first short strip-shaped PCB lamp strip and the second short strip-shaped PCB lamp strip, and the second short strip-shaped PCB lamp strip are connected through a connecting piece.
As an improvement of the invention, the first strip-shaped PCB lamp strip comprises a control interface board and at least two first light strips extending from one side of the control interface board, the plurality of LED light emitting chips and the plurality of LED driving chips are arranged on the first light strips, and free ends of the first light strips are tenon structures; the second short strip-shaped PCB lamp strip comprises a connecting part, a mortise matched with the tenon structure is arranged on one side of the connecting part, at least two second light bars extend out of one side of the connecting part away from the mortise, a plurality of LED light-emitting chips and a plurality of LED driving chips are arranged on the second light bars, and the free ends of the second light bars are of tenon structures; the connecting piece is arranged between the tenon structure and the mortise opening.
As an improvement to the present invention, the length of each of the first strip-shaped PCB light bar is less than 610mm, and/or the length of each of the second strip-shaped PCB light bar is less than 610mm.
As an improvement to the invention, the length of each of said first strip-like PCB light slats is selected between 500mm and 610mm, and/or the length of each of said second strip-like PCB light slats is selected between 500mm and 610mm.
As an improvement of the invention, the connecting piece comprises a connecting framework, an upper row and a lower row of conductive terminal rows with a preset distance are arranged on the connecting framework, one end of each conductive terminal row is welded with the terminal on the tenon structure, and the other end of each conductive terminal row is welded with the terminal on the mortise opening side.
As an improvement of the invention, the transparent support plate is made of PC, PET or PMMA material.
As an improvement of the invention, the transparent substrate is made of PC, PET or PMMA material.
As an improvement of the invention, the control interface board is provided with a plurality of conductive connectors and a plurality of peripheral electronic elements, and the peripheral electronic elements are connected with the control circuit through the plurality of conductive connectors and are used for providing power and control signals for the LED luminous chip.
According to the invention, the grooves which are spaced at a preset distance are arranged in parallel in the same direction of the transparent substrate, the strip-shaped PCB lamp strip with the LED light-emitting chip is arranged in the groove, the transparent support plate is arranged on one side of the transparent substrate close to the LED light-emitting chip, the LED light-emitting chip and the strip-shaped PCB lamp strip are pressed in the groove, and the transparent substrate and the transparent support plate are detachably connected through a plurality of fasteners; the transparent substrate is provided with a groove, the groove is arranged on the transparent substrate, the outer side edge of the bottom surface of the transparent substrate, which is far away from the surface of the groove, is provided with a box body with a control circuit, and the control circuit is electrically connected with the strip-shaped PCB lamp panel strip.
Drawings
FIG. 1 is a schematic plan view of an embodiment of the present invention.
Fig. 2 is a side view schematic of the structure of fig. 1.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a schematic top view of the structure of fig. 1.
Fig. 5 is an enlarged schematic view of B in fig. 4.
Fig. 6 is a schematic view of the embodiment of fig. 1 with the transparent support plate removed.
Fig. 7 is an enlarged schematic view of the structure at C in fig. 6.
Fig. 8 is a schematic view of the structure of the strip-shaped PCB light strip of fig. 6.
Fig. 9 is a schematic plan view of the connector of the present invention.
Fig. 10 is a schematic top view of the structure of fig. 9.
Fig. 11 is a side view schematic of the structure of fig. 9.
Fig. 12 is a perspective view of fig. 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, fig. 1-8 disclose an LED transparent screen, which includes a transparent substrate 1, a transparent supporting plate 2 and a plurality of LED light-emitting chips 3, wherein a plurality of grooves 11 spaced at a predetermined distance are arranged in parallel in the same direction of the transparent substrate 1, strip-shaped PCB lamp strips 31 with the LED light-emitting chips 3 are arranged in the grooves 11, the transparent supporting plate 2 is arranged on one side of the transparent substrate 1 near the LED light-emitting chips 3, the LED light-emitting chips 3 and the strip-shaped PCB lamp strips 31 are pressed in the grooves 11, and the transparent substrate 1 and the transparent supporting plate 2 are detachably connected through a plurality of fasteners 4; the transparent substrate 1 is far away from the box body 5 with the control circuit is arranged on the outer side edge of the bottom surface of the surface where the groove 11 is located, and the control circuit 51 is electrically connected with the strip-shaped PCB lamp panel strip 31.
In this embodiment, the fastening member 4 includes a plurality of nuts and a plurality of screws, the nuts can be embedded in appropriate positions of the transparent support plate 2, then corresponding through holes are formed in the transparent substrate 1 corresponding to the positions of the nuts, the screws penetrate through the through holes to be screwed with the nuts during installation, the transparent substrate 1 is fixed on the transparent support plate 2, during installation, the transparent support plate 2 is firstly fixed at an appointed position (for example, a glass wall of an office can be fixed in an adhesive manner), and then the transparent substrate 1 is fixed on the transparent support plate 2 through the fastening member 4. The structure is convenient to maintain, when the strip-shaped PCB lamp panel 31 needs to be maintained, the transparent support plate 2 is kept in place only by loosening the screw, and the strip-shaped PCB lamp panel 31 can be maintained by taking down the transparent substrate 1; of course, in the present invention, the positions of the nut and the screw rod may be reversed, that is, the screw rod is disposed on the transparent support plate 2, and the transparent substrate 1 is fixed on the transparent support plate 2 through the nut.
The invention solves the technical problems in the prior art that firstly, because the printed circuit is bound with the LED light-emitting chip on the substrate, the circuit is limited by physical size, and the printed circuit can be wired in a single layer; secondly, the LED light-emitting chip is arranged in the protective hole, and the protective hole is limited by the hole distance and the diameter shape of the opening, so that the display visual angle and the pixel density are limited; thirdly, when a single-layer circuit is printed on the substrate, the density of the circuit is restricted, and the energy passing through the current is limited; fourthly, the processing and production mode of binding the LED light-emitting chip on the printed circuit on the substrate at present is complex in processing technology and high in cost, and when the LED light-emitting chip is bound on the printed substrate, color and brightness sorting can not be carried out basically, the color difference is relatively large, the reverse process is complex, and repair cannot be carried out; fifthly, in the prior art, the transparent panel is provided with the hole, the LED light-emitting chip is arranged in the hole, when the LED emits light, the cross section of the hole of the transparent panel generates interference light, the cross section of the hole generates light refraction, and the integral lighting display effect is influenced.
The PCB can be designed into a multilayer circuit to solve the problem that the wiring quantity, the spacing and the over-current capacity reach the ultra-long loading capacity and the problem that the area loading capacity without framework support is solved; the single LED is pasted on the PCB board, the process is simple, secondary light splitting and color separation can be carried out on the single LED after the packaging is finished, and the color difference between the light-emitting chips can be better controlled, so that the displayed color has higher restoration degree and better color consistency. The single LED has a support and a light-gathering cup, so that the luminous efficiency of the luminous chip is effectively improved, the invention adopts a slotting mode to place the lamp strip of the PCB in the groove, the depth of the matched slot can control the light-emitting surface to be parallel and level with the slotting surface, the luminous visual angle cannot be influenced by the structure, the panel on the surface can be a protective panel or a support member for installation and fixation, the processing technology is simple, the cost is low, and the display effect after the LED is lightened is not influenced.
Preferably, the light emitting surface of the LED light emitting chip 3 and the notch surface of the groove 11 are in the same plane.
Preferably, the transparent support plate 2 and the transparent substrate 1 are made of PC, PET or PMMA material.
Referring to fig. 5, in the present invention, the box body 5 includes a first box body 52 and a second box body 53, the first box body 52 is connected to the transparent substrate 1, and the second box body 53 is connected to the first box body 52 through a hinge 54 and a snap fastener 55, so that the transparent substrate 1 is not required to be taken down, and the control circuit 51 can be conveniently overhauled.
Referring to fig. 6 to 8, the strip-shaped PCB lamp panel 31 is composed of a first short strip-shaped PCB lamp panel 311 and at least one second short strip-shaped PCB lamp panel 312, the first short strip-shaped PCB lamp panel 311 and the second short strip-shaped PCB lamp panel 312 are connected with each other through a connecting member 313, and the second short strip-shaped PCB lamp panel are connected with each other through a connecting member 313. Specifically, for each LED transparent screen, a first strip-shaped PCB lamp panel 311 and 1-3 second strip-shaped PCB lamp panels 312 can be arranged and spliced according to specific parameter requirements of customers, if the length of the strip-shaped PCB lamp panel 31 is greater than the requirements of customers after the last second strip-shaped PCB lamp panel 312 is spliced, a section can be cut at the last section of the last second strip-shaped PCB lamp panel 312 as required, and the use of the strip-shaped PCB lamp panel 31 is not influenced.
Preferably, the first short strip-shaped PCB lamp panel strip 311 includes a control interface board 3111 and at least two first light bars 3112 extending from one side of the control interface board 3111, the plurality of LED light emitting chips 3 and the plurality of LED driving chips 32 are disposed on the first light bars 3112, and a free end of the first light bars 3112 is a tenon structure 3113; the second short strip-shaped PCB lamp panel strip 312 comprises a connecting portion 3121, a mortise port 3122 matched with the tenon structure 3113 is arranged on one side of the connecting portion 3121, at least two second branch lamp strips 3123 extend from one side of the connecting portion 3121 far away from the mortise port 3122, the plurality of LED light-emitting chips 3 and the plurality of LED driving chips 32 are arranged on the second branch lamp strips 3123, and the free end of the second branch lamp strips 3123 is in a tenon structure 3113; the connecting piece 313 is arranged between the tenon structure 3113 and the mortise port 3122. Through the structure of tenon fourth of twelve earthly branches plus connecting piece, not only can use power and the signal of telecommunication switch-on between the PCB lamp plate strip, but also can strengthen the intensity of connecting portion through connecting piece 313, make the fastness between them better.
Preferably, the length of each first short strip-shaped PCB light bar 311 is less than 610mm, and/or the length of each second short strip-shaped PCB light bar 312 is less than 610mm; will first short strip PCB lamp plate strip 311 with second short strip PCB lamp plate strip 312 is injectd within 610mm, like this, can adopt the system board technique of ripe PCB board to ripe paster technique can reduce the manufacturing cost of PCB lamp plate strip, improves production efficiency and yields.
Preferably, the length of each first strip-shaped PCB lamp panel strip 311 is selected from 500mm to 610mm, and/or the length of each second strip-shaped PCB lamp panel strip 312 is selected from 500mm to 610mm, and the length of the PCB lamp strip is selected from 500mm to 610mm, so that the optimal cost performance is achieved.
Preferably, the control interface board 3111 is provided with a plurality of electrical connectors 31111 and a plurality of peripheral electronic components 31112, and the peripheral electronic components 31112 are connected to the control circuit through the plurality of electrical connectors 31111 for providing power and control signals to the LED light emitting chip 3.
Referring to fig. 9-12, the connecting member 313 includes a connecting frame 3131, two rows of conductive terminal rows 3132 (in this embodiment, the conductive terminal rows 3132 are two rows, each row of conductive terminal rows 3132 has 4 conductive terminals, and the number of conductive terminals can be increased or decreased according to actual needs) are disposed on the connecting frame 3131, one end of the conductive terminal row 3132 is welded to the terminal on the tenon structure 3113, and the other end of the conductive terminal row 3132 is welded to the terminal on the mortise port 3122 side.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a LED transparent screen, includes transparent substrate (1), transparent support plate (2) and a plurality of LED luminescence chip (3), its characterized in that: a plurality of grooves (11) with preset intervals are arranged in parallel in the same direction of the transparent substrate (1), strip-shaped PCB lamp panel strips (31) with the LED light-emitting chips (3) are arranged in the grooves (11), the transparent support plate (2) is arranged on one side, close to the LED light-emitting chips (3), of the transparent substrate (1), the LED light-emitting chips (3) and the strip-shaped PCB lamp panel strips (31) are pressed in the grooves (11), and the transparent substrate (1) and the transparent support plate (2) are detachably connected through a plurality of fasteners (4); the transparent substrate (1) is far away from the box body (5) with the control circuit is arranged on the outer side edge of the bottom surface of the surface where the groove (11) is located, and the control circuit (51) is electrically connected with the strip-shaped PCB lamp panel strip (31).
2. LED transparent screen according to claim 1, characterized in that the light emitting surface of the LED light emitting chip (3) is in the same plane as the notch surface of the groove (11).
3. The LED transparent screen of claim 1 or 2, wherein the strip-shaped PCB lamp panel strip (31) is composed of a first short strip-shaped PCB lamp panel strip (311) and at least one second short strip-shaped PCB lamp strip (312), the first short strip-shaped PCB lamp panel strip (311) and the second short strip-shaped PCB lamp strip (312) are connected with each other through a connecting piece (313).
4. The LED transparent screen of claim 3, wherein the first strip-shaped PCB lamp panel strip (311) comprises a control interface board (3111) and at least two first light bars (3112) extending along one side of the control interface board (3111), the LED light-emitting chips (3) and the LED driving chips (32) are arranged on the first light bars (3112), and free ends of the first light bars (3112) are tenon structures (3113); the second short strip-shaped PCB lamp strip (312) comprises a connecting portion (3121), a mortise opening (3122) matched with the tenon structure (3113) is arranged on one side of the connecting portion (3121), at least two second branch lamp strips (3123) extend from one side, far away from the mortise opening (3122), of the connecting portion (3121), the plurality of LED light-emitting chips (3) and the plurality of LED driving chips (32) are arranged on the second branch lamp strips (3123), and the free ends of the second branch lamp strips (3123) are tenon structures (3113); the connecting piece (313) is arranged between the tenon structure (3113) and the mortise opening (3122).
5. The LED transparent screen of claim 4, characterized in that the length of each first strip-shaped PCB lamp panel strip (311) is less than 610mm, and/or the length of each second strip-shaped PCB lamp panel strip (312) is less than 610mm.
6. The LED transparent screen according to claim 4, characterized in that the length of each first short strip-shaped PCB light panel strip (311) is selected between 500mm-610mm, and/or the length of each second short strip-shaped PCB light panel strip (312) is selected between 500mm-610 mm.
7. The LED transparent screen according to claim 4, wherein the connection member (313) comprises a connection frame (3131), two upper and lower rows of conductive terminal rows (3132) spaced apart by a predetermined distance are disposed on the connection frame (3131), one end of the conductive terminal row (3132) is welded to the terminal on the tenon structure (3113), and the other end of the conductive terminal row (3132) is welded to the terminal on the mortise opening (3122) side.
8. LED transparent screen according to claim 1 or 2, characterized in that the transparent support plate (2) is made of PC, PET or PMMA material.
9. LED transparent screen according to claim 1 or 2, characterized in that the transparent substrate (1) is made of PC, PET or PMMA material.
10. LED transparent screen according to claim 4, characterized in that there are several electrical connectors (31111) and several peripheral electronic components (31112) on the control interface board (3111), the peripheral electronic components (31112) being connected to the control circuit through several electrical connectors (31111) for supplying power and control signals to the LED lighting chips (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210947129.8A CN115273683A (en) | 2022-08-09 | 2022-08-09 | LED transparent screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210947129.8A CN115273683A (en) | 2022-08-09 | 2022-08-09 | LED transparent screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115273683A true CN115273683A (en) | 2022-11-01 |
Family
ID=83748330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210947129.8A Withdrawn CN115273683A (en) | 2022-08-09 | 2022-08-09 | LED transparent screen |
Country Status (1)
| Country | Link |
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| CN (1) | CN115273683A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008304925A (en) * | 2008-06-26 | 2008-12-18 | Toyotomi Co Ltd | Display light structure of thin display plate |
| CN109945140A (en) * | 2019-04-30 | 2019-06-28 | 青岛亿联客信息技术有限公司 | A kind of light bar transition joint |
| CN110085132A (en) * | 2019-04-29 | 2019-08-02 | 合肥畅想光电科技有限公司 | Jewelry transparent display screen |
| CN211376073U (en) * | 2019-12-25 | 2020-08-28 | 深圳小马洛可科技有限公司 | High light transmissivity LED lamp plate |
| CN212516402U (en) * | 2020-08-15 | 2021-02-09 | 深圳市宏欣光电科技有限公司 | Lamp strip and display screen subassembly that can transparent demonstration |
| CN112361303A (en) * | 2020-11-26 | 2021-02-12 | 北京金晟达生物电子科技有限公司 | Novel PCB board connection structure |
| CN218038467U (en) * | 2022-08-09 | 2022-12-13 | 深圳市华亿兄弟光电有限公司 | LED transparent screen |
-
2022
- 2022-08-09 CN CN202210947129.8A patent/CN115273683A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008304925A (en) * | 2008-06-26 | 2008-12-18 | Toyotomi Co Ltd | Display light structure of thin display plate |
| CN110085132A (en) * | 2019-04-29 | 2019-08-02 | 合肥畅想光电科技有限公司 | Jewelry transparent display screen |
| CN109945140A (en) * | 2019-04-30 | 2019-06-28 | 青岛亿联客信息技术有限公司 | A kind of light bar transition joint |
| CN211376073U (en) * | 2019-12-25 | 2020-08-28 | 深圳小马洛可科技有限公司 | High light transmissivity LED lamp plate |
| CN212516402U (en) * | 2020-08-15 | 2021-02-09 | 深圳市宏欣光电科技有限公司 | Lamp strip and display screen subassembly that can transparent demonstration |
| CN112361303A (en) * | 2020-11-26 | 2021-02-12 | 北京金晟达生物电子科技有限公司 | Novel PCB board connection structure |
| CN218038467U (en) * | 2022-08-09 | 2022-12-13 | 深圳市华亿兄弟光电有限公司 | LED transparent screen |
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Application publication date: 20221101 |