CN203706615U - Display unit of LED display screen - Google Patents
Display unit of LED display screen Download PDFInfo
- Publication number
- CN203706615U CN203706615U CN201420066647.XU CN201420066647U CN203706615U CN 203706615 U CN203706615 U CN 203706615U CN 201420066647 U CN201420066647 U CN 201420066647U CN 203706615 U CN203706615 U CN 203706615U
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- Prior art keywords
- flexible pcb
- base material
- lamp pearl
- display unit
- led lamp
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- 239000000758 substrate Substances 0.000 abstract description 5
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Abstract
The utility model discloses a display unit of an LED display screen. The display unit comprises LED lamp beads and driving ICs, the LED lamp beads are electrically connected with the driving ICs, the display unit further comprises a substrate and a flexible circuit board, and the driving ICs are arranged on the flexible circuit board. During installation, the LED lamp beads are installed on the flexible circuit board in a patched mode to form a lamp bead column, the flexible circuit board is bent towards the backlight sides of the LED lamp beads along the side edge of the lamp bead column, and the shape of the bent flexible circuit board is kept through the substrate so as to enable the lamp bead column and the driving ICs to be located on different side faces of the substrate. By the utilization of the characteristics that the flexible circuit is soft and can be bent, the LED lamp beads which are evenly arranged at the set position and installed in the patched mode are arranged on the flexible circuit board, then the flexible circuit board is bent, the shape of the bent flexible circuit board is fixed, and therefore the LED lamp beads emit light at the side face. Due to the fact that the LED lamp beads are installed when the flexible circuit board is unfolded, the operational area of the LED lamp beads is large, the requirements for the production technology are reduced, the production efficiency is increased, and the production cost is lowered.
Description
Technical field
The utility model relates to display screen field, relates in particular to a kind of display unit of LED display.
Background technology
LED display is flexible because of its size, and the feature that environmental suitability is strong makes it be used widely in field of media.In some special occasion, as high in need for environment LED display permeabilities such as glass curtain wall, shopper window, stage background, market, hotel, airports, daylighting is effective, keeps again certain picture element density simultaneously.
The display unit of the existing LED display with penetrating effect is the side by LED lamp pearl being arranged on to hard circuit board, then hard circuit board is rearranged to LED display.But due to the size of LED lamp pearl itself and the thickness of hard circuit board itself, if at the side of hard circuit board paster mounted LED lamp bulb, a kind of mode of operation is manual welding, this mode of operation has very high requirement to operator's solder technology level, and because solder joint itself is very meticulous, the welding job of carrying out for a long time LED lamp pearl has very large injury to people's eye health; Another kind of mode of operation be hard board production is created after, by hard circuit board proper alignment, by a plane of side composition of hard circuit board, then the batch paster of add in the plane steel mesh, brush tin cream, tin stove being realized LED lamp pearl is excessively installed, the side at hard circuit board of this mode arranges pad also has very high requirement to production technology, and production cost is higher.
Utility model content
The utility model proposes a kind ofly by mounted LED lamp bulb and drive IC on flexible PCB, be fixed on the display unit of the LED display forming on base material after then will flexible PCB bending, this display cell structure is simple, and manufacturing technique requirent is low.
For realizing above-mentioned design, the utility model by the following technical solutions:
A kind of display unit of LED display, comprise LED lamp pearl and drive IC, described LED lamp pearl and described drive IC are electrically connected, also comprise base material and flexible PCB, described drive IC is arranged on described flexible PCB, when installation, described LED lamp pearl is the even paster of row and is installed on described flexible PCB composition lamp pearl row, bend to the backlight side of LED lamp pearl along the side of lamp pearl row by described flexible PCB, flexible PCB after bending keeps the shape after bending by base material, after flexible PCB (4) bending, described lamp pearl is listed as with drive IC (2) not ipsilateral of two in base material.
Wherein, described flexible PCB is along two side edge bendings of lamp pearl row, and the xsect after bending takes the shape of the letter U, the middle one side of LED lamp pearl after bending, and the flexible PCB after bending is arranged on described base material, and described lamp pearl is listed as the side in described base material.
Wherein, described flexible PCB is along a side edge bending of lamp pearl row, and the xsect after bending is L-shaped, and LED lamp pearl is in one side wherein, and the flexible PCB after bending is arranged on described base material, and described lamp pearl is listed as the side in described base material.
Wherein, the flexible PCB after bending is coated on the periphery of described base material, and described lamp pearl is listed as the side in described base material.
Wherein, on described base material, offer blind hole, at described flexible PCB, not under bending state, described drive IC is arranged at the side back to LED lamp pearl on described flexible PCB, when described flexible PCB is arranged on described base material, described drive IC embeds in described blind hole.
Wherein, the outside surface of described display unit is coated with protective seam.
Wherein, on described base material, the position of the kink of corresponding described flexible PCB is provided with chamfering.
Wherein, the feed circuit of described display unit are arranged on described base material and with described LED lamp pearl and are connected to LED lamp pearl and power.
Wherein, described base material is U-shaped base material, and in the middle of described U-shaped base material, one side evenly offers through hole, and the described flexible PCB after bending is arranged in the U-shaped groove of U-shaped base material, and the LED lamp pearl on flexible PCB passes from described through hole.
Wherein, described drive IC is arranged at a side for the lamp of the LED dorsad pearl of described flexible PCB.
Wherein, described U-shaped base material is coated with protective seam.
The beneficial effects of the utility model are: the bent characteristic of softness of utilizing flexible PCB, the evenly distributed paster mounted LED lamp bulb of desired location on flexible PCB, then by solid shape after flexible PCB bending, allow LED lamp pearl at lateral emitting, because mounted LED lamp bulb in the time of flexible circuit plate development, LED lamp pearl can operations area large, the requirement of production technology is reduced, enhance productivity, reduce production costs.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing of required use during the utility model embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the content of the utility model embodiment and these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the display unit of a kind of LED display of providing in the utility model embodiment 1.
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of the display unit of a kind of LED display of providing in the utility model embodiment 1.
Fig. 3 is the partial enlarged drawing at A place in Fig. 2.
Fig. 4 is the structural representation of the display unit of a kind of LED display of providing in the utility model embodiment 2.
Fig. 5 is the STRUCTURE DECOMPOSITION schematic diagram of the display unit of a kind of LED display of providing in the utility model embodiment 2.
Fig. 6 is the structural representation of the display unit of a kind of LED display of providing in the utility model the utility model embodiment 3.
Fig. 7 is the partial enlarged drawing at B place in Fig. 6.
Fig. 8 is the structural representation of the display unit of a kind of LED display of providing in the utility model embodiment 4.
Fig. 9 is the structural representation of the base material of the display unit of a kind of LED display of providing in the utility model embodiment 4.
Figure 10 is the mounting structure schematic diagram of flexible PCB, LED lamp and the drive IC of the display unit of a kind of LED display of providing in the utility model embodiment 4.
Figure 11 is the structural representation of the display unit of a kind of LED display of providing in the utility model embodiment 5.
Figure 12 is the structural representation of the base material of the display unit of a kind of LED display of providing in the utility model embodiment 5.
Figure 13 is the partial enlarged drawing at C place in Figure 11.
Wherein: 1-LED lamp pearl; 2-drive IC; 3-base material; 31-blind hole; 32-through hole; 4-flexible PCB.
Embodiment
For the technique effect that makes the technical scheme of technical matters, employing that the utility model solves and reach clearer, below in conjunction with accompanying drawing, the technical scheme of the utility model embodiment is described in further detail, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those skilled in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The display unit of the LED display designing in the utility model is mainly used in forming LED display, multiple display units are arranged fixing, between each display unit that arrangement fixes, will there will be space, thereby allow LED display present penetrating effect, while particularly the large area LED display screen of the display unit composition in the utility model being hung on to skyscraper, can be by the space printing opacity between each display unit, reduce the daylighting cost of building, save the energy, in also allowing and build, accepts while the irradiation of sunlight, more healthy indoor environment is provided, compared with the existing LED display with penetrating effect, display unit in this programme is significantly improved for the efficiency of manufacturing in process.Concrete scheme effect is described in detail in conjunction with the following examples.
Please refer to Fig. 1 to Fig. 3, it is respectively the partial enlarged drawing at A place in the STRUCTURE DECOMPOSITION schematic diagram, Fig. 2 of the display unit of a kind of LED display of providing in the structural representation, the utility model embodiment 1 of the display unit of a kind of LED display of providing in the utility model embodiment 1.As shown in the figure, the display unit of this LED display, comprise LED lamp pearl 1 and drive IC 2, described LED lamp pearl 1 is electrically connected with described drive IC 2, also comprise base material 3 and flexible PCB 4, described drive IC 2 is arranged on described flexible PCB 4, when installation, described LED lamp pearl 1 is the even paster of row and is installed on described flexible PCB 4 and forms lamp pearl row, bend to the backlight side of LED lamp pearl 1 along the side of lamp pearl row by described flexible PCB 4, the shape that flexible PCB 4 after bending keeps after bending by base material 3, after flexible PCB 4 bendings, described lamp pearl is listed as with drive IC 2 not ipsilateral of two in base material 3.
Want to reach the optimum balance between penetrating effect and the bending degree of flexible PCB 4, bending angle is preferably set to 90 ° certainly, and 90 ° is not unique selection, bends 80 ° of toughness reguirements that can reduce flexible PCB 4, reduces production costs; Bend 100 ° and can keep penetrating effect at larger lighting angle.To there is no absolute restriction.
Utilize the bent characteristic of softness of flexible PCB 4, the evenly distributed paster mounted LED lamp bulb 1 of desired location on flexible PCB 4, then flexible PCB 4 is bent to rear solid shape, allow LED lamp pearl 1 at lateral emitting, because mounted LED lamp bulb 1 in the time that flexible PCB 4 launches, LED lamp pearl 1 can operations area large, the requirement of production technology is reduced, enhance productivity, reduce production costs.
Preferably, described flexible PCB 4 is along two side edge bendings of lamp pearl row, and the xsect after bending takes the shape of the letter U, the middle one side of LED lamp pearl 1 after bending, flexible PCB 4 after bending is arranged on described base material 3, and described lamp pearl is listed as the side in described base material 3.
Particularly, on bulk flexible PCB after paster mounted LED lamp bulb 1 and drive IC 2, bulk flexible PCB is cut apart and obtained flexible PCB 4 by retaining a row LED lamp pearl 1 on each fritter, specifically as shown in Figure 2, LED lamp pearl 1 is positioned at the centre position of flexible PCB 4, the side that flexible PCB 4 is listed as along lamp pearl is to 90 ° of lateral bucklings backlight, bend to the inside along dotted line in figure by the left and right two parts in Fig. 2, flexible PCB 4 after bending is arranged on base material 3, specifically as shown in Figure 4, flexible PCB 4 after bending will be coated on three faces of base material 3, between flexible PCB 4 and base material 3, be fixed by glue, after fixing, obtain complete display unit.The type of drive of the wherein design of circuit, LED lamp pearl 1, the printing of circuit board be described in the prior art more, no longer explanation herein.
Please refer to Fig. 4 and Fig. 5, it is respectively the STRUCTURE DECOMPOSITION schematic diagram of the display unit of a kind of LED display of providing in the structural representation, the utility model embodiment 2 of the display unit of a kind of LED display of providing in the utility model embodiment 2.As shown in the figure, the display unit of this LED display, comprise LED lamp pearl 1 and drive IC 2, described LED lamp pearl 1 is electrically connected with described drive IC 2, also comprise base material 3 and flexible PCB 4, described drive IC 2 is arranged on described flexible PCB 4, when installation, described LED lamp pearl 1 is the even paster of row and is installed on described flexible PCB 4 and forms lamp pearl row, bend to the backlight side of LED lamp pearl 1 along the side of lamp pearl row by described flexible PCB 4, the shape that flexible PCB 4 after bending keeps after bending by base material 3, after flexible PCB 4 bendings, described lamp pearl is listed as with drive IC 2 not ipsilateral of two in base material 3.Particularly, described flexible PCB 4 is along a side edge bending of lamp pearl row, and the xsect after bending is L-shaped, and LED lamp pearl 1 is in one side wherein, and the flexible PCB 4 after bending is arranged on described base material 3, and described lamp pearl is listed as the side in described base material 3.
The difference of present embodiment and last embodiment is, in the time that bulk flexible PCB is cut apart, a side of directly pasting lamp pearl row is cut apart, and in the time that flexible PCB is bent, only needs a bending opposite side can obtain L shaped xsect.With L shaped xsect to corresponding be, 4 of flexible PCBs in the present embodiment cover two adjacent sides of base material, adapt with the layout type of this LED lamp pearl 1, circuit layout on flexible PCB 4 is also slightly different from a upper embodiment, but integrated connection mode is consistent, just adjust for the distribution of LED lamp pearl 1 and drive IC 2.
Please refer to Fig. 6 and Fig. 7, it is respectively the partial enlarged drawing at B place in the structural representation, Fig. 6 of the display unit of a kind of LED display of providing in the utility model the utility model embodiment 3.As shown in the figure, the display unit of this LED display, comprise LED lamp pearl 1 and drive IC 2, described LED lamp pearl 1 is electrically connected with described drive IC 2, also comprise base material 3 and flexible PCB 4, described drive IC 2 is arranged on described flexible PCB 4, when installation, described LED lamp pearl 1 is the even paster of row and is installed on described flexible PCB 4 and forms lamp pearl row, bend to the backlight side of LED lamp pearl 1 along the side of lamp pearl row by described flexible PCB 4, the shape that flexible PCB 4 after bending keeps after bending by base material 3, after flexible PCB 4 bendings, described lamp pearl is listed as with drive IC 2 not ipsilateral of two in base material 3.Particularly, the flexible PCB 4 after bending is coated on the periphery of described base material 3, and described lamp pearl is listed as the side in described base material 3.
The flexible PCB 4 that it is U-shaped that present embodiment can be regarded as xsect is set on the shorter base material 3 of the distance of a light emission direction, after flexible PCB 4 being coated to three faces of base material 3, further bending, is then covered on the 4th face of base material 3.Thereby shorten the distance on base material 3 light emission directions.
Please refer to Fig. 8 to Figure 10, it is respectively the mounting structure schematic diagram of flexible PCB, LED lamp and the drive IC of the display unit of a kind of LED display of providing in the structural representation, the utility model embodiment 4 of the base material of the display unit of a kind of LED display of providing in the structural representation, the utility model embodiment 4 of the display unit of a kind of LED display of providing in the utility model embodiment 4.As shown in the figure, the display unit of this LED display, comprise LED lamp pearl 1 and drive IC 2, described LED lamp pearl 1 is electrically connected with described drive IC 2, also comprise base material 3 and flexible PCB 4, described drive IC 2 is arranged on described flexible PCB 4, when installation, described LED lamp pearl 1 is the even paster of row and is installed on described flexible PCB 4 and forms lamp pearl row, bend to the backlight side of LED lamp pearl 1 along the side of lamp pearl row by described flexible PCB 4, the shape that flexible PCB 4 after bending keeps after bending by base material 3, after flexible PCB 4 bendings, described lamp pearl is listed as with drive IC 2 not ipsilateral of two in base material 3.Particularly, on described base material 3, offer blind hole 31, at described flexible PCB 4, not under bending state, described drive IC 2 is arranged at the side back to LED lamp pearl 1 on described flexible PCB 4, when described flexible PCB 4 is arranged on described base material 3, described drive IC 2 embeds in described blind hole 31.
Preferably, the feed circuit of described display unit are arranged on described base material 3 and with described LED lamp pearl 1 and are connected to LED lamp pearl 1 and power.
Specifically as shown in Figure 9, the blind hole 31 arranging on base material 3 is except four of being directed to drive IC 2 and arranging, also has the blind hole arranging for the transformation IC that is LED Deng Zhu 1 power supply station's need, certainly, the blind hole arranging for transformation IC also may be not only one, if the LED lamp quantity arranging on single display unit is a lot, on base material 3, will set up blind hole 31 to embed transformation IC.On base material 3, feed circuit are set, and reserved solder joint; Base material 3 itself is exactly the hard substrate of printed circuit board (PCB), on hard substrate, should brush feed circuit.Reserved corresponding solder joint on flexible PCB 4 simultaneously, after flexible PCB 3 and base material 3 set, solder joint is connected, carried out voltage adjustment by the transformation IC on base material 3, the electric current after adjusting is powered to drive IC 2 and LED lamp pearl 1 by the feed circuit on base material 3.
In order further to improve the permeability of LED display, on base material 3, offer blind hole 31, drive IC 2 is applied to embedded design, embed in blind hole 31, thereby after making to install composition LED display, between display unit, stop that still less, permeability is better.
Further, the outside surface of described display unit is coated with protective seam.
Protective seam is set for the corrosion protection of whole display unit waterproof, increases the service life.
Preferably, on described base material 3, the position of the kink of corresponding described flexible PCB 4 is provided with chamfering.
Because flexible PCB 4 is different with the bending of paper, paper can be with without the 90 ° of bendings in transition ground, but flexible PCB 4 needs a kink, namely there is a minimum bending radius to ensure in bending process not infringement of flexible PCB 4, for with the kink of flexible PCB 4, namely reserved minimum bending radius adapts, and on base material 3, chamfering is set, and makes the bending transition of flexible PCB 4 more gentle.
Please refer to Figure 11 to Figure 13, it is respectively the partial enlarged drawing at C place in the structural representation, Figure 11 of the base material of the display unit of a kind of LED display of providing in the structural representation, the utility model embodiment 5 of the display unit of a kind of LED display of providing in the utility model embodiment 5.As shown in the figure, the display unit of this LED display, comprise LED lamp pearl 1 and drive IC 2, described LED lamp pearl 1 is electrically connected with described drive IC 2, also comprise base material 3 and flexible PCB 4, described drive IC 2 is arranged on described flexible PCB 4, when installation, described LED lamp pearl 1 is the even paster of row and is installed on described flexible PCB 4 and forms lamp pearl row, bend to the backlight side of LED lamp pearl 1 along the side of lamp pearl row by described flexible PCB 4, the shape that flexible PCB 4 after bending keeps after bending by base material 3, after flexible PCB 4 bendings, described lamp pearl is listed as with drive IC 2 not ipsilateral of two in base material 3.Particularly, described base material 3 is U-shaped base material, and in the middle of described U-shaped base material, one side evenly offers through hole 32, and the described flexible PCB 4 after bending is arranged in the U-shaped groove of U-shaped base material, and the LED lamp pearl 1 on flexible PCB 4 passes from described through hole 32.
With the flexible PCB 4 of aforesaid flexible PCB 4 and base material 3 outside, base material 3 is contrary at interior fit system, base material 3 in the present embodiment is U-shaped base material, specifically as shown in figure 12, in the middle of U-shaped base material, one side is offered through hole 32, flexible PCB 4 after bending is arranged in the U-shaped groove of U-shaped base material, after flexible PCB 4 after bending is arranged in the U-shaped groove of U-shaped base material, U-shaped flexible PCB 4 and U-shaped base material laminating, the light-emitting area of LED lamp pearl 1 on flexible PCB 4 passes from through hole 32, the shape invariance of U-shaped base material from the outside of flexible PCB 4 keeps flexible PCB 4 bendings.
Further, described drive IC 2 is arranged at a side for the lamp of the LED dorsad pearl 1 of described flexible PCB 4.
Please refer to Figure 13, because the xsect of the flexible PCB 4 after bending is U-shaped, can form a cell body in centre, therefore drive IC 2 is arranged to a side for the lamp of the LED dorsad pearl 1 of flexible PCB 4, after flexible PCB 4 bendings, drive IC 2 just in time, in cell body, is directly utilized space, places drive IC 2 without other detailed design.
Further, described U-shaped base material is coated with protective seam.
Protective seam is set for the corrosion protection of whole display unit waterproof, increases the service life.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (11)
1. the display unit of a LED display, comprise LED lamp pearl (1) and drive IC (2), described LED lamp pearl (1) is electrically connected with described drive IC (2), it is characterized in that, also comprise base material (3) and flexible PCB (4), described drive IC (2) is arranged on described flexible PCB (4), when installation, described LED lamp pearl (1) is the even paster of row and is installed on described flexible PCB (4) composition lamp pearl row, bend to the backlight side of LED lamp pearl (1) along the side of lamp pearl row by described flexible PCB (4), flexible PCB (4) after bending keeps the shape after bending by base material (3), after flexible PCB (4) bending, described lamp pearl is listed as with drive IC (2) not ipsilateral of two in base material (3).
2. the display unit of a kind of LED display according to claim 1, it is characterized in that, described flexible PCB (4) is along two side edge bendings of lamp pearl row, xsect after bending takes the shape of the letter U, the middle one side of LED lamp pearl (1) after bending, it is upper that flexible PCB (4) after bending is arranged at described base material (3), and described lamp pearl is listed as the side in described base material (3).
3. the display unit of a kind of LED display according to claim 1, it is characterized in that, described flexible PCB (4) is along a side edge bending of lamp pearl row, xsect after bending is L-shaped, LED lamp pearl (1) is in one side wherein, it is upper that flexible PCB (4) after bending is arranged at described base material (3), and described lamp pearl is listed as the side in described base material (3).
4. the display unit of a kind of LED display according to claim 1, it is characterized in that, flexible PCB (4) after bending is coated on the periphery of described base material (3), and described lamp pearl is listed as the side in described base material (3).
5. according to the display unit of a kind of LED display described in claim 2～4 any one, it is characterized in that, on described base material (3), offer blind hole (31), at described flexible PCB (4) not under bending state, described drive IC (2) is arranged at the upper side back to LED lamp pearl (1) of described flexible PCB (4), when described flexible PCB (4) is arranged on described base material (3), described drive IC (2) embeds in described blind hole (31).
6. according to the display unit of a kind of LED display described in claim 5 any one, it is characterized in that, the outside surface of described display unit is coated with protective seam.
7. according to the display unit of a kind of LED display described in claim 2～4 any one, it is characterized in that, the position of the kink of the upper corresponding described flexible PCB (4) of described base material (3) is provided with chamfering.
8. according to the display unit of a kind of LED display described in claim 2～4 any one, it is characterized in that, the feed circuit of described display unit are arranged at described base material (3) above and are connected to LED lamp pearl (1) and power with described LED lamp pearl (1).
9. the display unit of a kind of LED display according to claim 1, it is characterized in that, described base material (3) is U-shaped base material, in the middle of described U-shaped base material, one side evenly offers through hole (32), described flexible PCB (4) after bending is arranged in the U-shaped groove of U-shaped base material, and the LED lamp pearl (1) on flexible PCB (4) passes from described through hole (32).
10. the display unit of a kind of LED display according to claim 9, is characterized in that, described drive IC (2) is arranged at a side for the lamp of the LED dorsad pearl (1) of described flexible PCB (4).
The display unit of 11. a kind of LED display according to claim 10, is characterized in that, described U-shaped base material is coated with protective seam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066647.XU CN203706615U (en) | 2014-02-14 | 2014-02-14 | Display unit of LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066647.XU CN203706615U (en) | 2014-02-14 | 2014-02-14 | Display unit of LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203706615U true CN203706615U (en) | 2014-07-09 |
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ID=51057019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420066647.XU Expired - Fee Related CN203706615U (en) | 2014-02-14 | 2014-02-14 | Display unit of LED display screen |
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| Country | Link |
|---|---|
| CN (1) | CN203706615U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240696A (en) * | 2015-10-27 | 2016-01-13 | 林家英 | Substrate with side-face light emitting function and front-face-and-back-face heat dissipation function and manufacturing method thereof |
| CN105303981A (en) * | 2014-02-14 | 2016-02-03 | 林谊 | Display unit of LED display screen |
| CN106801796A (en) * | 2017-02-10 | 2017-06-06 | 广东工业大学 | A kind of LED circuit board |
| US11475697B2 (en) | 2020-03-27 | 2022-10-18 | Xiamen Tianma Micro-Electronics Co., Ltd. | Display device |
-
2014
- 2014-02-14 CN CN201420066647.XU patent/CN203706615U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105303981A (en) * | 2014-02-14 | 2016-02-03 | 林谊 | Display unit of LED display screen |
| CN105240696A (en) * | 2015-10-27 | 2016-01-13 | 林家英 | Substrate with side-face light emitting function and front-face-and-back-face heat dissipation function and manufacturing method thereof |
| CN106801796A (en) * | 2017-02-10 | 2017-06-06 | 广东工业大学 | A kind of LED circuit board |
| CN106801796B (en) * | 2017-02-10 | 2019-12-06 | 广东工业大学 | LED circuit board |
| US11475697B2 (en) | 2020-03-27 | 2022-10-18 | Xiamen Tianma Micro-Electronics Co., Ltd. | Display device |
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| TR01 | Transfer of patent right |
Effective date of registration: 20190104 Address after: 518000 5th Floor, No. 8 Building, Qinglan Road, Pingshan Street Industrial Zone, Pingshan New District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Jinghong Technology Co.,Ltd. Address before: 518122 5th Floor of Chuangzhao Industrial Park, 49 Ziheng West Road, Kengzi Town, Pingshan New District, Shenzhen City, Guangdong Province Patentee before: Lin Yi |
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Granted publication date: 20140709 |