CN1310307A - Making process of lamp strip or lamp string - Google Patents
Making process of lamp strip or lamp string Download PDFInfo
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- CN1310307A CN1310307A CN00102721A CN00102721A CN1310307A CN 1310307 A CN1310307 A CN 1310307A CN 00102721 A CN00102721 A CN 00102721A CN 00102721 A CN00102721 A CN 00102721A CN 1310307 A CN1310307 A CN 1310307A
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- lamp
- emitting diode
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- pattern light
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The making process of lamp strip or lamp string includes the steps of producing LED chip on board, connecting LED chip on board to form continuous strip to string structure and molding the continuous strip or string structure. The LED chip on board has lines for connection to form lamp strip or string and this makes wiring simple and low in cost.
Description
The present invention relates to a kind of manufacture method of electricity field light fixture, particularly relate to a kind of utilization possess make lamp bar or lamp string with the chip pattern light-emitting diode of circuit and can simplify distribution, the lamp bar that reduces cost or the manufacture method of lamp string.
In many large-scale celebration place or red-letter days, people often can see the lively beautiful lamp sea conduct decoration of dazzling, and these magnificent lamp seas in fact are around constituting by many continuous lamp bars or lamp string climb, wherein the most normal lamp bar that uses is that a kind of being commonly called as is water pipe lamp at present, lamp string part then is common Christmans light string, no matter but there are following shortcoming respectively in water pipe lamp or Christmans light string on it is made:
At first in the water pipe lamp part, because its body is to be made of the solid plastic body, the weight issue that itself exists is extremely to be overcome, again in order to cooperate the flicker effect that alternately flickers, involve complicated between its bulb inside and bulb and loaded down with trivial details jumper problem, because the present great majority of water pipe lamp still adopt artificial assembling, so the cost of material that involves and assembling is high.
Above-mentioned identical problem also is present in Christmans light string, and problem more is far more than water pipe lamp, and in fact, complicated degree of the manufacturing of Christmans light string and cost all are higher than water pipe lamp, and its cost that must pay comprises following at least:
1, the Master Cost of bulb itself, processing charges and assembly expenses.
2, the Christmas light socket of ccontaining bulb, lampshade comprise fee of material, processing charges and assembly expenses.
3, complicated bonding wire operation is except that wire rod, because the wire jumper of lamp string is complicated, so must pay bigger cost in the bonding wire operation.
4, not good because of water proofing property, so must pay more cost, carry out water-proofing treatment.
From the above, existing Christmans light string on manufacture degree of difficulty and the costliness of cost be the subject matter of its existence.In addition, utilize conventional bulb as the water pipe lamp of light source and Christmans light string also equally facing to bulb power consumption height, and the short problem of working life.
In order to improve the high power consumption of bulb, the shortcoming in low life-span, there is the dealer to suffer the light-emitting diode low power consumption mutually but the advantage of long working life at present, and use light-emitting diode instead as light source, as the novel patent case of Taiwan patent gazette notification number the 250905 " a kind of Decorating lamp strip improvement ", be to utilize light-emitting diode to constitute light source on the continuous lamp bar; And for example the novel patent case of Taiwan patent gazette notification number the 3rd July 1st 402 " LED formula Christmans light string holder structure " then is to utilize the light source of light-emitting diode as Christmans light string; From the above, to be used on continuous lamp bar and the Christmans light string be known systems to light-emitting diode.
And with the method on lamp bar, the lamp string that light-emitting diode is applied to of existing form, except that principal advantages such as low power consumption that has utilized light-emitting diode to possess originally and long working life, structure for lamp string, lamp bar is simplified, cost reduces and the simplification of production operation, does not have positive effect.With the Christmans light string is example, except light source changes light-emitting diode into by bulb, required lamp socket, lampshade and the complicated distributions etc. of conventional lights string still are necessary element and structure, therefore, existing traditional lamp bar or lamp string and manufacture method thereof only are the replacement of light source for the utilization of light-emitting diode, and make the raising of efficient and the reduction of cost for lamp bar, lamp string, there is no significantly and benefit.
This shows that the manufacture method of above-mentioned existing lamp bar or lamp string still has defective, obviously remain further research and inquirement to be improved, and seek desirable technical solution.
Because the defective that the manufacture method of above-mentioned existing lamp bar or lamp string exists, the inventor is actively studied innovation, through constantly studying, designing based on abundant practical experience and professional knowledge, and after studying sample and improvement repeatedly, create the present invention finally.
Main purpose of the present invention is, overcome the defective that the manufacture method of existing lamp bar or lamp string exists, but and provide a kind of utilization to possess to make and the lamp bar that the simplified construction distribution also can reduce cost or the manufacture method of lamp string with the chip pattern light-emitting diode of circuit.
The objective of the invention is to realize by following technical scheme.According to a kind of lamp bar of the present invention's proposition or the manufacture method of lamp string, it is characterized in that this step of manufacturing comprises: make chip pattern light-emitting diode; Link aforementioned chip pattern light-emitting diode to form continuous strip or string columnar structure; Lamp string or the moulding of lamp bar; Wherein, be preset with the extension wire that distribution is used on the aforesaid chip pattern light-emitting diode.
Purpose of the present invention can also further realize by following technical measures.
The manufacture method of aforesaid lamp bar or lamp string, wherein said chip pattern (COB, Chip On Board) light-emitting diode includes: a substrate; A group or more chip circuit, for chip is installed, and by routing to interconnect; A group or more extension wire is to reserve distribution, constitutes the usefulness of lamp string or lamp bar for line.
The manufacture method of aforesaid lamp bar or lamp string, wherein said chip circuit are promptly carried out a glue, and form protective layer outside chips after adorning brilliant routing.
The manufacture method of aforesaid lamp bar or lamp string, wherein said connecting step are to utilize on winding displacement or multicore cable and the chip pattern light-emitting diode each chip circuit or extension wire to be connected, to constitute continuous strip or string shape.
The manufacture method of aforesaid lamp bar or lamp string, wherein said forming step are structures such as integrally formed lamp socket, lampshade outside the chip pattern light-emitting diode of each moulding.
The manufacture method of aforesaid lamp bar or lamp string, wherein said forming step are to form continuous and cylindrical protective layer outside the chip pattern light-emitting diode of each moulding and adjacent winding displacement or multicore cable.
The manufacture method of aforesaid lamp bar or lamp string, wherein said forming step are to form continuously outside the chip pattern light-emitting diode of each moulding and adjacent winding displacement or multicore cable and be dull and stereotyped banded protective layer.
The present invention compared with the prior art advantage and good effect is very obvious.By above technical scheme as can be known, the present invention is that to reach the major technique means that aforementioned purpose takes be to make preceding method include: one makes the step of chip pattern light-emitting diode; One links aforementioned chip pattern light-emitting diode to form the step of continuous strip or string columnar structure; One lamp string or lamp bar forming step; Wherein: be preset with the extension wire that distribution is used on the aforesaid chip pattern light-emitting diode, after connecting, can meet the distribution requirement of lamp bar or lamp string, and can solve the problem that existing traditional lamp string is joined the complicated difficulty of cross-line; Preceding method can be directly by the structure of pressing mold with formation fluorescent tube, lamp socket or lampshade etc., so but simplified construction, minimizing element and reduction manufacturing cost again.
The present invention reaches the further technical measures that aforementioned purpose takes to be again: aforesaid chip pattern (COB, Chip On Board) light-emitting diode includes: a substrate; A group or more chip circuit, for chip is installed, and by routing to interconnect; A group or more extension wire is to reserve distribution, constitutes the usefulness of lamp string or lamp bar for line.Aforesaid chip circuit promptly carries out a glue, and form protective layer outside chip after adorning brilliant routing.Aforesaid forming step is an ejection formation step, is that one injects structures such as lamp socket, lampshade outside the chip pattern light-emitting diode of each moulding, and need not makes these elements in addition, and can save the job engineering and the cost of these elements of assembling.Aforesaid forming step is to constitute by a compression molding techniques, and it utilizes mould to make structures such as lamp socket, lampshade respectively at the chip pattern light-emitting diode of each moulding, but also one extrudes lighting tube structure.The present invention utilizes chip pattern light-emitting diode as light source, and to make continuous lamp string or lamp bar, it can significantly promote on the efficient of manufacturing process, and can show and reduce cost.
In sum, the manufacture method of lamp bar of the present invention or lamp string, it includes a step, of making chip pattern light-emitting diode and links aforementioned chip pattern light-emitting diode carries out pressing mold with step, a pair of aforementioned strip that forms continuous strip or string columnar structure or the columnar structure of going here and there step; Be preset with the extension wire that distribution is used on the wherein aforesaid chip pattern light-emitting diode, after connecting, can meet the distribution requirement of lamp bar or lamp string, join defectives such as complicated difficulty of cross-line and high manufacturing cost and can solve and overcome existing conventional lights string, but it provides a kind of utilization to possess with the chip pattern light-emitting diode of circuit and has made and simplified construction distribution and the lamp bar that can reduce cost or the manufacture method of lamp string, no matter it is all having bigger improvement on manufacture method or on the function, and have large improvement technically, and produced handy and practical effect, and has the effect of enhancement really, thereby being suitable for practicality more, really is a novelty, progressive, practical new design.
Concrete manufacture method of the present invention and structure are provided in detail by following examples and accompanying drawing thereof.
Fig. 1 is a flow chart of the present invention.
Fig. 2 is the making flow chart of chip pattern light-emitting diode of the present invention.
Fig. 3 is the organigram of chip pattern light-emitting diode of the present invention one preferred embodiment.
Fig. 4 is the substitutional connection schematic diagram of chip pattern light-emitting diode of the present invention one preferred embodiment.
Fig. 5 is the organigram of the another preferred embodiment of chip pattern light-emitting diode of the present invention.
Fig. 6 is the substitutional connection schematic diagram of the another preferred embodiment of chip pattern light-emitting diode of the present invention.
Fig. 7 is the organigram of connecting step of the present invention.
Fig. 8 is the preferred embodiment structure diagrammatic sketch of forming step of the present invention.
Fig. 9 is the another preferred embodiment organigram of forming step of the present invention.
Figure 10 is a forming step of the present invention preferred embodiment organigram again.
Figure 11 is that the present invention utilizes chip pattern light-emitting diode to make the circuit configurations schematic diagram of lamp string.
Below in conjunction with accompanying drawing and preferred embodiment, the lamp bar that foundation the present invention is proposed or its concrete manufacture method of manufacture method, structure, feature and the effect thereof of lamp string, describe in detail as after.
Seeing also shown in Figure 1ly, is the basic flow sheet of manufacture method of the present invention, the manufacture method of lamp bar of the present invention or lamp string, and it includes:
The step that one chip pattern light-emitting diode is made is promptly made the COB light-emitting diode;
One links aforementioned chip pattern light-emitting diode to form the step of continuous strip or string columnar structure;
One lamp string or lamp bar forming step;
Wherein:
The step of above-mentioned making chip pattern light-emitting diode sees also shown in Figure 2ly, and its concrete steps comprise: substrate manufacture; Circuit forms; Dress is brilliant; Routing; Point glue.Wherein:
This substrate manufacture step is to prepare the substrate of the printed circuit board (PCB) of appropriate size as chip pattern light-emitting diode, and this substrate has suitable transparency, so that make it in the brilliant situation of single face dress, still can make light be transmitted through the back side.
This circuit forms step, be to be formed with copper foil circuit on the single or double of aforesaid base plate, the circuit of its formation includes a group or more chip circuit, for chip (chip) is installed, be formed with a group or more extension wire again, with usefulness as distribution or cross-line.
This adorns brilliant step, is in order to chip is fixed in chip circuit one end, in the present embodiment, is to utilize elargol chip to be fixed to a wherein end of chip circuit.
This routing step is chip on chip circuit one end and other to be held constitute by routing to electrically connect.
This glue step is at chip and routing place's point glue thereof, forms protective layer to coat, and constitutes a chip pattern light-emitting diode immediately.
Can find out the making flow process of this chip pattern light-emitting diode by above-mentioned explanation, see also as for its concrete structure shown in Figure 3, this chip pattern light-emitting diode, it includes:
One substrate 10;
One group of chip circuit 11 that is formed on the substrate 10;
One group of extension wire 12 that forms on the aforesaid base plate 10;
Wherein:
The two ends of this chip circuit 11 and extension wire 12 form respectively at the place, relative both sides of substrate 10 respectively and are provided with weld pad 110,120 again, for the usefulness of outside connection.
Moreover, aforesaid base plate 10 after adorning brilliant routing, promptly at chip 100 place's injecting glues to form protective layer 101, constitute a COB light-emitting diode immediately, its substitutional connection is as shown in Figure 4.
Can find out the chip pattern light-emitting diode of a preferred embodiment that utilizes flow process manufacturing shown in Figure 2 by above-mentioned explanation.
See also shown in Figure 5, it is the another preferred embodiment of this chip pattern light-emitting diode, it mainly also is to be formed with chip circuit 11 and several extension wires 12～16 on a substrate 10 respectively, wherein, chip circuit 11 is to be made of the twice circuit that is located along the same line, wherein a circuit is provided with chip 100 on the medial extremity that is positioned at the open circuit shape, and this chip 100 also is connected with another circuit by routing;
Moreover in the present embodiment, this extension wire 12～16 is in respect of five roads, to supply to connect power supply or control signal respectively.
Aforementioned again chip circuit 11 is formed with weld pad 110～160 at the both side edges place of substrate 10 respectively at relative outboard end and extension wire 12～16 two ends, for the usefulness of outside connection; In like manner, the also visual actual needs of aforementioned extension wire 12～16 is connected with chip circuit 11,12 formations; After finishing aforementioned Connection Step, at chip 100 and routing place injecting glue to form protective layer 101, constitute immediately one other plant the COB light-emitting diode of form.Its equivalent electric circuit is as shown in Figure 6.In aforementioned circuit, extension wire 12～16th, parallel circuit independently separately, its visual physical wiring needs, make cross-line and bridge joint arbitrarily, in other words, constitute lamp string or the needed wiring line of lamp bar and all can directly on chip pattern light-emitting diode, directly constitute, the wiring operation of lamp string or lamp bar is more become merely, also have more efficient.
Can understand the concrete steps and the detailed construction of making chip pattern light-emitting diode by above-mentioned explanation.
Below still see also shown in Figure 1, the step of relevant each chip pattern light-emitting diode of binding, mainly be to make aforesaid chip pattern light-emitting diode constitute be electrically connected by suitable mode, as shown in Figure 7, be to implement one of abovementioned steps feasible concrete means, it mainly is to utilize winding displacement or multicore cable to connect each chip pattern light-emitting diode, in the present embodiment, be to utilize winding displacement 20 to connect each chip pattern light-emitting diode, disclose described as described above, this chip pattern light-emitting diode is formed with large-area slightly weld pad (not shown) respectively in the two ends of set each core assembly sheet circuit 11 and extension wire 12 on substrate 10, and aforementioned weld pad can cooperate the spacing of winding displacement 20 each heart yearn, when winding displacement 20 during with each heart yearn the end of a thread contact substrate 10 edge, suitable can aligning contacts each weld pad, under this situation, can be easily each heart yearn of winding displacement 20 be welded on the corresponding pad one by one.
Disclose described as described above, because constituting the wiring line of lamp string or lamp bar all can directly finish on the substrate of chip pattern light-emitting diode, need utilize winding displacement 20 to carry out simple weld job so led based of each chip pattern only goes up, can finish the wiring operation of lamp string and lamp bar rapidly and easily.
Behind the connecting step through finishing each chip pattern light-emitting diode, carry out forming step immediately, the product type that the technique treats desire that moulding is adopted is made and deciding, as when making Christmans light string, can utilize compression molding techniques outside each chip pattern light-emitting diode, to extrude lamp socket, lampshade shape, link bunchiness by winding displacement because chip pattern light-emitting diode is former, so after finishing pressing mold, with constituting a lamp string.When making the lamp bar, then can utilize pressing mold or injection molding method, outside the winding displacement of chip pattern light-emitting diode and its binding, cover and form tubulose and continuous protective layer, with constituting lamp bar structure as desire.
One concrete enforcement means of relevant aforementioned forming step at first see also shown in Figure 8, it is to utilize the pressing mold mode to form lamp body outside each chip pattern light-emitting diode, mainly be to make a plurality of moulds 50 link with packing element 51 respectively, each mould 50 is made up of upper and lower mould, form on it and be provided with the not die cavity of given shape, when the chip pattern light-emitting diode of continuous shape passes through mould 50, promptly utilize its upper and lower mould coating chip pattern light-emitting diode, and by packing element 51 chargings, and outside chip pattern light-emitting diode, form the lamp body of a special appearance, as wish that the lamp string is made of the lamp body of different appearance, that can utilize then that difform mould 50 replaces carries out pressing mold to chip pattern light-emitting diode, can form the lamp body with different appearance on continuous lamp string respectively.
And for example shown in Figure 9, be the another concrete enforcement means of aforementioned forming step, mainly be to construct in order to make as the lamp bar of water pipe lamp, its execution mode and last embodiment are roughly the same, and difference only is the difference of mould 50 cavity shape; It mainly is that to make the upper and lower die cavity of mould 50 be a pipe shape; when the chip pattern light-emitting diode of continuous shape passes through mould 50; coat the chip pattern light-emitting diode and the adjacent winding displacement of a suitable long distance by its upper and lower mould; after packing element 51 chargings; can form the protective layer 40 of pipe shape at the pressing mold place; and utilize this mode to form protective layer 40 piecemeal, promptly can be made into a continuous lamp bar, and the lamp bar that these modes constitute has desirable water proofing property.
Again as shown in figure 10, be aforementioned forming step concrete enforcement means again, main still in order to make lamp bar structure as water pipe lamp, but execution mode difference, it is to make continuous chip pattern light-emitting diode by a rolling mechanism, and this rolling mechanism includes upper and lower strip reel 61, guide roller group 62, heat pressure roller group 63 and leveling roller set 64 etc.;
When aforesaid chip row pattern light-emitting diode enters rolling mechanism, be itself and upper and lower strip to be aligned by guide roller group 62 guiding chip pattern light-emitting diodes, carry out hot pressing by heat pressure roller group 63 subsequently, make upper and lower strip be coated on chip pattern light-emitting diode and form pipe columnar structure outward, flatten processing by leveling roller set 64 again, constitute finished product immediately and give the winding rolling.
Relevant aforementioned lamps bar or lamp string cooperate the example of drive circuit to see also shown in Figure 11, Figure 11 is that the present invention utilizes chip pattern light-emitting diode to make the circuit configurations schematic diagram of lamp string, in the present embodiment, be to cooperate two groups of drive circuits 31 by 29 core assembly sheet pattern light-emitting diodes, 32 form, wherein one drive circuit 31 is provided with positive-negative power output and two groups of control signal output ends F1, F2, another drive circuit 32 is just also having, negative supply output and three groups of control signal output ends F1, F2, F3, chip pattern LED 01～LED22 is respectively single color LED again, include a core assembly sheet circuit 11 and many group extension wires 12～16 on it, each chip pattern light-emitting diode except utilize its chip circuit 11 and extension wire 12～16 by winding displacement 20 with adjacent chip pattern light-emitting diode formation is connected, also be connected, and extend its power output end with the signal output part formation of drive circuit 31;
Chip pattern LED 23～LED29 is a Tricolor LED again, include 111,112,113 and two groups of extension wires 12,13 of three core assembly sheet circuits on it, each chip pattern light-emitting diode is to utilize its chip circuit 111,112,113 to constitute by winding displacement 20 and adjacent chip pattern light-emitting diode to be connected, and the Tricolor LED that is connected in series successively is connected with three groups of signal output parts of drive circuit 32 respectively.
By the purpose and the effect of default extension wire on this chip pattern light-emitting diode as can be seen of aforesaid annexation, it can be for extending power supply and control signal circuit, in the aforementioned embodiment, meter uses more than one light-emitting diode, and adopt two kinds of different drive circuits to drive respectively, in other words, it is a kind of lamp string or lamp bar with multiple light variation effect, in existing traditional lamp string or lamp bar, promptly to improve the complicated degree of distribution relatively as the complexity of desire raising light variation, now utilization of the present invention constitutes lamp string or lamp bar by the light-emitting diode with extension wire, then not only can enrich the variation effect of light, also needn't increase the complicated degree of assembling work or cross-line, except these characteristics, when the present invention is used to make Christmans light string, owing to saved bulb, lampshade, complicated operation procedure between lamp socket, not only can significantly shorten man-hour, also can show the reduction manufacturing cost.When being used to again make the lamp bar, except still having advantage such as shorten man-hour, reduce cost,, and can dwindle the external diameter of lamp bar effectively, alleviate the weight of lamp bar because the volume of chip pattern light-emitting diode is little, in light weight.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (7)
1, the manufacture method of a kind of lamp bar or lamp string is characterized in that this step of manufacturing comprises:
Make chip pattern light-emitting diode;
Link aforementioned chip pattern light-emitting diode to form continuous strip or string columnar structure;
Lamp string or the moulding of lamp bar;
Wherein, be preset with the extension wire that distribution is used on the aforesaid chip pattern light-emitting diode.
2, the manufacture method of lamp bar according to claim 1 or lamp string is characterized in that described chip pattern (COB, Chip On Board) light-emitting diode includes:
One substrate;
A group or more chip circuit, for chip is installed, and by routing to interconnect;
A group or more extension wire is to reserve distribution, constitutes the usefulness of lamp string or lamp bar for line.
3, the manufacture method of lamp bar according to claim 2 or lamp string is characterized in that described chip circuit after adorning brilliant routing, promptly carries out a glue, and form protective layer outside chip.
4, the manufacture method of lamp bar according to claim 1 or lamp string, it is characterized in that described connecting step is to utilize on winding displacement or multicore cable and the chip pattern light-emitting diode each chip circuit or extension wire to be connected, to constitute continuous strip or string shape.
5, the manufacture method of lamp bar according to claim 1 or lamp string is characterized in that described forming step is structures such as integrally formed lamp socket, lampshade outside the chip pattern light-emitting diode of each moulding.
6, the manufacture method of lamp bar according to claim 1 or lamp string is characterized in that described forming step is to form continuous and cylindrical protective layer outside the chip pattern light-emitting diode of each moulding and adjacent winding displacement or multicore cable.
7, the manufacture method of lamp bar according to claim 1 or lamp string is characterized in that described forming step is to form continuously and be dull and stereotyped banded protective layer outside the chip pattern light-emitting diode of each moulding and adjacent winding displacement or multicore cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00102721A CN1310307A (en) | 2000-02-21 | 2000-02-21 | Making process of lamp strip or lamp string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00102721A CN1310307A (en) | 2000-02-21 | 2000-02-21 | Making process of lamp strip or lamp string |
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| Publication Number | Publication Date |
|---|---|
| CN1310307A true CN1310307A (en) | 2001-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00102721A Pending CN1310307A (en) | 2000-02-21 | 2000-02-21 | Making process of lamp strip or lamp string |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2454546A (en) * | 2007-11-09 | 2009-05-13 | Shu-Fa Shao | Light emitting diode lighting string |
| CN104505455A (en) * | 2014-12-19 | 2015-04-08 | 苏州天微工业技术有限公司 | LED (Light-Emitting Diode) lamp filament and forming method thereof |
| CN104835883A (en) * | 2014-02-08 | 2015-08-12 | 一诠精密电子工业(中国)有限公司 | LED material strap manufacturing method |
| EP3907425A1 (en) * | 2020-05-07 | 2021-11-10 | Ganzhou Hesheng Precision Electronics Co., Ltd. | Light emitting element and processing apparatus therefor |
-
2000
- 2000-02-21 CN CN00102721A patent/CN1310307A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2454546A (en) * | 2007-11-09 | 2009-05-13 | Shu-Fa Shao | Light emitting diode lighting string |
| GB2454546B (en) * | 2007-11-09 | 2011-08-10 | Shu-Fa Shao | Thin line lamp with adjustable shape |
| CN104835883A (en) * | 2014-02-08 | 2015-08-12 | 一诠精密电子工业(中国)有限公司 | LED material strap manufacturing method |
| CN104505455A (en) * | 2014-12-19 | 2015-04-08 | 苏州天微工业技术有限公司 | LED (Light-Emitting Diode) lamp filament and forming method thereof |
| CN104505455B (en) * | 2014-12-19 | 2017-05-17 | 苏州天微工业技术有限公司 | LED (Light-Emitting Diode) lamp filament and forming method thereof |
| EP3907425A1 (en) * | 2020-05-07 | 2021-11-10 | Ganzhou Hesheng Precision Electronics Co., Ltd. | Light emitting element and processing apparatus therefor |
| US11359773B2 (en) | 2020-05-07 | 2022-06-14 | Ganzhou Hesheng Precision Electronics Co., Ltd. | Light emitting element and processing apparatus therefor |
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