CN104882526A - Integrated LED packaging light source fluorescent tube - Google Patents
Integrated LED packaging light source fluorescent tube Download PDFInfo
- Publication number
- CN104882526A CN104882526A CN201510335796.0A CN201510335796A CN104882526A CN 104882526 A CN104882526 A CN 104882526A CN 201510335796 A CN201510335796 A CN 201510335796A CN 104882526 A CN104882526 A CN 104882526A
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- led
- platform
- fluorescent tube
- light source
- pcb board
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
- H01L33/60—Reflective elements
Abstract
Provided is an integrated LED packaging light source fluorescent tube, comprising an LED module, a drive module (4), a lamp holder fixing frame, a lamp holder, and a lampshade. The LED module comprises an LED substrate and a PCB. The LED substrate comprises a die bonding platform and a fastening platform. The PCB is installed on the fastening platform, and is fastened on clamping grooves A and clamping grooves B by fixing sheets to fix. LED bare chips are connected with corresponding gold wire bonding regions through bonding gold wires. The LED bare chips and the gold wire bonding regions are covered by a fluorescent glue layer. A lower base support is provided with a clamping groove. The drive module is clamped in the clamping groove. The bottom of the lower base support is provided with bulges. The LED module is installed on the bottom of the lower base support. The bulges are fastened in coordination holes A and coordination holes B. A screw passes through a round hole and a screw hole to fasten the lamp holder and a fixing column. The top surface of an upper arc frame and two side surfaces of the lower base support are adhered to the inner wall of the lampshade. The lamp holder is connected with the drive module. The drive module is connected with the PCB. The fluorescent tube realizes integrated packaging, and structural compactness is improved. The fluorescent tube is easy to install and dismount, and material cost is reduced, and fluorescent tube life is prolonged.
Description
Technical field
The invention belongs to LED daylight lamp, especially relevant with integral LED packaged light source fluorescent tube structure.
Background technology
Present stage LED light source encapsulation and LED lamp tube mode of originating are: by LED chip glue Surface Mount in cup-shape electrode metal or other substrate surfaces, then with superfine plain conductor by LED chip Electrode connection to electrode of substrate, high index of refraction colloid is utilized to fill whole substrate, play a protective role, just obtain on this basis one can be luminous LED element, then series-parallel mode the LED element of single is utilized to be fixed on pcb board by Reflow Soldering or other welding manners, recycling Switching Power Supply or resistance-capacitance depressurization mode provide the condition of work of normal table, load in tube-like envelope, G13 lamp holder is fixed at two respectively, just LED lamp tube is obtained, present stage encapsulation and LED lamp tube application technology, when light illumination concentrate or low-angle range of exposures time, just need to install reflection shield additional to control the direction of illumination of light on the outside lamp bracket of fluorescent tube, although the method also can realize during light low-angle irradiates and make light range of exposures poly-, have lost LED luminance simultaneously also in a large number, too increase light fixture cost, and existing current technology to there is equipment investment many, manufacturing procedure is loaded down with trivial details just causes the high major reason of cost.The technique Surface Mount simultaneously packaged LED element being passed through again to weld is on PCB substrate, and this operation turn increases the thermal resistance between LED-baseplate and pcb board, greatly reduces LED normal service life.Therefore, need that exploitation is a kind of saves process costs, reduce LED daylight lamp thermal resistance, LED daylight lamp useful life can be extended, and the Novel fluorescent lamp structure of light irradiating angle can be controlled.
On the other hand, existing LED daylight lamp structure is compact not, and the fixing of inner each parts adopts screw more, although serve the effect of rock-steady structure, cost increases and assembles loaded down with trivial details, dismounting inconvenience.Therefore, need to reduce screw and use, reduce cost of manufacture, improve compactedness and the reasonability of fluorescent tube internal structure, realize ease of assembly, convenient disassembly.
Summary of the invention
The invention provides integral LED packaged light source fluorescent tube, to solve above-mentioned the deficiencies in the prior art, realize saving process costs, reduce LED daylight lamp thermal resistance, LED daylight lamp useful life can be extended, and the effect of light irradiating angle can be controlled, realize not adopting screw that driver module, LED template just can be made to engage with bulb holder fixed rack or fastening forming one simultaneously, and be easy to fix with lampshade, be conveniently connected with lamp holder.
In order to realize object of the present invention, intend adopting following technology:
Integral LED packaged light source fluorescent tube, comprise LED template, driver module (4), bulb holder fixed rack (3), lamp holder (6) and lampshade (5), it is characterized in that, LED module comprises LED-baseplate (1) and pcb board (2), LED-baseplate (1) comprises die bond platform (101) and fastens platform (102), the table top of die bond platform (101) is higher than the table top fastening platform (102), wherein: fasten platform (102) and be evenly provided with screens groove A (103) along its length, pcb board (2) is also evenly provided with the screens groove B (201) of same intervals along its length, screens groove A (103) mates with screens groove B (201), pcb board (2) is arranged on and fastens on platform (102), be buckled in screens groove A (103) and screens groove B (201) by stator (104) above to fix simultaneously, die bond platform (101) is evenly provided with die bond cup (106), LED bare chip (105) is arranged in die bond cup (106), pcb board (2) is evenly provided with gold thread bonding region (202), LED bare chip (105) is connected to corresponding gold thread bonding region (202) by bonding gold thread, LED bare chip (105) and gold thread bonding region (202) are coated with fluorescent adhesive layer, and fluorescent adhesive layer also covers bonding gold thread simultaneously, the two ends of die bond platform (101) is provided with coordination hole A (107), the two ends fastening platform (102) is provided with coordination hole B (108), the two ends of pcb board (2) is provided with coordination hole C (203), coordination hole B (108) and coordination hole C (203) coupling.Bulb holder fixed rack (3) is made up of vertical rack (301) and the upper arc frame (302) be arranged on vertical rack (301) and lower pedestal (303); Lower pedestal (303) is provided with draw-in groove (304), and driver module (4) is stuck in draw-in groove (304); Lower pedestal (303) bottom is provided with projection (308), and LED module is arranged on lower pedestal (303) bottom, and protruding (308) are buckled in coordination hole A (107) and coordination hole B (108); Vertical rack (301) back side is provided with fixed leg (307), fixed leg (307) there is screw (309), lamp holder (6) has the circular hole (601) mated with screw (309), screw through circular hole (601) and screw (309) by lamp holder (6) and fixed leg (307) fastening; End face and lower pedestal (303) two sides of upper arc frame (302) stick at lampshade (5) inwall.Lamp holder (6) connects driver module (4), driver module (4) connecting PCB board (2).
Further, described pcb board (2) is arranged on and fastens after on platform (102), and pcb board (2) upper surface is a little less than the surface of die bond platform (101).
Further, described screens groove A (103) and screens groove B (201) are zigzag, and stator (104) is zigzag.
Further, angle at the bottom of the wall of cup of described die bond cup (106) and cup is 90 ~ 180 °.
Further, support platform (305) is had in the position of described draw-in groove (304), support platform (305) there is buckle (306), the substrate of driver module (4) is provided with hole clipping (401), and buckle (306) is fastened in hole clipping (401).
Further, described lower pedestal (303) lower surface is plane, and described projection (308) is truncated cone.
Further, described upper arc frame (302) is circular arc, and the two sides of lower pedestal (303) are also circular arc.
Further, described LED template is also fixed with reflector (7).Reflector (7) comprises a bottom surface and two reflective surfaces, and bottom surface is provided with equally spaced through hole (701), and through hole (701) size is mated with die bond cup (106) size.Angle between the bottom surface of reflector (7) and reflective surface is 0-180 °, and the ultimate range between reflector (7) two reflective surface equals the full-size of lampshade (5) internal diameter, is conducive to fixed L ED template like this.
The invention has the beneficial effects as follows:
1, LED bare chip is set directly in LED-baseplate, instead of the assembling mode of traditional " chip+support+heat-radiating substrate ", decreases from LED bare chip to the thermal resistance heating panel, thus reduce the thermal resistance of whole LED daylight lamp, improve heat dispersion; And by stator and screens groove A, screens groove B, realize the fixing of pcb board and LED-baseplate, the absorption that pcb board emits beam to LED bare chip, a little less than the surface of die bond platform (101), can be reduced in the surface of pcb board; Pcb board is evenly provided with gold thread bonding region, and LED bare chip is connected to corresponding gold thread bonding region by bonding gold thread, and LED bare chip and gold thread bonding region are coated with fluorescent adhesive layer, and fluorescent adhesive layer also covers bonding gold thread simultaneously, achieves integral type encapsulation;
2, angle at the bottom of the wall of cup of die bond cup and cup is 90 ~ 180 °, more by LED bare chip side luminescence back out, can improve the light extraction efficiency of whole LED module, and then can improve the light extraction efficiency of LED daylight lamp;
3, screens groove A, screens groove B and stator are zigzag, strengthen the steadiness of buckle;
4, innovative design bulb holder fixed rack, by draw-in groove fixed drive module, by designing projection, LED module being installed, just making driver module, LED template engage with bulb holder fixed rack without screw or fastening to form one, reduce material cost, and be convenient to assembling and dismounting; Bulb holder fixed rack is fixed by bonding way and lampshade simultaneously, and upper arc sets up and counts circular arc, and lower pedestal two sides are also designed to circular arc, can improve matching when bulb holder fixed rack and lampshade are fixed; In addition, bulb holder fixed rack also can conveniently be fixed with lamp holder; The integration of internal structure can be realized by bulb holder fixed rack, only using screw when fixing with lamp holder, reducing cost of manufacture, improve compactedness and the reasonability of fluorescent tube internal structure, realize ease of assembly, convenient disassembly;
5, be provided with reflector, in main irradiated area in light can being gathered, improve plane of illumination brightness.
Accompanying drawing explanation
Fig. 1 shows overall decomposition texture schematic diagram of the present invention.
Fig. 2 shows the decomposition texture schematic diagram of LED module of the present invention.
Fig. 3 shows LED crystal bonding area of the present invention Local map.
Fig. 4 shows the assembly structure schematic diagram of LED module of the present invention.
Fig. 5 shows bulb holder fixed rack structural representation one of the present invention.
Fig. 6 shows bulb holder fixed rack structural representation two of the present invention.
Fig. 7 shows bulb holder fixed rack structural representation three of the present invention.
Fig. 8 shows the assembling schematic diagram of bulb holder fixed rack of the present invention and driver module.
Fig. 9 shows the assembling schematic diagram of bulb holder fixed rack of the present invention and lamp holder.
Figure 10 shows the assembling schematic diagram of bulb holder fixed rack of the present invention and lampshade.
Figure 11 shows the assembling schematic diagram one of bulb holder fixed rack of the present invention and LED module.
Figure 12 shows the assembling schematic diagram two of bulb holder fixed rack of the present invention and LED module.
Figure 13 shows reflector end view of the present invention.
Embodiment
As shown in Fig. 1 ~ 13, integral LED packaged light source fluorescent tube, comprise LED template, driver module (4), bulb holder fixed rack (3), lamp holder (6) and lampshade (5), LED module comprises LED-baseplate (1) and pcb board (2), LED-baseplate (1) comprises die bond platform (101) and fastens platform (102), the table top of die bond platform (101) is higher than the table top fastening platform (102), wherein: fasten platform (102) and be evenly provided with screens groove A (103) along its length, pcb board (2) is also evenly provided with the screens groove B (201) of same intervals along its length, screens groove A (103) mates with screens groove B (201), pcb board (2) is arranged on and fastens on platform (102), be buckled in screens groove A (103) and screens groove B (201) by stator (104) above to fix simultaneously, die bond platform (101) is evenly provided with die bond cup (106), LED bare chip (105) is arranged in die bond cup (106), pcb board (2) is evenly provided with gold thread bonding region (202), LED bare chip (105) is connected to corresponding gold thread bonding region (202) by bonding gold thread, LED bare chip (105) and gold thread bonding region (202) are coated with fluorescent adhesive layer, and fluorescent adhesive layer also covers bonding gold thread simultaneously, the two ends of die bond platform (101) is provided with coordination hole A (107), the two ends fastening platform (102) is provided with coordination hole B (108), the two ends of pcb board (2) is provided with coordination hole C (203), coordination hole B (108) and coordination hole C (203) coupling.Bulb holder fixed rack (3) is made up of vertical rack (301) and the upper arc frame (302) be arranged on vertical rack (301) and lower pedestal (303); Lower pedestal (303) is provided with draw-in groove (304), and driver module (4) is stuck in draw-in groove (304); Lower pedestal (303) bottom is provided with projection (308), and LED module is arranged on lower pedestal (303) bottom, and protruding (308) are buckled in coordination hole A (107) and coordination hole B (108); Vertical rack (301) back side is provided with fixed leg (307), fixed leg (307) there is screw (309), lamp holder (6) has the circular hole (601) mated with screw (309), screw through circular hole (601) and screw (309) by lamp holder (6) and fixed leg (307) fastening; End face and lower pedestal (303) two sides of upper arc frame (302) stick at lampshade (5) inwall.Lamp holder (6) connects driver module (4), driver module (4) connecting PCB board (2).
As preferred enforcement, described pcb board (2) is arranged on and fastens after on platform (102), and the table top of pcb board (2) upper surface and die bond platform (101) is at same plane.
As preferred enforcement, described screens groove A (103) and screens groove B (201) are zigzag, and stator (104) is zigzag.
As preferred enforcement, at the bottom of the wall of cup of described die bond cup (106) and cup, angle is 90 ~ 180 °.
As preferred enforcement, support platform (305) is had in the position of described draw-in groove (304), support platform (305) there is buckle (306), the substrate of driver module (4) is provided with hole clipping (401), and buckle (306) is fastened in hole clipping (401).
As preferred enforcement, described lower pedestal (303) lower surface is plane, and described projection (308) is truncated cone.
As preferred enforcement, described upper arc frame (302) is circular arc, and the two sides of lower pedestal (303) are also circular arc, is convenient to coordinate with lampshade (5) inwall bond.
As preferred enforcement, described LED template is also fixed with reflector (7).Reflector (7) comprises a bottom surface and two reflective surfaces, and bottom surface is provided with equally spaced through hole (701), and through hole (701) size is mated with die bond cup (106) size.Angle between the bottom surface of reflector (7) and reflective surface is 0-180 °, and the full-size between reflector (7) two reflective surface equals the full-size of lampshade (5) internal diameter, is conducive to fixed L ED template like this.
LED bare chip (105) is set directly in LED-baseplate (1), instead of the packaged type of traditional " chip+support+heat-radiating substrate ", decrease the thermal resistance from LED bare chip (105) to LED-baseplate (1), thus reduce the thermal resistance of whole LED daylight lamp, improve heat dispersion; And by stator (104) and screens groove A (103), screens groove B (201), realize the fixing of pcb board (2) and LED-baseplate (1), and pcb board (2) is arranged on after on fastening platform (102), the absorption that pcb board (2) emits beam to LED bare chip (105), a little less than the surface of die bond platform (101), can be reduced in the surface of pcb board (2); Pcb board (2) is evenly provided with gold thread bonding region (202), LED bare chip (105) is connected to corresponding gold thread bonding region (202) by bonding gold thread, LED bare chip (105) and gold thread bonding region (202) are coated with fluorescent adhesive layer, and fluorescent adhesive layer also covers bonding gold thread simultaneously; Achieve integral type packaged light source.
By draw-in groove (304) fixed drive module (4), by designing projection (308), LED module is installed, driver module (4), LED template and bulb holder fixed rack (3) is just made to be assembled into one without screw, reduce material cost, and be convenient to assembling and dismounting; Bulb holder fixed rack (3) is fixed by bonding mode and lampshade (5) simultaneously, upper arc frame (302) is designed to circular arc, lower pedestal (303) two sides are also designed to circular arc, can improve matching when bulb holder fixed rack (3) is fixed with lampshade (5); In addition, bulb holder fixed rack (3) also can conveniently be fixed with lamp holder (6); The integration of internal structure can be realized by bulb holder fixed rack (3), only when fixing with lamp holder (6), use screw, reduce cost of manufacture, improve compactedness and the reasonability of fluorescent tube internal structure, realize ease of assembly, convenient disassembly.
Claims (10)
1. integral LED packaged light source fluorescent tube, comprises LED template, driver module (4), bulb holder fixed rack (3), lamp holder (6) and lampshade (5), it is characterized in that,
LED module comprises LED-baseplate (1) and pcb board (2), LED-baseplate (1) comprises die bond platform (101) and fastens platform (102), the table top of die bond platform (101) higher than the table top fastening platform (102), wherein:
Fasten platform (102) and be evenly provided with screens groove A (103) along its length, pcb board (2) is also evenly provided with the screens groove B (201) of same intervals along its length, screens groove A (103) mates with screens groove B (201), pcb board (2) is arranged on and fastens on platform (102), is buckled in screens groove A (103) and screens groove B (201) simultaneously above fixes by stator (104);
Die bond platform (101) is evenly provided with die bond cup (106), LED bare chip (105) is arranged in die bond cup (106), pcb board (2) is evenly provided with gold thread bonding region (202), LED bare chip (105) is connected to corresponding gold thread bonding region (202) by bonding gold thread, LED bare chip (105) and gold thread bonding region (202) are coated with fluorescent adhesive layer, and fluorescent adhesive layer also covers bonding gold thread simultaneously;
The two ends of die bond platform (101) is provided with coordination hole A (107), the two ends fastening platform (102) is provided with coordination hole B (108), the two ends of pcb board (2) is provided with coordination hole C (203), coordination hole B (108) and coordination hole C (203) coupling;
Bulb holder fixed rack (3) is made up of vertical rack (301) and the upper arc frame (302) be arranged on vertical rack (301) and lower pedestal (303);
Lower pedestal (303) is provided with draw-in groove (304), and driver module (4) is stuck in draw-in groove (304);
Lower pedestal (303) bottom is provided with projection (308), and LED module is arranged on lower pedestal (303) bottom, and protruding (308) are buckled in coordination hole A (107) and coordination hole B (108);
Vertical rack (301) back side is provided with fixed leg (307), fixed leg (307) there is screw (309), lamp holder (6) has the circular hole (601) mated with screw (309), screw through circular hole (601) and screw (309) by lamp holder (6) and fixed leg (307) fastening;
End face and lower pedestal (303) two sides of upper arc frame (302) stick at lampshade (5) inwall;
Lamp holder (6) connects driver module (4), driver module (4) connecting PCB board (2).
2. integral LED packaged light source fluorescent tube according to claim 1, it is characterized in that, described pcb board (2) be arranged on fasten platform (102) upper after, the surface of pcb board (2) is lower than the surface of die bond platform (101).
3. integral LED packaged light source fluorescent tube according to claim 1, is characterized in that, described screens groove A (103) and screens groove B (201) are zigzag, and stator (104) is zigzag.
4. integral LED packaged light source fluorescent tube according to claim 1, is characterized in that, at the bottom of the wall of cup of described die bond cup (106) and cup, angle is 90 ~ 180 °.
5. integral LED packaged light source fluorescent tube according to claim 1, it is characterized in that, support platform (305) is had in the position of described draw-in groove (304), support platform (305) there is buckle (306), the substrate of driver module (4) is provided with hole clipping (401), and buckle (306) is fastened in hole clipping (401).
6. Novel LED fluorescent lamp according to claim 1, is characterized in that, described lower pedestal (303) lower surface is plane, and described projection (308) is truncated cone.
7. Novel LED fluorescent lamp according to claim 1, is characterized in that, described upper arc frame (302) is circular arc, and the two sides of lower pedestal (303) are also circular arc.
8. according to the integral LED packaged light source fluorescent tube in claim 1 ~ 7 described in any one, it is characterized in that, described LED template is also fixed with reflector (7).
9. integral LED packaged light source fluorescent tube according to claim 8, it is characterized in that, described reflector (7) comprises a bottom surface and two reflective surfaces, bottom surface is provided with equally spaced through hole (701), through hole (701) size is mated with die bond cup (106) size, and the ultimate range between reflector (7) two reflective surface equals the full-size of lampshade (5) internal diameter.
10. integral LED packaged light source fluorescent tube according to claim 9, is characterized in that, the angle between the bottom surface of described reflector (7) and reflective surface is 0-180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335796.0A CN104882526B (en) | 2015-06-17 | 2015-06-17 | Integral LED packaged light source fluorescent tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335796.0A CN104882526B (en) | 2015-06-17 | 2015-06-17 | Integral LED packaged light source fluorescent tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104882526A true CN104882526A (en) | 2015-09-02 |
| CN104882526B CN104882526B (en) | 2017-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510335796.0A Expired - Fee Related CN104882526B (en) | 2015-06-17 | 2015-06-17 | Integral LED packaged light source fluorescent tube |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974372A (en) * | 2016-07-27 | 2016-09-28 | 成都雷电微力科技有限公司 | LTCC installation structure member |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201145224Y (en) * | 2007-12-14 | 2008-11-05 | 深圳市三迅光电有限公司 | LED daylight lamp |
| WO2010035986A2 (en) * | 2008-09-24 | 2010-04-01 | 화우테크놀러지주식회사 | Fluorescent light type led lighting apparatus |
| CN201764326U (en) * | 2010-09-09 | 2011-03-16 | 深圳北森科技有限公司 | Surface mounted devices LED bar-shaped light fixture |
| CN202834952U (en) * | 2012-11-02 | 2013-03-27 | 刘少炎 | Strip-shaped LED (Light Emitting Diode) light source and LED lamp |
| CN204696150U (en) * | 2015-06-17 | 2015-10-07 | 乐山智诚光电科技有限公司 | Integral LED packaged light source fluorescent tube |
-
2015
- 2015-06-17 CN CN201510335796.0A patent/CN104882526B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201145224Y (en) * | 2007-12-14 | 2008-11-05 | 深圳市三迅光电有限公司 | LED daylight lamp |
| WO2010035986A2 (en) * | 2008-09-24 | 2010-04-01 | 화우테크놀러지주식회사 | Fluorescent light type led lighting apparatus |
| CN201764326U (en) * | 2010-09-09 | 2011-03-16 | 深圳北森科技有限公司 | Surface mounted devices LED bar-shaped light fixture |
| CN202834952U (en) * | 2012-11-02 | 2013-03-27 | 刘少炎 | Strip-shaped LED (Light Emitting Diode) light source and LED lamp |
| CN204696150U (en) * | 2015-06-17 | 2015-10-07 | 乐山智诚光电科技有限公司 | Integral LED packaged light source fluorescent tube |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974372A (en) * | 2016-07-27 | 2016-09-28 | 成都雷电微力科技有限公司 | LTCC installation structure member |
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| CN104882526B (en) | 2017-09-26 |
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Granted publication date: 20170926 Termination date: 20180617 |