CN201318636Y - LED-IC packaged lamp - Google Patents
LED-IC packaged lamp Download PDFInfo
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- CN201318636Y CN201318636Y CNU2008202041190U CN200820204119U CN201318636Y CN 201318636 Y CN201318636 Y CN 201318636Y CN U2008202041190 U CNU2008202041190 U CN U2008202041190U CN 200820204119 U CN200820204119 U CN 200820204119U CN 201318636 Y CN201318636 Y CN 201318636Y
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Abstract
The utility model discloses an LED-IC packaged lamp which comprises a base, a PCB circuit board, a plurality of LEDs and a resin outer cover, wherein the center of the PCB circuit board is provided with a chip; driving wafers are respectively arranged on each port of the chip; the LEDs are uniformly distributed around the chip, are packed with the chip, and are fixed on the PCB circuit board; a plurality of copper ring bonding pads arranged between the LEDs are welded on the PCB circuit board; the PCB circuit board is arranged on the base; the resin outer cover is arranged on the PCB circuit board; and the LED-IC packaged lamp with an integral sealing structure is obtained after the fixation. The utility model has the advantages of high brightness, good control effect of the chip, low cost and realization of single pixel point control on a screen.
Description
Technical field
The utility model relates to the LED technical field, particularly a kind of LED-IC encapsulation lamp.
Background technology
Human society is stepping into the photoelectron epoch, and 2010 to 2015 photoelectronic industries will replace traditional electronic industry according to estimates, be promoted as the industry of 21 century maximum, and becomes the important symbol of weighing a national economic development and overall national strength.At present, LED giant-screen electronic display is as a kind of photovoltaic paid more and more attention.It can show or the loop play literal in real time, figure and image information, it is abundant to have display mode, and sight is strong, and displaying contents is revised convenient, the brightness height, multiple advantage such as show and the life-span is long stable, be widely used in commercial advertisement, sports tournament, numerous areas such as traffic are one of strong instruments of information propagation.
Present LED large screen display system adopts the dot matrix template to make, 8 * 8,16 * 16 circuit board normally, and screen is big more, and the template that needs is just many more, and the connection of circuit is just complicated more.In case and after the fixed size, change just very difficultly again, flexibility is not strong.Simultaneously, because the backstage complex circuit, as easy as rolling off a logly in the time will changing after the damaged template be damaged to adjacent template; And the template of newly changing all the LED with old is different with aberration owing to new LED light intensity, produce the patch phenomenon.Because the pixel of LED giant-screen is many, for saving hardware, usually adopt the mode of dynamic scan, this method is feasible for small-sized LED on-screen display system, but concerning large-scale LED screen, along with the increase of pixel, transfer of data will take a large amount of time, the display brightness of screen can obviously descend, and the refresh rate of picture will not catch up with yet, and occur the discontinuous phenomenon of picture easily.Present LED screen also exists the life-span short, the shortcoming that cost performance is low, and most LED screens all can only provide guarantee in a year, and main cause is that the effect of repairing is bad, and especially outdoor screen used usually after 2 years and just can't repair.
A kind of new linear LED lamp has appearred in recent years, be that 2 red lights, 1 green light are in the same place as an overall package with 1 blue lamp, but chip and LED are not packaged together, and the shortcoming that so linear LED lamp exists is, if a lamp breaks down, signal just can not continue to transmit, this will influence the control of chip to other lamps, and this LED lamp has only 4 lamps, for outdoor large screen, its brightness is strong inadequately, and effect neither be fine.
The utility model content
The purpose of this utility model is to overcome the shortcoming and defect of prior art, and the LED-IC encapsulation that a kind of brightness is strong, chip controls is effective lamp is provided.
The technical solution of the utility model is: comprise base, PCB circuit board, a plurality of LED and resin outer cover, described PCB circuit board center is provided with a chip, all is connected to the driving wafer on each port of chip; A plurality of LED are packaged together with chip around being evenly distributed on chip, and are fixed on the PCB circuit board, are welded with a plurality of copper band pads that place between each LED on the PCB circuit board; Described PCB circuit board places in the base, and the resin outer cover is set above, the LED-IC encapsulation lamp of the as a whole hermetically-sealed construction in fixing back.
The number of described LED is that 16,16 LED are 8 red lights, 4 green lights and 4 blue lamps, and the LED of three kinds of colors is alternate in the form of a ring to be distributed in around the chip equably; Be connected in series by holding wire between each LED, adopt pointwise control between chip and each LED.
Described chip has 24 ports, and the number of described copper band pad is 8; 24 ports of chip comprise the input and output conversion and control end of switching signal when 16 drive output, 1 signal input part, 1 clock signal terminal, 1 signal output part, 1 electric current adjustable side, 1 power end, 1 earth terminal, 1 Enable Pin and 1 are used for serial input or serial output; Wherein the driving wafer on 16 drive output is connected with 16 LED by gold thread, and 8 copper band pads on the driving wafer of all the other 8 ports and the PCB circuit board are by the corresponding connection of base plate copper cash.
Be provided with signal intensifier circuit between described signal input part and the signal output part; After signal is imported by signal input part, export by signal output part again through the signal intensifier circuit enhancing, the assurance signal can not decayed in transmission course, even transmit very long distance, signal from external control device (as main frame, signal repeater etc.) also can be delivered on last LED node like clockwork, thereby guaranteed that each LED can both be according to host driver work, the brightness of demonstration can not weaken yet, and guarantees the display effect of screen.
The number of described LED can be 4 red lights, 2 green lights and 2 blue lamps for 8,8 LED also; Described chip is corresponding to have 16 ports; The number of described copper band pad is 8; 16 ports of chip comprise the input and output conversion and control end of switching signal when 8 drive output, 1 signal input part, 1 clock signal terminal, 1 signal output part, 1 electric current adjustable side, 1 power end, 1 earth terminal, 1 Enable Pin and 1 are used for serial input or serial output; Wherein the driving wafer on 8 drive output is connected with 8 LED by gold thread, and 8 copper band pads on the driving wafer of all the other 8 ports and the PCB circuit board are by the corresponding connection of base plate copper cash.
Described PCB circuit board is the circular pcb board of diameter 40～60mm.
Described base is the circular groove base, draws in its groove and puts holding wire and power line; By pouring into transparent resin glue, seal dried PCB circuit board, holding wire and the power line etc. that are placed in the base and become one.
Described resin outer cover is transparent and non-flammable sphere or hemispherical plastic jacket.
The response speed of described chip is greater than 1,000,000 Hz, and its program format is 24 bit data.
Described holding wire adopts the shield sheath lead; This shield sheath lead can protect the signal that is introduced into the LED lamp string on each road from main frame not to be subjected to the interference of environmental noise.
A kind of LED-IC encapsulation of the utility model lamp, its operation principle is: be connected with the driving wafer of a drive output of chip by each LED, realize the pointwise control of chip to LED, thereby color, the brightness of LED are regulated; Can regulate the size and the shape of the giant-screen made from this LED-IC encapsulation lamp according to actual needs; The operating temperature of this encapsulation lamp is-15～75 ℃.
A kind of LED-IC encapsulation of the utility model lamp has following advantage and effect with respect to prior art:
1, LED and chip are encapsulated in the element, can reduce the PCB circuit board of half, its connected node also can reduce half, thereby system cost can realize reducing 30%, and the probability that screen breaks down also can reduce 70%.
2,, the driving signal can noiselessly be carried, thereby make the pure exquisiteness of LED light color, brightness uniformity height because the driving lead between chip and the LED in identity element, forms the environment that is hedged off from the outer world.
3, owing to adopt pointwise control between chip and the LED, computer operating system can control to each pixel, and this has just guaranteed that the light of each pixel and look can both obtain sensitive and loyal reduction.When one of them pixel is damaged by external force factor and when having to change, computer can carry out single-point to the pixel lamp group of newly changing to be regulated, light and the look of other LED of it and whole screen are consistent, thereby realize splendid maintainability.
Description of drawings
Fig. 1 is the structural representation of the utility model LED-IC encapsulation lamp.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment 1
A kind of LED-IC encapsulation of present embodiment lamp, its structure comprises base 1,2,16 LED of PCB circuit board and resin outer cover 3 as shown in Figure 1, it is characterized in that, described PCB circuit board center is provided with a chip 4 with 24 ports, all is circumscribed with gold thread 5 on each port of chip 4; 16 LED are evenly distributed on around the chip 4 and with chip 4 and are packaged together, and are fixed on the PCB circuit board 2, are welded with 8 copper band pads 6 that place between each LED on the PCB circuit board 2; Described PCB circuit board 2 places in the base 1, and resin outer cover 3 is set above, the LED-IC encapsulation lamp of the as a whole hermetically-sealed construction in fixing back.
16 LED are alternate in the form of a ring being distributed in equably around the chip 4 of LED of 7,4 green lights 8 of 8 red lights and 9, three kinds of colors of 4 blue lamps; Be connected by holding wire 5 between chip and each LED, adopt pointwise control between chip 4 and each LED.
24 ports of its chips 4 comprise the input and output conversion and control end 4-9 of switching signal when 16 drive output 4-1,1 signal input part 4-2,1 clock signal terminal 4-3,1 signal output part 4-4,1 electric current adjustable side 4-5,1 power end 4-6,1 earth terminal 4-7,1 Enable Pin 4-8 and 1 are used for serial input or serial output; Wherein the driving chip on 16 drive output 4-1 is connected with 16 LED by gold thread 5, and the driving chip of all the other 8 ports passes through the 10 corresponding connections of base plate copper cash with 8 copper band pads 6 on the PCB circuit board 2.
PCB circuit board 2 is the circular pcb board of diameter 40～60mm; Base 1 is the circular groove base, draws in its groove and puts holding wire and power line etc.; By pouring into transparent resin glue, seal dried PCB circuit board, holding wire and the power line etc. that are placed in the base and become one; Resin outer cover 3 is transparent and non-flammable sphere or hemispherical plastic jacket, forms hermetically-sealed construction with base 1.
Be provided with signal intensifier circuit between signal input part 4-2 and the signal output part 4-4; After signal is imported by signal input part 4-2, export by signal output part 4-4 again through the signal intensifier circuit enhancing, the assurance signal can not decayed in transmission course, even transmit very long distance, signal from external control device (as main frame, signal repeater etc.) also can be delivered on last LED node like clockwork, thereby guaranteed that each LED can both be according to host driver work, the brightness of demonstration can not weaken yet, and guarantees the display effect of screen.
The response speed of chip 4 is greater than 1,000,000 Hz, and its program format is 24 bit data, realizes the raising to screen updates speed.
Holding wire 10 adopts the shield sheath lead; This shield sheath lead can protect the signal that is introduced into the LED lamp string on each road from main frame not to be subjected to the interference of environmental noise.
A kind of LED-IC encapsulation of the utility model lamp, its operation principle is: be connected with the driving chip 4 of a drive output of chip 4 by each LED, realize the pointwise control of 4 couples of LED of chip, thereby color, the brightness of LED are regulated; Can regulate the size and the shape of the giant-screen made from this LED-IC encapsulation lamp according to actual needs; The operating temperature of this encapsulation lamp is-15～75 ℃.
Embodiment 2
The another kind of LED-IC encapsulation of present embodiment lamp is that with the difference of embodiment 1 number of LED is 8 in the LED-IC encapsulation lamp of present embodiment, and 8 LED are 4 red lights, 2 green lights and 2 blue lamps; Chip is corresponding to have 16 ports; The number of copper band pad is 8; 16 ports of chip comprise the input and output conversion and control end of switching signal when 8 drive output, 1 signal input part, 1 clock signal terminal, 1 signal output part, 1 electric current adjustable side, 1 power end, 1 earth terminal, 1 Enable Pin and 1 are used for serial input or serial output; Wherein the driving wafer on 8 drive output is connected with 8 LED by gold thread, and 8 copper band pads on the driving wafer of all the other 8 ports and the PCB circuit board are by the corresponding connection of base plate copper cash.
As mentioned above, just can realize the utility model preferably, the foregoing description is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model; Be that all equalizations of being done according to the utility model content change and modification, all contained by the utility model claim scope required for protection.
Claims (10)
1, a kind of LED-IC encapsulation lamp comprises base, PCB circuit board, a plurality of LED and resin outer cover, it is characterized in that described PCB circuit board center is provided with a chip, all is connected to the driving wafer on each port of chip; A plurality of LED are packaged together with chip around being evenly distributed on chip, and are fixed on the PCB circuit board, are welded with a plurality of copper band pads that place between each LED on the PCB circuit board; Described PCB circuit board places in the base, and the resin outer cover is set above, the LED-IC encapsulation lamp of the as a whole hermetically-sealed construction in fixing back.
2, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that the number of described LED is that 16,16 LED are 8 red lights, 4 green lights and 4 blue lamps, and the LED of three kinds of colors is alternate in the form of a ring to be distributed in around the chip equably; Be connected in series by holding wire between each LED, adopt pointwise control between chip and each LED.
3, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that described chip has 24 ports, and the number of described copper band pad is 8; 24 ports of chip comprise 16 drive output, 1 signal input part, 1 clock signal terminal, 1 signal output part, 1 electric current adjustable side, 1 power end, 1 earth terminal, 1 Enable Pin and 1 input and output conversion and control end; Wherein the driving wafer on 16 drive output is connected with 16 LED by gold thread, and 8 copper band pads on the driving wafer of all the other 8 ports and the PCB circuit board are by the corresponding connection of base plate copper cash.
4, a kind of LED-IC encapsulation lamp according to claim 3 is characterized in that, is provided with signal intensifier circuit between described signal input part and the signal output part.
5, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that the number of described LED is that 8,8 LED are 4 red lights, 2 green lights and 2 blue lamps; Described chip is corresponding to have 16 ports; The number of described copper band pad is 8; 16 ports of chip comprise 8 drive output, 1 signal input part, 1 clock signal terminal, 1 signal output part, 1 electric current adjustable side, 1 power end, 1 earth terminal, 1 Enable Pin and 1 input and output conversion and control end; Wherein the driving wafer on 8 drive output is connected with 8 LED by gold thread, and 8 copper band pads on the driving wafer of all the other 8 ports and the PCB circuit board are by the corresponding connection of base plate copper cash.
6, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that described PCB circuit board is the circular pcb board of diameter 40～60mm.
7, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that described base is the circular groove base, draws in its groove and puts holding wire and power line.
8, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that described resin outer cover is transparent and non-flammable sphere or hemispherical plastic jacket.
9, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that the response speed of described chip is greater than 1,000,000 Hz, and its program format is 24 bit data.
10, a kind of LED-IC encapsulation lamp according to claim 1 is characterized in that described holding wire adopts the shield sheath lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202041190U CN201318636Y (en) | 2008-11-26 | 2008-11-26 | LED-IC packaged lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202041190U CN201318636Y (en) | 2008-11-26 | 2008-11-26 | LED-IC packaged lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201318636Y true CN201318636Y (en) | 2009-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202041190U Expired - Lifetime CN201318636Y (en) | 2008-11-26 | 2008-11-26 | LED-IC packaged lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201318636Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072422A (en) * | 2010-09-30 | 2011-05-25 | 福建省万邦光电科技有限公司 | Packaging structure of high-power LED (light emitting diode) light source module |
| CN102386311A (en) * | 2011-11-09 | 2012-03-21 | 珠海晟源同泰电子有限公司 | Integrated light-emitting diode (LED) light source and manufacturing method thereof |
| CN105552070A (en) * | 2015-12-10 | 2016-05-04 | 江苏稳润光电有限公司 | Full-color paster indiction LED |
| CN110764197A (en) * | 2019-08-14 | 2020-02-07 | 英属维京群岛商祥茂光电科技股份有限公司 | Optical element jointing method for optical transceiver |
-
2008
- 2008-11-26 CN CNU2008202041190U patent/CN201318636Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072422A (en) * | 2010-09-30 | 2011-05-25 | 福建省万邦光电科技有限公司 | Packaging structure of high-power LED (light emitting diode) light source module |
| CN102072422B (en) * | 2010-09-30 | 2015-09-02 | 福建省万邦光电科技有限公司 | Encapsulating structure |
| CN102386311A (en) * | 2011-11-09 | 2012-03-21 | 珠海晟源同泰电子有限公司 | Integrated light-emitting diode (LED) light source and manufacturing method thereof |
| CN102386311B (en) * | 2011-11-09 | 2013-03-06 | 珠海晟源同泰电子有限公司 | Integrated light-emitting diode (LED) light source and manufacturing method thereof |
| CN105552070A (en) * | 2015-12-10 | 2016-05-04 | 江苏稳润光电有限公司 | Full-color paster indiction LED |
| CN110764197A (en) * | 2019-08-14 | 2020-02-07 | 英属维京群岛商祥茂光电科技股份有限公司 | Optical element jointing method for optical transceiver |
| CN110764197B (en) * | 2019-08-14 | 2021-06-08 | 英属维京群岛商祥茂光电科技股份有限公司 | Optical element jointing method for optical transceiver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090930 |