CN106783826A - A kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast - Google Patents

A kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast Download PDF

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Publication number
CN106783826A
CN106783826A CN201710042652.5A CN201710042652A CN106783826A CN 106783826 A CN106783826 A CN 106783826A CN 201710042652 A CN201710042652 A CN 201710042652A CN 106783826 A CN106783826 A CN 106783826A
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China
Prior art keywords
substrate
chip
pad
green
pin
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Pending
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CN201710042652.5A
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Chinese (zh)
Inventor
钟斌
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Kaistar Lighting Xiamen Co Ltd
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Individual
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Priority to CN201710042652.5A priority Critical patent/CN106783826A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L25/00Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
    • H01L25/03Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
    • H01L25/04Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
    • H01L25/075Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
    • H01L25/0753Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00Semiconductor 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
    • H01L33/48Semiconductor 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00Semiconductor 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
    • H01L33/48Semiconductor 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
    • H01L33/58Optical field-shaping elements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00Semiconductor 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
    • H01L33/48Semiconductor 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
    • H01L33/62Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls

Abstract

The present invention relates to LED field, a kind of especially indoor full-color paster TOP type light emitting diodes of high density high-contrast, including substrate, the edge of substrate front side is provided with the black bowl of annular, the depth of the bowl is 0.4mm, the public positive pole pin, red negative pin, green negative pin, blue negative pin include integrally formed connecting portion and bending part, the connecting portion is connected and perpendicular to substrate with substrate, the bending part is parallel to being provided with support frame between substrate, and bending part and substrate.By by each pin bending, increasing bonding area, weld strength is improved, advantageously reduce production cost.By setting the bowl of annular in the front edge of substrate, light extraction light type being changed, it is to avoid light side leakage, being conducive to improving contrast and the brightness of screen, reduction degree to picture is higher, and image quality is more preferable.Bowl is black, becomes apparent from the reflective obvious decrease of display screen, image quality.

Description

A kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast
Technical field
The present invention relates to the indoor full-color paster TOP type light-emitting diodes of LED field, especially a kind of high density high-contrast Pipe.
Background technology
Market to the density of indoor full color display, refresh, to display contrast more and more higher, particularly high density indoor aobvious Display screen, indoor paster display screen device before much can not meet the demand in market, and main cause has two, first tradition patch Piece full color display device is encapsulated using plastic packaging chip types, and light extraction light type is discrete, because of presence between 100 degree to 140 degree of left and right Light-metering spills, and causes picture reduction degree not enough, watched under certain angle and occur spending screen and full-color reduction inadequate, lose highly dense Spend the picture of high-resolution.Other traditional full-color paster display screen device is set perpendicular to hardware copper coin at the back side of hardware copper coin Pin, the bottom area of pin is small, so results in and shows that the bonding area that operation is stayed is too small to downstream, causes weld strength not It is enough, it is frequent in carrying and installation collision, cause fraction defective high.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of indoor full-color paster TOP types of high density high-contrast and light Diode, to solve the above problems.
The technical solution adopted for the present invention to solve the technical problems is:A kind of indoor full-color paster of high density high-contrast TOP type light emitting diodes, including substrate, the front of the substrate are provided with red chip, Green Chip, blue chip and public Anode, the edge of the substrate back is provided with public positive pole pin, red negative pin, green negative pin, blue negative pole Pin, the public anode, red chip, red negative pin are sequentially connected electrically, the public anode, Green Chip, green Negative pin is sequentially connected electrically, and the public anode, blue chip and blue negative pin are sequentially connected electrically;
The edge of the substrate front side is provided with the black bowl of annular, and the depth of the bowl is 0.4mm, described public Positive pole pin, red negative pin, green negative pin, blue negative pin include integrally formed connecting portion and bending Portion, the connecting portion is connected and perpendicular to substrate with substrate, and the bending part sets parallel between substrate, and bending part and substrate It is equipped with support frame.
Further, the bowl is PPA materials.
Further, the front of the substrate is provided with pad, the red chip, Green Chip, blue chip welding In pad.
Further, the bowl and pad are adhered to substrate by glue, and nanoscale matt is added with the glue Powder.
Further, the substrate is black plastic, and the pad is copper material.
Further, the length and width of the substrate is less than or equal to 1.1mm.
Further, the red chip, Green Chip, blue chip are linearly arranged, the public positive pole pin, red Color negative pin, green negative pin, blue negative pin are distributed in four angles of substrate.
Further, the pad includes chip bonding pad, public anode pad, blue negative terminal pad and green negative pole weldering Disk, the red chip, Green Chip, blue chip are welded in chip bonding pad, the blue negative terminal pad and green negative pole weldering The length of disk is 0.31mm, and width is 0.175mm, and the length of the public anode pad is 0.44mm, and width is 0.175mm, The distance between the distance between the chip bonding pad and public anode pad, chip bonding pad and blue negative terminal pad, chip weldering The distance between the distance between disk and green negative terminal pad, blue negative terminal pad and green negative terminal pad are 0.09mm.
The beneficial effects of the invention are as follows:By by public positive pole pin, red negative pin, green negative pin, blueness Negative pin bending, increases bonding area, improves weld strength, while the bulk strength of diode is increased by support frame, The damage amount during following process is reduced, production cost is advantageously reduced.Annular is set by the front edge in substrate Bowl, change light extraction light type, it is to avoid light side leakage, is conducive to improving contrast and the brightness of screen, to the reduction degree of picture Higher, image quality is more preferable.Bowl is black, becomes apparent from the reflective obvious decrease of display screen, image quality.
Brief description of the drawings
Fig. 1 is front sectional view of the invention;
Fig. 2 is top view of the invention;
Fig. 3 is upward view of the invention.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2 and Figure 3, the indoor full-color paster TOP types of a kind of high density high-contrast of the invention luminous two Pole pipe, including substrate 1, the front of the substrate 1 are provided with red chip 2, Green Chip 3, blue chip 4 and public anode 5, The edge at the back side of the substrate 1 is provided with public positive pole pin 6, red negative pin 7, green negative pin 8, blue negative pole and draws Pin 9, the public anode 5, red chip 2, red negative pin 7 are sequentially connected electrically, the public anode 5, Green Chip 3, Green negative pin 8 is sequentially connected electrically, and the public anode 5, blue chip 4 and blue negative pin 9 are sequentially connected electrically;
The positive edge of the substrate 1 is provided with the black bowl 10 of annular, and bowl 10 is PPA materials, that is, gather neighbour's benzene two Formamide material, intensity is high, good toughness, and the depth of the bowl 10 is 0.4mm, and the public positive pole pin 6, red negative pole draw Pin 7, green negative pin 8, blue negative pin 9 include integrally formed connecting portion 11 and bending part 12, the connecting portion 11 are connected and perpendicular to substrate 1 with substrate 1, and the bending part 12 is set parallel between substrate 1, and bending part 12 and substrate 1 There is support frame 13.
By setting the bowl 10 of annular in the front edge of substrate 1, light extraction light type is changed, it is to avoid light side leakage, have Beneficial to the contrast and brightness that improve screen, the reduction degree to picture is higher, and image quality is more preferable.Bowl is black, makes display screen Reflective obvious decrease, image quality becomes apparent from.Bowl 10 uses plastic material, wherein adding black carbon so that it is in black, with Reflective amount is reduced, becomes apparent from image quality true to nature.By by public positive pole pin 6, red negative pin 7, green negative pin 8th, the blue bending of negative pin 9, increases bonding area, weld strength is improved, while increased diode by support frame 13 Bulk strength, reduces the damage amount during following process, advantageously reduces production cost.The depth of bowl 10 is 0.4mm, deep Degree is shallower, it is ensured that enough brightness.
Further, the front of the substrate 1 is provided with pad 14, the red chip 2, Green Chip 3, blue chip 4 are welded in pad 14.
The bowl 10 is adhered to substrate 1 by glue, and nanoscale matt powder is added with the glue.In conventional seals Nanoscale matt powder is added in glue.Through the patch light-emitting diode that matt is processed, when there is light irradiation in the external world, display screen device Light reflection is there will not be, the contrast of display screen is effectively increased.It is possible to additionally incorporate the density of the fluid sealant of nanoscale matt powder Also reinforce significantly, the moisture-proof characteristic of the patch light-emitting diode of raising.
The substrate 1 is black plastic, is further avoided reflective;The pad 14 is copper material, good conductivity, heat conduction Property it is good, be conducive to radiating.
In order to improve brightness and resolution ratio, the length and width of the substrate 1 is less than or equal to 1.1mm.
Further, the red chip 2, Green Chip 3, blue chip 4 are linearly arranged, the public positive pole pin 6th, red negative pin 7, green negative pin 8, blue negative pin 9 are distributed in four angles of substrate 1.
In order to further improve display effect, the pad 14 includes chip bonding pad 15, public anode pad 16, blueness Negative terminal pad 17 and green negative terminal pad 18, the red chip 2, Green Chip 3, blue chip 4 are welded in chip bonding pad 15, The length of the blue negative terminal pad 17 and green negative terminal pad 18 is 0.31mm, and width is 0.175mm, the public anode weldering The length of disk 16 is 0.44mm, and width is 0.175mm, the distance between the chip bonding pad 15 and public anode pad 16, core It is the distance between the distance between piece pad 15 and blue negative terminal pad 17, chip bonding pad 15 and green negative terminal pad 18, blue The distance between negative terminal pad 17 and green negative terminal pad 18 are 0.09mm.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair Change, equivalent, improvement etc., should be included within the scope of the present invention.

Claims (8)

1. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast, including substrate (1), the substrate (1) Front is provided with red chip (2), Green Chip (3), blue chip (4) and public anode (5), substrate (1) back side Edge is provided with public positive pole pin (6), red negative pin (7), green negative pin (8), blue negative pin (9), institute State public anode (5), red chip (2), red negative pin (7) to be sequentially connected electrically, the public anode (5), Green Chip (3), green negative pin (8) is sequentially connected electrically, the public anode (5), blue chip (4) and blue negative pin (9) It is sequentially connected electrically;It is characterized in that:
The positive edge of the substrate (1) is provided with the black bowl (10) of annular, and the depth of the bowl (10) is 0.4mm, The public positive pole pin (6), red negative pin (7), green negative pin (8), blue negative pin (9) include one The connecting portion (11) and bending part (12) of shaping, the connecting portion (11) is connected and perpendicular to substrate (1) with substrate (1), described Bending part (12) is parallel to being provided with support frame (13) between substrate (1), and bending part (12) and substrate (1).
2. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast as claimed in claim 1, its feature exists In:The bowl (10) is PPA materials.
3. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast as claimed in claim 1, its feature exists In:The front of the substrate (1) is provided with pad (14), the red chip (2), Green Chip (3), blue chip (4) weldering It is connected to pad (14).
4. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast as claimed in claim 3, its feature exists In:The bowl (10) and pad (14) are adhered to substrate (1) by glue, and nanoscale matt powder is added with the glue.
5. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast as claimed in claim 3, its feature exists In:The substrate (1) is black plastic, and the pad (14) is copper material.
6. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast as claimed in claim 1, its feature exists In:The length and width of the substrate (1) is less than or equal to 1.1mm.
7. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast as claimed in claim 1, its feature exists In:The red chip (2), Green Chip (3), blue chip (4) are linearly arranged, the public positive pole pin (6), red Negative pin (7), green negative pin (8), blueness negative pin (9) are distributed in four angles of substrate (1).
8. a kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast as claimed in claim 3, its feature exists In:The pad (14) includes chip bonding pad (15), public anode pad (16), blue negative terminal pad (17) and green negative pole weldering Disk (18), the red chip (2), Green Chip (3), blue chip (4) are welded in chip bonding pad (15), the blue negative pole The length of pad (17) and green negative terminal pad (18) is 0.31mm, and width is 0.175mm, the public anode pad (16) Length is 0.44mm, and width is 0.175mm, the distance between the chip bonding pad (15) and public anode pad (16), chip Between the distance between pad (15) and blue negative terminal pad (17), chip bonding pad (15) and green negative terminal pad (18) away from 0.09mm is from the distance between, blue negative terminal pad (17) and green negative terminal pad (18).
CN201710042652.5A 2017-01-20 2017-01-20 A kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast Pending CN106783826A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107731999A (en) * 2017-10-30 2018-02-23 深圳市立彩光电科技有限公司 The luminous LED in side
CN110137165A (en) * 2019-04-19 2019-08-16 开发晶照明(厦门)有限公司 Display device and preparation method thereof
CN110808325A (en) * 2019-12-16 2020-02-18 深圳市恒泰新材料科技有限公司 Display device of all-in-one TOP design based on Mini full-color display
CN112071829A (en) * 2020-08-12 2020-12-11 深圳奥比中光科技有限公司 Common anode multi-area emission module and depth camera

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CN202196814U (en) * 2011-08-22 2012-04-18 浙江英特来光电科技有限公司 Three-channel pole-shared light-emitting diode
CN204045622U (en) * 2014-08-25 2014-12-24 深圳市天电光电科技有限公司 LED packaging
CN205141021U (en) * 2015-12-08 2016-04-06 深圳市芯志达科技有限公司 Outdoor high density high contrast emitting diode
CN206422065U (en) * 2017-01-20 2017-08-18 钟斌 A kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast

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Publication number Priority date Publication date Assignee Title
CN102376736A (en) * 2010-08-20 2012-03-14 深圳路升光电科技有限公司 Black-outside and white-inside type high-brightness full-color surface mounted device and light emitting diode (LED) display screen
CN201859893U (en) * 2010-08-26 2011-06-08 浙江英特来光电科技有限公司 Small size chip mounting light-emitting diode
CN201859894U (en) * 2010-08-26 2011-06-08 浙江英特来光电科技有限公司 Pad structure of full color chip mounting light-emitting diode and full color chip mounting light-emitting diode
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CN206422065U (en) * 2017-01-20 2017-08-18 钟斌 A kind of indoor full-color paster TOP type light emitting diodes of high density high-contrast

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107731999A (en) * 2017-10-30 2018-02-23 深圳市立彩光电科技有限公司 The luminous LED in side
CN110137165A (en) * 2019-04-19 2019-08-16 开发晶照明(厦门)有限公司 Display device and preparation method thereof
CN110808325A (en) * 2019-12-16 2020-02-18 深圳市恒泰新材料科技有限公司 Display device of all-in-one TOP design based on Mini full-color display
CN112071829A (en) * 2020-08-12 2020-12-11 深圳奥比中光科技有限公司 Common anode multi-area emission module and depth camera

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Effective date of registration: 20180130

Address after: 361101 Xiamen torch high tech Zone (Xiangan), Xiamen, Fujian Province, No. 101, Xiang Xing Road, 361101 Industrial Zone

Applicant after: KAISTAR LIGHTING (XIAMEN) Co.,Ltd.

Address before: East Lake street 516002 Guangdong city of Huizhou province Huicheng District No. 93 building 615 room 443

Applicant before: Zhong Bin

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Application publication date: 20170531