CN112345963B - 一种led紫外芯片质量的评价方法 - Google Patents
一种led紫外芯片质量的评价方法 Download PDFInfo
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- CN112345963B CN112345963B CN202011100109.4A CN202011100109A CN112345963B CN 112345963 B CN112345963 B CN 112345963B CN 202011100109 A CN202011100109 A CN 202011100109A CN 112345963 B CN112345963 B CN 112345963B
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- silica gel
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000003763 carbonization Methods 0.000 claims abstract description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000000741 silica gel Substances 0.000 claims abstract description 18
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 18
- 238000009826 distribution Methods 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 238000011156 evaluation Methods 0.000 claims abstract description 7
- 238000004806 packaging method and process Methods 0.000 claims description 27
- 238000002474 experimental method Methods 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010998 test method Methods 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Led Devices (AREA)
Abstract
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CN202011100109.4A CN112345963B (zh) | 2020-10-15 | 2020-10-15 | 一种led紫外芯片质量的评价方法 |
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CN202011100109.4A CN112345963B (zh) | 2020-10-15 | 2020-10-15 | 一种led紫外芯片质量的评价方法 |
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CN112345963A CN112345963A (zh) | 2021-02-09 |
CN112345963B true CN112345963B (zh) | 2022-09-23 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113418837A (zh) * | 2021-06-10 | 2021-09-21 | 厦门多彩光电子科技有限公司 | 一种紫外led封装胶质量的评估方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101101132B1 (ko) * | 2007-11-23 | 2012-01-12 | 삼성엘이디 주식회사 | 발광소자 검사장치 및 이를 이용한 발광소자 검사방법 |
CN101865439A (zh) * | 2010-05-11 | 2010-10-20 | 佛山市利升光电有限公司 | 一种led散热装置 |
CN105845817A (zh) * | 2016-03-25 | 2016-08-10 | 武汉优炜星科技有限公司 | 一种大功率倒装结构紫外led固化光源及其制备方法 |
CN109244198B (zh) * | 2018-08-31 | 2020-07-03 | 宁波天炬光电科技有限公司 | 芯片级低成本表面处理方法及一种装置 |
CN110429170B (zh) * | 2019-06-21 | 2020-12-22 | 中山大学 | 一种用紫外光固化的芯片器件封装工艺 |
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Effective date of registration: 20240319 Address after: B1101, No. 150, Shangzao Building, Gaofeng Community, Dalang Street, Longhua District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Litong Zhiyuan Technology Transfer Center Co.,Ltd. Country or region after: Zhong Guo Address before: No. 8021, Xiang'an West Road, torch high tech Zone (Xiang'an) Industrial Zone, Xiamen, Fujian Province Patentee before: XIAMEN DACOL PHOTOELECTRONICS TECHNOLOGY Co.,Ltd. Country or region before: Zhong Guo |
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