CN103824914B - 一种GaN基外延层表面粗化的LED芯片制作方法 - Google Patents
一种GaN基外延层表面粗化的LED芯片制作方法 Download PDFInfo
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- CN103824914B CN103824914B CN201410091099.0A CN201410091099A CN103824914B CN 103824914 B CN103824914 B CN 103824914B CN 201410091099 A CN201410091099 A CN 201410091099A CN 103824914 B CN103824914 B CN 103824914B
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- barrier layer
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- epitaxial wafer
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- 238000004544 sputter deposition Methods 0.000 claims description 14
- 229910015844 BCl3 Inorganic materials 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 10
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 7
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- 238000005229 chemical vapour deposition Methods 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 229920002120 photoresistant polymer Polymers 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 5
- 229910052594 sapphire Inorganic materials 0.000 claims description 5
- 239000010980 sapphire Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910002601 GaN Inorganic materials 0.000 abstract description 66
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000001039 wet etching Methods 0.000 abstract description 3
- 238000001312 dry etching Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 6
- 239000010408 film Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 229910052681 coesite Inorganic materials 0.000 description 4
- 229910052906 cristobalite Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
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- 229910052905 tridymite Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
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- 239000010409 thin film Substances 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
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- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/005—Processes
- H01L33/0062—Processes for devices with an active region comprising only III-V compounds
- H01L33/0066—Processes for devices with an active region comprising only III-V compounds with a substrate not being a III-V compound
- H01L33/007—Processes for devices with an active region comprising only III-V compounds with a substrate not being a III-V compound comprising nitride compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers 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 bodies
- H01L33/20—Semiconductor devices having potential barriers 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 bodies with a particular shape, e.g. curved or truncated substrate
- H01L33/22—Roughened surfaces, e.g. at the interface between epitaxial layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Devices (AREA)
Abstract
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Priority Applications (1)
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CN201410091099.0A CN103824914B (zh) | 2014-03-12 | 2014-03-12 | 一种GaN基外延层表面粗化的LED芯片制作方法 |
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CN201410091099.0A CN103824914B (zh) | 2014-03-12 | 2014-03-12 | 一种GaN基外延层表面粗化的LED芯片制作方法 |
Publications (2)
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CN103824914A CN103824914A (zh) | 2014-05-28 |
CN103824914B true CN103824914B (zh) | 2016-06-22 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106548934B (zh) * | 2015-09-23 | 2020-10-16 | 北京北方华创微电子装备有限公司 | 一种膜层的刻蚀方法和GaN基LED的制作方法 |
CN106711305A (zh) * | 2016-12-20 | 2017-05-24 | 合肥彩虹蓝光科技有限公司 | 一种LED芯片Sputter‑ITO腐蚀工艺 |
CN109698261B (zh) * | 2017-10-23 | 2020-03-27 | 山东浪潮华光光电子股份有限公司 | 一种led晶片表面ito膜层粗化的制作工艺 |
CN109873059A (zh) * | 2019-02-26 | 2019-06-11 | 苏州晶湛半导体有限公司 | 发光器件表面粗化的方法与发光器件 |
CN112002787B (zh) * | 2020-10-30 | 2021-03-02 | 南昌凯捷半导体科技有限公司 | 一种具有粗糙表面的红外led外延片制备方法 |
CN113990986B (zh) * | 2021-09-29 | 2023-10-13 | 华灿光电(浙江)有限公司 | 垂直结构的微型发光二极管芯片及其制备方法 |
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TWI239668B (en) * | 2004-10-21 | 2005-09-11 | Formosa Epitaxy Inc | Structure of gallium-nitride based (GaN-based) light-emitting diode with high luminance |
CN101656284B (zh) * | 2009-09-17 | 2010-12-08 | 山东大学 | 一种利用ito颗粒掩膜粗化红光发光二极管的方法 |
CN102157640B (zh) * | 2011-03-17 | 2012-11-21 | 中国科学院半导体研究所 | 具有p-GaN层表面粗化的GaN基LED芯片的制作方法 |
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Denomination of invention: Manufacturing method of GaN-based epitaxial layer surface roughened LED (Light Emitting Diode) chip Effective date of registration: 20161226 Granted publication date: 20160622 Pledgee: CITIC Bank Hefei branch Pledgor: Hefei Rainbow Blu-ray Technology Co.,Ltd. Registration number: 2016340000130 |
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Effective date of registration: 20210419 Address after: 315336 building 14, area B, digital Economic Industrial Park, 136 Yuhai East Road, Hangzhou Bay New District, Ningbo City, Zhejiang Province Patentee after: Ningbo anxinmei Semiconductor Co.,Ltd. Address before: 230012 Anhui city in Hefei Province, the New Station Industrial Park Patentee before: HEFEI IRICO EPILIGHT TECHNOLOGY Co.,Ltd. |