CN211957648U - 圆片及其边缘的半导体结构 - Google Patents
圆片及其边缘的半导体结构 Download PDFInfo
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- CN211957648U CN211957648U CN202020688623.3U CN202020688623U CN211957648U CN 211957648 U CN211957648 U CN 211957648U CN 202020688623 U CN202020688623 U CN 202020688623U CN 211957648 U CN211957648 U CN 211957648U
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 299
- 239000000758 substrate Substances 0.000 claims abstract description 51
- 238000002161 passivation Methods 0.000 claims description 47
- 238000012876 topography Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 235000012431 wafers Nutrition 0.000 description 30
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 17
- 229910002601 GaN Inorganic materials 0.000 description 16
- 238000000034 method Methods 0.000 description 11
- 229910052594 sapphire Inorganic materials 0.000 description 11
- 239000010980 sapphire Substances 0.000 description 11
- 238000005530 etching Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 238000009616 inductively coupled plasma Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 229920001721 polyimide Polymers 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Application Number | Priority Date | Filing Date | Title |
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CN202020688623.3U CN211957648U (zh) | 2020-04-29 | 2020-04-29 | 圆片及其边缘的半导体结构 |
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CN202020688623.3U CN211957648U (zh) | 2020-04-29 | 2020-04-29 | 圆片及其边缘的半导体结构 |
Publications (1)
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CN211957648U true CN211957648U (zh) | 2020-11-17 |
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CN202020688623.3U Active CN211957648U (zh) | 2020-04-29 | 2020-04-29 | 圆片及其边缘的半导体结构 |
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CN (1) | CN211957648U (zh) |
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- 2020-04-29 CN CN202020688623.3U patent/CN211957648U/zh active Active
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240706 Address after: No. 99, Lanying Road, Haicang District, Xiamen City, Fujian Province, 361026 Patentee after: Xiamen Shiming gallium compound semiconductor Co.,Ltd. Country or region after: China Address before: 310018 1st floor, building 1, No. 300, Baiyang street, Hangzhou Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU SILAN AZURE Co.,Ltd. Country or region before: China |
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TR01 | Transfer of patent right |