CN207966957U - 半导体储存器的晶体管结构 - Google Patents
半导体储存器的晶体管结构 Download PDFInfo
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- CN207966957U CN207966957U CN201820395452.8U CN201820395452U CN207966957U CN 207966957 U CN207966957 U CN 207966957U CN 201820395452 U CN201820395452 U CN 201820395452U CN 207966957 U CN207966957 U CN 207966957U
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 25
- 238000009792 diffusion process Methods 0.000 claims abstract description 30
- 230000005684 electric field Effects 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 68
- 238000002347 injection Methods 0.000 claims description 18
- 239000007924 injection Substances 0.000 claims description 18
- 238000002955 isolation Methods 0.000 claims description 17
- 230000008021 deposition Effects 0.000 claims description 6
- 239000007943 implant Substances 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 33
- 239000004020 conductor Substances 0.000 description 17
- 239000000463 material Substances 0.000 description 15
- 239000011241 protective layer Substances 0.000 description 15
- 238000005530 etching Methods 0.000 description 11
- 238000000151 deposition Methods 0.000 description 10
- 238000001259 photo etching Methods 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229920005591 polysilicon Polymers 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002362 mulch Substances 0.000 description 1
- 150000002927 oxygen compounds Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820395452.8U CN207966957U (zh) | 2018-03-22 | 2018-03-22 | 半导体储存器的晶体管结构 |
Applications Claiming Priority (1)
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CN201820395452.8U CN207966957U (zh) | 2018-03-22 | 2018-03-22 | 半导体储存器的晶体管结构 |
Publications (1)
Publication Number | Publication Date |
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CN207966957U true CN207966957U (zh) | 2018-10-12 |
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CN201820395452.8U Withdrawn - After Issue CN207966957U (zh) | 2018-03-22 | 2018-03-22 | 半导体储存器的晶体管结构 |
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CN (1) | CN207966957U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110299324A (zh) * | 2018-03-22 | 2019-10-01 | 长鑫存储技术有限公司 | 半导体储存器的晶体管结构及其制造方法 |
-
2018
- 2018-03-22 CN CN201820395452.8U patent/CN207966957U/zh not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110299324A (zh) * | 2018-03-22 | 2019-10-01 | 长鑫存储技术有限公司 | 半导体储存器的晶体管结构及其制造方法 |
CN110299324B (zh) * | 2018-03-22 | 2024-03-26 | 长鑫存储技术有限公司 | 半导体储存器的晶体管结构及其制造方法 |
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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: 20181010 Address after: 230000 room 630, Hai Heng mansion 6, Cui Wei Road, Hefei economic and Technological Development Zone, Anhui Patentee after: CHANGXIN MEMORY TECHNOLOGIES, Inc. Address before: 230000 room 526, Hai Heng mansion 6, Cui Wei Road, Hefei economic and Technological Development Zone, Anhui Patentee before: INNOTRON MEMORY CO.,Ltd. |
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TR01 | Transfer of patent right | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20181012 Effective date of abandoning: 20240326 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20181012 Effective date of abandoning: 20240326 |
|
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |