CN110277400B - 半导体装置 - Google Patents
半导体装置 Download PDFInfo
- Publication number
- CN110277400B CN110277400B CN201810817123.2A CN201810817123A CN110277400B CN 110277400 B CN110277400 B CN 110277400B CN 201810817123 A CN201810817123 A CN 201810817123A CN 110277400 B CN110277400 B CN 110277400B
- Authority
- CN
- China
- Prior art keywords
- columnar portion
- laminate
- columnar
- semiconductor layer
- semiconductor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 225
- 239000012212 insulator Substances 0.000 claims description 12
- 238000003475 lamination Methods 0.000 claims description 7
- 238000004378 air conditioning Methods 0.000 claims 7
- 239000010410 layer Substances 0.000 description 84
- 229910052751 metal Inorganic materials 0.000 description 19
- 239000002184 metal Substances 0.000 description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 229910052814 silicon oxide Inorganic materials 0.000 description 9
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 239000002243 precursor Substances 0.000 description 8
- 239000012792 core layer Substances 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 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
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical group O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000005036 potential barrier Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B43/00—EEPROM devices comprising charge-trapping gate insulators
- H10B43/20—EEPROM devices comprising charge-trapping gate insulators characterised by three-dimensional arrangements, e.g. with cells on different height levels
- H10B43/23—EEPROM devices comprising charge-trapping gate insulators characterised by three-dimensional arrangements, e.g. with cells on different height levels with source and drain on different levels, e.g. with sloping channels
- H10B43/27—EEPROM devices comprising charge-trapping gate insulators characterised by three-dimensional arrangements, e.g. with cells on different height levels with source and drain on different levels, e.g. with sloping channels the channels comprising vertical portions, e.g. U-shaped channels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/401—Multistep manufacturing processes
- H01L29/4011—Multistep manufacturing processes for data storage electrodes
- H01L29/40117—Multistep manufacturing processes for data storage electrodes the electrodes comprising a charge-trapping insulator
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7827—Vertical transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B43/00—EEPROM devices comprising charge-trapping gate insulators
- H10B43/30—EEPROM devices comprising charge-trapping gate insulators characterised by the memory core region
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B43/00—EEPROM devices comprising charge-trapping gate insulators
- H10B43/30—EEPROM devices comprising charge-trapping gate insulators characterised by the memory core region
- H10B43/35—EEPROM devices comprising charge-trapping gate insulators characterised by the memory core region with cell select transistors, e.g. NAND
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B43/00—EEPROM devices comprising charge-trapping gate insulators
- H10B43/40—EEPROM devices comprising charge-trapping gate insulators characterised by the peripheral circuit region
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018045682A JP2019161010A (ja) | 2018-03-13 | 2018-03-13 | 半導体装置 |
JP2018-045682 | 2018-03-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110277400A CN110277400A (zh) | 2019-09-24 |
CN110277400B true CN110277400B (zh) | 2023-10-13 |
Family
ID=67904587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810817123.2A Active CN110277400B (zh) | 2018-03-13 | 2018-07-24 | 半导体装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10840258B2 (zh) |
JP (1) | JP2019161010A (zh) |
CN (1) | CN110277400B (zh) |
TW (1) | TWI690064B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7304413B2 (ja) * | 2018-10-18 | 2023-07-06 | 長江存儲科技有限責任公司 | ジグザグスリット構造を有する三次元メモリデバイスおよびそれを形成するための方法 |
JP2021150493A (ja) * | 2020-03-19 | 2021-09-27 | キオクシア株式会社 | 半導体記憶装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106531740A (zh) * | 2015-09-10 | 2017-03-22 | 株式会社东芝 | 半导体存储装置 |
CN107195632A (zh) * | 2016-03-10 | 2017-09-22 | 东芝存储器株式会社 | 半导体装置及其制造方法 |
CN107302002A (zh) * | 2016-04-13 | 2017-10-27 | 东芝存储器株式会社 | 半导体装置及其制造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101989514B1 (ko) | 2012-07-11 | 2019-06-14 | 삼성전자주식회사 | 반도체 소자 및 그 제조 방법 |
KR20140018541A (ko) * | 2012-08-02 | 2014-02-13 | 에스케이하이닉스 주식회사 | 비휘발성 메모리 장치 및 그 제조 방법 |
JP2016171280A (ja) * | 2015-03-16 | 2016-09-23 | 株式会社東芝 | 半導体記憶装置の製造方法 |
US9530697B1 (en) * | 2015-09-09 | 2016-12-27 | Kabushiki Kaisha Toshiba | Semiconductor memory device and method for manufacturing same |
US9991276B2 (en) * | 2015-09-11 | 2018-06-05 | Toshiba Memory Corporation | Semiconductor device |
US10074665B2 (en) * | 2015-09-11 | 2018-09-11 | Toshiba Memory Corporation | Three-dimensional semiconductor memory device including slit with lateral surfaces having periodicity |
US9780105B2 (en) | 2015-12-30 | 2017-10-03 | Toshiba Memory Corporation | Semiconductor memory device including a plurality of columnar structures and a plurality of electrode films |
US9793283B1 (en) * | 2016-09-28 | 2017-10-17 | Sandisk Technologies Llc | High conductivity channel for 3D memory |
-
2018
- 2018-03-13 JP JP2018045682A patent/JP2019161010A/ja active Pending
- 2018-06-22 TW TW107121476A patent/TWI690064B/zh active
- 2018-07-24 CN CN201810817123.2A patent/CN110277400B/zh active Active
- 2018-08-22 US US16/109,381 patent/US10840258B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106531740A (zh) * | 2015-09-10 | 2017-03-22 | 株式会社东芝 | 半导体存储装置 |
CN107195632A (zh) * | 2016-03-10 | 2017-09-22 | 东芝存储器株式会社 | 半导体装置及其制造方法 |
CN107302002A (zh) * | 2016-04-13 | 2017-10-27 | 东芝存储器株式会社 | 半导体装置及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
US10840258B2 (en) | 2020-11-17 |
TW201939729A (zh) | 2019-10-01 |
TWI690064B (zh) | 2020-04-01 |
JP2019161010A (ja) | 2019-09-19 |
US20190287989A1 (en) | 2019-09-19 |
CN110277400A (zh) | 2019-09-24 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: Tokyo Applicant after: Kaixia Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. Address after: Tokyo Applicant after: TOSHIBA MEMORY Corp. Address before: Tokyo Applicant before: Pangea Co.,Ltd. |
|
CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220128 Address after: Tokyo Applicant after: Pangea Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
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TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |