CN106847822A - 3d nand存储器件、制造方法以及台阶校准方法 - Google Patents
3d nand存储器件、制造方法以及台阶校准方法 Download PDFInfo
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- 230000015654 memory Effects 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000000758 substrate Substances 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 4
- 238000005530 etching Methods 0.000 description 6
- 238000004886 process control Methods 0.000 description 5
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- 238000010586 diagram Methods 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
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- H10B41/27—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates 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
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- 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
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Abstract
Description
Claims (12)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710134787.4A CN106847822B (zh) | 2017-03-08 | 2017-03-08 | 3d nand存储器件、制造方法以及台阶校准方法 |
CN202010400546.1A CN111354733B (zh) | 2017-03-08 | 2018-03-02 | 三维存储组件形成过程中阶梯的蚀刻控制方法 |
JP2019548947A JP6883665B2 (ja) | 2017-03-08 | 2018-03-02 | 三次元(3d)メモリ構造および方法 |
PCT/CN2018/077931 WO2018161865A1 (en) | 2017-03-08 | 2018-03-02 | Staircase etch control in forming three-dimensional memory device |
KR1020197028872A KR102337626B1 (ko) | 2017-03-08 | 2018-03-02 | 3차원 메모리 장치를 형성하는 계단식 에칭 |
CN201880005225.2A CN110088900B (zh) | 2017-03-08 | 2018-03-02 | 三维存储组件形成过程中阶梯的蚀刻控制方法 |
TW107107551A TWI650800B (zh) | 2017-03-08 | 2018-03-07 | 立體記憶體元件形成過程中階梯的蝕刻控制方法 |
US16/046,820 US10522474B2 (en) | 2017-03-08 | 2018-07-26 | Staircase etch control in forming three-dimensional memory device |
US16/731,475 US20200203285A1 (en) | 2017-03-08 | 2019-12-31 | Staircase etch control in forming three-dimensional memory device |
US17/888,314 US20230070357A1 (en) | 2017-03-08 | 2022-08-15 | Staircase etch control in forming three-dimensional memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710134787.4A CN106847822B (zh) | 2017-03-08 | 2017-03-08 | 3d nand存储器件、制造方法以及台阶校准方法 |
Publications (2)
Publication Number | Publication Date |
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CN106847822A true CN106847822A (zh) | 2017-06-13 |
CN106847822B CN106847822B (zh) | 2018-11-16 |
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Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
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CN201710134787.4A Active CN106847822B (zh) | 2017-03-08 | 2017-03-08 | 3d nand存储器件、制造方法以及台阶校准方法 |
CN202010400546.1A Active CN111354733B (zh) | 2017-03-08 | 2018-03-02 | 三维存储组件形成过程中阶梯的蚀刻控制方法 |
CN201880005225.2A Active CN110088900B (zh) | 2017-03-08 | 2018-03-02 | 三维存储组件形成过程中阶梯的蚀刻控制方法 |
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Application Number | Title | Priority Date | Filing Date |
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CN202010400546.1A Active CN111354733B (zh) | 2017-03-08 | 2018-03-02 | 三维存储组件形成过程中阶梯的蚀刻控制方法 |
CN201880005225.2A Active CN110088900B (zh) | 2017-03-08 | 2018-03-02 | 三维存储组件形成过程中阶梯的蚀刻控制方法 |
Country Status (6)
Country | Link |
---|---|
US (3) | US10522474B2 (zh) |
JP (1) | JP6883665B2 (zh) |
KR (1) | KR102337626B1 (zh) |
CN (3) | CN106847822B (zh) |
TW (1) | TWI650800B (zh) |
WO (1) | WO2018161865A1 (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107611137A (zh) * | 2017-08-31 | 2018-01-19 | 长江存储科技有限责任公司 | 一种三维存储器件的制造方法及其器件结构 |
CN107818983A (zh) * | 2017-08-25 | 2018-03-20 | 长江存储科技有限责任公司 | 一种标记图形及其形成方法 |
CN108520880A (zh) * | 2018-05-04 | 2018-09-11 | 长江存储科技有限责任公司 | 三维存储器及其制造方法 |
WO2018161865A1 (en) * | 2017-03-08 | 2018-09-13 | Yangtze Memory Technologies Co., Ltd. | Staircase etch control in forming three-dimensional memory device |
CN109950165A (zh) * | 2019-02-19 | 2019-06-28 | 长江存储科技有限责任公司 | 测试结构和测试方法 |
CN110494969A (zh) * | 2019-06-27 | 2019-11-22 | 长江存储科技有限责任公司 | 在形成三维存储器器件的阶梯结构中的标记图案 |
CN110828471A (zh) * | 2019-10-25 | 2020-02-21 | 长江存储科技有限责任公司 | 3d存储器件及其制造方法 |
CN111081708A (zh) * | 2020-01-10 | 2020-04-28 | 长江存储科技有限责任公司 | 一种半导体结构及其制作方法 |
CN111211051A (zh) * | 2020-01-02 | 2020-05-29 | 长江存储科技有限责任公司 | 台阶刻蚀方法、系统、电子设备及计算机可读存储介质 |
CN111584461A (zh) * | 2020-05-26 | 2020-08-25 | 长江存储科技有限责任公司 | 一种监控参照标记形成方法及监控参照标记、三维存储器 |
CN113035732A (zh) * | 2019-06-11 | 2021-06-25 | 长江存储科技有限责任公司 | 三维存储器及三维存储器台阶区域的形成方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109155317B (zh) * | 2018-05-18 | 2019-11-26 | 长江存储科技有限责任公司 | 三维存储器件中的阶梯形成 |
JP7079164B2 (ja) | 2018-07-06 | 2022-06-01 | 株式会社荏原製作所 | 基板洗浄装置および基板洗浄方法 |
US10854616B2 (en) * | 2019-04-22 | 2020-12-01 | Macronix International Co., Ltd. | Semiconductor structure and method forming the same |
CN111326526B (zh) * | 2020-03-16 | 2023-01-31 | 长江存储科技有限责任公司 | 3d存储器件及其制造方法 |
CN112614915B (zh) * | 2020-12-29 | 2022-03-08 | 江苏宜兴德融科技有限公司 | 太阳能电池测试方法和太阳能电池测试中间结构 |
CN112908882B (zh) * | 2021-01-25 | 2022-03-15 | 长江存储科技有限责任公司 | 一种检测方法 |
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KR20190119140A (ko) | 2019-10-21 |
US20190051610A1 (en) | 2019-02-14 |
US20230070357A1 (en) | 2023-03-09 |
CN110088900B (zh) | 2020-06-26 |
WO2018161865A1 (en) | 2018-09-13 |
CN111354733B (zh) | 2021-02-19 |
CN111354733A (zh) | 2020-06-30 |
JP2020511789A (ja) | 2020-04-16 |
CN110088900A (zh) | 2019-08-02 |
TW201834018A (zh) | 2018-09-16 |
US10522474B2 (en) | 2019-12-31 |
CN106847822B (zh) | 2018-11-16 |
US20200203285A1 (en) | 2020-06-25 |
JP6883665B2 (ja) | 2021-06-09 |
TWI650800B (zh) | 2019-02-11 |
KR102337626B1 (ko) | 2021-12-09 |
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