CN1577865A - 电荷捕捉记忆单元 - Google Patents
电荷捕捉记忆单元 Download PDFInfo
- Publication number
- CN1577865A CN1577865A CN200410054548.0A CN200410054548A CN1577865A CN 1577865 A CN1577865 A CN 1577865A CN 200410054548 A CN200410054548 A CN 200410054548A CN 1577865 A CN1577865 A CN 1577865A
- Authority
- CN
- China
- Prior art keywords
- channel region
- charge
- trapping
- oxide
- channel
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims description 6
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052732 germanium Inorganic materials 0.000 claims description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 2
- 229910052735 hafnium Inorganic materials 0.000 claims description 2
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 2
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims description 2
- 229910001936 tantalum oxide Inorganic materials 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 230000005684 electric field Effects 0.000 abstract description 8
- 238000009827 uniform distribution Methods 0.000 abstract description 2
- 150000004767 nitrides Chemical class 0.000 description 14
- 238000002955 isolation Methods 0.000 description 10
- 238000005530 etching Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 244000208734 Pisonia aculeata Species 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 239000002784 hot electron Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 2
- 229910021342 tungsten silicide Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Images
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
- H10B43/30—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
- H10B69/00—Erasable-and-programmable ROM [EPROM] devices not provided for in groups H10B41/00 - H10B63/00, e.g. ultraviolet erasable-and-programmable ROM [UVEPROM] devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/69—IGFETs having charge trapping gate insulators, e.g. MNOS transistors
Landscapes
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10333549.8 | 2003-07-23 | ||
DE10333549A DE10333549B3 (de) | 2003-07-23 | 2003-07-23 | Charge-Trapping-Speicherzelle |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1577865A true CN1577865A (zh) | 2005-02-09 |
CN100382323C CN100382323C (zh) | 2008-04-16 |
Family
ID=33521411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100545480A Expired - Fee Related CN100382323C (zh) | 2003-07-23 | 2004-07-23 | 电荷捕捉存储单元 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7087500B2 (zh) |
CN (1) | CN100382323C (zh) |
DE (1) | DE10333549B3 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7595252B2 (en) | 2005-04-01 | 2009-09-29 | Hynix Semiconductor Inc. | Method of manufacturing a semiconductor memory device |
CN101046719B (zh) * | 2006-03-28 | 2011-05-25 | 达诺光电股份有限公司 | 电容式触控面板 |
CN101308867B (zh) * | 2007-05-17 | 2012-07-18 | 三星电子株式会社 | 存储装置及其制造方法和操作方法 |
CN104253131A (zh) * | 2014-07-31 | 2014-12-31 | 上海华力微电子有限公司 | 一种具有凸面栅极结构的B4-Flash |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI277210B (en) * | 2004-10-26 | 2007-03-21 | Nanya Technology Corp | FinFET transistor process |
US20070284650A1 (en) * | 2006-06-07 | 2007-12-13 | Josef Willer | Memory device and a method of forming a memory device |
US7851848B2 (en) * | 2006-11-01 | 2010-12-14 | Macronix International Co., Ltd. | Cylindrical channel charge trapping devices with effectively high coupling ratios |
US8642441B1 (en) * | 2006-12-15 | 2014-02-04 | Spansion Llc | Self-aligned STI with single poly for manufacturing a flash memory device |
US20090323411A1 (en) * | 2008-06-30 | 2009-12-31 | Qimonda Ag | Method including selective treatment of storage layer |
US8551858B2 (en) * | 2010-02-03 | 2013-10-08 | Spansion Llc | Self-aligned SI rich nitride charge trap layer isolation for charge trap flash memory |
TWI668870B (zh) * | 2016-12-15 | 2019-08-11 | 財團法人工業技術研究院 | 電晶體裝置 |
CN112002634A (zh) * | 2020-07-23 | 2020-11-27 | 上海华力微电子有限公司 | 半导体结构的形成方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0888285A (ja) | 1994-09-17 | 1996-04-02 | Toshiba Corp | 不揮発性半導体記憶装置及びその製造方法 |
JP3710880B2 (ja) * | 1996-06-28 | 2005-10-26 | 株式会社東芝 | 不揮発性半導体記憶装置 |
US6194285B1 (en) * | 1999-10-04 | 2001-02-27 | Taiwan Semiconductor Manufacturing Company | Formation of shallow trench isolation (STI) |
WO2002015276A2 (de) * | 2000-08-11 | 2002-02-21 | Infineon Technologies Ag | Speicherzelle, speicherzellenanordnung und herstellungsverfahren |
DE10039441A1 (de) * | 2000-08-11 | 2002-02-28 | Infineon Technologies Ag | Speicherzelle, Speicherzellenanordnung und Herstellungsverfahren |
KR100399350B1 (ko) * | 2001-08-09 | 2003-09-26 | 삼성전자주식회사 | 부유 트랩형 소자를 가지는 비휘발성 반도체 메모리 장치및 그 제조방법 |
US6661053B2 (en) * | 2001-12-18 | 2003-12-09 | Infineon Technologies Ag | Memory cell with trench transistor |
DE10162261B4 (de) * | 2001-12-18 | 2005-09-15 | Infineon Technologies Ag | Speicherzelle mit Grabentransistor |
US6806163B2 (en) * | 2002-07-05 | 2004-10-19 | Taiwan Semiconductor Manufacturing Co., Ltd | Ion implant method for topographic feature corner rounding |
-
2003
- 2003-07-23 DE DE10333549A patent/DE10333549B3/de not_active Expired - Fee Related
-
2004
- 2004-07-19 US US10/894,348 patent/US7087500B2/en not_active Expired - Fee Related
- 2004-07-23 CN CNB2004100545480A patent/CN100382323C/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7595252B2 (en) | 2005-04-01 | 2009-09-29 | Hynix Semiconductor Inc. | Method of manufacturing a semiconductor memory device |
CN101046719B (zh) * | 2006-03-28 | 2011-05-25 | 达诺光电股份有限公司 | 电容式触控面板 |
CN101308867B (zh) * | 2007-05-17 | 2012-07-18 | 三星电子株式会社 | 存储装置及其制造方法和操作方法 |
CN104253131A (zh) * | 2014-07-31 | 2014-12-31 | 上海华力微电子有限公司 | 一种具有凸面栅极结构的B4-Flash |
Also Published As
Publication number | Publication date |
---|---|
DE10333549B3 (de) | 2005-01-13 |
US20050045963A1 (en) | 2005-03-03 |
US7087500B2 (en) | 2006-08-08 |
CN100382323C (zh) | 2008-04-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8159018B2 (en) | Non-volatile memory device | |
JP5096929B2 (ja) | 台形のビット線を有するメモリ装置、およびその製造方法 | |
US20080237684A1 (en) | Method of manufacturing a nanowire transistor, a nanowire transistor structure, a nanowire transistor field | |
CN1806334A (zh) | 非易失性存储器件 | |
US20070047304A1 (en) | Non-volatile semiconductor memory device and method of manufacturing the same | |
CN1708855A (zh) | 具有u字型栅极结构的半导体器件 | |
EP3815149B1 (en) | Split-gate flash memory cell with varying insulation gate oxides, and method of forming same | |
US20070205459A1 (en) | Nonvolatile memory devices and methods of forming the same | |
JP2011507230A (ja) | メモリセルおよびその製造方法 | |
CN1875489A (zh) | 制造垂直场效应晶体管的方法和场效应晶体管 | |
CN1762048A (zh) | 多位非易失性存储器器件及其方法 | |
CN2718786Y (zh) | 半导体组件 | |
US10600881B2 (en) | Tunneling field-effect transistor and fabrication method thereof | |
CN113169175A (zh) | 具有鳍式场效应晶体管结构和hkmg存储器和逻辑栅的分裂栅非易失性存储器单元及其制备方法 | |
CN1577865A (zh) | 电荷捕捉记忆单元 | |
US6717224B2 (en) | Flash memory cell and method for fabricating a flash | |
US20240136444A1 (en) | Flash Memory Device with Three-Dimensional Half Structure and Methods for Forming the Same | |
US20080296638A1 (en) | Semiconductor device and method of manufacturing the same | |
CN112420831A (zh) | 半导体结构及其形成方法 | |
CN1694242A (zh) | 制造闪存器件的方法 | |
CN116504614A (zh) | 非挥发性内存元件的制造方法 | |
CN1309056C (zh) | 非易失存储器的结构与制造方法 | |
KR100742758B1 (ko) | 플래시 메모리 소자 및 그 제조방법 | |
US12225723B2 (en) | Non-volatile memory device | |
KR102763644B1 (ko) | 워드 라인 게이트 위에 배치된 소거 게이트를 갖는 스플릿 게이트, 2-비트 비휘발성 메모리 셀, 및 그 제조 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Munich, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120926 Address after: Munich, Germany Patentee after: QIMONDA AG Address before: Munich, Germany Patentee before: Infineon Technologies AG |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160114 Address after: German Berg, Laura Ibiza Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: QIMONDA AG |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080416 Termination date: 20160723 |
|
CF01 | Termination of patent right due to non-payment of annual fee |