TW200610025A - A floating gate having enhanced charge retention - Google Patents
A floating gate having enhanced charge retentionInfo
- Publication number
- TW200610025A TW200610025A TW094128636A TW94128636A TW200610025A TW 200610025 A TW200610025 A TW 200610025A TW 094128636 A TW094128636 A TW 094128636A TW 94128636 A TW94128636 A TW 94128636A TW 200610025 A TW200610025 A TW 200610025A
- Authority
- TW
- Taiwan
- Prior art keywords
- floating gate
- charge retention
- enhanced charge
- substrate
- source
- Prior art date
Links
- 230000014759 maintenance of location Effects 0.000 title 1
- 239000000758 substrate Substances 0.000 abstract 2
- 230000005641 tunneling Effects 0.000 abstract 2
- 239000004065 semiconductor Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28194—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation by deposition, e.g. evaporation, ALD, CVD, sputtering, laser deposition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28202—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation in a nitrogen-containing ambient, e.g. nitride deposition, growth, oxynitridation, NH3 nitridation, N2O oxidation, thermal nitridation, RTN, plasma nitridation, RPN
-
- 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
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42324—Gate electrodes for transistors with a floating gate
-
- 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
- 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
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/51—Insulating materials associated therewith
- H01L29/517—Insulating materials associated therewith the insulating material comprising a metallic compound, e.g. metal oxide, metal silicate
-
- 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
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/51—Insulating materials associated therewith
- H01L29/518—Insulating materials associated therewith the insulating material containing nitrogen, e.g. nitride, oxynitride, nitrogen-doped material
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/932,198 US20060043463A1 (en) | 2004-09-01 | 2004-09-01 | Floating gate having enhanced charge retention |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200610025A true TW200610025A (en) | 2006-03-16 |
TWI271782B TWI271782B (en) | 2007-01-21 |
Family
ID=35941842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094128636A TWI271782B (en) | 2004-09-01 | 2005-08-22 | A floating gate having enhanced charge retention |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060043463A1 (zh) |
CN (1) | CN1744330A (zh) |
TW (1) | TWI271782B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI408801B (zh) * | 2009-12-30 | 2013-09-11 | Univ Nat Taiwan | 非揮發性記憶體元件及其製造方法 |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8482052B2 (en) * | 2005-01-03 | 2013-07-09 | Macronix International Co., Ltd. | Silicon on insulator and thin film transistor bandgap engineered split gate memory |
TWI297928B (en) * | 2005-01-20 | 2008-06-11 | Macronix Int Co Ltd | Memory cell |
US7253469B2 (en) * | 2005-04-26 | 2007-08-07 | Micron Technology, Inc. | Flash memory device having a graded composition, high dielectric constant gate insulator |
KR100724566B1 (ko) * | 2005-07-29 | 2007-06-04 | 삼성전자주식회사 | 다층구조의 게이트 층간 유전막을 갖는 플래시 메모리 소자및 그 제조방법들 |
EP1818989A3 (en) * | 2006-02-10 | 2010-12-01 | Semiconductor Energy Laboratory Co., Ltd. | Nonvolatile semiconductor storage device and manufacturing method thereof |
US7709402B2 (en) * | 2006-02-16 | 2010-05-04 | Micron Technology, Inc. | Conductive layers for hafnium silicon oxynitride films |
TWI416738B (zh) * | 2006-03-21 | 2013-11-21 | Semiconductor Energy Lab | 非揮發性半導體記憶體裝置 |
EP1837900A3 (en) * | 2006-03-21 | 2008-10-15 | Semiconductor Energy Laboratory Co., Ltd. | Nonvolatile semiconductor memory device |
KR101488516B1 (ko) * | 2006-03-21 | 2015-02-02 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 불휘발성 반도체 기억장치 |
EP1837917A1 (en) | 2006-03-21 | 2007-09-26 | Semiconductor Energy Laboratory Co., Ltd. | Nonvolatile semiconductor memory device |
US8022460B2 (en) * | 2006-03-31 | 2011-09-20 | Semiconductor Energy Laboratory Co., Ltd. | Nonvolatile semiconductor memory device |
US8629490B2 (en) * | 2006-03-31 | 2014-01-14 | Semiconductor Energy Laboratory Co., Ltd. | Nonvolatile semiconductor storage device with floating gate electrode and control gate electrode |
EP1840947A3 (en) * | 2006-03-31 | 2008-08-13 | Semiconductor Energy Laboratory Co., Ltd. | Nonvolatile semiconductor memory device |
US7554854B2 (en) * | 2006-03-31 | 2009-06-30 | Semiconductor Energy Laboratory Co., Ltd. | Method for deleting data from NAND type nonvolatile memory |
US7786526B2 (en) * | 2006-03-31 | 2010-08-31 | Semiconductor Energy Laboratory Co., Ltd. | Nonvolatile semiconductor memory device |
US7588982B2 (en) * | 2006-08-29 | 2009-09-15 | Micron Technology, Inc. | Methods of forming semiconductor constructions and flash memory cells |
US7759747B2 (en) | 2006-08-31 | 2010-07-20 | Micron Technology, Inc. | Tantalum aluminum oxynitride high-κ dielectric |
US20080057659A1 (en) * | 2006-08-31 | 2008-03-06 | Micron Technology, Inc. | Hafnium aluminium oxynitride high-K dielectric and metal gates |
US7776765B2 (en) | 2006-08-31 | 2010-08-17 | Micron Technology, Inc. | Tantalum silicon oxynitride high-k dielectrics and metal gates |
US7605030B2 (en) | 2006-08-31 | 2009-10-20 | Micron Technology, Inc. | Hafnium tantalum oxynitride high-k dielectric and metal gates |
JP4059284B1 (ja) * | 2006-09-29 | 2008-03-12 | 富士ゼロックス株式会社 | 画像形成装置、検査システムおよび検査プログラム |
US20100090265A1 (en) * | 2006-10-19 | 2010-04-15 | Micron Technology, Inc. | High density nanodot nonvolatile memory |
US20080128762A1 (en) * | 2006-10-31 | 2008-06-05 | Vora Madhukar B | Junction isolated poly-silicon gate JFET |
JP4316605B2 (ja) * | 2006-12-22 | 2009-08-19 | 株式会社東芝 | 不揮発性半導体記憶装置およびその製造方法 |
KR100877100B1 (ko) * | 2007-04-16 | 2009-01-09 | 주식회사 하이닉스반도체 | 비휘발성 메모리 소자 제조 방법 |
US8587036B2 (en) * | 2008-12-12 | 2013-11-19 | Ememory Technology Inc. | Non-volatile memory and fabricating method thereof |
CN102044544B (zh) * | 2009-10-13 | 2012-12-05 | 中芯国际集成电路制造(上海)有限公司 | 具有浮动栅的非易失性存储器及其形成方法 |
US8883624B1 (en) | 2013-09-27 | 2014-11-11 | Cypress Semiconductor Corporation | Integration of a memory transistor into high-K, metal gate CMOS process flow |
US11721741B2 (en) * | 2021-04-07 | 2023-08-08 | Taiwan Semiconductor Manufacturing Company Limited | Field-effect transistor and method of forming the same |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6384448B1 (en) * | 2000-02-28 | 2002-05-07 | Micron Technology, Inc. | P-channel dynamic flash memory cells with ultrathin tunnel oxides |
US6207978B1 (en) * | 2000-03-01 | 2001-03-27 | Advanced Micro Devices, Inc. | Flash memory cells having a modulation doped heterojunction structure |
FR2807208B1 (fr) * | 2000-03-29 | 2003-09-05 | St Microelectronics Sa | Dispositif semi-conducteur de memoire non volatile et procede de fabrication correspondant |
MXPA03001223A (es) * | 2000-08-11 | 2003-09-22 | Infineon Technologies Ag | Celda de memoria, dispositivo de celda de memoria y metodo de fabricaccion del mismo. |
JP2002184873A (ja) * | 2000-10-03 | 2002-06-28 | Sony Corp | 不揮発性半導体記憶装置及びその製造方法 |
JP4151229B2 (ja) * | 2000-10-26 | 2008-09-17 | ソニー株式会社 | 不揮発性半導体記憶装置およびその製造方法 |
JP3984020B2 (ja) * | 2000-10-30 | 2007-09-26 | 株式会社東芝 | 不揮発性半導体記憶装置 |
JP2002198446A (ja) * | 2000-12-27 | 2002-07-12 | Fujitsu Ltd | 半導体記憶装置とその製造方法 |
US20020130357A1 (en) * | 2001-03-14 | 2002-09-19 | Hurley Kelly T. | Self-aligned floating gate flash cell system and method |
US6680505B2 (en) * | 2001-03-28 | 2004-01-20 | Kabushiki Kaisha Toshiba | Semiconductor storage element |
US6762463B2 (en) * | 2001-06-09 | 2004-07-13 | Advanced Micro Devices, Inc. | MOSFET with SiGe source/drain regions and epitaxial gate dielectric |
US6960537B2 (en) * | 2001-10-02 | 2005-11-01 | Asm America, Inc. | Incorporation of nitrogen into high k dielectric film |
US6674138B1 (en) * | 2001-12-31 | 2004-01-06 | Advanced Micro Devices, Inc. | Use of high-k dielectric materials in modified ONO structure for semiconductor devices |
US6764898B1 (en) * | 2002-05-16 | 2004-07-20 | Advanced Micro Devices, Inc. | Implantation into high-K dielectric material after gate etch to facilitate removal |
US20040067631A1 (en) * | 2002-10-03 | 2004-04-08 | Haowen Bu | Reduction of seed layer roughness for use in forming SiGe gate electrode |
US6858899B2 (en) * | 2002-10-15 | 2005-02-22 | Matrix Semiconductor, Inc. | Thin film transistor with metal oxide layer and method of making same |
US6657223B1 (en) * | 2002-10-29 | 2003-12-02 | Advanced Micro Devices, Inc. | Strained silicon MOSFET having silicon source/drain regions and method for its fabrication |
US7094671B2 (en) * | 2004-03-22 | 2006-08-22 | Infineon Technologies Ag | Transistor with shallow germanium implantation region in channel |
US7154163B2 (en) * | 2004-05-05 | 2006-12-26 | Supernova Optoelectronics Corp. | Epitaxial structure of gallium nitride series semiconductor device utilizing two buffer layers |
-
2004
- 2004-09-01 US US10/932,198 patent/US20060043463A1/en not_active Abandoned
-
2005
- 2005-08-22 TW TW094128636A patent/TWI271782B/zh active
- 2005-08-30 CN CN200510093451.5A patent/CN1744330A/zh active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI408801B (zh) * | 2009-12-30 | 2013-09-11 | Univ Nat Taiwan | 非揮發性記憶體元件及其製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US20060043463A1 (en) | 2006-03-02 |
CN1744330A (zh) | 2006-03-08 |
TWI271782B (en) | 2007-01-21 |
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