CN100547768C - 非易失性存储器的制作方法 - Google Patents
非易失性存储器的制作方法 Download PDFInfo
- Publication number
- CN100547768C CN100547768C CNB2006101717229A CN200610171722A CN100547768C CN 100547768 C CN100547768 C CN 100547768C CN B2006101717229 A CNB2006101717229 A CN B2006101717229A CN 200610171722 A CN200610171722 A CN 200610171722A CN 100547768 C CN100547768 C CN 100547768C
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- Prior art keywords
- conductor layer
- dielectric layer
- layer
- nonvolatile memory
- source electrode
- Prior art date
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- 230000015654 memory Effects 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 85
- 238000004519 manufacturing process Methods 0.000 title claims description 51
- 239000004020 conductor Substances 0.000 claims abstract description 116
- 239000000758 substrate Substances 0.000 claims abstract description 54
- 238000000059 patterning Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 18
- 229910021332 silicide Inorganic materials 0.000 claims description 16
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 16
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 15
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 8
- 230000008569 process Effects 0.000 abstract description 9
- 230000005641 tunneling Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 171
- 238000005516 engineering process Methods 0.000 description 14
- 238000007667 floating Methods 0.000 description 8
- 238000005229 chemical vapour deposition Methods 0.000 description 5
- 230000001808 coupling effect Effects 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 238000004380 ashing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000001259 photo etching Methods 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZXEYZECDXFPJRJ-UHFFFAOYSA-N $l^{3}-silane;platinum Chemical compound [SiH3].[Pt] ZXEYZECDXFPJRJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229910021339 platinum silicide Inorganic materials 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 229910021341 titanium silicide Inorganic materials 0.000 description 1
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical group [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 1
- 229910021342 tungsten silicide Inorganic materials 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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Abstract
Description
Claims (18)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101717229A CN100547768C (zh) | 2006-12-19 | 2006-12-19 | 非易失性存储器的制作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101717229A CN100547768C (zh) | 2006-12-19 | 2006-12-19 | 非易失性存储器的制作方法 |
Publications (2)
Publication Number | Publication Date |
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CN101207089A CN101207089A (zh) | 2008-06-25 |
CN100547768C true CN100547768C (zh) | 2009-10-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2006101717229A Active CN100547768C (zh) | 2006-12-19 | 2006-12-19 | 非易失性存储器的制作方法 |
Country Status (1)
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CN (1) | CN100547768C (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102130065B (zh) * | 2010-01-18 | 2013-09-11 | 上海华虹Nec电子有限公司 | Eeprom的栅极制造方法及其制造的栅极 |
CN114156271A (zh) * | 2015-04-30 | 2022-03-08 | 联华电子股份有限公司 | 静态随机存取存储器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1267915A (zh) * | 1999-03-18 | 2000-09-27 | 株式会社东芝 | 非易失性半导体存储装置及其制造方法 |
JP2000269466A (ja) * | 1999-03-15 | 2000-09-29 | Toshiba Corp | 半導体装置及び不揮発性半導体記憶装置の製造方法 |
US6962850B2 (en) * | 2003-10-01 | 2005-11-08 | Chartered Semiconductor Manufacturing Ltd. | Process to manufacture nonvolatile MOS memory device |
CN1790679A (zh) * | 2004-11-11 | 2006-06-21 | 三星电子株式会社 | 形成具有浮栅的非易失性存储器件的方法 |
-
2006
- 2006-12-19 CN CNB2006101717229A patent/CN100547768C/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000269466A (ja) * | 1999-03-15 | 2000-09-29 | Toshiba Corp | 半導体装置及び不揮発性半導体記憶装置の製造方法 |
CN1267915A (zh) * | 1999-03-18 | 2000-09-27 | 株式会社东芝 | 非易失性半导体存储装置及其制造方法 |
US6962850B2 (en) * | 2003-10-01 | 2005-11-08 | Chartered Semiconductor Manufacturing Ltd. | Process to manufacture nonvolatile MOS memory device |
CN1790679A (zh) * | 2004-11-11 | 2006-06-21 | 三星电子株式会社 | 形成具有浮栅的非易失性存储器件的方法 |
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Publication number | Publication date |
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CN101207089A (zh) | 2008-06-25 |
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Owner name: POWERCHIP TECHNOLOGY CO., LTD. Free format text: FORMER NAME: POWERCHIP SEMICONDUCTOR CORP. |
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CP01 | Change in the name or title of a patent holder |
Address after: Hsinchu Science Park, Taiwan, China Co-patentee after: Renesas Technology Corp. Patentee after: Powerchip Technology Corp. Address before: Hsinchu Science Park, Taiwan, China Co-patentee before: Renesas Technology Corp. Patentee before: Powerchip Semiconductor Corp. |
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Effective date of registration: 20211206 Address after: Hsinchu Science Industrial Park, Taiwan, China Patentee after: Powerchip Technology Corp. Patentee after: Renesas Electronics Corp. Address before: Hsinchu Science Industrial Park, Taiwan, China Patentee before: Powerchip Technology Corp. Patentee before: Renesas Electronics Corp. Effective date of registration: 20211206 Address after: Hsinchu Science Industrial Park, Taiwan, China Patentee after: Powerchip Technology Corp. Patentee after: Renesas Electronics Corp. Address before: Hsinchu Science Industrial Park, Taiwan, China Patentee before: Powerchip Technology Corp. Patentee before: Renesas Technology Corp. |
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