KR20050049612A - 반도체소자의 제조방법 - Google Patents
반도체소자의 제조방법 Download PDFInfo
- Publication number
- KR20050049612A KR20050049612A KR1020030082880A KR20030082880A KR20050049612A KR 20050049612 A KR20050049612 A KR 20050049612A KR 1020030082880 A KR1020030082880 A KR 1020030082880A KR 20030082880 A KR20030082880 A KR 20030082880A KR 20050049612 A KR20050049612 A KR 20050049612A
- Authority
- KR
- South Korea
- Prior art keywords
- tunneling gate
- gate oxide
- oxide film
- ion implantation
- nitrogen ion
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000004065 semiconductor Substances 0.000 title claims abstract description 25
- 230000005641 tunneling Effects 0.000 claims abstract description 59
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 238000005468 ion implantation Methods 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 125000006850 spacer group Chemical group 0.000 claims abstract description 8
- 238000000137 annealing Methods 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 10
- 239000012535 impurity Substances 0.000 description 6
- 238000002955 isolation Methods 0.000 description 6
- 229920005591 polysilicon Polymers 0.000 description 6
- -1 nitrogen ions Chemical class 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 241000293849 Cordylanthus Species 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
Classifications
-
- 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
- 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
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26586—Bombardment with radiation with high-energy radiation producing ion implantation characterised by the angle between the ion beam and the crystal planes or the main crystal surface
-
- 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
- H01L29/40114—Multistep manufacturing processes for data storage electrodes the electrodes comprising a conductor-insulator-conductor-insulator-semiconductor structure
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Ceramic Engineering (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (7)
- 반도체기판의 활성영역에 터널링 게이트산화막을 성장시키는 단계와,상기 터널링 게이트산화막 위에 터널링게이트를 형성하는 단계와,상기 터널링게이트를 마스크로 하여 상기 기판 전면에 질소이온주입을 실시하여 상기 터널링 게이트산화막에 질소이온주입층을 형성하는 단계와,상기 터널링게이트의 양측면에 절연 스페이서를 형성하는 단계를 포함하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 1항에 있어서, 상기 질소이온주입 공정은 이온주입 에너지를 100eV∼5KeV로 하고, 상기 질소이온의 농도는 1E14∼1E15 atoms/㎠으로 하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 1항에 있어서, 상기 질소이온주입 공정은 15∼65°각도로 틸트시키는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 1항에 있어서, 상기 터널링 게이트산화막을 성장시킨 다음에 NO/N2O 및 NH3가스 중 어느 하나를 주입하면서 어닐 공정을 진행하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 4항에 있어서, 상기 NO/N2O가스를 주입 시, 상기 어닐 공정은 800∼1000℃의 온도범위에서 10∼60분동안 진행하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 4항에 있어서, 상기 NH3가스를 주입 시, 상기 어닐 공정은 700∼1000℃의 온도범위에서 10∼60분동안 진행하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 1항에 있어서, 상기 터널링 게이트산화막을 성장시키기 이전에 NO/N2O 및 NH3가스 중 어느 하나를 주입하면서 어닐 공정을 진행하는 것을 특징으로 하는 반도체소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030082880A KR101037688B1 (ko) | 2003-11-21 | 2003-11-21 | 반도체소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030082880A KR101037688B1 (ko) | 2003-11-21 | 2003-11-21 | 반도체소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050049612A true KR20050049612A (ko) | 2005-05-27 |
KR101037688B1 KR101037688B1 (ko) | 2011-05-30 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030082880A KR101037688B1 (ko) | 2003-11-21 | 2003-11-21 | 반도체소자의 제조방법 |
Country Status (1)
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KR (1) | KR101037688B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100997781B1 (ko) * | 2003-11-21 | 2010-12-02 | 매그나칩 반도체 유한회사 | 이이피롬 소자의 제조방법 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000003915A (ko) * | 1998-06-30 | 2000-01-25 | 김영환 | 반도체 소자의 게이트 절연막 형성방법 |
KR100336771B1 (ko) * | 1999-11-10 | 2002-05-16 | 박종섭 | 트랜지스터 형성방법 |
KR20030002722A (ko) * | 2001-06-29 | 2003-01-09 | 주식회사 하이닉스반도체 | 반도체 소자의 제조 방법 |
-
2003
- 2003-11-21 KR KR1020030082880A patent/KR101037688B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100997781B1 (ko) * | 2003-11-21 | 2010-12-02 | 매그나칩 반도체 유한회사 | 이이피롬 소자의 제조방법 |
Also Published As
Publication number | Publication date |
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KR101037688B1 (ko) | 2011-05-30 |
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