KR20040105194A - 플래시 메모리 소자의 제조 방법 - Google Patents
플래시 메모리 소자의 제조 방법 Download PDFInfo
- Publication number
- KR20040105194A KR20040105194A KR1020030036500A KR20030036500A KR20040105194A KR 20040105194 A KR20040105194 A KR 20040105194A KR 1020030036500 A KR1020030036500 A KR 1020030036500A KR 20030036500 A KR20030036500 A KR 20030036500A KR 20040105194 A KR20040105194 A KR 20040105194A
- Authority
- KR
- South Korea
- Prior art keywords
- gate electrode
- threshold voltage
- ion implantation
- spike annealing
- film
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 238000000137 annealing Methods 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 239000004065 semiconductor Substances 0.000 claims abstract description 17
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 34
- 238000005468 ion implantation Methods 0.000 claims description 21
- 239000002019 doping agent Substances 0.000 claims description 13
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 3
- 238000002513 implantation Methods 0.000 claims 1
- 150000002500 ions Chemical class 0.000 abstract description 28
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 16
- 229920005591 polysilicon Polymers 0.000 description 16
- 229910052796 boron Inorganic materials 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 7
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 229910052731 fluorine Inorganic materials 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 150000004767 nitrides Chemical class 0.000 description 6
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 6
- 229910021342 tungsten silicide Inorganic materials 0.000 description 6
- 239000011737 fluorine Substances 0.000 description 5
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- 238000001505 atmospheric-pressure chemical vapour deposition Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 4
- -1 BF2 ions Chemical class 0.000 description 3
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 238000010943 off-gassing Methods 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 238000009279 wet oxidation reaction Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 1
- 229910017855 NH 4 F Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 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
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
-
- 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
- H01L21/26506—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors
- H01L21/26513—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors of electrically active species
-
- 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
- H01L21/2658—Bombardment with radiation with high-energy radiation producing ion implantation of a molecular ion, e.g. decaborane
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
-
- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1025—Channel region of field-effect devices
- H01L29/1029—Channel region of field-effect devices of field-effect transistors
- H01L29/1033—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure
- H01L29/105—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure with vertical doping variation
-
- 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
-
- 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
- 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
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66825—Unipolar field-effect transistors with an insulated gate, i.e. MISFET with a floating gate
-
- 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
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/788—Field effect transistors with field effect produced by an insulated gate with floating gate
- H01L29/7881—Programmable transistors with only two possible levels of programmation
- H01L29/7883—Programmable transistors with only two possible levels of programmation charging by tunnelling of carriers, e.g. Fowler-Nordheim tunnelling
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (4)
- 반도체 기판에 문턱 전압 조절을 위한 이온 주입을 실시하는 단계;이온 주입된 도펀트의 도핑 농도 및 형상을 제어하기 위한 스파이크 어닐링을 실시하는 단계;상기 반도체 기판 상에 활성영역과 필드영역간의 분리를 위한 소자 분리막을 형성하는 단계;상기 활성영역 상에 터널 산화막, 플로팅 게이트 전극, 유전체막 및 컨트롤 게이트 전극이 적층된 형태의 게이트 전극을 형성하는 단계; 및상기 게이트 전극 양측의 상기 반도체 기판에 정션 형성을 위한 이온주입을 실시하여 DDD구조의 정션을 형성하는 단계를 포함하는 것을 특징으로 하는 플래시 메모리 소자의 제조 방법.
- 제 1 항에 있어서,상기 문턱 전압 조절을 위한 이온주입은 P 타입의 도펀트를 사용하여 5 내지 50 KeV의 이온주입 에너지로 1E11 내지 1E13 ion/㎠의 도즈로 주입하는 것을 특징으로 하는 플래시 메모리 소자의 제조 방법.
- 제 2 항에 있어서,상기 P 타입의 도펀트는 BF2인 것을 특징으로 하는 플래시 메모리 소자의 제조 방법.
- 제 1 항에 있어서,상기 스파이크 어닐링은 NH3, H2또는 N2분위기 하에서 900 내지 1100℃의 온도로 실시하고, 승온속도는 100 내지 250 ℃/sec 인 것을 특징으로 하는 플래시 메모리 소자의 제조 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030036500A KR100554830B1 (ko) | 2003-06-05 | 2003-06-05 | 플래시 메모리 소자의 제조 방법 |
US10/727,470 US6869848B2 (en) | 2003-06-05 | 2003-12-04 | Method of manufacturing flash memory device |
JP2003413087A JP4292067B2 (ja) | 2003-06-05 | 2003-12-11 | フラッシュメモリ素子の製造方法 |
TW092137145A TWI266388B (en) | 2003-06-05 | 2003-12-26 | Method of manufacturing flash memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030036500A KR100554830B1 (ko) | 2003-06-05 | 2003-06-05 | 플래시 메모리 소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040105194A true KR20040105194A (ko) | 2004-12-14 |
KR100554830B1 KR100554830B1 (ko) | 2006-02-22 |
Family
ID=33487904
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030036500A KR100554830B1 (ko) | 2003-06-05 | 2003-06-05 | 플래시 메모리 소자의 제조 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6869848B2 (ko) |
JP (1) | JP4292067B2 (ko) |
KR (1) | KR100554830B1 (ko) |
TW (1) | TWI266388B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100810411B1 (ko) * | 2006-09-21 | 2008-03-04 | 주식회사 하이닉스반도체 | 반도체 소자의 소자 분리막 형성방법 |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100587677B1 (ko) * | 2004-03-18 | 2006-06-08 | 삼성전자주식회사 | 전계효과 트랜지스터 구조 및 그의 제조방법 |
US7553729B2 (en) * | 2006-05-26 | 2009-06-30 | Hynix Semiconductor Inc. | Method of manufacturing non-volatile memory device |
KR100799020B1 (ko) * | 2006-06-30 | 2008-01-28 | 주식회사 하이닉스반도체 | 반도체 메모리 소자의 제조방법 |
US8643101B2 (en) | 2011-04-20 | 2014-02-04 | United Microelectronics Corp. | High voltage metal oxide semiconductor device having a multi-segment isolation structure |
US8581338B2 (en) | 2011-05-12 | 2013-11-12 | United Microelectronics Corp. | Lateral-diffused metal oxide semiconductor device (LDMOS) and fabrication method thereof |
US8501603B2 (en) | 2011-06-15 | 2013-08-06 | United Microelectronics Corp. | Method for fabricating high voltage transistor |
US8592905B2 (en) | 2011-06-26 | 2013-11-26 | United Microelectronics Corp. | High-voltage semiconductor device |
US20130043513A1 (en) | 2011-08-19 | 2013-02-21 | United Microelectronics Corporation | Shallow trench isolation structure and fabricating method thereof |
US8729599B2 (en) | 2011-08-22 | 2014-05-20 | United Microelectronics Corp. | Semiconductor device |
US8921937B2 (en) | 2011-08-24 | 2014-12-30 | United Microelectronics Corp. | High voltage metal-oxide-semiconductor transistor device and method of fabricating the same |
US8742498B2 (en) | 2011-11-03 | 2014-06-03 | United Microelectronics Corp. | High voltage semiconductor device and fabricating method thereof |
US8482063B2 (en) | 2011-11-18 | 2013-07-09 | United Microelectronics Corporation | High voltage semiconductor device |
US8587058B2 (en) | 2012-01-02 | 2013-11-19 | United Microelectronics Corp. | Lateral diffused metal-oxide-semiconductor device |
US8492835B1 (en) | 2012-01-20 | 2013-07-23 | United Microelectronics Corporation | High voltage MOSFET device |
US9093296B2 (en) | 2012-02-09 | 2015-07-28 | United Microelectronics Corp. | LDMOS transistor having trench structures extending to a buried layer |
TWI523196B (zh) | 2012-02-24 | 2016-02-21 | 聯華電子股份有限公司 | 高壓金氧半導體電晶體元件及其佈局圖案 |
US8890144B2 (en) | 2012-03-08 | 2014-11-18 | United Microelectronics Corp. | High voltage semiconductor device |
US9236471B2 (en) | 2012-04-24 | 2016-01-12 | United Microelectronics Corp. | Semiconductor structure and method for manufacturing the same |
US9159791B2 (en) | 2012-06-06 | 2015-10-13 | United Microelectronics Corp. | Semiconductor device comprising a conductive region |
US8836067B2 (en) | 2012-06-18 | 2014-09-16 | United Microelectronics Corp. | Transistor device and manufacturing method thereof |
US8674441B2 (en) | 2012-07-09 | 2014-03-18 | United Microelectronics Corp. | High voltage metal-oxide-semiconductor transistor device |
US8643104B1 (en) | 2012-08-14 | 2014-02-04 | United Microelectronics Corp. | Lateral diffusion metal oxide semiconductor transistor structure |
US8729631B2 (en) | 2012-08-28 | 2014-05-20 | United Microelectronics Corp. | MOS transistor |
US9196717B2 (en) | 2012-09-28 | 2015-11-24 | United Microelectronics Corp. | High voltage metal-oxide-semiconductor transistor device |
US8829611B2 (en) | 2012-09-28 | 2014-09-09 | United Microelectronics Corp. | High voltage metal-oxide-semiconductor transistor device |
US8704304B1 (en) | 2012-10-05 | 2014-04-22 | United Microelectronics Corp. | Semiconductor structure |
US20140110777A1 (en) | 2012-10-18 | 2014-04-24 | United Microelectronics Corp. | Trench gate metal oxide semiconductor field effect transistor and fabricating method thereof |
US9224857B2 (en) | 2012-11-12 | 2015-12-29 | United Microelectronics Corp. | Semiconductor structure and method for manufacturing the same |
US9035425B2 (en) | 2013-05-02 | 2015-05-19 | United Microelectronics Corp. | Semiconductor integrated circuit |
US8896057B1 (en) | 2013-05-14 | 2014-11-25 | United Microelectronics Corp. | Semiconductor structure and method for manufacturing the same |
US8786362B1 (en) | 2013-06-04 | 2014-07-22 | United Microelectronics Corporation | Schottky diode having current leakage protection structure and current leakage protecting method of the same |
US8941175B2 (en) | 2013-06-17 | 2015-01-27 | United Microelectronics Corp. | Power array with staggered arrangement for improving on-resistance and safe operating area |
US9136375B2 (en) | 2013-11-21 | 2015-09-15 | United Microelectronics Corp. | Semiconductor structure |
US9490360B2 (en) | 2014-02-19 | 2016-11-08 | United Microelectronics Corp. | Semiconductor device and operating method thereof |
CN109494224B (zh) * | 2017-09-08 | 2020-12-01 | 华邦电子股份有限公司 | 非挥发性存储器装置及其制造方法 |
TWI694447B (zh) * | 2019-08-23 | 2020-05-21 | 卡比科技有限公司 | 非揮發式記憶體 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6124608A (en) * | 1997-12-18 | 2000-09-26 | Advanced Micro Devices, Inc. | Non-volatile trench semiconductor device having a shallow drain region |
US6087222A (en) * | 1998-03-05 | 2000-07-11 | Taiwan Semiconductor Manufacturing Company | Method of manufacture of vertical split gate flash memory device |
JP2002141420A (ja) * | 2000-10-31 | 2002-05-17 | Mitsubishi Electric Corp | 半導体装置及びその製造方法 |
-
2003
- 2003-06-05 KR KR1020030036500A patent/KR100554830B1/ko active IP Right Grant
- 2003-12-04 US US10/727,470 patent/US6869848B2/en not_active Expired - Lifetime
- 2003-12-11 JP JP2003413087A patent/JP4292067B2/ja not_active Expired - Lifetime
- 2003-12-26 TW TW092137145A patent/TWI266388B/zh not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100810411B1 (ko) * | 2006-09-21 | 2008-03-04 | 주식회사 하이닉스반도체 | 반도체 소자의 소자 분리막 형성방법 |
US7429519B2 (en) | 2006-09-21 | 2008-09-30 | Hynix Semiconductor Inc. | Method of forming isolation layer of semiconductor device |
Also Published As
Publication number | Publication date |
---|---|
JP2004363549A (ja) | 2004-12-24 |
TWI266388B (en) | 2006-11-11 |
US6869848B2 (en) | 2005-03-22 |
US20040248366A1 (en) | 2004-12-09 |
JP4292067B2 (ja) | 2009-07-08 |
TW200428602A (en) | 2004-12-16 |
KR100554830B1 (ko) | 2006-02-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100554830B1 (ko) | 플래시 메모리 소자의 제조 방법 | |
KR20040037569A (ko) | 반도체 소자의 트랜지스터 및 그 제조 방법 | |
KR100554836B1 (ko) | 플래시 메모리 소자의 제조방법 | |
US6528847B2 (en) | Metal oxide semiconductor device having contoured channel region and elevated source and drain regions | |
US6753232B2 (en) | Method for fabricating semiconductor device | |
US6933214B2 (en) | Method of manufacturing flash memories of semiconductor devices | |
KR100682178B1 (ko) | 시모스(cmos)의 제조 방법 | |
KR100691937B1 (ko) | 반도체 소자의 제조 방법 | |
KR100490303B1 (ko) | 반도체 소자의 제조 방법 | |
KR100379548B1 (ko) | Ldd 구조를 갖는 반도체 장치의 제조방법 | |
KR101072996B1 (ko) | 반도체 소자의 제조방법 | |
KR100607316B1 (ko) | 플래시 소자의 제조 방법 | |
KR100618680B1 (ko) | 폴리 실리콘층 형성 방법 | |
KR100466193B1 (ko) | 반도체 메모리 소자의 제조 방법 | |
KR100524464B1 (ko) | 반도체 소자의 제조 방법 | |
KR100972695B1 (ko) | 반도체 소자의 제조 방법 | |
KR20030046207A (ko) | 플래쉬 메모리 셀의 제조 방법 | |
KR20050067822A (ko) | 반도체 소자의 제조 방법 | |
KR100494344B1 (ko) | 반도체소자의 제조방법 | |
KR20040055460A (ko) | 반도체소자의 엘디디 형성방법 | |
KR20040006418A (ko) | 반도체 소자의 제조 방법 | |
KR20050113924A (ko) | 반도체 소자의 제조방법 | |
KR20040003492A (ko) | 플래시 메모리 셀의 제조 방법 | |
KR20030002819A (ko) | 반도체장치의 제조방법 | |
KR20020089615A (ko) | 플래쉬 메모리 소자의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130128 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20140122 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20150121 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20160121 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20170124 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20180122 Year of fee payment: 13 |