KR20030095202A - 캐패시터를 구비한 반도체 장치 - Google Patents
캐패시터를 구비한 반도체 장치 Download PDFInfo
- Publication number
- KR20030095202A KR20030095202A KR10-2003-0008684A KR20030008684A KR20030095202A KR 20030095202 A KR20030095202 A KR 20030095202A KR 20030008684 A KR20030008684 A KR 20030008684A KR 20030095202 A KR20030095202 A KR 20030095202A
- Authority
- KR
- South Korea
- Prior art keywords
- capacitor
- film
- conductive film
- insulating film
- semiconductor device
- 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.)
- Ceased
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 262
- 239000004065 semiconductor Substances 0.000 title claims abstract description 217
- 239000000758 substrate Substances 0.000 claims abstract description 98
- 239000011229 interlayer Substances 0.000 claims description 71
- 238000000034 method Methods 0.000 claims description 20
- 238000002955 isolation Methods 0.000 claims description 16
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 abstract description 24
- 239000010408 film Substances 0.000 description 441
- 239000010410 layer Substances 0.000 description 118
- 238000004519 manufacturing process Methods 0.000 description 54
- 230000000694 effects Effects 0.000 description 18
- 238000009413 insulation Methods 0.000 description 11
- 239000012789 electroconductive film Substances 0.000 description 7
- 238000005530 etching Methods 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000005468 ion implantation Methods 0.000 description 4
- -1 oxygen ions Chemical class 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 2
- 229910002113 barium titanate Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 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 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 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
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/5222—Capacitive arrangements or effects of, or between wiring layers
- H01L23/5223—Capacitor integral with wiring layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76895—Local interconnects; Local pads, as exemplified by patent document EP0896365
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/03—Making the capacitor or connections thereto
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/09—Manufacture or treatment with simultaneous manufacture of the peripheral circuit region and memory cells
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Semiconductor Integrated Circuits (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (3)
- 반도체 기판과,상기 반도체 기판의 주표면과 평행한 상부 표면을 갖고, 그 상부 표면으로부터 소정 깊이에 걸쳐 형성된 제1 오목부와, 상기 상부 표면으로부터 소정 깊이에 걸쳐 형성된 제2 오목부를 갖는 층간 절연막과,상기 제1 오목부에 충전되어, 상기 상부 표면과 연속하는 상부 표면을 갖는 제1 도전성막과,상기 제2 오목부의 표면을 따르도록 형성된 캐패시터 하부 전극과,상기 캐패시터 하부 전극이 형성하는 오목부의 표면을 따르도록 형성된 캐패시터 유전체막과,상기 캐패시터 유전체막이 형성하는 오목부내에 형성된 캐패시터 상부 전극을 구비한 반도체 장치.
- 제1항에 있어서,상기 캐패시터 하부 전극이 형성하는 오목부는, 복수의 홈부를 이용하여 형성되고,상기 캐패시터 유전체막은, 상기 복수의 홈부의 표면 각각을 따르도록 형성되고,상기 캐패시터 상부 전극은, 복수로 분리된 상태에서 상기 캐패시터 유전체막이 형성하는 복수의 오목부 각각의 내측에 형성된 반도체 장치.
- 반도체 기판에 형성된 영역으로서, 트랜지스터가 형성된 소자 형성 영역과,상기 소자 형성 영역을 둘러싸면서, 상부 표면으로부터 소정 깊이에 걸쳐 형성된 오목부를 갖는 소자 분리 절연막과,상기 오목부내에 형성되어, 상기 트랜지스터의 소스/드레인 영역에 전기적으로 접속된 캐패시터를 구비한 반도체 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2002-00165548 | 2002-06-06 | ||
JP2002165548A JP2004014770A (ja) | 2002-06-06 | 2002-06-06 | 半導体装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20030095202A true KR20030095202A (ko) | 2003-12-18 |
Family
ID=29706689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0008684A Ceased KR20030095202A (ko) | 2002-06-06 | 2003-02-12 | 캐패시터를 구비한 반도체 장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6815747B2 (ko) |
JP (1) | JP2004014770A (ko) |
KR (1) | KR20030095202A (ko) |
CN (1) | CN1466222A (ko) |
DE (1) | DE10252818B4 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4787152B2 (ja) * | 2004-04-28 | 2011-10-05 | 富士通セミコンダクター株式会社 | 半導体装置及びその製造方法 |
US20050258512A1 (en) * | 2004-05-21 | 2005-11-24 | Taiwan Semiconductor Manufacturing Co., Ltd. | Topographically elevated microelectronic capacitor structure |
JP4897201B2 (ja) * | 2004-05-31 | 2012-03-14 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US20060157776A1 (en) * | 2005-01-20 | 2006-07-20 | Cheng-Hung Chang | System and method for contact module processing |
KR100802222B1 (ko) * | 2006-05-17 | 2008-02-11 | 주식회사 하이닉스반도체 | 반도체 소자의 제조 방법 |
US7619872B2 (en) * | 2006-05-31 | 2009-11-17 | Intel Corporation | Embedded electrolytic capacitor |
US7732889B2 (en) * | 2007-05-24 | 2010-06-08 | Akros Silicon Inc. | Capacitor structure in a semiconductor device |
JP2008205165A (ja) * | 2007-02-20 | 2008-09-04 | Toshiba Corp | 半導体集積回路装置 |
KR100862870B1 (ko) * | 2007-05-10 | 2008-10-09 | 동부일렉트로닉스 주식회사 | 반도체 소자 및 그 제조방법 |
KR101924231B1 (ko) * | 2010-10-29 | 2018-11-30 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 기억 장치 |
US8551856B2 (en) | 2011-09-22 | 2013-10-08 | Northrop Grumman Systems Corporation | Embedded capacitor and method of fabricating the same |
US9929148B1 (en) * | 2017-02-22 | 2018-03-27 | Globalfoundries Inc. | Semiconductor device including buried capacitive structures and a method of forming the same |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3380373B2 (ja) * | 1995-06-30 | 2003-02-24 | 三菱電機株式会社 | 半導体記憶装置及びその製造方法 |
KR100209748B1 (ko) | 1996-01-10 | 1999-07-15 | 구본준 | 반도체 장치의 축전기 제조방법 |
JP2925006B2 (ja) | 1996-07-04 | 1999-07-26 | 日本電気株式会社 | 半導体装置およびその製造方法 |
KR100267093B1 (ko) | 1997-04-29 | 2000-10-02 | 윤종용 | 박막커패시터및그제조방법 |
JPH11186524A (ja) * | 1997-12-24 | 1999-07-09 | Mitsubishi Electric Corp | 半導体装置およびその製造方法 |
JP3505465B2 (ja) | 2000-03-28 | 2004-03-08 | 株式会社東芝 | 半導体装置及びその製造方法 |
EP1146556A1 (en) * | 2000-04-07 | 2001-10-17 | Lucent Technologies Inc. | A process for fabricating an integrated ciruit that has embedded dram and logic devices |
JP3629187B2 (ja) * | 2000-06-28 | 2005-03-16 | 株式会社東芝 | 電気フューズ、この電気フューズを備えた半導体装置及びその製造方法 |
US6333221B1 (en) * | 2000-07-20 | 2001-12-25 | United Microelectronics Corp. | Method for improving planarization of an ILD layer |
JP4573009B2 (ja) * | 2000-08-09 | 2010-11-04 | 日本電気株式会社 | 金属酸化物誘電体膜の気相成長方法 |
KR100399072B1 (ko) * | 2001-05-03 | 2003-09-26 | 주식회사 하이닉스반도체 | 강유전체 메모리 소자의 제조 방법 |
-
2002
- 2002-06-06 JP JP2002165548A patent/JP2004014770A/ja not_active Withdrawn
- 2002-11-13 DE DE10252818A patent/DE10252818B4/de not_active Expired - Fee Related
- 2002-12-10 US US10/315,029 patent/US6815747B2/en not_active Expired - Fee Related
- 2002-12-13 CN CNA021563136A patent/CN1466222A/zh active Pending
-
2003
- 2003-02-12 KR KR10-2003-0008684A patent/KR20030095202A/ko not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US20030227085A1 (en) | 2003-12-11 |
DE10252818A1 (de) | 2004-01-08 |
CN1466222A (zh) | 2004-01-07 |
JP2004014770A (ja) | 2004-01-15 |
DE10252818B4 (de) | 2005-04-14 |
US6815747B2 (en) | 2004-11-09 |
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Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20030212 |
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Comment text: Notification of reason for refusal Patent event date: 20050131 Patent event code: PE09021S01D |
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Patent event date: 20050426 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20050131 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |