CN1155029C - 埋置式电容器的装设方法和用这种方法装设的埋置式电容器 - Google Patents
埋置式电容器的装设方法和用这种方法装设的埋置式电容器 Download PDFInfo
- Publication number
- CN1155029C CN1155029C CNB988059134A CN98805913A CN1155029C CN 1155029 C CN1155029 C CN 1155029C CN B988059134 A CNB988059134 A CN B988059134A CN 98805913 A CN98805913 A CN 98805913A CN 1155029 C CN1155029 C CN 1155029C
- Authority
- CN
- China
- Prior art keywords
- capacitor
- substrate
- eyelet
- groove
- metal
- 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.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 230000004888 barrier function Effects 0.000 claims description 20
- 239000004411 aluminium Substances 0.000 abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052721 tungsten Inorganic materials 0.000 abstract description 6
- 239000010937 tungsten Substances 0.000 abstract description 6
- 239000004065 semiconductor Substances 0.000 abstract description 2
- 238000005530 etching Methods 0.000 abstract 2
- 239000010410 layer Substances 0.000 description 31
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 17
- 229920005591 polysilicon Polymers 0.000 description 17
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 13
- 239000000945 filler Substances 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 238000002955 isolation Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- XUIMIQQOPSSXEZ-RNFDNDRNSA-N silicon-32 atom Chemical compound [32Si] XUIMIQQOPSSXEZ-RNFDNDRNSA-N 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
-
- 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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/92—Capacitors having potential barriers
- H01L29/94—Metal-insulator-semiconductors, e.g. MOS
- H01L29/945—Trench capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9702182A SE510455C2 (sv) | 1997-06-06 | 1997-06-06 | Förfarande för att anordna en begravd kondensator och en begravd kondensator anordnad enligt förfarandet |
SE97021828 | 1997-06-06 | ||
SE9702182-8 | 1997-06-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1259225A CN1259225A (zh) | 2000-07-05 |
CN1155029C true CN1155029C (zh) | 2004-06-23 |
Family
ID=20407294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB988059134A Expired - Fee Related CN1155029C (zh) | 1997-06-06 | 1998-06-04 | 埋置式电容器的装设方法和用这种方法装设的埋置式电容器 |
Country Status (10)
Country | Link |
---|---|
US (1) | US6140199A (zh) |
EP (1) | EP1025570A2 (zh) |
JP (1) | JP2002503395A (zh) |
KR (1) | KR20010013492A (zh) |
CN (1) | CN1155029C (zh) |
AU (1) | AU8047298A (zh) |
CA (1) | CA2292664A1 (zh) |
SE (1) | SE510455C2 (zh) |
TW (1) | TW385515B (zh) |
WO (1) | WO1998056020A2 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6339228B1 (en) * | 1999-10-27 | 2002-01-15 | International Business Machines Corporation | DRAM cell buried strap leakage measurement structure and method |
DE10158798A1 (de) * | 2001-11-30 | 2003-06-18 | Infineon Technologies Ag | Kondensator und Verfahren zum Herstellen eines Kondensators |
US6953980B2 (en) * | 2002-06-11 | 2005-10-11 | Semiconductor Components Industries, Llc | Semiconductor filter circuit and method |
US8143659B2 (en) * | 2008-04-14 | 2012-03-27 | Infineon Technologies Ag | Vertical trench capacitor, chip comprising the capacitor, and method for producing the capacitor |
CN103474479B (zh) * | 2012-06-08 | 2016-09-07 | 上海华虹宏力半导体制造有限公司 | 垂直mim电容及其制造方法 |
CN108288653B (zh) * | 2018-01-10 | 2020-01-21 | 嘉善品智联科技有限公司 | 一种具有参考电容的传感器件及其制造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6148956A (ja) * | 1984-08-16 | 1986-03-10 | Toshiba Corp | 半導体装置の製造方法 |
JPH01227468A (ja) * | 1988-03-08 | 1989-09-11 | Oki Electric Ind Co Ltd | 半導体記憶装置 |
JPH0216763A (ja) * | 1988-07-05 | 1990-01-19 | Toshiba Corp | 半導体装置の製造方法 |
WO1990011619A1 (en) * | 1989-03-23 | 1990-10-04 | Grumman Aerospace Corporation | Single trench mosfet-capacitor cell for analog signal processing |
US5013680A (en) * | 1990-07-18 | 1991-05-07 | Micron Technology, Inc. | Process for fabricating a DRAM array having feature widths that transcend the resolution limit of available photolithography |
US5213999A (en) * | 1990-09-04 | 1993-05-25 | Delco Electronics Corporation | Method of metal filled trench buried contacts |
KR960004443B1 (ko) * | 1992-03-19 | 1996-04-03 | 삼성전자주식회사 | 커패시터를 갖는 반도체 장치 및 그 제조방법 |
US5708559A (en) * | 1995-10-27 | 1998-01-13 | International Business Machines Corporation | Precision analog metal-metal capacitor |
US5937296A (en) * | 1996-12-20 | 1999-08-10 | Siemens Aktiengesellschaft | Memory cell that includes a vertical transistor and a trench capacitor |
-
1997
- 1997-06-06 SE SE9702182A patent/SE510455C2/sv not_active IP Right Cessation
-
1998
- 1998-06-04 JP JP50226899A patent/JP2002503395A/ja active Pending
- 1998-06-04 US US09/090,218 patent/US6140199A/en not_active Expired - Fee Related
- 1998-06-04 CA CA002292664A patent/CA2292664A1/en not_active Abandoned
- 1998-06-04 KR KR1019997011498A patent/KR20010013492A/ko not_active Application Discontinuation
- 1998-06-04 WO PCT/SE1998/001063 patent/WO1998056020A2/en not_active Application Discontinuation
- 1998-06-04 AU AU80472/98A patent/AU8047298A/en not_active Abandoned
- 1998-06-04 EP EP98928754A patent/EP1025570A2/en not_active Withdrawn
- 1998-06-04 CN CNB988059134A patent/CN1155029C/zh not_active Expired - Fee Related
- 1998-06-11 TW TW087109300A patent/TW385515B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW385515B (en) | 2000-03-21 |
KR20010013492A (ko) | 2001-02-26 |
CN1259225A (zh) | 2000-07-05 |
WO1998056020A2 (en) | 1998-12-10 |
AU8047298A (en) | 1998-12-21 |
SE9702182D0 (sv) | 1997-06-06 |
WO1998056020A3 (en) | 1999-03-04 |
US6140199A (en) | 2000-10-31 |
SE9702182L (sv) | 1998-12-07 |
EP1025570A2 (en) | 2000-08-09 |
CA2292664A1 (en) | 1998-12-10 |
JP2002503395A (ja) | 2002-01-29 |
SE510455C2 (sv) | 1999-05-25 |
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PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER OWNER: ELLISON TELEPHONE CO., LTD. Effective date: 20040827 |
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Effective date of registration: 20040827 Address after: Munich, Germany Patentee after: Infennian Technologies AG Address before: Stockholm Patentee before: Ericsson Telephone AB |
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