CN1181511C - C-v线性得以改善的压变电容器及其形成方法 - Google Patents
C-v线性得以改善的压变电容器及其形成方法 Download PDFInfo
- Publication number
- CN1181511C CN1181511C CNB001375687A CN00137568A CN1181511C CN 1181511 C CN1181511 C CN 1181511C CN B001375687 A CNB001375687 A CN B001375687A CN 00137568 A CN00137568 A CN 00137568A CN 1181511 C CN1181511 C CN 1181511C
- Authority
- CN
- China
- Prior art keywords
- voltage
- capacitor
- conductive segment
- variable
- layer
- 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 84
- 238000000034 method Methods 0.000 title claims description 9
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 239000004065 semiconductor Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000011810 insulating material Substances 0.000 claims abstract description 7
- 230000004888 barrier function Effects 0.000 claims description 26
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
- 238000001465 metallisation Methods 0.000 description 11
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/0805—Capacitors only
- H01L27/0808—Varactor diodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/474,681 US6278158B1 (en) | 1999-12-29 | 1999-12-29 | Voltage variable capacitor with improved C-V linearity |
US09/474,681 | 1999-12-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1309401A CN1309401A (zh) | 2001-08-22 |
CN1181511C true CN1181511C (zh) | 2004-12-22 |
Family
ID=23884541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001375687A Expired - Fee Related CN1181511C (zh) | 1999-12-29 | 2000-12-28 | C-v线性得以改善的压变电容器及其形成方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6278158B1 (zh) |
EP (1) | EP1113498A3 (zh) |
JP (1) | JP2001210550A (zh) |
KR (1) | KR100688041B1 (zh) |
CN (1) | CN1181511C (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2001257358A1 (en) * | 2000-05-02 | 2001-11-12 | Paratek Microwave, Inc. | Voltage tuned dielectric varactors with bottom electrodes |
US7151036B1 (en) * | 2002-07-29 | 2006-12-19 | Vishay-Siliconix | Precision high-frequency capacitor formed on semiconductor substrate |
WO2002075780A2 (en) * | 2001-03-21 | 2002-09-26 | Koninklijke Philips Electronics N.V. | Electronic device having dielectric material of high dielectric constant |
DE10222764B4 (de) * | 2002-05-15 | 2011-06-01 | Ihp Gmbh - Innovations For High Performance Microelectronics / Leibniz-Institut Für Innovative Mikroelektronik | Halbleitervaraktor und damit aufgebauter Oszillator |
KR100528464B1 (ko) * | 2003-02-06 | 2005-11-15 | 삼성전자주식회사 | 스마트카드의 보안장치 |
JP4857531B2 (ja) | 2004-07-08 | 2012-01-18 | 三菱電機株式会社 | 半導体装置 |
US7547939B2 (en) * | 2005-11-23 | 2009-06-16 | Sensor Electronic Technology, Inc. | Semiconductor device and circuit having multiple voltage controlled capacitors |
US8115281B2 (en) * | 2008-05-20 | 2012-02-14 | Atmel Corporation | Differential varactor |
CN101975889A (zh) * | 2010-08-11 | 2011-02-16 | 上海宏力半导体制造有限公司 | 提取电容器的栅极串联电阻值或者泄露电阻值的方法 |
DE102014201640A1 (de) * | 2014-01-30 | 2015-07-30 | BSH Hausgeräte GmbH | Temperaturmessung an einer Flächenheizung für ein Haushaltsgerät |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57103366A (en) * | 1980-12-18 | 1982-06-26 | Clarion Co Ltd | Variable-capacitance device |
JP2940169B2 (ja) * | 1990-12-17 | 1999-08-25 | ソニー株式会社 | 半導体メモリ装置 |
US5173835A (en) * | 1991-10-15 | 1992-12-22 | Motorola, Inc. | Voltage variable capacitor |
US5192871A (en) * | 1991-10-15 | 1993-03-09 | Motorola, Inc. | Voltage variable capacitor having amorphous dielectric film |
JPH05218304A (ja) * | 1991-11-04 | 1993-08-27 | Motorola Inc | 集積化分布型抵抗−容量および誘導−容量ネットワーク |
US5166857A (en) * | 1991-12-24 | 1992-11-24 | Motorola Inc. | Electronically tunable capacitor switch |
JP3595098B2 (ja) * | 1996-02-22 | 2004-12-02 | 株式会社東芝 | 薄膜キャパシタ |
US5965912A (en) * | 1997-09-03 | 1999-10-12 | Motorola, Inc. | Variable capacitor and method for fabricating the same |
US6172378B1 (en) * | 1999-05-03 | 2001-01-09 | Silicon Wave, Inc. | Integrated circuit varactor having a wide capacitance range |
-
1999
- 1999-12-29 US US09/474,681 patent/US6278158B1/en not_active Expired - Lifetime
-
2000
- 2000-12-11 EP EP00127095A patent/EP1113498A3/en not_active Withdrawn
- 2000-12-18 JP JP2000383161A patent/JP2001210550A/ja active Pending
- 2000-12-28 CN CNB001375687A patent/CN1181511C/zh not_active Expired - Fee Related
- 2000-12-29 KR KR1020000085704A patent/KR100688041B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US6278158B1 (en) | 2001-08-21 |
EP1113498A2 (en) | 2001-07-04 |
EP1113498A3 (en) | 2003-10-29 |
KR100688041B1 (ko) | 2007-02-28 |
KR20010062843A (ko) | 2001-07-07 |
JP2001210550A (ja) | 2001-08-03 |
CN1309401A (zh) | 2001-08-22 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: FREEDOM SEMICONDUCTORS CO. Free format text: FORMER OWNER: MOTOROLA, INC. Effective date: 20040813 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20040813 Address after: Texas USA Applicant after: FreeScale Semiconductor Address before: Illinois Instrunment Applicant before: Motorola, Inc. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: FISICAL SEMICONDUCTOR INC. Free format text: FORMER NAME: FREEDOM SEMICONDUCTOR CORP. |
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CP01 | Change in the name or title of a patent holder |
Address after: Texas in the United States Patentee after: FREESCALE SEMICONDUCTOR, Inc. Address before: Texas in the United States Patentee before: FreeScale Semiconductor |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Texas in the United States Patentee after: NXP USA, Inc. Address before: Texas in the United States Patentee before: FREESCALE SEMICONDUCTOR, Inc. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041222 Termination date: 20191228 |