CN101030604A - 半导体结构及其制造方法 - Google Patents
半导体结构及其制造方法 Download PDFInfo
- Publication number
- CN101030604A CN101030604A CNA2007100849920A CN200710084992A CN101030604A CN 101030604 A CN101030604 A CN 101030604A CN A2007100849920 A CNA2007100849920 A CN A2007100849920A CN 200710084992 A CN200710084992 A CN 200710084992A CN 101030604 A CN101030604 A CN 101030604A
- Authority
- CN
- China
- Prior art keywords
- variable capacitance
- capacitance diode
- semiconductor structure
- depletion region
- table top
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 230000015572 biosynthetic process Effects 0.000 claims abstract 7
- 230000007935 neutral effect Effects 0.000 claims description 13
- 239000000758 substrate Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 230000006872 improvement Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 239000003989 dielectric material Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052710 silicon Inorganic materials 0.000 abstract description 12
- 239000010703 silicon Substances 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 5
- 238000000151 deposition Methods 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 14
- 238000005530 etching Methods 0.000 description 10
- 150000002500 ions Chemical class 0.000 description 10
- 239000002019 doping agent Substances 0.000 description 8
- 239000000377 silicon dioxide Substances 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 235000012239 silicon dioxide Nutrition 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 3
- 238000005280 amorphization Methods 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 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
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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 with potential-jump barrier or surface barrier
- H01L29/93—Variable capacitance diodes, e.g. varactors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/66083—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by variation of the electric current supplied or the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. two-terminal devices
- H01L29/66174—Capacitors with PN or Schottky junction, e.g. varactors
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/276,369 US7560798B2 (en) | 2006-02-27 | 2006-02-27 | High performance tapered varactor |
US11/276,369 | 2006-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101030604A true CN101030604A (zh) | 2007-09-05 |
CN101030604B CN101030604B (zh) | 2010-06-09 |
Family
ID=38443149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007100849920A Expired - Fee Related CN101030604B (zh) | 2006-02-27 | 2007-02-26 | 半导体结构及其制造方法 |
Country Status (2)
Country | Link |
---|---|
US (2) | US7560798B2 (zh) |
CN (1) | CN101030604B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101458722B (zh) * | 2007-12-14 | 2010-09-08 | 上海华虹Nec电子有限公司 | 具有扩展性的rfcmos模型的参数计算方法 |
CN103811562A (zh) * | 2012-11-02 | 2014-05-21 | 英飞凌科技股份有限公司 | 变容二极管、电器件及其制造方法 |
CN106206259A (zh) * | 2016-08-30 | 2016-12-07 | 上海华力微电子有限公司 | 一种降低变容器最小电容的方法 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7804119B2 (en) * | 2008-04-08 | 2010-09-28 | International Business Machines Corporation | Device structures with a hyper-abrupt P-N junction, methods of forming a hyper-abrupt P-N junction, and design structures for an integrated circuit |
CN101834134B (zh) * | 2009-03-12 | 2012-03-21 | 中芯国际集成电路制造(上海)有限公司 | 提高金属-氧化物半导体变容二极管的品质因子的方法 |
KR101731753B1 (ko) * | 2011-11-14 | 2017-04-28 | 인텔 코포레이션 | 매크로 트랜지스터 디바이스들 |
US9142548B2 (en) * | 2012-09-04 | 2015-09-22 | Qualcomm Incorporated | FinFET compatible capacitor circuit |
US20140306286A1 (en) | 2013-04-10 | 2014-10-16 | International Business Machines Corporation | Tapered fin field effect transistor |
US9160274B2 (en) | 2014-01-28 | 2015-10-13 | Taiwan Semiconductor Manufacturing Co., Ltd. | FinFET varactor |
US9472689B1 (en) | 2015-09-02 | 2016-10-18 | Sandia Corporation | Varactor with integrated micro-discharge source |
US9520392B1 (en) | 2015-11-30 | 2016-12-13 | International Business Machines Corporation | Semiconductor device including finFET and fin varactor |
US10522534B2 (en) | 2016-04-29 | 2019-12-31 | Taiwan Semiconductor Manufacturing Co., Ltd. | FinFET varactor with low threshold voltage and method of making the same |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2989671A (en) * | 1958-05-23 | 1961-06-20 | Pacific Semiconductors Inc | Voltage sensitive semiconductor capacitor |
US5311083A (en) | 1993-01-25 | 1994-05-10 | Standard Microsystems Corporation | Very low voltage inter-chip CMOS logic signaling for large numbers of high-speed output lines each associated with large capacitive loads |
US5644167A (en) | 1996-03-01 | 1997-07-01 | National Semiconductor Corporation | Integrated circuit package assemblies including an electrostatic discharge interposer |
JP3938617B2 (ja) | 1997-09-09 | 2007-06-27 | 富士通株式会社 | 半導体装置及び半導体システム |
US6377076B1 (en) | 2000-02-15 | 2002-04-23 | Sun Microsystems, Inc. | Circuitry to support a power/area efficient method for high-frequency pre-emphasis for chip to chip signaling |
US6265920B1 (en) | 2000-06-07 | 2001-07-24 | Sun Microsystems, Inc. | Power/area efficient method for high-frequency pre-emphasis for intra-chip signaling |
US6521939B1 (en) | 2000-09-29 | 2003-02-18 | Chartered Semiconductor Manufacturing Ltd. | High performance integrated varactor on silicon |
US6552406B1 (en) | 2000-10-03 | 2003-04-22 | International Business Machines Corporation | SiGe transistor, varactor and p-i-n velocity saturated ballasting element for BiCMOS peripheral circuits and ESD networks |
US6413802B1 (en) | 2000-10-23 | 2002-07-02 | The Regents Of The University Of California | Finfet transistor structures having a double gate channel extending vertically from a substrate and methods of manufacture |
WO2002082540A1 (fr) | 2001-03-30 | 2002-10-17 | Fujitsu Limited | Dispositif a semi-conducteurs, son procede de fabrication et substrat semi-conducteur connexe |
US6803269B2 (en) | 2002-08-14 | 2004-10-12 | International Business Machines Corporation | High performance varactor diodes |
US6661069B1 (en) | 2002-10-22 | 2003-12-09 | International Business Machines Corporation | Micro-electromechanical varactor with enhanced tuning range |
US6894326B2 (en) | 2003-06-25 | 2005-05-17 | International Business Machines Corporation | High-density finFET integration scheme |
KR100593444B1 (ko) * | 2004-02-12 | 2006-06-28 | 삼성전자주식회사 | 모오스 바렉터를 갖는 반도체소자 및 그것을 제조하는 방법 |
-
2006
- 2006-02-27 US US11/276,369 patent/US7560798B2/en not_active Expired - Fee Related
-
2007
- 2007-02-26 CN CN2007100849920A patent/CN101030604B/zh not_active Expired - Fee Related
-
2009
- 2009-05-28 US US12/473,627 patent/US8492823B2/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101458722B (zh) * | 2007-12-14 | 2010-09-08 | 上海华虹Nec电子有限公司 | 具有扩展性的rfcmos模型的参数计算方法 |
CN103811562A (zh) * | 2012-11-02 | 2014-05-21 | 英飞凌科技股份有限公司 | 变容二极管、电器件及其制造方法 |
CN106206259A (zh) * | 2016-08-30 | 2016-12-07 | 上海华力微电子有限公司 | 一种降低变容器最小电容的方法 |
CN106206259B (zh) * | 2016-08-30 | 2019-05-31 | 上海华力微电子有限公司 | 一种降低变容器最小电容的方法 |
Also Published As
Publication number | Publication date |
---|---|
US20090239350A1 (en) | 2009-09-24 |
US8492823B2 (en) | 2013-07-23 |
CN101030604B (zh) | 2010-06-09 |
US20070200161A1 (en) | 2007-08-30 |
US7560798B2 (en) | 2009-07-14 |
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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 | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20171122 Address after: Grand Cayman, Cayman Islands Patentee after: GLOBALFOUNDRIES INC. Address before: American New York Patentee before: Core USA second LLC Effective date of registration: 20171122 Address after: American New York Patentee after: Core USA second LLC Address before: American New York Patentee before: International Business Machines Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210622 Address after: Hsinchu City, Taiwan, China Patentee after: Taiwan Semiconductor Manufacturing Co.,Ltd. Address before: Grand Cayman Islands Patentee before: GLOBALFOUNDRIES INC. |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 |
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CF01 | Termination of patent right due to non-payment of annual fee |