CN101271855A - 屏蔽栅极沟槽技术中对蚀刻深度的测定 - Google Patents
屏蔽栅极沟槽技术中对蚀刻深度的测定 Download PDFInfo
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- CN101271855A CN101271855A CNA2008100866583A CN200810086658A CN101271855A CN 101271855 A CN101271855 A CN 101271855A CN A2008100866583 A CNA2008100866583 A CN A2008100866583A CN 200810086658 A CN200810086658 A CN 200810086658A CN 101271855 A CN101271855 A CN 101271855A
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- 238000005516 engineering process Methods 0.000 title description 6
- 239000011248 coating agent Substances 0.000 claims abstract description 61
- 238000000576 coating method Methods 0.000 claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 61
- 238000012360 testing method Methods 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 42
- 239000004065 semiconductor Substances 0.000 claims abstract description 21
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 26
- 229920005591 polysilicon Polymers 0.000 claims description 24
- 238000005530 etching Methods 0.000 claims description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 238000013459 approach Methods 0.000 claims description 2
- 239000002210 silicon-based material Substances 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract 3
- 230000007797 corrosion Effects 0.000 abstract 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 238000005389 semiconductor device fabrication Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
-
- 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
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/66712—Vertical DMOS transistors, i.e. VDMOS transistors
- H01L29/66734—Vertical DMOS transistors, i.e. VDMOS transistors with a step of recessing the gate electrode, e.g. to form a trench gate electrode
-
- 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
- H01L29/402—Field plates
- H01L29/407—Recessed field plates, e.g. trench field plates, buried field plates
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/690,546 US8021563B2 (en) | 2007-03-23 | 2007-03-23 | Etch depth determination for SGT technology |
US11/690,546 | 2007-03-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101271855A true CN101271855A (zh) | 2008-09-24 |
CN101271855B CN101271855B (zh) | 2012-05-23 |
Family
ID=39775187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100866583A Active CN101271855B (zh) | 2007-03-23 | 2008-03-21 | 形成屏蔽栅极沟槽及测蚀刻深度的方法及半导体装置晶圆 |
Country Status (3)
Country | Link |
---|---|
US (2) | US8021563B2 (zh) |
CN (1) | CN101271855B (zh) |
TW (2) | TWI473188B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI452644B (zh) * | 2011-05-17 | 2014-09-11 | Univ Nat Yunlin Sci & Tech | 蝕刻深度量測方法及其裝置 |
CN105789078A (zh) * | 2014-12-23 | 2016-07-20 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种小面积图形刻蚀深度的测量方法 |
CN112563149A (zh) * | 2020-12-11 | 2021-03-26 | 苏州工业园区纳米产业技术研究院有限公司 | 精准测量钻刻大小的方法及剥离工艺 |
CN112714947A (zh) * | 2018-09-07 | 2021-04-27 | 科磊股份有限公司 | 用于制造具有受控尺寸的半导体晶片特征的系统及方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8021563B2 (en) * | 2007-03-23 | 2011-09-20 | Alpha & Omega Semiconductor, Ltd | Etch depth determination for SGT technology |
US7521332B2 (en) * | 2007-03-23 | 2009-04-21 | Alpha & Omega Semiconductor, Ltd | Resistance-based etch depth determination for SGT technology |
CZ306524B6 (cs) * | 2016-02-20 | 2017-02-22 | MAXPROGRES, s.r.o. | Metoda monitorování pomocí kamerového systému s prostorovou detekcí pohybu |
JP2019196511A (ja) * | 2018-05-08 | 2019-11-14 | 住友重機械工業株式会社 | 板処理装置及び板処理方法 |
Family Cites Families (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4039370A (en) * | 1975-06-23 | 1977-08-02 | Rca Corporation | Optically monitoring the undercutting of a layer being etched |
JP2570742B2 (ja) | 1987-05-27 | 1997-01-16 | ソニー株式会社 | 半導体装置 |
US5283201A (en) | 1988-05-17 | 1994-02-01 | Advanced Power Technology, Inc. | High density power device fabrication process |
US4994406A (en) * | 1989-11-03 | 1991-02-19 | Motorola Inc. | Method of fabricating semiconductor devices having deep and shallow isolation structures |
US5242845A (en) | 1990-06-13 | 1993-09-07 | Kabushiki Kaisha Toshiba | Method of production of vertical MOS transistor |
US5126807A (en) | 1990-06-13 | 1992-06-30 | Kabushiki Kaisha Toshiba | Vertical MOS transistor and its production method |
US5413966A (en) * | 1990-12-20 | 1995-05-09 | Lsi Logic Corporation | Shallow trench etch |
US5246900A (en) * | 1991-08-23 | 1993-09-21 | Phillips Petroleum Company | Olefin polymerization catalysts and processes of making the same |
US5260227A (en) | 1992-11-24 | 1993-11-09 | Hughes Aircraft Company | Method of making a self aligned static induction transistor |
JP3383377B2 (ja) | 1993-10-28 | 2003-03-04 | 株式会社東芝 | トレンチ構造の縦型のノーマリーオン型のパワーmosfetおよびその製造方法 |
DE19609399C2 (de) * | 1996-03-01 | 2002-05-29 | Infineon Technologies Ag | Verfahren zum Bestimmen der Kristallorientierung in einem Wafer |
JPH09266197A (ja) * | 1996-03-28 | 1997-10-07 | Mitsubishi Electric Corp | 半導体装置およびその製造方法 |
US5900644A (en) * | 1997-07-14 | 1999-05-04 | Taiwan Semiconductor Manufacturing Company, Ltd. | Test site and a method of monitoring via etch depths for semiconductor devices |
US5998833A (en) | 1998-10-26 | 1999-12-07 | North Carolina State University | Power semiconductor devices having improved high frequency switching and breakdown characteristics |
US6621121B2 (en) | 1998-10-26 | 2003-09-16 | Silicon Semiconductor Corporation | Vertical MOSFETs having trench-based gate electrodes within deeper trench-based source electrodes |
US6545316B1 (en) | 2000-06-23 | 2003-04-08 | Silicon Wireless Corporation | MOSFET devices having linear transfer characteristics when operating in velocity saturation mode and methods of forming and operating same |
US6030903A (en) * | 1998-11-05 | 2000-02-29 | Lucent Technologies Inc. | Non-destructive method for gauging undercut in a hidden layer |
JP4363736B2 (ja) | 2000-03-01 | 2009-11-11 | 新電元工業株式会社 | トランジスタ及びその製造方法 |
GB2369187A (en) * | 2000-11-18 | 2002-05-22 | Mitel Corp | Inspecting etch in a microstructure |
DE10100582A1 (de) | 2001-01-09 | 2002-07-18 | Infineon Technologies Ag | Verfahren zur Herstellung von Grabenkondensatoren für integrierte Halbleiterspeicher |
US6342401B1 (en) * | 2001-01-29 | 2002-01-29 | Hewlett-Packard Company | Test structures for silicon etching |
US6870220B2 (en) | 2002-08-23 | 2005-03-22 | Fairchild Semiconductor Corporation | Method and apparatus for improved MOS gating to reduce miller capacitance and switching losses |
US6677641B2 (en) | 2001-10-17 | 2004-01-13 | Fairchild Semiconductor Corporation | Semiconductor structure with improved smaller forward voltage loss and higher blocking capability |
US6683346B2 (en) | 2001-03-09 | 2004-01-27 | Fairchild Semiconductor Corporation | Ultra dense trench-gated power-device with the reduced drain-source feedback capacitance and Miller charge |
DE10136333A1 (de) | 2001-07-26 | 2003-03-06 | Infineon Technologies Ag | Verfahren zur Herstellung eines Vertikaltransistors in einem Graben sowie Vertikaltransistor |
DE10142580B4 (de) | 2001-08-31 | 2006-07-13 | Infineon Technologies Ag | Verfahren zur Herstellung einer Grabenstrukturkondensatoreinrichtung |
JP4229617B2 (ja) * | 2002-02-04 | 2009-02-25 | Necエレクトロニクス株式会社 | 半導体装置及びその設計方法 |
DE10212149B4 (de) | 2002-03-19 | 2007-10-04 | Infineon Technologies Ag | Transistoranordnung mit Schirmelektrode außerhalb eines aktiven Zellenfeldes und reduzierter Gate-Drain-Kapazität |
DE10212144B4 (de) | 2002-03-19 | 2005-10-06 | Infineon Technologies Ag | Transistoranordnung mit einer Struktur zur elektrischen Kontaktierung von Elektroden einer Trench-Transistorzelle |
US6849554B2 (en) * | 2002-05-01 | 2005-02-01 | Applied Materials, Inc. | Method of etching a deep trench having a tapered profile in silicon |
JP2006506236A (ja) | 2002-05-07 | 2006-02-23 | カリフォルニア インスティチュート オブ テクノロジー | 微小機械エネルギー、力及び質量の真空ベースセンサに使用する装置と方法 |
US7585334B2 (en) * | 2004-02-27 | 2009-09-08 | The Penn State Research Foundation | Manufacturing method for molecular rulers |
US7799699B2 (en) | 2004-06-04 | 2010-09-21 | The Board Of Trustees Of The University Of Illinois | Printable semiconductor structures and related methods of making and assembling |
US20060108635A1 (en) * | 2004-11-23 | 2006-05-25 | Alpha Omega Semiconductor Limited | Trenched MOSFETS with part of the device formed on a (110) crystal plane |
WO2006064679A1 (ja) * | 2004-12-15 | 2006-06-22 | Toppan Printing Co., Ltd. | 位相シフトマスク及び位相シフトマスクの製造方法並びに半導体素子の製造方法 |
DE102004060369A1 (de) | 2004-12-15 | 2006-06-29 | Infineon Technologies Ag | Halbleiterscheibe mit Teststruktur |
US20060284173A1 (en) * | 2005-06-17 | 2006-12-21 | Texas Instruments Incorporated | Method to test shallow trench isolation fill capability |
US7893703B2 (en) * | 2005-08-19 | 2011-02-22 | Kla-Tencor Technologies Corp. | Systems and methods for controlling deposition of a charge on a wafer for measurement of one or more electrical properties of the wafer |
KR100674352B1 (ko) * | 2005-10-13 | 2007-01-24 | 동부일렉트로닉스 주식회사 | 반도체 소자의 제조 방법 |
US7492005B2 (en) * | 2005-12-28 | 2009-02-17 | Alpha & Omega Semiconductor, Ltd. | Excessive round-hole shielded gate trench (SGT) MOSFET devices and manufacturing processes |
US7276768B2 (en) | 2006-01-26 | 2007-10-02 | International Business Machines Corporation | Semiconductor structures for latch-up suppression and methods of forming such semiconductor structures |
US7633119B2 (en) * | 2006-02-17 | 2009-12-15 | Alpha & Omega Semiconductor, Ltd | Shielded gate trench (SGT) MOSFET devices and manufacturing processes |
US7632733B2 (en) * | 2006-04-29 | 2009-12-15 | Alpha & Omega Semiconductor, Inc. | Polysilicon control etch-back indicator |
US7751332B2 (en) | 2006-10-25 | 2010-07-06 | Samsung Electronics Co., Ltd. | Data routing method and apparatus |
US7521332B2 (en) | 2007-03-23 | 2009-04-21 | Alpha & Omega Semiconductor, Ltd | Resistance-based etch depth determination for SGT technology |
US8021563B2 (en) * | 2007-03-23 | 2011-09-20 | Alpha & Omega Semiconductor, Ltd | Etch depth determination for SGT technology |
US7585705B2 (en) * | 2007-11-29 | 2009-09-08 | Alpha & Omega Semiconductor, Inc. | Method for preventing gate oxide damage of a trench MOSFET during wafer processing while adding an ESD protection module atop |
US7795045B2 (en) * | 2008-02-13 | 2010-09-14 | Icemos Technology Ltd. | Trench depth monitor for semiconductor manufacturing |
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2007
- 2007-03-23 US US11/690,546 patent/US8021563B2/en active Active
-
2008
- 2008-03-21 TW TW101118077A patent/TWI473188B/zh active
- 2008-03-21 CN CN2008100866583A patent/CN101271855B/zh active Active
- 2008-03-21 TW TW097110274A patent/TWI398929B/zh active
-
2011
- 2011-09-13 US US13/231,872 patent/US8884406B2/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI452644B (zh) * | 2011-05-17 | 2014-09-11 | Univ Nat Yunlin Sci & Tech | 蝕刻深度量測方法及其裝置 |
CN105789078A (zh) * | 2014-12-23 | 2016-07-20 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种小面积图形刻蚀深度的测量方法 |
CN105789078B (zh) * | 2014-12-23 | 2018-07-03 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种小面积图形刻蚀深度的测量方法 |
CN112714947A (zh) * | 2018-09-07 | 2021-04-27 | 科磊股份有限公司 | 用于制造具有受控尺寸的半导体晶片特征的系统及方法 |
CN112563149A (zh) * | 2020-12-11 | 2021-03-26 | 苏州工业园区纳米产业技术研究院有限公司 | 精准测量钻刻大小的方法及剥离工艺 |
CN112563149B (zh) * | 2020-12-11 | 2023-12-01 | 苏州工业园区纳米产业技术研究院有限公司 | 精准测量钻刻大小的方法及剥离工艺 |
Also Published As
Publication number | Publication date |
---|---|
TWI398929B (zh) | 2013-06-11 |
TW201236101A (en) | 2012-09-01 |
US8021563B2 (en) | 2011-09-20 |
US8884406B2 (en) | 2014-11-11 |
TW200839921A (en) | 2008-10-01 |
US20080233748A1 (en) | 2008-09-25 |
TWI473188B (zh) | 2015-02-11 |
CN101271855B (zh) | 2012-05-23 |
US20120001176A1 (en) | 2012-01-05 |
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Effective date of registration: 20160929 Address after: 400700 Chongqing city Beibei district and high tech Industrial Park the road No. 5 of 407 Patentee after: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Address before: Bermuda Hamilton No. 22 Vitoria street Canon hospital Patentee before: ALPHA & OMEGA SEMICONDUCTOR, Ltd. |
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Denomination of invention: Method for forming screen grid groove and measuring etching depth and semiconductor device wafer Effective date of registration: 20191210 Granted publication date: 20120523 Pledgee: Chongqing Branch of China Development Bank Pledgor: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Registration number: Y2019500000007 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20120523 Pledgee: Chongqing Branch of China Development Bank Pledgor: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Registration number: Y2019500000007 |