KR100501723B1 - Sms 웨이퍼를 이용한 자이로스코프 제조방법 및 이방법에 의해 제조된 자이로스코프 - Google Patents
Sms 웨이퍼를 이용한 자이로스코프 제조방법 및 이방법에 의해 제조된 자이로스코프 Download PDFInfo
- Publication number
- KR100501723B1 KR100501723B1 KR10-2003-0092278A KR20030092278A KR100501723B1 KR 100501723 B1 KR100501723 B1 KR 100501723B1 KR 20030092278 A KR20030092278 A KR 20030092278A KR 100501723 B1 KR100501723 B1 KR 100501723B1
- Authority
- KR
- South Korea
- Prior art keywords
- wafer
- gyroscope
- metal film
- cap
- manufacturing
- Prior art date
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/56—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/56—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
- G01C19/5719—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using planar vibrating masses driven in a translation vibration along an axis
- G01C19/5769—Manufacturing; Mounting; Housings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
- B81B3/0035—Constitution or structural means for controlling the movement of the flexible or deformable elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00436—Shaping materials, i.e. techniques for structuring the substrate or the layers on the substrate
- B81C1/00555—Achieving a desired geometry, i.e. controlling etch rates, anisotropy or selectivity
- B81C1/00563—Avoid or control over-etching
- B81C1/00579—Avoid charge built-up
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00912—Treatments or methods for avoiding stiction of flexible or moving parts of MEMS
- B81C1/0092—For avoiding stiction during the manufacturing process of the device, e.g. during wet etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00912—Treatments or methods for avoiding stiction of flexible or moving parts of MEMS
- B81C1/0092—For avoiding stiction during the manufacturing process of the device, e.g. during wet etching
- B81C1/00936—Releasing the movable structure without liquid etchant
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/02—Sensors
- B81B2201/0228—Inertial sensors
- B81B2201/0242—Gyroscopes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49005—Acoustic transducer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/12—Gyroscopes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/12—Gyroscopes
- Y10T74/1229—Gyroscope control
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Geometry (AREA)
- Computer Hardware Design (AREA)
- Gyroscopes (AREA)
- Micromachines (AREA)
Abstract
Description
Claims (8)
- a) 금속막, 이 금속막의 양측에 부착된 제1 및 제2웨이퍼를 가지는 SMS 웨이퍼를 제조하는 단계;b) 상기 제1웨이퍼에 움직임 가능한 구조체를 형성하는 단계;c) 상기 구조체를 밀봉하기 위한 소정공간을 가지는 제1캡을 상기 제1웨이퍼의 표면에 부착하는 단계;d) 상기 제1웨이퍼로부터 금속막 및 제2웨이퍼를 분리하여 제거하는 단계; 및e) 상기 제1캡과 대칭되는 구조의 제2캡을 상기 제1웨이퍼의 이면에 부착하는 단계;를 포함하는 것을 특징으로 하는 자이로스코프 제조방법.
- 제 1 항에 있어서, 상기 a)단계는,a1) 소정 두께의 제2웨이퍼를 준비하는 단계;a2) 상기 제2웨이퍼에 금속막을 형성하는 단계;a3) 상기 제2웨이퍼의 금속막에 금속페이스트를 이용하여 제1웨이퍼를 본딩하는 단계; 및a4) 상기 제1웨이퍼를 형성하고자 하는 구조체 두께로 갈아내는 단계;를 포함하는 것을 특징으로 하는 자이로스코프 제조방법.
- 제 1 항에 있어서, 상기 b)단계는,b1) 제1웨이퍼의 해당부분을 포토리소그라피 공정을 통하여 패터닝하는 단계; 및b2) 상기 금속막을 식각의 장벽으로 하여 상기 패터닝된 부분을 건식 에칭하는 단계;를 포함하는 것을 특징으로 하는 자이로스코프 제조방법.
- 제 1 항에 있어서,상기 제1캡 및 제2캡은 각각 양극 본딩하는 것을 특징으로 하는 자이로스코프 제조방법.
- 제 1 항에 있어서,상기 d)단계는, 황산 클리닝 공정을 포함하는 것을 특징으로 하는 자이로스코프 제조방법.
- 제 2 항에 있어서,상기 a4)단계는, 랩핑 공정과 CMP 공정을 포함하는 것을 특징으로 하는 자이로스코프 제조방법.
- 제 2 항에 있어서,상기 금속막은 버퍼층과 메탈층을 포함하는 것을 특징으로 하는 자이로스코프 제조방법.
- 움직임 가능한 실리콘 재질의 구조체를 사이에 두고 그 양측에 상기 구조체를 진공으로 밀봉하기 위한 공간을 갖는 유리재질의 제1 및 제2캡이 배치되어 이루어지는 것을 특징으로 하는 자이로스코프.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0092278A KR100501723B1 (ko) | 2003-12-17 | 2003-12-17 | Sms 웨이퍼를 이용한 자이로스코프 제조방법 및 이방법에 의해 제조된 자이로스코프 |
EP04256530A EP1544165A3 (en) | 2003-12-17 | 2004-10-22 | Method for gyroscope using SMS wafer and gyroscope fabricated by the same |
US11/002,241 US7225524B2 (en) | 2003-12-17 | 2004-12-03 | Method for fabricating a gyroscope |
JP2004365996A JP2005181328A (ja) | 2003-12-17 | 2004-12-17 | Smsウェハを用いたジャイロスコープの製造方法およびこの方法により製造されたジャイロスコープ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0092278A KR100501723B1 (ko) | 2003-12-17 | 2003-12-17 | Sms 웨이퍼를 이용한 자이로스코프 제조방법 및 이방법에 의해 제조된 자이로스코프 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050060609A KR20050060609A (ko) | 2005-06-22 |
KR100501723B1 true KR100501723B1 (ko) | 2005-07-18 |
Family
ID=34511238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0092278A KR100501723B1 (ko) | 2003-12-17 | 2003-12-17 | Sms 웨이퍼를 이용한 자이로스코프 제조방법 및 이방법에 의해 제조된 자이로스코프 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7225524B2 (ko) |
EP (1) | EP1544165A3 (ko) |
JP (1) | JP2005181328A (ko) |
KR (1) | KR100501723B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101861256B1 (ko) * | 2017-05-23 | 2018-05-25 | 아주대학교산학협력단 | 진동식 관성 센서, 이의 제조 방법 및 이를 포함하는 진동식 관성 센서 장치 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101301157B1 (ko) * | 2007-11-09 | 2013-09-03 | 삼성전자주식회사 | 다단계 기판 식각 방법 및 이를 이용하여 제조된테라헤르츠 발진기 |
US9300409B1 (en) * | 2011-08-01 | 2016-03-29 | eentec, LLC | Rotational electrochemical seismometer using magnetohydrodynamic technology and related methods |
US8914970B2 (en) * | 2013-04-23 | 2014-12-23 | HGST Netherlands B.V. | Method for making a tunneling magnetoresistive (TMR) sensor |
CN105084302A (zh) * | 2014-05-19 | 2015-11-25 | 无锡华润上华半导体有限公司 | Mems质量块的制作方法 |
US9878899B2 (en) * | 2015-10-02 | 2018-01-30 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method and apparatus for reducing in-process and in-use stiction for MEMS devices |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980050175A (ko) * | 1996-12-20 | 1998-09-15 | 양승택 | 마이크로 자이로스코프의 제작방법 |
KR20000018926A (ko) * | 1998-09-07 | 2000-04-06 | 정선종 | 미소 진공 구조체의 제작방법 |
WO2002042716A2 (en) * | 2000-11-27 | 2002-05-30 | Microsensors Inc. | Wafer eutectic bonding of mems gyros |
KR20040056494A (ko) * | 2002-12-24 | 2004-07-01 | 삼성전자주식회사 | 수평 가진 수직형 mems 자이로스코프 및 그 제작 방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH112526A (ja) * | 1997-06-13 | 1999-01-06 | Mitsubishi Electric Corp | 振動型角速度センサ |
JP2000186931A (ja) * | 1998-12-21 | 2000-07-04 | Murata Mfg Co Ltd | 小型電子部品及びその製造方法並びに該小型電子部品に用いるビアホールの成形方法 |
US6430998B2 (en) * | 1999-12-03 | 2002-08-13 | Murata Manufacturing Co., Ltd. | Resonant element |
JP3771100B2 (ja) * | 2000-01-19 | 2006-04-26 | アルプス電気株式会社 | 静電容量検出型センサおよびジャイロスコープならびに入力装置 |
JP3489551B2 (ja) * | 2000-09-08 | 2004-01-19 | 株式会社村田製作所 | 真空容器の製造方法 |
US6808956B2 (en) * | 2000-12-27 | 2004-10-26 | Honeywell International Inc. | Thin micromachined structures |
US6872319B2 (en) * | 2002-09-30 | 2005-03-29 | Rockwell Scientific Licensing, Llc | Process for high yield fabrication of MEMS devices |
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2003
- 2003-12-17 KR KR10-2003-0092278A patent/KR100501723B1/ko active IP Right Grant
-
2004
- 2004-10-22 EP EP04256530A patent/EP1544165A3/en not_active Withdrawn
- 2004-12-03 US US11/002,241 patent/US7225524B2/en active Active
- 2004-12-17 JP JP2004365996A patent/JP2005181328A/ja not_active Ceased
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980050175A (ko) * | 1996-12-20 | 1998-09-15 | 양승택 | 마이크로 자이로스코프의 제작방법 |
KR20000018926A (ko) * | 1998-09-07 | 2000-04-06 | 정선종 | 미소 진공 구조체의 제작방법 |
WO2002042716A2 (en) * | 2000-11-27 | 2002-05-30 | Microsensors Inc. | Wafer eutectic bonding of mems gyros |
KR20040056494A (ko) * | 2002-12-24 | 2004-07-01 | 삼성전자주식회사 | 수평 가진 수직형 mems 자이로스코프 및 그 제작 방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101861256B1 (ko) * | 2017-05-23 | 2018-05-25 | 아주대학교산학협력단 | 진동식 관성 센서, 이의 제조 방법 및 이를 포함하는 진동식 관성 센서 장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20050060609A (ko) | 2005-06-22 |
EP1544165A3 (en) | 2007-01-31 |
JP2005181328A (ja) | 2005-07-07 |
EP1544165A2 (en) | 2005-06-22 |
US20050132798A1 (en) | 2005-06-23 |
US7225524B2 (en) | 2007-06-05 |
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