JP5220270B2 - 平衡カンチレバー板を有するモノリシックmemsデバイス - Google Patents
平衡カンチレバー板を有するモノリシックmemsデバイス Download PDFInfo
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- JP5220270B2 JP5220270B2 JP2005279264A JP2005279264A JP5220270B2 JP 5220270 B2 JP5220270 B2 JP 5220270B2 JP 2005279264 A JP2005279264 A JP 2005279264A JP 2005279264 A JP2005279264 A JP 2005279264A JP 5220270 B2 JP5220270 B2 JP 5220270B2
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- electrode
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- 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
- B81B3/0018—Structures acting upon the moving or flexible element for transforming energy into mechanical movement or vice versa, i.e. actuators, sensors, generators
- B81B3/0021—Transducers for transforming electrical into mechanical energy or vice versa
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
- G02B26/0841—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD the reflecting element being moved or deformed by electrostatic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/04—Optical MEMS
- B81B2201/042—Micromirrors, not used as optical switches
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
- G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
- G02B6/3518—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror the reflective optical element being an intrinsic part of a MEMS device, i.e. fabricated together with the MEMS device
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/357—Electrostatic force
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3584—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details constructional details of an associated actuator having a MEMS construction, i.e. constructed using semiconductor technology such as etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H59/00—Electrostatic relays; Electro-adhesion relays
- H01H59/0009—Electrostatic relays; Electro-adhesion relays making use of micromechanics
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Micromachines (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
Description
本出願の内容は、2002年9月30日に出願された米国特許出願第10/261,089号(「‘089出願」)の内容に関係している。この出願の教示は、参照して本明細書に組み込む。
本発明は、光通信装置に関し、より詳細には、そのような装置で使用するための超小形電気機械デバイスに関する。
本発明の他の態様、特徴、および利点は、以下の詳細な説明、添付の特許請求の範囲および添付の図面からより完全に明らかになるであろう。
Claims (5)
- 電極と前記電極から電気的に分離された第1の導電構造とを有する静止部と、
回転軸を構成する1以上のばねによって前記静止部に可動に結合され、第2の導電構造を有する可動部であって、該可動部と前記電極との間に印加された電圧に応じて前記静止部に対して該回転軸のまわりを回転するように構成され、前記印加された電圧がゼロである場合、静止位置にある、可動部と、
を備えるデバイスであって、
前記静止位置において、前記第1の導電構造と前記第2の導電構造は、前記電極に電気的な遮蔽を与えるように構成された前記電極のまわりに導電性障壁を形成し、該導電性障壁は2つのギャップを含み、各該ギャップは前記第1の導電構造と前記第2の導電構造との間に位置し、
前記印加された電圧による前記静止位置からの回転が、前記電極と前記第2の導電構造との間の間隔を減少させ、
前記可動部が、前記回転軸に対して短い部分と長い部分とを有し、前記第2の導電構造は前記短い部分に配置され、
該デバイスは、多層ウエハを使用して製造され、
前記第1の導電構造と前記第2の導電構造は、前記多層ウエハの同一の層を使用して形成される、
デバイス。 - 前記可動部が、前記回転軸の異なる側にある可動質量と等しい慣性モーメントを有する、請求項1に記載のデバイス。
- 前記静止部と前記可動部は第1のMEMSデバイスの一部であって、前記第1のMEMSデバイスは1つ以上の追加のMEMSデバイスを有するスイッチの一部であり、
前記導電性障壁は、前記第1のMEMSデバイスと前記1つ以上の追加のMEMSデバイスの少なくとも1つとの間のクロストークを妨げるように構成される、請求項1に記載のデバイス。 - 前記導電性障壁および前記電極が、前記ウエハの異なる層に形成され、
前記電極は、前記第1の導電構造及び前記第2の導電構造に対して引っ込んでいる、請求項1に記載のデバイス。 - 前記導電性障壁のそれぞれのギャップに対して、前記障壁の長さに沿った前記ギャップの寸法は、前記障壁の幅よりも小さい、請求項1に記載のデバイス。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/953,612 US7193492B2 (en) | 2004-09-29 | 2004-09-29 | Monolithic MEMS device having a balanced cantilever plate |
US10/953612 | 2004-09-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006095683A JP2006095683A (ja) | 2006-04-13 |
JP5220270B2 true JP5220270B2 (ja) | 2013-06-26 |
Family
ID=35406065
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005279264A Expired - Fee Related JP5220270B2 (ja) | 2004-09-29 | 2005-09-27 | 平衡カンチレバー板を有するモノリシックmemsデバイス |
Country Status (5)
Country | Link |
---|---|
US (1) | US7193492B2 (ja) |
EP (1) | EP1643290B1 (ja) |
JP (1) | JP5220270B2 (ja) |
CN (1) | CN1756061B (ja) |
DE (1) | DE602005001745T2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2747115C (en) * | 2006-07-27 | 2014-06-17 | Nippon Telegraph And Telephone Corporation | Mirror control device |
US8258899B2 (en) * | 2006-11-14 | 2012-09-04 | California Institute Of Technology | Nano-electro-mechanical systems switches |
US7737376B2 (en) * | 2007-05-09 | 2010-06-15 | Alcatel-Lucent Usa Inc. | Mechanical switch |
JP4477659B2 (ja) * | 2007-06-29 | 2010-06-09 | 富士通株式会社 | マイクロ揺動素子およびマイクロ揺動素子アレイ |
EP2447755B1 (en) * | 2010-10-26 | 2019-05-01 | Lumentum Operations LLC | A pivotable MEMS device |
JP5408817B2 (ja) * | 2013-01-08 | 2014-02-05 | 日本電信電話株式会社 | マイクロミラー素子およびマイクロミラーアレイ |
EP2963387B1 (en) * | 2014-06-30 | 2019-07-31 | STMicroelectronics Srl | Micro-electro-mechanical device with compensation of errors due to disturbance forces, such as quadrature components |
US10006888B2 (en) * | 2016-04-21 | 2018-06-26 | The Boeing Company | MEMS transducers in a phased array coupled to a flexible substrate using carbon nanotubes for conformal ultrasound scanning |
CN110501812A (zh) * | 2019-09-05 | 2019-11-26 | 上海汽车集团股份有限公司 | 一种mems扫描镜 |
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2004
- 2004-09-29 US US10/953,612 patent/US7193492B2/en not_active Expired - Fee Related
-
2005
- 2005-09-22 DE DE602005001745T patent/DE602005001745T2/de active Active
- 2005-09-22 EP EP05255879A patent/EP1643290B1/en not_active Not-in-force
- 2005-09-27 JP JP2005279264A patent/JP5220270B2/ja not_active Expired - Fee Related
- 2005-09-28 CN CN2005101071170A patent/CN1756061B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7193492B2 (en) | 2007-03-20 |
CN1756061A (zh) | 2006-04-05 |
DE602005001745T2 (de) | 2008-04-30 |
DE602005001745D1 (de) | 2007-09-06 |
EP1643290B1 (en) | 2007-07-25 |
EP1643290A1 (en) | 2006-04-05 |
US20060066423A1 (en) | 2006-03-30 |
JP2006095683A (ja) | 2006-04-13 |
CN1756061B (zh) | 2010-11-10 |
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