JP5829804B2 - スイッチ構造体 - Google Patents
スイッチ構造体 Download PDFInfo
- Publication number
- JP5829804B2 JP5829804B2 JP2010251379A JP2010251379A JP5829804B2 JP 5829804 B2 JP5829804 B2 JP 5829804B2 JP 2010251379 A JP2010251379 A JP 2010251379A JP 2010251379 A JP2010251379 A JP 2010251379A JP 5829804 B2 JP5829804 B2 JP 5829804B2
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- Prior art keywords
- contact
- single structure
- anchor
- switch structure
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- Prior art date
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- 239000007769 metal material Substances 0.000 claims description 29
- 239000000758 substrate Substances 0.000 claims description 29
- 238000000926 separation method Methods 0.000 claims description 21
- 239000004033 plastic Substances 0.000 claims description 16
- 230000008018 melting Effects 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 14
- 230000001186 cumulative effect Effects 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 11
- 230000036962 time dependent Effects 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000007790 solid phase Substances 0.000 description 7
- 239000004020 conductor Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 235000012431 wafers Nutrition 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
- H01H2001/0052—Special contact materials used for MEMS
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
- H01H2001/0084—Switches making use of microelectromechanical systems [MEMS] with perpendicular movement of the movable contact relative to the substrate
Description
接点 102
片持ち梁 104
アンカー 106
ベース 107
基板 108
電極 110
ゲート電圧源 112
回路 114
回路の第1の側 116
回路の第2の側 118
電源 120
電気的負荷 122
スイッチ構造体 200
接点 202
片持ち梁 204
梁端部 205
アンカー 206
ベース 207
基板 208
電極 210
接点 302
梁 304
基板 308
電極 310
二酸化ケイ素 330
接着層 332
シード層 334
金属層 336
フォトレジスト 338
スイッチ構造体 400
接点 402
片持ち梁 404
第1の梁部分 404a
第2の梁部分 404b
アンカー 406
ベース 407
基板 408
電極 410
スイッチ構造体 500
接点 502
接触構造体 502a、502b
片持ち梁 504
アンカー 506
ベース 507
電極 510
スイッチ構造体 600
導電性要素 604
第1の片持ち部分 604a、604b
第2の梁部分 604c
スイッチ構造体 700
接点 702
梁 704
突起 709
電極 710
Claims (10)
- 基板(108)、
前記基板上に配置された接点(102)、及び
前記基板上に配置され、前記基板から伸延するアンカー(106)及び前記アンカーに連結された端部を有する梁を含み、実質的に金属性材料からなる導電性要素(104)及び構造体要素として配置された単一の構造体
を含んでなり、
前記単一の構造体の時間依存性の塑性変形は、該単一の構造体の金属性材料の時間依存性の塑性変形により決定され、
前記単一の構造体は、前記単一の構造体が前記接点からある分離間隔だけ離れている第1の位置と、前記単一の構造体が前記接点と接触し、機械的エネルギーを蓄積する第2の位置との間で変形可能なように構成されており、前記単一の構造体は、ほぼ室温〜前記金属性材料の融解温度のほぼ半分の温度において少なくとも107秒の累積時間で第2の位置に変形された後、外力の不在下で分離間隔が前記累積時間にわたって20パーセント未満だけ変化するように構成されており、
前記金属性材料が少なくとも65原子パーセントのニッケル及び少なくとも1原子パーセントのタングステンの合金を含み、
前記単一の構造体への作動力が、
前記梁の幅wB>前記アンカーの幅wA、又は、
前記接点(102)を備える電極の幅wE>前記梁の幅wB
とすることにより調整される、
装置。 - 前記単一の構造体が、第2の位置にあるとき前記接点と電気的連通を確立する、請求項1に記載の装置。
- 前記単一の構造体が、変形中、外力の不在下で前記単一の構造体が実質的に第1の位置をとるようにさせるのに充分なエネルギーを蓄積するように構成されている、請求項1記載の装置。
- 前記接点及び前記単一の構造体がミクロ電気機械装置又はナノ電気機械装置の部品である、請求項1乃至3のいずれかに記載の装置。
- 前記単一の構造体が、片持ち梁である、請求項1乃至4のいずれかに記載の装置。
- 前記単一の構造体が、前記単一の構造体がほぼ室温〜前記金属性材料の融解温度のほぼ半分の温度で第2の位置に変形されたとき、前記アンカー内の最大の非局在化された定常状態歪み速度が約10-12s1未満にとどまるように構成されている、請求項5記載の装置。
- 前記単一の構造体が、前記単一の構造体の第2の位置への初期変形により前記アンカー内に第1の弾性歪みが誘発され、ほぼ室温〜前記金属性材料の融解温度のほぼ半分の温度において少なくとも107秒の累積時間で第2の位置に変形された後に、前記アンカーが第1の弾性歪みのほぼ半分より少ない最大の非局所的全塑性歪みを受けるように構成されている、請求項5または6に記載の装置。
- 前記単一の構造体が、前記単一の構造体が第1及び第2の位置の間で変形したときに、前記アンカー内の応力が1000MPa未満であるように構成されている、請求項5乃至7のいずれかに記載の装置。
- 前記単一の構造体は、前記単一の構造体が第1及び第2の位置で変形するとき、前記アンカー内の応力が20MPa未満であるように構成されている、請求項8に記載の装置。
- 前記梁がある長さ及びある厚さを有しており、長さが厚さの約200倍未満、分離間隔の約1000倍未満である、請求項5乃至9のいずれかに記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/627,476 US8779886B2 (en) | 2009-11-30 | 2009-11-30 | Switch structures |
US12/627,476 | 2009-11-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011119249A JP2011119249A (ja) | 2011-06-16 |
JP5829804B2 true JP5829804B2 (ja) | 2015-12-09 |
Family
ID=43579456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010251379A Active JP5829804B2 (ja) | 2009-11-30 | 2010-11-10 | スイッチ構造体 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8779886B2 (ja) |
EP (1) | EP2328160B1 (ja) |
JP (1) | JP5829804B2 (ja) |
KR (1) | KR101745725B1 (ja) |
CN (1) | CN102082043B (ja) |
Families Citing this family (9)
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US8865497B2 (en) | 2010-06-25 | 2014-10-21 | International Business Machines Corporation | Planar cavity MEMS and related structures, methods of manufacture and design structures |
US8611137B2 (en) | 2011-11-23 | 2013-12-17 | Altera Corporation | Memory elements with relay devices |
GB201320028D0 (en) * | 2013-11-13 | 2013-12-25 | Trinity College Dublin | Method and system to control the mechanical stiffness of nanoscale components by electrical current flow |
US9628086B2 (en) * | 2013-11-14 | 2017-04-18 | Case Western Reserve University | Nanoelectromechanical antifuse and related systems |
US9362608B1 (en) | 2014-12-03 | 2016-06-07 | General Electric Company | Multichannel relay assembly with in line MEMS switches |
US9663347B2 (en) | 2015-03-02 | 2017-05-30 | General Electric Company | Electromechanical system substrate attachment for reduced thermal deformation |
US10345332B2 (en) * | 2015-10-08 | 2019-07-09 | The Charles Stark Draper Laboratory, Inc. | Zero power sensors |
KR101901212B1 (ko) * | 2017-05-31 | 2018-09-27 | 한국과학기술연구원 | 열구동 스위치 구조체 및 그 제조 방법 |
CN109211283B (zh) * | 2018-09-18 | 2020-02-18 | 东南大学 | 一种lc传感系统 |
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-
2009
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2010
- 2010-11-10 JP JP2010251379A patent/JP5829804B2/ja active Active
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CN102082043A (zh) | 2011-06-01 |
CN102082043B (zh) | 2015-09-23 |
JP2011119249A (ja) | 2011-06-16 |
EP2328160B1 (en) | 2018-02-28 |
KR20110060840A (ko) | 2011-06-08 |
US8779886B2 (en) | 2014-07-15 |
US20110128112A1 (en) | 2011-06-02 |
EP2328160A1 (en) | 2011-06-01 |
KR101745725B1 (ko) | 2017-06-09 |
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