JP4601629B2 - マイクロ加工熱線真空センサ - Google Patents
マイクロ加工熱線真空センサ Download PDFInfo
- Publication number
- JP4601629B2 JP4601629B2 JP2006554353A JP2006554353A JP4601629B2 JP 4601629 B2 JP4601629 B2 JP 4601629B2 JP 2006554353 A JP2006554353 A JP 2006554353A JP 2006554353 A JP2006554353 A JP 2006554353A JP 4601629 B2 JP4601629 B2 JP 4601629B2
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- JP
- Japan
- Prior art keywords
- contact
- integrated circuit
- wire
- vacuum sensor
- substrate
- 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.)
- Expired - Fee Related
Links
- 239000000758 substrate Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 17
- 238000012545 processing Methods 0.000 claims description 7
- 238000000059 patterning Methods 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 3
- 238000007740 vapor deposition Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009461 vacuum packaging Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/002—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by thermal means, e.g. hypsometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L21/00—Vacuum gauges
- G01L21/10—Vacuum gauges by measuring variations in the heat conductivity of the medium, the pressure of which is to be measured
- G01L21/12—Vacuum gauges by measuring variations in the heat conductivity of the medium, the pressure of which is to be measured measuring changes in electric resistance of measuring members, e.g. of filaments; Vacuum gauges of the Pirani type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
- G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/186—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3272—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers for verifying the internal pressure of closed containers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- 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
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/146—Mixed devices
- H01L2924/1461—MEMS
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Description
Claims (9)
- 集積回路を製造する方法であって、
蛇行形状のワイヤとして真空センサを微細加工する工程と、
前記真空センサと前記集積回路とを同一基板に集積する工程と、
前記集積された真空センサおよび集積回路をエンクロジャ内で真空封止する工程と
を含み、
前記真空センサを微細加工する工程は、
前記ワイヤに結合されるコンタクトを前記基板の表面上に形成する工程であって、シード層を堆積してパターン加工することにより、前記ワイヤにそれぞれ結合される第1コンタクトおよび第2コンタクトを前記表面上に形成する工程と、
犠牲層を蒸着してパターン加工することにより、前記第1コンタクトおよび前記第2コンタクトのそれぞれの上方に、前記ワイヤを支持する支持部が形成される開口を前記犠牲層に形成する工程と、
前記犠牲層上で蒸着およびパターン加工することにより、蛇行形状の前記ワイヤを形成する工程と、
前記犠牲層を除去することにより、前記第1コンタクトおよび前記第2コンタクトのそれぞれから前記ワイヤまで上方に延長する前記支持部により懸架された蛇行形状の前記ワイヤを形成する工程と
を有する
方法。 - 前記微細加工された真空センサは別途に加工された集積回路ダイとして形成され、前記集積回路は別の集積回路ダイ上に形成される
請求項1に記載の方法。 - 前記第1コンタクトおよび前記第2コンタクトは、2つのリード部を提供すべくU形状に形成される
請求項1または2に記載の方法。 - 前記第1コンタクトおよび前記第2コンタクトは導通ビアにより前記エンクロジャ外部と電気的に接続される
請求項1から3のいずれかに記載の方法。 - 集積回路デバイスであって、
集積回路ダイとして形成された、微細加工真空センサと、
集積回路ダイとして形成された集積回路と、
エンクロジャと、
ハイブリッド集積スキームによる前記真空センサおよび集積回路を支持する基板と
を備え、
前記真空センサは、
懸架された蛇行形状のワイヤと、
それぞれ前記基板上に形成され、それぞれ前記ワイヤに結合された第1コンタクトおよび第2コンタクトと
を有し、
前記第1コンタクトおよび前記第2コンタクトは、それぞれ2つのリード部を有するU形状を有し、
前記エンクロジャは、前記基板上に取り付けられ、前記真空センサおよび前記集積回路をともに真空封止する
集積回路デバイス。 - 前記真空センサおよび前記集積回路は、別々の集積回路ダイに形成される
請求項5に記載の集積回路デバイス。 - 集積回路デバイスであって、
基板と、
前記基板に集積された真空センサと、
前記基板に集積された集積回路と、
前記基板に取り付けられ、集積された前記真空センサおよび前記集積回路を真空封止するエンクロジャと
を備え、
前記真空センサは、
懸架された蛇行形状のワイヤと、
それぞれ前記基板上に形成され、それぞれ前記ワイヤに結合された第1コンタクトおよび第2コンタクトと
を有し、
前記第1コンタクトおよび前記第2コンタクトは、それぞれ2つのリード部を有するU形状を有する
集積回路デバイス。 - 前記第1コンタクトおよび前記第2コンタクトを前記エンクロジャ外部と電気的に接続する導通ビア
をさらに備える請求項5から7のいずれかに記載の集積回路デバイス。 - 前記第1コンタクトおよび前記第2コンタクトは、シード層を堆積しパターン加工することにより前記基板上に形成され、
蛇行形状の前記ワイヤは、前記第1コンタクトおよび前記第2コンタクトのそれぞれの上方に前記ワイヤを支持する支持部となる開口を形成すべく蒸着およびパターン加工された犠牲層上に蒸着およびパターン加工により形成され、当該犠牲層を除去することにより前記第1コンタクトおよび前記第2コンタクトのそれぞれから前記ワイヤまで上方に延長する前記支持部により懸架される
請求項5から8のいずれかに記載の集積回路デバイス。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/807,836 US7087451B2 (en) | 2004-03-24 | 2004-03-24 | Microfabricated hot wire vacuum sensor |
PCT/US2005/008994 WO2005098386A1 (en) | 2004-03-24 | 2005-03-18 | Microfabricated hot wire vacuum sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007522481A JP2007522481A (ja) | 2007-08-09 |
JP4601629B2 true JP4601629B2 (ja) | 2010-12-22 |
Family
ID=34964447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006554353A Expired - Fee Related JP4601629B2 (ja) | 2004-03-24 | 2005-03-18 | マイクロ加工熱線真空センサ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7087451B2 (ja) |
EP (1) | EP1728059A1 (ja) |
JP (1) | JP4601629B2 (ja) |
CN (2) | CN103376185B (ja) |
WO (1) | WO2005098386A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2872572B1 (fr) | 2004-06-30 | 2006-09-22 | Commissariat Energie Atomique | Test de l'etancheite de mems ou de petits composants encapsules |
EP2015046A1 (en) * | 2007-06-06 | 2009-01-14 | Infineon Technologies SensoNor AS | Vacuum Sensor |
US8171801B2 (en) * | 2008-12-19 | 2012-05-08 | Institut National D'optique | Micro-thermistor gas pressure sensor |
WO2010069036A1 (en) * | 2008-12-19 | 2010-06-24 | Institut National D'optique | Micro-thermistor gas pressure sensor |
MY153788A (en) * | 2011-02-23 | 2015-03-31 | Mimos Berhad | A photovoltaic device |
EP2554980B1 (en) * | 2011-08-03 | 2014-06-25 | Nxp B.V. | Integrated circuit with sensor and method of manufacturing such an integrated circuit |
DE102013020388A1 (de) * | 2012-12-13 | 2014-06-18 | Tesat-Spacecom Gmbh & Co. Kg | Verfahren zur Dichteprüfung eines Gehäuses |
WO2017009827A1 (en) * | 2015-07-12 | 2017-01-19 | Todos Technologies Ltd. | Pressure level sensing device and a method for sensing pressure |
CN106546387B (zh) * | 2016-10-28 | 2019-10-25 | 中国科学院微电子研究所 | 一种晶圆级传感器气密性检测装置及方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63284835A (ja) | 1987-05-18 | 1988-11-22 | Hitachi Ltd | 気密封止型半導体装置の検査方法 |
CH684805A5 (de) | 1992-07-20 | 1994-12-30 | Balzers Hochvakuum | Verfahren zur Wandlung eines gemessenen Signals, Wandler zu dessen Ausführung sowie Messanordnung. |
US5528452A (en) * | 1994-11-22 | 1996-06-18 | Case Western Reserve University | Capacitive absolute pressure sensor |
US6140144A (en) * | 1996-08-08 | 2000-10-31 | Integrated Sensing Systems, Inc. | Method for packaging microsensors |
US6074891A (en) * | 1998-06-16 | 2000-06-13 | Delphi Technologies, Inc. | Process for verifying a hermetic seal and semiconductor device therefor |
JP2000074770A (ja) * | 1998-09-03 | 2000-03-14 | Murata Mfg Co Ltd | 減圧パッケージ装置及びその真空度の測定方法 |
DE19903010B4 (de) | 1999-01-26 | 2004-07-08 | Plöchinger, Heinz, Dipl.-Ing. | Pirani-Druckmeßanordnung und Kombinationssensor mit einer solchen Pirani-Druckmeßanordnung |
US6638784B2 (en) * | 1999-06-24 | 2003-10-28 | Rockwell Collins, Inc. | Hermetic chip scale packaging means and method including self test |
DE10049556A1 (de) | 1999-10-08 | 2001-06-13 | Trw Inc | Integriertes Mikroelektronikmodul mit Getter-Volumenelement |
JP2001324403A (ja) * | 2000-05-12 | 2001-11-22 | Yokogawa Electric Corp | 真空度測定装置 |
US6553841B1 (en) | 2000-09-26 | 2003-04-29 | Helix Technology Corporation | Pressure transducer assembly |
ITMI20020319A1 (it) * | 2002-02-18 | 2003-08-18 | Getters Spa | Pannello evacuato elettrificato |
-
2004
- 2004-03-24 US US10/807,836 patent/US7087451B2/en not_active Expired - Fee Related
-
2005
- 2005-03-18 JP JP2006554353A patent/JP4601629B2/ja not_active Expired - Fee Related
- 2005-03-18 WO PCT/US2005/008994 patent/WO2005098386A1/en not_active Application Discontinuation
- 2005-03-18 CN CN201310268050.3A patent/CN103376185B/zh not_active Expired - Fee Related
- 2005-03-18 EP EP05731265A patent/EP1728059A1/en not_active Withdrawn
- 2005-03-18 CN CNA2005800061860A patent/CN1926421A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20050212066A1 (en) | 2005-09-29 |
CN1926421A (zh) | 2007-03-07 |
EP1728059A1 (en) | 2006-12-06 |
US7087451B2 (en) | 2006-08-08 |
JP2007522481A (ja) | 2007-08-09 |
CN103376185A (zh) | 2013-10-30 |
CN103376185B (zh) | 2016-08-24 |
WO2005098386A1 (en) | 2005-10-20 |
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