JP4320593B2 - Sawデバイスと併用される圧力モニター - Google Patents
Sawデバイスと併用される圧力モニター Download PDFInfo
- Publication number
- JP4320593B2 JP4320593B2 JP2003578881A JP2003578881A JP4320593B2 JP 4320593 B2 JP4320593 B2 JP 4320593B2 JP 2003578881 A JP2003578881 A JP 2003578881A JP 2003578881 A JP2003578881 A JP 2003578881A JP 4320593 B2 JP4320593 B2 JP 4320593B2
- Authority
- JP
- Japan
- Prior art keywords
- saw
- saw device
- substrate
- pressure monitor
- pressure
- 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
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
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Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0092—Pressure sensor associated with other sensors, e.g. for measuring acceleration or temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
- G01L1/162—Measuring force or stress, in general using properties of piezoelectric devices using piezoelectric resonators
- G01L1/165—Measuring force or stress, in general using properties of piezoelectric devices using piezoelectric resonators with acoustic surface waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
- G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
- G01L9/0025—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element with acoustic surface waves
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Measuring Fluid Pressure (AREA)
- Sawing (AREA)
Description
前記基板は、この変形可能な部分に取り付けられた第1表面弾性波(SAW)デバイスと、チェンバー内で変形不能な基準基板部分に取り付けられた少なくとも第2SAWデバイスおよび第3SAWデバイスを有しており、
前記第2SAWデバイスの伝播方向は、前記第1および第3SAWデバイスの少なくとも一つの伝播方向に対してある角度で傾斜し、
前記変形可能な部分は、単一基板の第1領域によって形成され、前記基準基板部分は、前記単一基板の第2領域によって形成されており、
前記圧力モニター周辺域内の圧力の変化によって生じるダイアフラムの偏位が、前記変形可能な部分の変形をもたらし、前記基準基板部分を変形させない状態で、前記変形可能な部分に取り付けられたSAWデバイスによって前記変形可能な部分の変形を測定できることを特徴とする圧力モニターを提供する。
Claims (10)
- 硬質フレームを有するベースと、
ベースに固定され、このベースとともに実質的に流体密なチェンバーを規定するとともに、少なくとも一部が可撓性であり、周辺の流体圧の変化に応答して偏位するダイアフラムを形成する単純支持蓋と、
フレームのエッジから離れて設けられ、ダイアフラムの偏位をチェンバー内に配設された基板の変形可能な部分に伝送する伝送手段と、を含む圧力モニターであって、
前記基板は、この変形可能な部分に取り付けられた第1表面弾性波(SAW)デバイスと、チェンバー内で変形不能な基準基板部分に取り付けられた少なくとも第2SAWデバイスおよび第3SAWデバイスを有しており、
前記第2SAWデバイスの伝播方向は、前記第1および第3SAWデバイスの少なくとも一つの伝播方向に対してある角度で傾斜し、
前記変形可能な部分は、単一基板の第1領域によって形成され、前記基準基板部分は、前記単一基板の第2領域によって形成されており、
前記圧力モニター周辺域内の圧力の変化によって生じるダイアフラムの偏位が、前記変形可能な部分の変形をもたらし、前記基準基板部分を変形させない状態で、前記変形可能な部分に取り付けられたSAWデバイスによって前記変形可能な部分の変形を測定できることを特徴とする圧力モニター。 - 前記単一基板が、第1支持部材によってベース上に一端で支持されるとともに、第2支持部材によって、前記単一基板の長さ方向に沿ったある一点で部分的に支持されたビームの形状をなし、前記第1領域は、前記第1支持部材と前記第2支持部材との間の前記基板の部分によって形成され、前記第2領域は、前記第2支持部材を越えて突出する前記基板の部分によって形成され、前記伝送手段が前記第1領域と係合する請求項1に記載の圧力モニター。
- 前記第1SAWデバイスが、前記第3SAWデバイスの伝播方向と平行である伝播方向を有している請求項1または請求項2に記載の圧力モニター。
- 前記SAWデバイスの各々が、SAW共振装置である請求項1から3のいずれか一項に記載の圧力モニター。
- 前記SAWデバイスの各々が、異なる共振周波数を有している請求項1から4のいずれか一項に記載の圧力モニター。
- 前記第2SAWデバイスが、前記第3SAWデバイスに対して10−30°の範囲の角度で傾斜した伝播方向に向けられている請求項1から5のいずれか一項に記載の圧力モニター。
- 前記第2SAWデバイスが、前記第3SAWデバイスに対して16−20°の範囲の角度で傾斜した伝播方向に向けられている請求項1から6のいずれか一項に記載の圧力モニター。
- 前記第2SAWデバイスが、前記第3SAWデバイスに対して18°の角度で傾斜した伝播方向に向けられている請求項1から7のいずれか一項に記載の圧力モニター。
- 全てのSAWデバイスが、単一基板の同じ側に配置されている請求項1から8のいずれか一項に記載の圧力モニター。
- 前記SAWデバイスが、単一基板の両側に設けられている請求項1から8のいずれか一項に記載の圧力モニター。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0206705A GB0206705D0 (en) | 2002-03-21 | 2002-03-21 | Pressure monitor incorporating saw device |
GB0302311A GB2386684B (en) | 2002-03-21 | 2003-01-31 | Pressure monitor incorporating saw device |
GBGB0305461.6A GB0305461D0 (en) | 2003-03-10 | 2003-03-10 | Improvements in the construction of saw devices |
PCT/GB2003/001181 WO2003081195A1 (en) | 2002-03-21 | 2003-03-17 | Pressure monitor incorporating saw device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005526240A JP2005526240A (ja) | 2005-09-02 |
JP4320593B2 true JP4320593B2 (ja) | 2009-08-26 |
Family
ID=28457506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003578881A Expired - Fee Related JP4320593B2 (ja) | 2002-03-21 | 2003-03-17 | Sawデバイスと併用される圧力モニター |
Country Status (9)
Country | Link |
---|---|
US (1) | US7151337B2 (ja) |
EP (1) | EP1485692B1 (ja) |
JP (1) | JP4320593B2 (ja) |
CN (1) | CN100338451C (ja) |
AT (1) | ATE356981T1 (ja) |
AU (1) | AU2003216841A1 (ja) |
DE (1) | DE60312493T2 (ja) |
TW (1) | TWI266046B (ja) |
WO (1) | WO2003081195A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012185131A (ja) * | 2011-03-08 | 2012-09-27 | Seiko Instruments Inc | 力学量センサ |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003081195A1 (en) * | 2002-03-21 | 2003-10-02 | Transense Technologies Plc | Pressure monitor incorporating saw device |
GB0305461D0 (en) * | 2003-03-10 | 2003-04-16 | Transense Technologies Plc | Improvements in the construction of saw devices |
JP4099504B2 (ja) * | 2003-11-27 | 2008-06-11 | 京セラ株式会社 | 圧力センサ装置 |
US7000298B2 (en) | 2004-04-20 | 2006-02-21 | Honeywell International Inc. | Method a quartz sensor |
US7205701B2 (en) | 2004-09-03 | 2007-04-17 | Honeywell International Inc. | Passive wireless acoustic wave chemical sensor |
US7243547B2 (en) * | 2004-10-13 | 2007-07-17 | Honeywell International Inc. | MEMS SAW sensor |
US7165455B2 (en) | 2004-12-18 | 2007-01-23 | Honeywell International Inc. | Surface acoustic wave sensor methods and systems |
GB2426590B (en) * | 2005-05-26 | 2009-01-14 | Transense Technologies Plc | Pressure sensor |
US7651879B2 (en) | 2005-12-07 | 2010-01-26 | Honeywell International Inc. | Surface acoustic wave pressure sensors |
GB2439344B (en) * | 2006-06-23 | 2011-08-10 | Transense Technologies Plc | Post assembly automatic adjustment of tpms sensor preload |
GB0612520D0 (en) * | 2006-06-23 | 2006-08-02 | Transense Technologies Plc | Post assembly automatic adjustment of tpms sensor preload |
US7576470B2 (en) | 2007-04-30 | 2009-08-18 | Honeywell International Inc. | Mechanical packaging of surface acoustic wave device for sensing applications |
US7730772B2 (en) | 2007-12-28 | 2010-06-08 | Honeywell International Inc. | Surface acoustic wave sensor and package |
US7726184B2 (en) | 2007-12-28 | 2010-06-01 | Honeywell International Inc. | Surface acoustic wave sensor and package |
GB0807405D0 (en) * | 2008-04-23 | 2008-05-28 | Transense Technologies Plc | Pressure sensor |
GB2462128B (en) | 2008-07-25 | 2012-05-02 | Transense Technologies Plc | SAW sensor with adjustable preload |
US8384524B2 (en) | 2008-11-26 | 2013-02-26 | Honeywell International Inc. | Passive surface acoustic wave sensing system |
JP5281385B2 (ja) * | 2008-12-19 | 2013-09-04 | 株式会社ブリヂストン | センサモジュール、及びセンサモジュールを備えたタイヤ・ホイール組立体 |
US8317392B2 (en) | 2008-12-23 | 2012-11-27 | Honeywell International Inc. | Surface acoustic wave based micro-sensor apparatus and method for simultaneously monitoring multiple conditions |
DE102009056060B4 (de) | 2009-08-19 | 2011-09-22 | Vectron International Gmbh & Co.Kg | Messsystem zur drahtlosen positionsunabhängigen Messung der Temperatur |
JP5310572B2 (ja) * | 2010-01-13 | 2013-10-09 | 凸版印刷株式会社 | 圧力センサ |
US9032782B1 (en) | 2010-06-16 | 2015-05-19 | Rapid Diagnostek, Inc. | Diagnostic testing sensors for resonant detectors |
CN102175358A (zh) * | 2010-12-06 | 2011-09-07 | 北京理工大学 | 采用三层应力传递模型的无源无线声表面波应力传感器 |
TWI431445B (zh) | 2010-12-22 | 2014-03-21 | Ind Tech Res Inst | 控制系統與其初始化方法 |
US9673777B2 (en) | 2011-11-17 | 2017-06-06 | Transense Technologies Plc | Quartz substrate orientations for compact monolithic differential temperature sensor, and sensors using same |
WO2014195372A1 (en) * | 2013-06-06 | 2014-12-11 | Technical University Of Denmark | All-optical pressure sensor |
CN104931127B (zh) * | 2015-06-02 | 2024-10-15 | 麒盛科技股份有限公司 | 桥梁式微动传感器和生理信号采集垫 |
CN110036268B (zh) * | 2016-11-30 | 2021-09-28 | 基斯特勒控股公司 | 用于测量力的测量传感器 |
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JPS6180024A (ja) * | 1984-09-27 | 1986-04-23 | Shimadzu Corp | 表面弾性波圧力センサ |
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US6571638B2 (en) * | 2000-06-30 | 2003-06-03 | Sawtek, Inc. | Surface-acoustic-wave pressure sensor and associated methods |
GB0024813D0 (en) * | 2000-10-10 | 2000-11-22 | Transense Technologies Plc | Pressure monitoring device incorporating saw device |
US6456168B1 (en) * | 2000-12-29 | 2002-09-24 | Cts Corporation | Temperature compensated crystal oscillator assembled on crystal base |
JP2003087080A (ja) * | 2001-07-06 | 2003-03-20 | Murata Mfg Co Ltd | 弾性表面波素子及びその製造方法 |
WO2003081195A1 (en) * | 2002-03-21 | 2003-10-02 | Transense Technologies Plc | Pressure monitor incorporating saw device |
US6907787B2 (en) * | 2003-04-30 | 2005-06-21 | Honeywell International Inc. | Surface acoustic wave pressure sensor with microstructure sensing elements |
US20050109095A1 (en) * | 2003-11-20 | 2005-05-26 | Sinnett Jay C. | Saw transducer interface to pressure sensing diaphragm |
-
2003
- 2003-03-17 WO PCT/GB2003/001181 patent/WO2003081195A1/en active IP Right Grant
- 2003-03-17 DE DE60312493T patent/DE60312493T2/de not_active Expired - Lifetime
- 2003-03-17 EP EP03712379A patent/EP1485692B1/en not_active Expired - Lifetime
- 2003-03-17 CN CNB038109573A patent/CN100338451C/zh not_active Expired - Fee Related
- 2003-03-17 JP JP2003578881A patent/JP4320593B2/ja not_active Expired - Fee Related
- 2003-03-17 US US10/508,468 patent/US7151337B2/en not_active Expired - Lifetime
- 2003-03-17 AU AU2003216841A patent/AU2003216841A1/en not_active Abandoned
- 2003-03-17 AT AT03712379T patent/ATE356981T1/de not_active IP Right Cessation
- 2003-03-20 TW TW092106168A patent/TWI266046B/zh not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012185131A (ja) * | 2011-03-08 | 2012-09-27 | Seiko Instruments Inc | 力学量センサ |
Also Published As
Publication number | Publication date |
---|---|
TWI266046B (en) | 2006-11-11 |
US20050225214A1 (en) | 2005-10-13 |
CN1653321A (zh) | 2005-08-10 |
EP1485692A1 (en) | 2004-12-15 |
JP2005526240A (ja) | 2005-09-02 |
DE60312493D1 (de) | 2007-04-26 |
CN100338451C (zh) | 2007-09-19 |
TW200306410A (en) | 2003-11-16 |
EP1485692B1 (en) | 2007-03-14 |
AU2003216841A1 (en) | 2003-10-08 |
US7151337B2 (en) | 2006-12-19 |
WO2003081195A1 (en) | 2003-10-02 |
ATE356981T1 (de) | 2007-04-15 |
DE60312493T2 (de) | 2007-07-12 |
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