CN1437456A - 双向机械电换能器 - Google Patents
双向机械电换能器 Download PDFInfo
- Publication number
- CN1437456A CN1437456A CN01811578A CN01811578A CN1437456A CN 1437456 A CN1437456 A CN 1437456A CN 01811578 A CN01811578 A CN 01811578A CN 01811578 A CN01811578 A CN 01811578A CN 1437456 A CN1437456 A CN 1437456A
- Authority
- CN
- China
- Prior art keywords
- sector
- transducer
- signal
- central object
- suspended
- 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.)
- Granted
Links
- 239000000725 suspension Substances 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims 4
- 230000008030 elimination Effects 0.000 claims 2
- 238000003379 elimination reaction Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 241001203771 Eudonia echo Species 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 238000002555 auscultation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/24—Methods or devices for transmitting, conducting or directing sound for conducting sound through solid bodies, e.g. wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/02—Stethoscopes
- A61B7/04—Electric stethoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/488—Diagnostic techniques involving Doppler signals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0688—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction with foil-type piezoelectric elements, e.g. PVDF
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
- G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/22—Methods or devices for transmitting, conducting or directing sound for conducting sound through hollow pipes, e.g. speaking tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0204—Acoustic sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P2015/0805—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration
- G01P2015/0822—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining out-of-plane movement of the mass
- G01P2015/084—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining out-of-plane movement of the mass the mass being suspended at more than one of its sides, e.g. membrane-type suspension, so as to permit multi-axis movement of the mass
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Multimedia (AREA)
- Medical Informatics (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- General Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- Mechanical Engineering (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Signal Processing (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Networks Using Active Elements (AREA)
- Amplifiers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Electrophonic Musical Instruments (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21347700P | 2000-06-23 | 2000-06-23 | |
US60/213,477 | 2000-06-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1437456A true CN1437456A (zh) | 2003-08-20 |
CN1278651C CN1278651C (zh) | 2006-10-11 |
Family
ID=22795268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018115780A Expired - Fee Related CN1278651C (zh) | 2000-06-23 | 2001-02-21 | 双向机械电换能器 |
Country Status (14)
Country | Link |
---|---|
US (2) | US6619126B2 (zh) |
EP (1) | EP1292228B1 (zh) |
JP (1) | JP2004500951A (zh) |
KR (1) | KR20030011925A (zh) |
CN (1) | CN1278651C (zh) |
AT (1) | ATE302566T1 (zh) |
AU (1) | AU2001242885A1 (zh) |
BR (1) | BR0112278A (zh) |
CA (1) | CA2413410A1 (zh) |
DE (1) | DE60112934T2 (zh) |
EA (1) | EA200300053A1 (zh) |
NZ (1) | NZ523691A (zh) |
PL (1) | PL359370A1 (zh) |
WO (1) | WO2002000117A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105118496A (zh) * | 2015-09-11 | 2015-12-02 | 黄礼范 | 声学超材料基本结构单元及其复合结构和装配方法 |
CN111405441A (zh) * | 2020-04-16 | 2020-07-10 | 瑞声声学科技(深圳)有限公司 | 一种压电式mems麦克风 |
CN111678626A (zh) * | 2020-08-11 | 2020-09-18 | 潍坊研翔仪器仪表科技有限公司 | 一种包含交织挠性敏感元件的压电传感器及其检测方法 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU1340501A (en) * | 1999-10-22 | 2001-05-08 | Government of the United States of America as represented by the Administrator of the National Aeronautics and Space Administration (NASA), The | Membrane position control |
NL1024722C2 (nl) * | 2002-11-07 | 2005-12-23 | Corning Inc | Laag uitgassend rubberachtig polymeermateriaal dat hardbaar is door een licht- of elektronenbundel, alsmede de bereiding en het gebruik daarvan. |
NO20034247L (no) * | 2003-09-23 | 2005-03-29 | Meditron Asa | Diagnostisk apparat |
US7057330B2 (en) * | 2003-12-18 | 2006-06-06 | Palo Alto Research Center Incorporated | Broad frequency band energy scavenger |
EP1713134A1 (de) * | 2005-04-14 | 2006-10-18 | Delphi Technologies, Inc. | Vibrationssensor und Verfahren zu dessen Herstellung |
US8920343B2 (en) | 2006-03-23 | 2014-12-30 | Michael Edward Sabatino | Apparatus for acquiring and processing of physiological auditory signals |
US8638956B2 (en) * | 2009-08-06 | 2014-01-28 | Ken K. Deng | Acoustic velocity microphone using a buoyant object |
DE102010029278B4 (de) | 2010-05-25 | 2019-05-23 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Sensor und Aktuator für mehrere Rotationsfreiheitsgrade |
RU2611735C1 (ru) * | 2016-04-04 | 2017-02-28 | Федеральное государственное бюджетное учреждение науки Тихоокеанский океанологический институт им. В.И. Ильичева Дальневосточного отделения Российской академии наук (ТОИ ДВО РАН) | Комбинированный приемник для регистрации дыхательных звуков на поверхности грудной клетки |
US10507009B2 (en) | 2017-10-05 | 2019-12-17 | EchoNous, Inc. | System and method for fusing ultrasound with additional signals |
US11422273B2 (en) | 2018-09-05 | 2022-08-23 | Pgs Geophysical As | Sensor housing and spacer carrier assembly |
EP3863521A4 (en) | 2018-10-08 | 2022-05-18 | Echonous, Inc. | DEVICE COMPRISING ULTRASOUND, AUSCULTATION AND AMBIENT NOISE SENSORS |
JP7467317B2 (ja) | 2020-11-12 | 2024-04-15 | 株式会社東芝 | 音響検査装置及び音響検査方法 |
Family Cites Families (36)
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US2880333A (en) | 1954-11-17 | 1959-03-31 | Gulton Ind Inc | Accelerometer |
US2842685A (en) * | 1955-12-23 | 1958-07-08 | Gulton Ind Inc | Bender tuned array |
US2963911A (en) * | 1959-02-18 | 1960-12-13 | Bell Telephone Labor Inc | Piezoresistive accelerometer |
US3147391A (en) * | 1961-03-27 | 1964-09-01 | Darrel Bernard | Angular accelerometer |
US3069573A (en) * | 1961-06-26 | 1962-12-18 | Eugene Van Liew | Connector assembly for annular piezoelectric transducers |
US4051395A (en) | 1975-08-08 | 1977-09-27 | Minnesota Mining And Manufacturing | Weight actuated piezoelectric polymeric transducer |
GB2055018B (en) | 1979-07-11 | 1983-11-16 | Kureha Chemical Ind Co Ltd | Vibration detector |
US4349183A (en) * | 1980-08-04 | 1982-09-14 | Litton Systems Inc. | Spring for a ring laser gyro dither mechanism |
US4398116A (en) * | 1981-04-30 | 1983-08-09 | Siemens Gammasonics, Inc. | Transducer for electronic focal scanning in an ultrasound imaging device |
FR2540325A1 (fr) * | 1983-01-28 | 1984-08-03 | Thomson Csf | Hydrophone de vitesse |
US4685767A (en) * | 1984-02-27 | 1987-08-11 | Matsushita Electric Industrial Co., Ltd. | Fine adjustment apparatus for optical system lens |
GB2166022A (en) * | 1984-09-05 | 1986-04-23 | Sawafuji Dynameca Co Ltd | Piezoelectric vibrator |
GB8519026D0 (en) | 1985-07-27 | 1985-09-04 | Laing J | Piezo electrical inertia sensitive device |
US4779985A (en) * | 1986-12-22 | 1988-10-25 | Litton Systems, Inc. | Dither suspension for ring laser gyroscope and method |
US4727279A (en) * | 1987-04-29 | 1988-02-23 | General Motors Corporation | Piezoelectric knock sensor |
FR2615682B1 (fr) | 1987-05-19 | 1989-07-13 | Thomson Csf | Geophone comportant un element sensible en polymere piezoelectrique |
DE4012829C2 (de) * | 1990-04-23 | 1995-11-23 | Walter Rieger | Vorrichtung zur mehrdimensionalen Kraftmessung und daraus abgeleiteten Größen durch Meßwertaufnahme mittels elektrischer Sensoren, z. B. Dehnungsmeßstreifen |
US5461916A (en) * | 1992-08-21 | 1995-10-31 | Nippondenso Co., Ltd. | Mechanical force sensing semiconductor device |
US5428995A (en) * | 1993-03-08 | 1995-07-04 | Litton Systems, Inc. | Counterbalanced vibratory triaxial angular rate sensor with open loop output |
US5581013A (en) * | 1993-06-16 | 1996-12-03 | Frederick Engineering Company | Method and system for obtaining useful foundation information |
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US6359370B1 (en) * | 1995-02-28 | 2002-03-19 | New Jersey Institute Of Technology | Piezoelectric multiple degree of freedom actuator |
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US5677487A (en) * | 1995-10-13 | 1997-10-14 | A/S Bruel & Kjaer | Method and apparatus for measuring acceleration or mechanical forces |
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US5983718A (en) * | 1997-07-14 | 1999-11-16 | Litton Systems, Inc. | Signal processing system for inertial sensor |
US6038924A (en) * | 1997-12-22 | 2000-03-21 | Research Foundation Of State Of New York | Low frequency seismic accelerometer |
US6196067B1 (en) * | 1998-05-05 | 2001-03-06 | California Institute Of Technology | Silicon micromachined accelerometer/seismometer and method of making the same |
FR2784752B1 (fr) * | 1998-10-20 | 2000-11-17 | Onera (Off Nat Aerospatiale) | Accelerometre miniature monolithique |
FR2786957B1 (fr) * | 1998-12-07 | 2001-02-23 | Sfim Ind | Actionneur piezo-electrique ou electrostrictif |
US6279395B1 (en) * | 1999-02-05 | 2001-08-28 | Kistler Instrument Corporation | Annual shear element with radial preload |
JP3939048B2 (ja) * | 1999-05-17 | 2007-06-27 | セイコーインスツル株式会社 | 圧電アクチュエータ |
US6397677B1 (en) * | 2000-06-06 | 2002-06-04 | Kistler Instrument Corporation | Piezoelectric rotational accelerometer |
US6357295B1 (en) * | 2000-07-28 | 2002-03-19 | Litton Systems, Inc. | Counterbalanced rotation rate sensor |
-
2001
- 2001-02-21 NZ NZ523691A patent/NZ523691A/en unknown
- 2001-02-21 AT AT01915938T patent/ATE302566T1/de not_active IP Right Cessation
- 2001-02-21 WO PCT/NO2001/000064 patent/WO2002000117A1/en active IP Right Grant
- 2001-02-21 PL PL01359370A patent/PL359370A1/xx unknown
- 2001-02-21 DE DE60112934T patent/DE60112934T2/de not_active Expired - Lifetime
- 2001-02-21 CA CA002413410A patent/CA2413410A1/en not_active Abandoned
- 2001-02-21 JP JP2002504903A patent/JP2004500951A/ja active Pending
- 2001-02-21 AU AU2001242885A patent/AU2001242885A1/en not_active Abandoned
- 2001-02-21 EP EP01915938A patent/EP1292228B1/en not_active Expired - Lifetime
- 2001-02-21 CN CNB018115780A patent/CN1278651C/zh not_active Expired - Fee Related
- 2001-02-21 EA EA200300053A patent/EA200300053A1/ru unknown
- 2001-02-21 BR BR0112278-9A patent/BR0112278A/pt not_active Application Discontinuation
- 2001-02-21 KR KR1020027017590A patent/KR20030011925A/ko not_active Application Discontinuation
- 2001-06-22 US US09/886,376 patent/US6619126B2/en not_active Expired - Lifetime
- 2001-08-02 US US09/788,607 patent/US6624551B2/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105118496A (zh) * | 2015-09-11 | 2015-12-02 | 黄礼范 | 声学超材料基本结构单元及其复合结构和装配方法 |
CN111405441A (zh) * | 2020-04-16 | 2020-07-10 | 瑞声声学科技(深圳)有限公司 | 一种压电式mems麦克风 |
CN111405441B (zh) * | 2020-04-16 | 2021-06-15 | 瑞声声学科技(深圳)有限公司 | 一种压电式mems麦克风 |
CN111678626A (zh) * | 2020-08-11 | 2020-09-18 | 潍坊研翔仪器仪表科技有限公司 | 一种包含交织挠性敏感元件的压电传感器及其检测方法 |
CN111678626B (zh) * | 2020-08-11 | 2020-12-08 | 山东道永盛信息科技有限公司 | 一种包含交织挠性敏感元件的压电传感器及其检测方法 |
Also Published As
Publication number | Publication date |
---|---|
US6619126B2 (en) | 2003-09-16 |
WO2002000117A1 (en) | 2002-01-03 |
EP1292228A1 (en) | 2003-03-19 |
ATE302566T1 (de) | 2005-09-15 |
DE60112934D1 (de) | 2005-09-29 |
KR20030011925A (ko) | 2003-02-11 |
US20020030421A1 (en) | 2002-03-14 |
US20020043110A1 (en) | 2002-04-18 |
BR0112278A (pt) | 2003-06-10 |
EP1292228B1 (en) | 2005-08-24 |
CA2413410A1 (en) | 2002-01-03 |
EA200300053A1 (ru) | 2003-06-26 |
DE60112934T2 (de) | 2006-06-14 |
NZ523691A (en) | 2004-05-28 |
CN1278651C (zh) | 2006-10-11 |
US6624551B2 (en) | 2003-09-23 |
PL359370A1 (en) | 2004-08-23 |
JP2004500951A (ja) | 2004-01-15 |
AU2001242885A1 (en) | 2002-01-08 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
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