GB8918387D0 - Piezoelectric sensor device - Google Patents

Piezoelectric sensor device

Info

Publication number
GB8918387D0
GB8918387D0 GB898918387A GB8918387A GB8918387D0 GB 8918387 D0 GB8918387 D0 GB 8918387D0 GB 898918387 A GB898918387 A GB 898918387A GB 8918387 A GB8918387 A GB 8918387A GB 8918387 D0 GB8918387 D0 GB 8918387D0
Authority
GB
United Kingdom
Prior art keywords
sensor device
piezoelectric sensor
piezoelectric
sensor
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
Application number
GB898918387A
Other versions
GB2235533A (en
GB2235533B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STC PLC
Original Assignee
STC PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by STC PLC filed Critical STC PLC
Priority to GB8918387A priority Critical patent/GB2235533B/en
Publication of GB8918387D0 publication Critical patent/GB8918387D0/en
Publication of GB2235533A publication Critical patent/GB2235533A/en
Application granted granted Critical
Publication of GB2235533B publication Critical patent/GB2235533B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • 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
    • 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
    • G01P15/097—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 by vibratory elements
    • G01P15/0975—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 by vibratory elements by acoustic surface wave resonators or delay lines

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB8918387A 1989-08-11 1989-08-11 Piezoelectric sensor device Expired - Fee Related GB2235533B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8918387A GB2235533B (en) 1989-08-11 1989-08-11 Piezoelectric sensor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8918387A GB2235533B (en) 1989-08-11 1989-08-11 Piezoelectric sensor device

Publications (3)

Publication Number Publication Date
GB8918387D0 true GB8918387D0 (en) 1989-09-20
GB2235533A GB2235533A (en) 1991-03-06
GB2235533B GB2235533B (en) 1994-02-09

Family

ID=10661506

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8918387A Expired - Fee Related GB2235533B (en) 1989-08-11 1989-08-11 Piezoelectric sensor device

Country Status (1)

Country Link
GB (1) GB2235533B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112697262A (en) * 2020-12-08 2021-04-23 联合微电子中心有限责任公司 Hydrophone and method for manufacturing same

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260596A (en) * 1991-04-08 1993-11-09 Motorola, Inc. Monolithic circuit with integrated bulk structure resonator
GB9501380D0 (en) * 1995-01-24 1995-03-15 Sun Electric Uk Ltd Engine and rotary machine analysis
FI102114B (en) * 1996-11-20 1998-10-15 Vtt Sensor to measure sound pressure and acceleration
US20010012792A1 (en) * 1999-05-27 2001-08-09 Matthew J. Murray Automatically adjusting acoustic output of the speaker of a telephone handset
EP1085309A3 (en) * 1999-09-02 2001-06-13 Halliburton Energy Services, Inc. Vibrating quartz diaphragm pressure sensor
JP2001189668A (en) * 1999-12-28 2001-07-10 Circuit Design:Kk Wireless microphone device and transmitter device for wireless microphone
GB0024813D0 (en) 2000-10-10 2000-11-22 Transense Technologies Plc Pressure monitoring device incorporating saw device
JP4320593B2 (en) 2002-03-21 2009-08-26 トランセンス テクノロジーズ ピーエルシー Pressure monitor used with SAW device
US7198981B2 (en) * 2004-10-21 2007-04-03 Honeywell International Inc. Vacuum sealed surface acoustic wave pressure sensor
US7302864B2 (en) * 2005-09-23 2007-12-04 Honeywell International Inc. Torque sensor
US7331236B2 (en) 2006-03-21 2008-02-19 Radi Medical Systems Ab Pressure sensor
EP1837638B1 (en) 2006-03-21 2011-12-28 Radi Medical Systems Ab Pressure sensor
JP5138246B2 (en) * 2006-03-21 2013-02-06 ラディ・メディカル・システムズ・アクチェボラーグ Pressure sensor
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
RU2494499C1 (en) * 2012-02-09 2013-09-27 Открытое акционерное общество "Научно-исследовательский институт "Элпа" с опытным производством" (ОАО "НИИ "Элпа") Method of making surface acoustic wave resonators
CN103604950A (en) * 2013-11-20 2014-02-26 中国工程物理研究院电子工程研究所 Piezoelectric type micro acceleration sensor
CN103604949A (en) * 2013-11-20 2014-02-26 中国工程物理研究院电子工程研究所 Annular piezoelectric type micro acceleration sensor
CN110071212A (en) * 2019-04-30 2019-07-30 中北大学 The processing method and equipment of high temperature resistant hard brittle material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1483344A (en) * 1974-08-05 1977-08-17 Marconi Co Ltd Pressure sensitive devices
US4100811A (en) * 1977-03-18 1978-07-18 United Technologies Corporation Differential surface acoustic wave transducer
FR2451026A1 (en) * 1979-03-09 1980-10-03 Thomson Csf SURFACE ELASTIC WAVE PRESSURE SENSOR

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112697262A (en) * 2020-12-08 2021-04-23 联合微电子中心有限责任公司 Hydrophone and method for manufacturing same

Also Published As

Publication number Publication date
GB2235533A (en) 1991-03-06
GB2235533B (en) 1994-02-09

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040811