GB2117115B - Surface acoustic wave accelerometer - Google Patents

Surface acoustic wave accelerometer

Info

Publication number
GB2117115B
GB2117115B GB08208434A GB8208434A GB2117115B GB 2117115 B GB2117115 B GB 2117115B GB 08208434 A GB08208434 A GB 08208434A GB 8208434 A GB8208434 A GB 8208434A GB 2117115 B GB2117115 B GB 2117115B
Authority
GB
United Kingdom
Prior art keywords
acoustic wave
surface acoustic
wave accelerometer
accelerometer
wave
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
Application number
GB08208434A
Other versions
GB2117115A (en
Inventor
Douglas Frank George Dwyer
Steven Courtenay Hudson
David Errol Bower
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
Standard Telephone and Cables 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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB08208434A priority Critical patent/GB2117115B/en
Publication of GB2117115A publication Critical patent/GB2117115A/en
Application granted granted Critical
Publication of GB2117115B publication Critical patent/GB2117115B/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Oscillators With Electromechanical Resonators (AREA)
GB08208434A 1982-03-23 1982-03-23 Surface acoustic wave accelerometer Expired GB2117115B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08208434A GB2117115B (en) 1982-03-23 1982-03-23 Surface acoustic wave accelerometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08208434A GB2117115B (en) 1982-03-23 1982-03-23 Surface acoustic wave accelerometer

Publications (2)

Publication Number Publication Date
GB2117115A GB2117115A (en) 1983-10-05
GB2117115B true GB2117115B (en) 1985-11-06

Family

ID=10529200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08208434A Expired GB2117115B (en) 1982-03-23 1982-03-23 Surface acoustic wave accelerometer

Country Status (1)

Country Link
GB (1) GB2117115B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2546303B1 (en) * 1983-05-20 1985-07-05 Thomson Csf SURFACE ELASTIC WAVE FORCE SENSOR
GB2143326B (en) * 1983-07-14 1986-08-13 Standard Telephones Cables Ltd Surface acoustic wave accelerometer
GB2144546B (en) * 1983-08-04 1987-05-28 Standard Telephones Cables Ltd Surface acoustic wave accelerometer
FR2557695A1 (en) * 1984-01-03 1985-07-05 Thomson Csf Surface elastic wave force sensor
FR2561383B1 (en) * 1984-03-16 1986-09-19 Thomson Csf VECTOR FORCE SENSOR WITH SURFACE ELASTIC WAVES
GB8408659D0 (en) * 1984-04-04 1984-05-16 Syrinx Precision Instr Ltd Rotation rate sensor
US4905701A (en) * 1988-06-15 1990-03-06 National Research Development Corporation Apparatus and method for detecting small changes in attached mass of piezoelectric devices used as sensors
DE4135369A1 (en) * 1991-10-26 1993-05-13 Bosch Gmbh Robert Bipolar piezoelectric accelerometer with built-in test facility - has upper and lower electrodes in halves for application of test voltage and measurement of deformation
JP2002122614A (en) * 2000-10-12 2002-04-26 Murata Mfg Co Ltd Acceleration sensor
US7380454B2 (en) * 2005-12-20 2008-06-03 Honeywell International Inc. Load beam for surface acoustic wave accelerometer
US7667369B2 (en) * 2006-11-01 2010-02-23 Delaware Capital Formation, Inc. High sensitivity microsensors based on flexure induced frequency effects
US7886575B2 (en) 2006-11-01 2011-02-15 Delaware Capital Formation, Inc. High sensitivity acoustic wave microsensors based on stress effects

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863497A (en) * 1972-10-24 1975-02-04 Sperry Rand Corp Acoustic delay surface wave motion transducers
US3878477A (en) * 1974-01-08 1975-04-15 Hewlett Packard Co Acoustic surface wave oscillator force-sensing devices
US3978731A (en) * 1974-02-25 1976-09-07 United Technologies Corporation Surface acoustic wave transducer
US4107626A (en) * 1976-12-20 1978-08-15 Gould Inc. Digital output force sensor using surface acoustic waves
US4100811A (en) * 1977-03-18 1978-07-18 United Technologies Corporation Differential surface acoustic wave transducer
FR2443067A1 (en) * 1978-11-30 1980-06-27 Thomson Csf SURFACE ELASTIC WAVE ACCELEROMETER
FR2452714A1 (en) * 1979-03-30 1980-10-24 Thomson Csf ELASTIC WAVE ACCELEROMETER

Also Published As

Publication number Publication date
GB2117115A (en) 1983-10-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930323