BR112015004404A8 - sensores inerciais de eixo duplo e triplo e métodos de detecção inercial - Google Patents

sensores inerciais de eixo duplo e triplo e métodos de detecção inercial Download PDF

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Publication number
BR112015004404A8
BR112015004404A8 BR112015004404A BR112015004404A BR112015004404A8 BR 112015004404 A8 BR112015004404 A8 BR 112015004404A8 BR 112015004404 A BR112015004404 A BR 112015004404A BR 112015004404 A BR112015004404 A BR 112015004404A BR 112015004404 A8 BR112015004404 A8 BR 112015004404A8
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BR
Brazil
Prior art keywords
specimen
resonant
resonant elements
inertial
elements
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Application number
BR112015004404A
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English (en)
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BR112015004404A2 (pt
BR112015004404B1 (pt
Inventor
Arunkumar Seshia Ashwin
Thiruvenkatanathan Pradyumna
Zou Xudong
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Cambridge Entpr Ltd
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Application filed by Cambridge Entpr Ltd filed Critical Cambridge Entpr Ltd
Publication of BR112015004404A2 publication Critical patent/BR112015004404A2/pt
Publication of BR112015004404A8 publication Critical patent/BR112015004404A8/pt
Publication of BR112015004404B1 publication Critical patent/BR112015004404B1/pt

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/006—Details of instruments used for thermal compensation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/22—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects
    • G01K11/26—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects of resonant frequencies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/32—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using change of resonant frequency of a crystal
    • 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
    • G01P15/0802—Details
    • 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
    • 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
    • G01P15/125—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 capacitive pick-up
    • 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
    • G01P15/18—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration in two or more dimensions
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Acoustics & Sound (AREA)
  • Gyroscopes (AREA)
  • Pressure Sensors (AREA)
  • Micromachines (AREA)

Abstract

1/1 resumo sensores inerciais de eixo duplo e triplo e métodos de detecção inercial um sensor inercial compreendendo: uma armação; uma massa de prova suspensa a partir da armação; um par de primeiros elementos ressonantes acoplados eletricamente à massa de prova, ou a um componente intermediário acoplado mecanicamente à massa de prova, cada primeiro elemento ressonante acoplado a um lado oposto da massa de prova ao outro, os primeiros elementos ressonantes sendo substancialmente idênticos entre si e tendo acoplamento eletrostático substancialmente idêntico com a massa de prova quando o sensor não está acelerando; em que os primeiros elementos ressonantes e a massa de prova estão situados substancialmente em um plano, e em que o movimento da massa de prova em relação aos primeiros elementos ressonantes ortogonais ao plano, altera o acoplamento eletrostático entre a massa de prova e os primeiros elementos ressonantes; meio de acionamento acoplado aos primeiros elementos ressonantes para vibrar cada um dos primeiros elementos ressonantes; e um conjunto de sensor para detectar uma mudança na frequência ressonante de cada um dos primeiros elementos ressonantes; e meio de processamento para somar as mudanças de cada um dos primeiros elementos ressonantes para proporcionar uma medida de aceleração da massa de prova paralela a um primeiro eixo, o primeiro eixo sendo ortogonal ao plano.
BR112015004404-2A 2012-09-04 2013-09-04 sensor inercial e método de medir aceleração fora de plano utilizando o sensor inercial BR112015004404B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1215750.9A GB2505875A (en) 2012-09-04 2012-09-04 Dual and triple axis inertial sensors and methods of inertial sensing
GB1215750.9 2012-09-04
PCT/GB2013/000375 WO2014037695A2 (en) 2012-09-04 2013-09-04 Dual and triple axis inertial sensors and methods of inertial sensing

Publications (3)

Publication Number Publication Date
BR112015004404A2 BR112015004404A2 (pt) 2017-07-04
BR112015004404A8 true BR112015004404A8 (pt) 2019-08-20
BR112015004404B1 BR112015004404B1 (pt) 2021-01-26

Family

ID=47075228

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015004404-2A BR112015004404B1 (pt) 2012-09-04 2013-09-04 sensor inercial e método de medir aceleração fora de plano utilizando o sensor inercial

Country Status (8)

Country Link
US (1) US9310391B2 (pt)
EP (1) EP2893362B1 (pt)
CN (1) CN104781677B (pt)
BR (1) BR112015004404B1 (pt)
CA (1) CA2883200C (pt)
GB (1) GB2505875A (pt)
SA (2) SA515360107B1 (pt)
WO (1) WO2014037695A2 (pt)

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Also Published As

Publication number Publication date
WO2014037695A2 (en) 2014-03-13
GB201215750D0 (en) 2012-10-17
SA515360107B1 (ar) 2016-01-14
US9310391B2 (en) 2016-04-12
US20150226762A1 (en) 2015-08-13
EP2893362A2 (en) 2015-07-15
CN104781677A (zh) 2015-07-15
CA2883200C (en) 2021-11-23
BR112015004404A2 (pt) 2017-07-04
CA2883200A1 (en) 2014-03-13
EP2893362B1 (en) 2017-01-18
SA515370337B1 (ar) 2016-04-14
WO2014037695A3 (en) 2014-12-31
BR112015004404B1 (pt) 2021-01-26
GB2505875A (en) 2014-03-19
CN104781677B (zh) 2017-09-12

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B09A Decision: intention to grant [chapter 9.1 patent gazette]
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