ES8801747A1 - Un dispositivo de onda acustica superficial - Google Patents

Un dispositivo de onda acustica superficial

Info

Publication number
ES8801747A1
ES8801747A1 ES556642A ES556642A ES8801747A1 ES 8801747 A1 ES8801747 A1 ES 8801747A1 ES 556642 A ES556642 A ES 556642A ES 556642 A ES556642 A ES 556642A ES 8801747 A1 ES8801747 A1 ES 8801747A1
Authority
ES
Spain
Prior art keywords
sound wave
wave device
surface sound
gamma
theta
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
ES556642A
Other languages
English (en)
Other versions
ES556642A0 (es
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.)
SLB NV
Schlumberger Ltd USA
Original Assignee
Schlumberger NV
Schlumberger Ltd USA
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 Schlumberger NV, Schlumberger Ltd USA filed Critical Schlumberger NV
Publication of ES8801747A1 publication Critical patent/ES8801747A1/es
Publication of ES556642A0 publication Critical patent/ES556642A0/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02551—Characteristics of substrate, e.g. cutting angles of quartz substrates
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02834—Means for compensation or elimination of undesirable effects of temperature influence
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02897—Means for compensation or elimination of undesirable effects of strain or mechanical damage, e.g. strain due to bending influence

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)

Abstract

DISPOSITIVO DE ONDA ACUSTICA SUPERFICIAL QUE TIENE UNA DIRECCION DE PROPAGACION GAMMA Y UNA ORIENTACION ANGULAR THETA. CONSTA DE UN SUSTRATO (12) HECHO DE UN SENCILLO CRISTAL DE CUARZO, SOBRE UNA DE CUYAS CARAS PLANAS TIENE UN PAR DE TRANSDUCTORES INTERDIGITALES DE ONDA SUPERFICIAL (16, 18) Y DE REFLECTORES DE REJILLA DE ONDA SUPERFICIAL (20, 22); Y DE UN SOPORTE SOBRE EL QUE ESTA MONTADO EL SUSTRATO (12), EL CUAL SE FLEXIONA CUANDO SE LE APLICA UNA PRESION Y PROVOCA UN CAMBIO EN LA FRECUENCIA DE LA ONDA ESTACIONARIA, PUDIENDO SER MEDIDA DICHA PRESION A TRAVES DEL CAMBIO DE FRECUENCIA. DE APLICACION EN SENSORES PARA LA MEDICION DE PARAMETROS TALES COMO LA ACELERACION, TENSIONES Y ESFUERZOS.
ES556642A 1985-06-26 1986-06-25 Un dispositivo de onda acustica superficial Expired ES8801747A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/749,289 US4705979A (en) 1985-06-26 1985-06-26 Stress and temperature compensated surface acoustic wave devices

Publications (2)

Publication Number Publication Date
ES8801747A1 true ES8801747A1 (es) 1988-02-16
ES556642A0 ES556642A0 (es) 1988-02-16

Family

ID=25013111

Family Applications (1)

Application Number Title Priority Date Filing Date
ES556642A Expired ES8801747A1 (es) 1985-06-26 1986-06-25 Un dispositivo de onda acustica superficial

Country Status (10)

Country Link
US (1) US4705979A (es)
EP (1) EP0206944B1 (es)
CN (1) CN1007105B (es)
AU (1) AU600232B2 (es)
BR (1) BR8602614A (es)
DE (1) DE3688010D1 (es)
DK (1) DK304786A (es)
ES (1) ES8801747A1 (es)
NO (1) NO862324L (es)
OA (1) OA08350A (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343175A (en) * 1993-09-07 1994-08-30 Motorola, Inc. Mechanically tuned SAW device and method of tuning same
WO1996010293A1 (en) 1994-09-29 1996-04-04 Seiko Epson Corporation Saw device
US6111340A (en) * 1999-04-12 2000-08-29 Schlumberger Technology Corporation Dual-mode thickness-shear quartz pressure sensors for high pressure and high temperature applications
GB0329019D0 (en) * 2003-12-15 2004-01-14 Imp College Innovations Ltd Acoustic wave devices
EP1711999A1 (en) * 2004-01-15 2006-10-18 The University Of Sydney Crystal oscillators
GB2426336A (en) * 2005-05-20 2006-11-22 Transense Technologies Plc SAW based torque and temperature sensor
CN102435384B (zh) * 2011-12-02 2013-12-11 上海交通大学 基于纵横应力调整的saw高温压力传感器温度补偿方法
CN103336051B (zh) * 2013-07-10 2015-06-10 中国电子科技集团公司第二十六研究所 气体传感器用声表面波敏感器件
KR20210068131A (ko) 2018-10-16 2021-06-08 도호쿠 다이가쿠 음향파 디바이스들
CN111650447B (zh) * 2020-04-24 2022-07-19 中国人民解放军陆军工程大学 一种声表面波固态电场传感器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818382A (en) * 1970-10-20 1974-06-18 Raytheon Co Surface wave delay line structures having reduced temperature coefficient of delay time
US3771072A (en) * 1972-12-15 1973-11-06 Us Air Force Low velocity zero temperature coefficient acoustic surface wave delay line having group and phase velocity vector coincidence
US3772618A (en) * 1972-12-15 1973-11-13 Us Air Force Low velocity zero temperature coefficient acoustic surface wave delay line
US3866153A (en) * 1973-10-11 1975-02-11 Us Air Force Ultra low diffraction loss substrate members for acoustic surface wave devices
JPS5532051B2 (es) * 1974-02-14 1980-08-22
US3995240A (en) * 1974-12-23 1976-11-30 Hazeltine Corporation Temperature compensated surface wave device
US4006435A (en) * 1974-12-23 1977-02-01 Hazeltine Corporation Method for fabricating a temperature compensated surface wave device
US4109173A (en) * 1977-08-19 1978-08-22 The United States Of America As Represented By The Secretary Of The Air Force High piezoelectric coupling, low diffraction loss, temperature compensated berlinite substrate members for surface acoustic wave devices
US4109172A (en) * 1977-08-19 1978-08-22 The United States Of America As Represented By The Secretary Of The Air Force High piezoelectric coupling-temperature compensated berlinite substrate member for surface acoustic wave devices
FR2426979A1 (fr) * 1978-05-25 1979-12-21 Quartz & Electronique Lames de quartz pour ondes de surface
US4224549A (en) * 1979-05-31 1980-09-23 The United States Of America As Represented By The Secretary Of The Air Force Lead potassium niobate substrate member for surface acoustic wave applications
US4224548A (en) * 1979-05-31 1980-09-23 The United States Of America As Represented By The Secretary Of The Air Force Singly rotated cut of Y-axis boule lead potassium niobate, Pb2 KNb.sub. O15, for surface acoustic wave applications
US4323809A (en) * 1979-12-19 1982-04-06 The United States Of America As Represented By The Secretary Of The Air Force Surface acoustic wave substrate having orthogonal temperature compensated propagation directions and device applications
US4419600A (en) * 1980-11-05 1983-12-06 Schlumberger Technology Corporation Stress-compensated quartz resonators
US4489289A (en) * 1982-04-08 1984-12-18 The United States Of America As Represented By The Secretary Of The Air Force Saw oscillator with digital compensation for temperature related frequency changes
US4512198A (en) * 1982-09-29 1985-04-23 Schlumberger Technology Corporation Surface acoustic wave sensors
US4499395A (en) * 1983-05-26 1985-02-12 The United States Of America As Represented By The Secretary Of The Air Force Cut angles for quartz crystal resonators

Also Published As

Publication number Publication date
EP0206944A3 (en) 1989-03-22
AU5923286A (en) 1987-01-08
DK304786D0 (da) 1986-06-26
CN1007105B (zh) 1990-03-07
BR8602614A (pt) 1987-02-03
NO862324D0 (no) 1986-06-10
DE3688010D1 (de) 1993-04-22
CN86104444A (zh) 1986-12-31
ES556642A0 (es) 1988-02-16
EP0206944A2 (en) 1986-12-30
OA08350A (en) 1988-02-29
DK304786A (da) 1986-12-27
US4705979A (en) 1987-11-10
EP0206944B1 (en) 1993-03-17
NO862324L (no) 1986-12-29
AU600232B2 (en) 1990-08-09

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970401