FR2524224B1 - Ensemble de dispositifs a ondes acoustiques - Google Patents

Ensemble de dispositifs a ondes acoustiques

Info

Publication number
FR2524224B1
FR2524224B1 FR8304730A FR8304730A FR2524224B1 FR 2524224 B1 FR2524224 B1 FR 2524224B1 FR 8304730 A FR8304730 A FR 8304730A FR 8304730 A FR8304730 A FR 8304730A FR 2524224 B1 FR2524224 B1 FR 2524224B1
Authority
FR
France
Prior art keywords
acoustic wave
wave device
device assembly
assembly
acoustic
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
FR8304730A
Other languages
English (en)
French (fr)
Other versions
FR2524224A1 (fr
Inventor
Christopher Seymour Barnes
Paul Anthony Moore
Philips David White
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2524224A1 publication Critical patent/FR2524224A1/fr
Application granted granted Critical
Publication of FR2524224B1 publication Critical patent/FR2524224B1/fr
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
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/6433—Coupled resonator filters
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14544—Transducers of particular shape or position
    • H03H9/1455—Transducers of particular shape or position constituted of N parallel or series transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR8304730A 1982-03-24 1983-03-23 Ensemble de dispositifs a ondes acoustiques Expired FR2524224B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08208659A GB2117992B (en) 1982-03-24 1982-03-24 Parallel-series acoustic wave device arrangement

Publications (2)

Publication Number Publication Date
FR2524224A1 FR2524224A1 (fr) 1983-09-30
FR2524224B1 true FR2524224B1 (fr) 1986-01-03

Family

ID=10529243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8304730A Expired FR2524224B1 (fr) 1982-03-24 1983-03-23 Ensemble de dispositifs a ondes acoustiques

Country Status (6)

Country Link
US (1) US4494031A (enExample)
JP (2) JPS58171120A (enExample)
CA (1) CA1194161A (enExample)
DE (1) DE3309709A1 (enExample)
FR (1) FR2524224B1 (enExample)
GB (1) GB2117992B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4620191A (en) * 1983-06-30 1986-10-28 Halvor Skeie Surface acoustic wave passive transponder having parallel acoustic wave paths
JPS62256515A (ja) * 1986-04-30 1987-11-09 Matsushita Electric Ind Co Ltd 弾性表面波共振子
JPS6423612A (en) * 1987-07-20 1989-01-26 Hitachi Ltd Elastic surface wave device
US4785270A (en) * 1987-12-30 1988-11-15 Motorola Inc. Monolithic lattice saw filter
JPH01260911A (ja) * 1988-04-11 1989-10-18 Hitachi Ltd 弾性表面波共振器複合形フィルタ
DE3942140A1 (de) * 1989-12-20 1991-06-27 Siemens Ag Oberflaechenwellen-reflektorfilter
DE3942148A1 (de) * 1989-12-20 1991-06-27 Siemens Ag Oberflaechenwellen-reflektorfilter
JPH0419020U (enExample) * 1990-06-06 1992-02-18
GB2249681B (en) * 1990-11-08 1994-06-01 Stc Plc Surface acoustic wave device
JPH053417A (ja) * 1991-04-19 1993-01-08 Oki Electric Ind Co Ltd 弾性表面波フイルタ
USRE40036E1 (en) 1991-10-28 2008-01-29 Fujitsu Limited Surface acoustic wave filter
US5363074A (en) * 1992-10-19 1994-11-08 Motorola, Inc. Saw structure having serially coupled transducers with overlapping fingers
US5374908A (en) * 1992-11-25 1994-12-20 Rf Monolithics, Inc. Surface acoustic wave device for generating an output signal with only a symmetric or only an asymmetric vibration mode acoustic wave
GB2289180B (en) * 1994-04-25 1998-08-12 Advanced Saw Prod Sa Saw filter
US5646584A (en) * 1994-04-25 1997-07-08 Advanced Saw Products Sa Saw filter including electrodes of opposing polarity
DE4439489C1 (de) * 1994-10-26 1996-01-18 Tele Filter Tft Gmbh Akustisches Oberflächenwellenbauelement und Verfahren zur Herstellung
US5545940A (en) * 1994-11-07 1996-08-13 Rf Monolithics, Inc. Multitrack transversely folded surface acoustic wave structure
DE19535538A1 (de) * 1995-09-25 1997-03-27 Siemens Ag Mit akustischen Oberflächenwellen arbeitendes Bandpaßfilter-OFW-Bandpaßfilter
US6107910A (en) 1996-11-29 2000-08-22 X-Cyte, Inc. Dual mode transmitter/receiver and decoder for RF transponder tags
DE19724259C2 (de) 1997-06-09 2002-11-14 Epcos Ag Dualmode-Oberflächenwellenfilter
US6060815A (en) * 1997-08-18 2000-05-09 X-Cyte, Inc. Frequency mixing passive transponder
US6114971A (en) * 1997-08-18 2000-09-05 X-Cyte, Inc. Frequency hopping spread spectrum passive acoustic wave identification device
US6208062B1 (en) 1997-08-18 2001-03-27 X-Cyte, Inc. Surface acoustic wave transponder configuration
US5986382A (en) 1997-08-18 1999-11-16 X-Cyte, Inc. Surface acoustic wave transponder configuration
ATE311260T1 (de) * 1999-03-01 2005-12-15 Medacoustics Inc Akustische sensoranordnung mit niedrigen profil und sensoren mit gefaltenen übertragungsleitungen und entsprechendes verfahren
DE10062847C1 (de) * 2000-12-11 2002-05-23 Dresden Ev Inst Festkoerper Transversal gekoppeltes Resonatorfilter
JP4303178B2 (ja) * 2004-08-31 2009-07-29 富士通メディアデバイス株式会社 弾性表面波装置
JP4537254B2 (ja) * 2005-04-28 2010-09-01 富士通メディアデバイス株式会社 弾性表面波フィルタおよび分波器
JP5776243B2 (ja) * 2011-03-18 2015-09-09 日本電波工業株式会社 弾性波フィルタ
RU2633658C2 (ru) * 2016-03-09 2017-10-16 Акционерное общество "Научно-производственное предприятие "Радар ммс" Резонатор на поверхностных акустических волнах
KR102079659B1 (ko) * 2018-04-05 2020-02-20 해성디에스 주식회사 광 센서 소자 및 이를 포함하는 광 센서 패키지

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2246112B1 (enExample) * 1973-08-21 1978-03-17 Thomson Csf
US3886504A (en) * 1974-05-20 1975-05-27 Texas Instruments Inc Acoustic surface wave resonator devices
US3942140A (en) * 1974-11-08 1976-03-02 The United States Of America As Represented By The Secretary Of The Air Force Method and means for coupling a multiplicity of surface acoustic wave transducers to a single electromagnetic wave transmission line
JPS5245477A (en) * 1975-10-03 1977-04-09 Yoshizaki Kozo Aparatus for conveyin in and out of material to be sterilized
GB1554366A (en) * 1977-02-04 1979-10-17 Philips Electronic Associated Acoustic surface wave devices
US4254387A (en) * 1977-10-06 1981-03-03 U.S. Philips Corporation Acoustic wave devices
CA1132211A (en) * 1978-02-23 1982-09-21 Martin Redwood Acoustic wave devices
JPS5513451A (en) * 1978-07-12 1980-01-30 Nec Corp Pattern generator
US4321567A (en) * 1980-03-24 1982-03-23 Raytheon Company Combining series sections weighting with withdrawal weighting in SAW transducers
US4331943A (en) * 1980-12-22 1982-05-25 Hewlett-Packard Company Acoustic wave devices having transverse mode distortions eliminated structurally
JPS57119509A (en) * 1981-01-19 1982-07-26 Toshiba Corp Surface acoustic wave resonator

Also Published As

Publication number Publication date
GB2117992A (en) 1983-10-19
JPH0496122U (enExample) 1992-08-20
DE3309709A1 (de) 1983-10-06
JPS58171120A (ja) 1983-10-07
GB2117992B (en) 1985-09-18
US4494031A (en) 1985-01-15
CA1194161A (en) 1985-09-24
FR2524224A1 (fr) 1983-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse