IT1052796B - Perfezionamento nei dispositivi ad onda acustica di superficie - Google Patents

Perfezionamento nei dispositivi ad onda acustica di superficie

Info

Publication number
IT1052796B
IT1052796B IT52620/75A IT5262075A IT1052796B IT 1052796 B IT1052796 B IT 1052796B IT 52620/75 A IT52620/75 A IT 52620/75A IT 5262075 A IT5262075 A IT 5262075A IT 1052796 B IT1052796 B IT 1052796B
Authority
IT
Italy
Prior art keywords
improvement
acoustic wave
surface acoustic
wave devices
devices
Prior art date
Application number
IT52620/75A
Other languages
English (en)
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of IT1052796B publication Critical patent/IT1052796B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6403—Programmable filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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 devices; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/42—Time-delay networks using surface acoustic waves
    • H03H9/44—Frequency dependent delay lines, e.g. dispersive delay lines

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
IT52620/75A 1975-01-03 1975-12-10 Perfezionamento nei dispositivi ad onda acustica di superficie IT1052796B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/538,478 US3965444A (en) 1975-01-03 1975-01-03 Temperature compensated surface acoustic wave devices

Publications (1)

Publication Number Publication Date
IT1052796B true IT1052796B (it) 1981-07-20

Family

ID=24147093

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52620/75A IT1052796B (it) 1975-01-03 1975-12-10 Perfezionamento nei dispositivi ad onda acustica di superficie

Country Status (6)

Country Link
US (1) US3965444A (it)
JP (1) JPS5184548A (it)
CA (1) CA1043432A (it)
DE (1) DE2600138C2 (it)
GB (1) GB1489265A (it)
IT (1) IT1052796B (it)

Families Citing this family (56)

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DE2607837C2 (de) * 1975-03-04 1984-09-13 Murata Manufacturing Co., Ltd., Nagaokakyo, Kyoto Mehrschichten-Interdigital-Wandler für akustische Oberflächenwellen
US4037176A (en) * 1975-03-18 1977-07-19 Matsushita Electric Industrial Co., Ltd. Multi-layered substrate for a surface-acoustic-wave device
DE2631671A1 (de) * 1975-07-14 1977-02-03 Tokyo Shibaura Electric Co Vorrichtung fuer elastische oberflaechenwellen
JPS568259Y2 (it) * 1976-10-18 1981-02-23
JPS53139951A (en) * 1977-05-13 1978-12-06 Fujitsu Ltd Element for elastic surface wave
JPS54119863A (en) * 1978-03-09 1979-09-18 Nippon Denshi Kogyo Shinko Surface elastic wave device
JPS5637721A (en) * 1979-09-03 1981-04-11 Murata Mfg Co Ltd Surface wave resonator
JPS56116317A (en) * 1980-02-19 1981-09-12 Matsushita Electric Ind Co Ltd Material for elastic surface wave
DE3040793C2 (de) * 1980-10-30 1984-04-19 ANT Nachrichtentechnik GmbH, 7150 Backnang Schaltungsanordnung zur Frequenzstabilisierung eines Mikrowellenoszillators
US4345176A (en) * 1980-11-03 1982-08-17 United Technologies Corporation Temperature compensated gallium arsenide surface acoustic wave devices
US4409568A (en) * 1981-01-09 1983-10-11 Communications Satellite Corporation Temperature compensated time delay element for a differentially coherent digital receiver
US4511816A (en) * 1982-03-11 1985-04-16 Nobuo Mikoshiba Surface acoustic wave device using an elastic substrate and an aluminum nitride piezoelectric film
DE3348366C2 (de) * 1982-03-11 1995-11-09 Nobuo Mikoshiba Akustische Oberflächenwellen bildende Vorrichtung
JPS5964908A (ja) * 1982-10-05 1984-04-13 Nobuo Mikoshiba 弾性表面波素子
US4484098A (en) * 1983-12-19 1984-11-20 United Technologies Corporation Environmentally stable lithium niobate acoustic wave devices
JPS60104821U (ja) * 1983-12-21 1985-07-17 横河電機株式会社 光変調装置
GB2212685B (en) * 1987-11-17 1992-10-14 Japan Radio Co Ltd Surface elastic wave device
GB2214020B (en) * 1987-12-16 1991-10-30 Emi Plc Thorn Improvements in or relating to acoustic devices
FR2627645A1 (fr) * 1988-02-18 1989-08-25 Schlumberger Ind Sa Oscillateur, en particulier a ondes acoustiques de surface, asservi en frequence par commande de sa temperature
US5189914A (en) * 1988-02-29 1993-03-02 The Regents Of The University Of California Plate-mode ultrasonic sensor
US5212988A (en) * 1988-02-29 1993-05-25 The Reagents Of The University Of California Plate-mode ultrasonic structure including a gel
US4978879A (en) * 1988-07-27 1990-12-18 Fujitsu Limited Acoustic surface wave element
FR2650932B1 (fr) * 1989-08-10 1996-03-08 Dassault Electronique Transducteurs electrique/acoustique et acoustique/electrique pour dispositif a ondes de surface a diffraction reduite et dispositif a ondes de surface correspondant
JP3205976B2 (ja) * 1992-09-14 2001-09-04 住友電気工業株式会社 表面弾性波素子
DE4406501C2 (de) * 1993-03-02 2000-09-14 Murata Manufacturing Co Oberflächenwellen-Konvolver
JP3407459B2 (ja) * 1995-03-23 2003-05-19 株式会社村田製作所 表面波共振子フィルタ
JP3358688B2 (ja) * 1995-04-10 2002-12-24 三洋電機株式会社 弾性表面波素子
US5632909A (en) * 1995-06-19 1997-05-27 Motorola, Inc. Filter
US5760524A (en) * 1996-09-03 1998-06-02 Motorola, Inc. SAW device and method for forming same
JP2000058593A (ja) 1998-08-03 2000-02-25 Nec Corp 表面弾性波素子の実装構造及びその実装方法
JP3485833B2 (ja) * 1999-03-25 2004-01-13 三洋電機株式会社 弾性表面波デバイス
JP3485832B2 (ja) * 1999-03-25 2004-01-13 三洋電機株式会社 弾性表面波デバイス
CN1159843C (zh) 1999-11-30 2004-07-28 Tdk株式会社 表面声波器件及其制造工艺
CA2398713A1 (en) * 2000-02-02 2001-08-09 Rutgers, The State University Of New Jersey Programmable surface acoustic wave (saw) filter
JP3801083B2 (ja) * 2001-06-06 2006-07-26 株式会社村田製作所 弾性表面波装置
JP3945363B2 (ja) * 2001-10-12 2007-07-18 株式会社村田製作所 弾性表面波装置
JP3841053B2 (ja) * 2002-07-24 2006-11-01 株式会社村田製作所 弾性表面波装置及びその製造方法
JP3815424B2 (ja) * 2002-11-08 2006-08-30 株式会社村田製作所 弾性境界波装置
US7439648B2 (en) * 2004-08-27 2008-10-21 Kyocera Corporation Surface acoustic wave device and manufacturing method therefor, and communications equipment
DE102004045181B4 (de) * 2004-09-17 2016-02-04 Epcos Ag SAW-Bauelement mit reduziertem Temperaturgang und Verfahren zur Herstellung
US20070096839A1 (en) * 2005-11-02 2007-05-03 Vern Meissner Temperature compensation circuit for a surface acoustic wave oscillator
EP1990915B1 (en) * 2006-03-02 2017-11-01 Murata Manufacturing Co., Ltd. Acoustic wave device and method for fabricating the same
JP4692629B2 (ja) * 2006-05-30 2011-06-01 株式会社村田製作所 弾性波装置
JP2008135971A (ja) * 2006-11-28 2008-06-12 Fujitsu Media Device Kk 弾性波デバイス
JP4460612B2 (ja) * 2008-02-08 2010-05-12 富士通メディアデバイス株式会社 弾性表面波デバイス及びその製造方法
TW201004141A (en) * 2008-07-09 2010-01-16 Tatung Co High frequency surface acoustic wave device
ES2365772B2 (es) * 2009-07-08 2013-05-23 Universitat Politècnica De Catalunya Dispositivo y filtro de onda acústica.
EP2477332A4 (en) * 2009-09-11 2013-12-25 Panasonic Corp ACOUSTIC WAVE ELEMENT AND ACOUSTIC WAVE ELEMENT SENSOR
US9232315B2 (en) 2011-03-16 2016-01-05 Phonon Corporation Monolithically applied heating elements on saw substrate
DE102014111993B4 (de) * 2014-08-21 2017-12-21 Snaptrack, Inc. Mikroakustische Bauelement mit verbesserter Temperaturkompensation
JP6405918B2 (ja) * 2014-11-12 2018-10-17 株式会社デンソー 弾性表面波素子
CN104868873A (zh) * 2015-05-27 2015-08-26 上海交通大学 一种多层复合结构声表面波器件基底
CN105702850A (zh) * 2016-02-01 2016-06-22 聂泳忠 复合压电芯片和压电传感器
KR102551184B1 (ko) * 2016-02-15 2023-07-04 삼성전자주식회사 생체신호 처리 방법 및 생체신호 처리 장치
CN107871813B (zh) * 2017-11-17 2020-08-11 中国电子科技集团公司第二十六研究所 一种温度补偿型声表面波器件的温度补偿层平坦化方法
CN110601677A (zh) 2018-06-13 2019-12-20 天工方案公司 铌酸锂滤波器中添加高速层的杂散剪切水平模式频率控制

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701147A (en) * 1969-01-22 1972-10-24 Us Navy Surface wave devices for signal processing
US3818382A (en) * 1970-10-20 1974-06-18 Raytheon Co Surface wave delay line structures having reduced temperature coefficient of delay time
US3786373A (en) * 1971-10-01 1974-01-15 Raytheon Co Temperature compensated acoustic surface wave device
US3831116A (en) * 1973-04-09 1974-08-20 Raytheon Co Surface acoustic wave filter
US3855548A (en) * 1973-10-18 1974-12-17 Rockwell International Corp Ultra high frequency single mode oscillation controlled by a surface acoustic wave crystal

Also Published As

Publication number Publication date
CA1043432A (en) 1978-11-28
GB1489265A (en) 1977-10-19
US3965444A (en) 1976-06-22
DE2600138A1 (de) 1976-07-08
JPS555924B2 (it) 1980-02-12
DE2600138C2 (de) 1984-05-30
JPS5184548A (en) 1976-07-23

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941222