KR860005331A - 표면 음파 장치 및 그 형성 방법 - Google Patents

표면 음파 장치 및 그 형성 방법

Info

Publication number
KR860005331A
KR860005331A KR1019850009047A KR850009047A KR860005331A KR 860005331 A KR860005331 A KR 860005331A KR 1019850009047 A KR1019850009047 A KR 1019850009047A KR 850009047 A KR850009047 A KR 850009047A KR 860005331 A KR860005331 A KR 860005331A
Authority
KR
South Korea
Prior art keywords
forming
same
acoustic wave
surface acoustic
wave device
Prior art date
Application number
KR1019850009047A
Other languages
English (en)
Other versions
KR940006926B1 (ko
Inventor
라이트 피터
Original Assignee
알. 에프. 모노리딕스, 인코포레이티드
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 알. 에프. 모노리딕스, 인코포레이티드 filed Critical 알. 에프. 모노리딕스, 인코포레이티드
Publication of KR860005331A publication Critical patent/KR860005331A/ko
Application granted granted Critical
Publication of KR940006926B1 publication Critical patent/KR940006926B1/ko

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
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • 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
    • H03H9/125—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
    • H03H9/14505—Unidirectional SAW transducers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/42—Piezoelectric device making

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
KR1019850009047A 1984-12-03 1985-12-03 표면 음파 장치 및 그 형성 방법 KR940006926B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/677,513 US4910839A (en) 1984-12-03 1984-12-03 Method of making a single phase unidirectional surface acoustic wave transducer
US677,513 1984-12-03

Publications (2)

Publication Number Publication Date
KR860005331A true KR860005331A (ko) 1986-07-21
KR940006926B1 KR940006926B1 (ko) 1994-07-29

Family

ID=24719016

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850009047A KR940006926B1 (ko) 1984-12-03 1985-12-03 표면 음파 장치 및 그 형성 방법

Country Status (7)

Country Link
US (1) US4910839A (ko)
EP (1) EP0184508B1 (ko)
JP (1) JP2731805B2 (ko)
KR (1) KR940006926B1 (ko)
DE (1) DE3586199T2 (ko)
GB (1) GB2168212B (ko)
IT (1) IT1183990B (ko)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749964A (en) * 1986-12-08 1988-06-07 R. F. Monolithics, Inc. Superregenerative detector having a saw device in the feedback circuit
US5196753A (en) * 1989-07-31 1993-03-23 Raytheon Company Surface acoustic wave devices having long-term frequency stability
FR2653632B1 (fr) * 1989-10-20 1991-12-20 Thomson Csf Transducteur d'ondes de surface unidirectionnel.
US5264751A (en) * 1989-10-20 1993-11-23 Thomson-Csf Unilateral surface wave transducer
US5073763A (en) * 1990-11-02 1991-12-17 R.F. Monolithics, Inc. Group single-phase unidirectional transducers with 3/8λand 5/8λ sampling
JP2844968B2 (ja) * 1991-06-27 1999-01-13 日本電気株式会社 弾性表面波フィルタ用重み付け電極
US5274345A (en) * 1992-05-13 1993-12-28 Andersen Laboratories Dual function reflector structures for interdigital saw transducer
FR2695771B1 (fr) * 1992-09-15 1994-10-28 Thomson Csf Transducteur d'ondes unidirectionnel.
US5703427A (en) * 1993-03-19 1997-12-30 Thomson-Csf Surface-wave distributed acoustic reflection transducer and filter including such a transducer
US5406159A (en) * 1993-11-11 1995-04-11 Rf Monolithics, Inc. Surface acoustic wave gratings having selected reflectivity
US5793146A (en) * 1993-11-12 1998-08-11 Rf Monolithics, Inc. Surface acoustic wave transducer having selected reflectivity
EP0704967B1 (en) * 1994-09-28 2001-08-08 Masao Takeuchi Surface acoustic wave device
DK0758818T3 (da) * 1995-08-15 2000-07-24 Cts Corp Overfladeskimmende massebølgesubstat og anordning indeholdende samme
JP3268179B2 (ja) * 1995-11-08 2002-03-25 正男 竹内 弾性表面波変換器及びこの変換器を用いた弾性表面波フィルタ
US6147574A (en) * 1997-11-20 2000-11-14 Murata Manufacturing Co., Ltd. Unidirectional surface acoustic wave transducer and transversal-type saw filter having the same
JP2000036722A (ja) * 1998-05-11 2000-02-02 Tdk Corp 弾性表面波装置の設計方法および弾性表面波装置
JP2001257554A (ja) 2000-01-07 2001-09-21 Tdk Corp 弾性表面波装置
DE10010089A1 (de) * 2000-03-02 2001-09-06 Epcos Ag Oberflächenwellenwandler mit optimierter Reflexion
DE10026074B4 (de) * 2000-05-25 2010-02-18 Epcos Ag Rekursives OFW-Filter mit geringer Chiplänge
JP3414373B2 (ja) * 2000-07-26 2003-06-09 株式会社村田製作所 弾性表面波装置
DE10040813A1 (de) 2000-08-21 2002-03-21 Zeiss Carl Spektrometeranordnung
DE10041040A1 (de) * 2000-08-22 2002-03-07 Zeiss Carl Vorrichtung und Verfahren zur Belichtung einer strahlungsempfindlichen Schicht mittels geladener Teilchen sowie Maske hierfür
DE10113788A1 (de) 2001-03-21 2002-09-26 Zeiss Carl Beugungsoptische Komponente, Beleuchtungssystem und Belichtungssystem mit einer solchen beugungsoptischen Komponente und Belichtungsverfahren unter Verwendung eines solchen Belichtungssystems
US20020141039A1 (en) * 2001-04-02 2002-10-03 Michael Mermelstein Spatial light modulation
US6534896B2 (en) * 2001-05-15 2003-03-18 Nortel Networks Limited Spatial harmonic transducers for surface wave devices
TW519750B (en) * 2001-06-27 2003-02-01 Asia Pacific Microsystems Inc Manufacturing method of steady-type film bulk acoustic wave device
US7132696B2 (en) 2002-08-28 2006-11-07 Micron Technology, Inc. Intermeshed guard bands for multiple voltage supply structures on an integrated circuit, and methods of making same
DE10314153A1 (de) * 2003-03-28 2004-10-07 Epcos Ag Oberflächenwellen-Anordnung zur breitbandigen Signalübertragung
US7002281B2 (en) 2003-07-16 2006-02-21 Biode Inc. Multi-reflective acoustic wave device
JP4527968B2 (ja) * 2003-11-26 2010-08-18 住友ゴム工業株式会社 空気入りタイヤ
CN100571026C (zh) * 2004-03-30 2009-12-16 中国科学院声学研究所 具有单相单向结构的声表面波延迟线
DE102019107010A1 (de) * 2019-03-19 2020-09-24 RF360 Europe GmbH DMS-Filter, elektroakustisches Filter und Multiplexer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866153A (en) * 1973-10-11 1975-02-11 Us Air Force Ultra low diffraction loss substrate members for acoustic surface wave devices
JPS5532051B2 (ko) * 1974-02-14 1980-08-22
JPS56116317A (en) * 1980-02-19 1981-09-12 Matsushita Electric Ind Co Ltd Material for elastic surface wave
US4353046A (en) * 1980-11-04 1982-10-05 R F Monolithics, Inc. Surface acoustic wave device with reflectors

Also Published As

Publication number Publication date
EP0184508A2 (en) 1986-06-11
GB2168212B (en) 1988-12-07
GB2168212A (en) 1986-06-11
EP0184508B1 (en) 1992-06-10
EP0184508A3 (en) 1987-02-04
DE3586199D1 (de) 1992-07-16
JP2731805B2 (ja) 1998-03-25
IT1183990B (it) 1987-10-22
GB8528582D0 (en) 1985-12-24
KR940006926B1 (ko) 1994-07-29
US4910839A (en) 1990-03-27
IT8568010A0 (it) 1985-12-02
DE3586199T2 (de) 1993-01-14
JPS61136313A (ja) 1986-06-24

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E902 Notification of reason for refusal
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