JPH0157845B2 - - Google Patents

Info

Publication number
JPH0157845B2
JPH0157845B2 JP56079170A JP7917081A JPH0157845B2 JP H0157845 B2 JPH0157845 B2 JP H0157845B2 JP 56079170 A JP56079170 A JP 56079170A JP 7917081 A JP7917081 A JP 7917081A JP H0157845 B2 JPH0157845 B2 JP H0157845B2
Authority
JP
Japan
Prior art keywords
inductance
acoustic wave
surface acoustic
wave device
circuit
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
JP56079170A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57194615A (en
Inventor
Masahiro Tsucha
Takeshi Okamoto
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.)
Faurecia Clarion Electronics Co Ltd
Original Assignee
Clarion Co Ltd
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 Clarion Co Ltd filed Critical Clarion Co Ltd
Priority to JP7917081A priority Critical patent/JPS57194615A/ja
Publication of JPS57194615A publication Critical patent/JPS57194615A/ja
Publication of JPH0157845B2 publication Critical patent/JPH0157845B2/ja
Granted 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14597—Matching SAW transducers to external electrical circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP7917081A 1981-05-27 1981-05-27 Matching circuit for surface acoustic wave Granted JPS57194615A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7917081A JPS57194615A (en) 1981-05-27 1981-05-27 Matching circuit for surface acoustic wave

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7917081A JPS57194615A (en) 1981-05-27 1981-05-27 Matching circuit for surface acoustic wave

Publications (2)

Publication Number Publication Date
JPS57194615A JPS57194615A (en) 1982-11-30
JPH0157845B2 true JPH0157845B2 (en]) 1989-12-07

Family

ID=13682492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7917081A Granted JPS57194615A (en) 1981-05-27 1981-05-27 Matching circuit for surface acoustic wave

Country Status (1)

Country Link
JP (1) JPS57194615A (en])

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3409927A1 (de) * 1984-03-17 1985-09-26 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Breitbandiges anpassungsnetzwerk
JP2691203B2 (ja) * 1984-04-02 1997-12-17 株式会社日立製作所 弾性表面波フィルタ
JPS61127220A (ja) * 1984-11-26 1986-06-14 Hitachi Ltd 弾性表面波装置
JPH0831770B2 (ja) * 1987-12-25 1996-03-27 三菱電機株式会社 周波数弁別装置
US5077545A (en) * 1990-05-02 1991-12-31 Sawtek, Inc. Surface acoustic wave waveguide-coupled resonator notch filter
JPH066111A (ja) * 1992-06-18 1994-01-14 Mitsubishi Electric Corp 複合デュプレックスフィルタ
US6426683B1 (en) * 1999-11-09 2002-07-30 Motorola, Inc. Integrated filter with improved I/O matching and method of fabrication

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55105428A (en) * 1979-02-07 1980-08-13 Murata Mfg Co Ltd Matching method for elastic surface wave element

Also Published As

Publication number Publication date
JPS57194615A (en) 1982-11-30

Similar Documents

Publication Publication Date Title
WO2021060523A1 (ja) 弾性波装置及びフィルタ装置
US4196407A (en) Piezoelectric ceramic filter
KR100196292B1 (ko) 표면 음향파 필터
JPH01260911A (ja) 弾性表面波共振器複合形フィルタ
US5936483A (en) Surface acoustic wave device with two filters each having capacitive impedance in the other's passband
JPH0213488B2 (en])
JPH0252450B2 (en])
JP2986036B2 (ja) 弾性表面波フィルタ
JPH0157845B2 (en])
JPS5835404B2 (ja) 弾性表面波パラメトリック装置
EP0031685B1 (en) Surface acoustic wave device
JPH0353802B2 (en])
US6242844B1 (en) Wide-band single-phase unidirectional transducer
JPH0546344Y2 (en])
US6291923B1 (en) Surface acoustic wave device
JP2002185284A (ja) 弾性表面波フィルタ
JP2685537B2 (ja) 弾性表面波装置、その製作方法、その調整方法、及びそれを用いた通信装置
US5914645A (en) Surface acoustic wave device with optimized ratio of film thickness to electrode period
JP2562321B2 (ja) 弾性表面波装置
JPH0526822Y2 (en])
JPS58131810A (ja) 弾性表面波装置
JPS60140918A (ja) 弾性表面波共振子
JPS63131710A (ja) 弾性表面波装置
JP3035085B2 (ja) 一方向性弾性表面波変換器
JP2605002B2 (ja) 弾性表面波フイルタ