JPS594215A - 弾性表面波装置 - Google Patents

弾性表面波装置

Info

Publication number
JPS594215A
JPS594215A JP57111888A JP11188882A JPS594215A JP S594215 A JPS594215 A JP S594215A JP 57111888 A JP57111888 A JP 57111888A JP 11188882 A JP11188882 A JP 11188882A JP S594215 A JPS594215 A JP S594215A
Authority
JP
Japan
Prior art keywords
short
finger
patterns
circuited
surface 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.)
Granted
Application number
JP57111888A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0145772B2 (https=
Inventor
Shigeo Tanji
丹治　成生
Noboru Wakatsuki
昇 若月
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP57111888A priority Critical patent/JPS594215A/ja
Priority to DE8383303644T priority patent/DE3379624D1/de
Priority to EP83303644A priority patent/EP0098116B1/en
Priority to US06/508,546 priority patent/US4551695A/en
Publication of JPS594215A publication Critical patent/JPS594215A/ja
Publication of JPH0145772B2 publication Critical patent/JPH0145772B2/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
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H03H9/02685—Grating lines having particular arrangements
    • H03H9/02771—Reflector banks
    • 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
    • H03H9/643—Means for obtaining a particular transfer characteristic the transfer characteristic being determined by reflective or coupling array characteristics

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP57111888A 1982-06-29 1982-06-29 弾性表面波装置 Granted JPS594215A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57111888A JPS594215A (ja) 1982-06-29 1982-06-29 弾性表面波装置
DE8383303644T DE3379624D1 (en) 1982-06-29 1983-06-24 Surface acoustic device
EP83303644A EP0098116B1 (en) 1982-06-29 1983-06-24 Surface acoustic device
US06/508,546 US4551695A (en) 1982-06-29 1983-06-28 Surface acoustic device having multistrip coupler comprised of alternate coupled and uncoupled strips

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57111888A JPS594215A (ja) 1982-06-29 1982-06-29 弾性表面波装置

Publications (2)

Publication Number Publication Date
JPS594215A true JPS594215A (ja) 1984-01-11
JPH0145772B2 JPH0145772B2 (https=) 1989-10-04

Family

ID=14572655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57111888A Granted JPS594215A (ja) 1982-06-29 1982-06-29 弾性表面波装置

Country Status (4)

Country Link
US (1) US4551695A (https=)
EP (1) EP0098116B1 (https=)
JP (1) JPS594215A (https=)
DE (1) DE3379624D1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08307198A (ja) * 1995-04-28 1996-11-22 Nec Corp 弾性表面波フィルタ

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3784200D1 (de) * 1986-08-29 1993-03-25 Siemens Ag Oberflaechenwellen-resonatorstruktur mit in teilstuecke unterbrochenen metallisierungsstreifen von reflektorfingern.
US4801836A (en) * 1987-08-24 1989-01-31 The United States Of America As Represented By The Secretary Of The Army SAW dispersive delay device
DE4431612C2 (de) * 1993-09-06 1998-07-16 Sanyo Electric Co Akustisches Oberflächenwellenfilter
DE102004005129B4 (de) * 2004-02-02 2018-09-27 Snaptrack, Inc. Bauelement mit empfindlichen Bauelementstrukturen und Verfahren zur Herstellung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5172257A (ja) * 1974-12-20 1976-06-22 Toko Inc Danseihyomenhafuiruta
JPS5518141A (en) * 1978-07-24 1980-02-08 Murata Mfg Co Ltd Elastic surface wave device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1389023A (en) * 1971-08-05 1975-04-03 Standard Telephones Cables Ltd Acoustic wave coupler devices
US3988703A (en) * 1975-12-31 1976-10-26 Zenith Radio Corporation Acoustic surface wave device having split-isolated or split-connected multistrip coupler
US3987379A (en) * 1976-01-02 1976-10-19 Zenith Radio Corporation Acoustic surface wave filter having combined split-isolated and split-connected coupler
SU945951A1 (ru) * 1979-03-21 1982-07-23 Ордена Трудового Красного Знамени Институт Радиотехники И Электроники Ан Ссср Фильтр на поверхностных акустических волнах

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5172257A (ja) * 1974-12-20 1976-06-22 Toko Inc Danseihyomenhafuiruta
JPS5518141A (en) * 1978-07-24 1980-02-08 Murata Mfg Co Ltd Elastic surface wave device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08307198A (ja) * 1995-04-28 1996-11-22 Nec Corp 弾性表面波フィルタ

Also Published As

Publication number Publication date
EP0098116B1 (en) 1989-04-12
US4551695A (en) 1985-11-05
JPH0145772B2 (https=) 1989-10-04
DE3379624D1 (en) 1989-05-18
EP0098116A2 (en) 1984-01-11
EP0098116A3 (en) 1985-10-09

Similar Documents

Publication Publication Date Title
US6104260A (en) Surface acoustic wave filter with first and second filter tracks and balanced or unbalanced terminals
US3872410A (en) Surface wave filter for tv if stage
EP0063586A4 (en) SURFACE ACOUSTIC WAVE DEVICE PROVIDED WITH REFLECTORS.
US4477784A (en) Surface wave dispersive acoustic delay line
CA1049646A (en) Acoustic surface wave device with harmonic coupled transducers
US3972011A (en) Surface elastic wave electromechanical device
JPS594215A (ja) 弾性表面波装置
US4357584A (en) Acoustic wave devices
US4255726A (en) Surface acoustic wave filter
EP0063839B1 (en) Acoustic wave bandpass electrical filters
JPH021403B2 (https=)
RU201785U1 (ru) Веерный фильтр на поверхностных акустических волнах
JPWO2005104363A1 (ja) 弾性波フィルタおよびそれを用いた通信機
JP3432323B2 (ja) Ｓａｗデバイス
JPH02238706A (ja) 弾性表面波バンドパスフィルタ
JPH0241925B2 (https=)
JP3068035B2 (ja) 弾性表面波装置
US4191934A (en) High efficiency wide band surface acoustic wave coupler processors
JPH10126208A (ja) 弾性表面波装置
JP3368087B2 (ja) 弾性表面波フィルタ装置
JP3196543B2 (ja) 表面波フィルタ
JPS5834047B2 (ja) 弾性表面波装置
JPS5847085B2 (ja) 表面弾性波素子電極
JPS5852370B2 (ja) 弾性表面波素子
EP0034851A2 (en) Acoustic wave bandpass electrical filters