FI922183A - Reflektorfilter foer ytvaogor. - Google Patents

Reflektorfilter foer ytvaogor. Download PDF

Info

Publication number
FI922183A
FI922183A FI922183A FI922183A FI922183A FI 922183 A FI922183 A FI 922183A FI 922183 A FI922183 A FI 922183A FI 922183 A FI922183 A FI 922183A FI 922183 A FI922183 A FI 922183A
Authority
FI
Finland
Prior art keywords
pct
date
ytvaogor
sec
filters
Prior art date
Application number
FI922183A
Other languages
English (en)
Other versions
FI922183A0 (fi
Inventor
Jurgen Machui
Werner Ruile
Original Assignee
Siemens Ag
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
Priority claimed from DE19893937871 external-priority patent/DE3937871A1/de
Priority claimed from DE19904018784 external-priority patent/DE4018784A1/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of FI922183A publication Critical patent/FI922183A/fi
Publication of FI922183A0 publication Critical patent/FI922183A0/fi

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
    • H03H9/6489—Compensation of undesirable effects
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Aerials With Secondary Devices (AREA)
  • Television Systems (AREA)
  • Optical Filters (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FI922183A 1989-11-14 1992-05-13 Reflektorfilter foer ytvaogor. FI922183A0 (fi)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19893937871 DE3937871A1 (de) 1989-11-14 1989-11-14 Oberflaechenwellen-reflektorfilter
DE19904018784 DE4018784A1 (de) 1990-06-12 1990-06-12 Oberflaechenwellen-reflektorfilter
PCT/DE1990/000876 WO1991007818A1 (de) 1989-11-14 1990-11-14 Oberflächenwellen-reflektorfilter

Publications (2)

Publication Number Publication Date
FI922183A true FI922183A (fi) 1992-05-13
FI922183A0 FI922183A0 (fi) 1992-05-13

Family

ID=25887058

Family Applications (1)

Application Number Title Priority Date Filing Date
FI922183A FI922183A0 (fi) 1989-11-14 1992-05-13 Reflektorfilter foer ytvaogor.

Country Status (9)

Country Link
US (1) US5365206A (fi)
EP (1) EP0571365B1 (fi)
JP (1) JP3137642B2 (fi)
AT (1) ATE113425T1 (fi)
CA (1) CA2068531A1 (fi)
DE (1) DE59007583D1 (fi)
ES (1) ES2063378T3 (fi)
FI (1) FI922183A0 (fi)
WO (1) WO1991007818A1 (fi)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2036950B1 (es) * 1991-11-28 1996-02-16 Alcatel Standard Electrica Filtro de ondas acusticas superficiales resonante de bajas perdidas utilizando acoplador-reflector multistrip
DE4431612C2 (de) * 1993-09-06 1998-07-16 Sanyo Electric Co Akustisches Oberflächenwellenfilter
JP3606944B2 (ja) * 1994-04-25 2005-01-05 ノキア コーポレイション Ｓａｗフィルタ
US5986382A (en) 1997-08-18 1999-11-16 X-Cyte, Inc. Surface acoustic wave transponder configuration
JP3315646B2 (ja) * 1998-06-19 2002-08-19 富士通株式会社 弾性表面波フィルタ
JP2001136048A (ja) 1999-11-09 2001-05-18 Nec Corp 弾性表面波フィルタ
TW498614B (en) * 1999-12-09 2002-08-11 Matsushita Electric Ind Co Ltd Elastic surface wave device and communications equipment using the elastic surface wave device
JP2001308675A (ja) * 2000-04-26 2001-11-02 Murata Mfg Co Ltd 表面波フィルタ及び共用器、通信機装置
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
US6836197B2 (en) * 2003-02-28 2004-12-28 Northrop Grumman Corporation Dual track SAW reflector filter using weighted reflective gratings
US6842091B2 (en) * 2003-02-28 2005-01-11 Northrop Grumman Corporation Weighted SAW reflector grating using dithered acoustic reflectors
DE102006039515B4 (de) * 2006-08-23 2012-02-16 Epcos Ag Drehbewegungssensor mit turmartigen Schwingstrukturen
DE102006048879B4 (de) * 2006-10-16 2018-02-01 Snaptrack, Inc. Elektroakustisches Bauelement
WO2014054269A1 (ja) * 2012-10-01 2014-04-10 パナソニック株式会社 弾性波素子とこれを用いた弾性波センサ
US9331669B2 (en) 2014-07-25 2016-05-03 Resonant Inc. High rejection surface acoustic wave duplexer
US9077312B1 (en) * 2014-07-25 2015-07-07 Resonant Inc. High rejection surface acoustic wave filter

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3559115A (en) * 1968-02-28 1971-01-26 Zenith Radio Corp Surface-wave filter reflection cancellation
US3983517A (en) * 1974-12-20 1976-09-28 Hughes Aircraft Company Surface acoustic wave multi-channel filter
US4166228A (en) * 1978-03-17 1979-08-28 Sperry Rand Corporation Temperature compensated reflective array for surface acoustic wave processing
US4206426A (en) * 1978-11-29 1980-06-03 Sperry Corporation Multiple pole surface wave acoustic filters employing angled grooved distributed reflector arrays
JPS5669919A (en) * 1979-11-09 1981-06-11 Seiko Epson Corp Surface elastic wave filter
US4319154A (en) * 1979-12-26 1982-03-09 Sperry Corporation Temperature insensitive reflective array S.A.W. device
JPS5758408A (en) * 1980-09-26 1982-04-08 Fujitsu Ltd Surface elastic wave filter
US4331943A (en) * 1980-12-22 1982-05-25 Hewlett-Packard Company Acoustic wave devices having transverse mode distortions eliminated structurally
DE3209962A1 (de) * 1982-03-18 1983-09-29 Siemens AG, 1000 Berlin und 8000 München Mit akustischen wellen arbeitendes elektronisches bauelement
DE3230038A1 (de) * 1982-08-12 1984-02-16 Siemens AG, 1000 Berlin und 8000 München Mit reflektierten akustischen wellen arbeitendes elektronisches bauelement
JPS59122109A (ja) * 1982-12-28 1984-07-14 Nec Corp エラステイツク・コンボルバ
JPS59139714A (ja) * 1984-01-20 1984-08-10 Sony Corp 表面波素子
DE3575056D1 (de) * 1984-09-03 1990-02-01 Epprecht Georg Prof Dr Wandler fuer saw-anordnung.

Also Published As

Publication number Publication date
DE59007583D1 (de) 1994-12-01
WO1991007818A1 (de) 1991-05-30
EP0571365A1 (de) 1993-12-01
JPH05501486A (ja) 1993-03-18
ATE113425T1 (de) 1994-11-15
JP3137642B2 (ja) 2001-02-26
US5365206A (en) 1994-11-15
EP0571365B1 (de) 1994-10-26
ES2063378T3 (es) 1995-01-01
FI922183A0 (fi) 1992-05-13
CA2068531A1 (en) 1991-05-15

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Legal Events

Date Code Title Description
FD Application lapsed