FR2466927A1 - Convertisseur d'ondes acoustiques de surface - Google Patents
Convertisseur d'ondes acoustiques de surface Download PDFInfo
- Publication number
- FR2466927A1 FR2466927A1 FR8020674A FR8020674A FR2466927A1 FR 2466927 A1 FR2466927 A1 FR 2466927A1 FR 8020674 A FR8020674 A FR 8020674A FR 8020674 A FR8020674 A FR 8020674A FR 2466927 A1 FR2466927 A1 FR 2466927A1
- Authority
- FR
- France
- Prior art keywords
- electrodes
- row
- substrate
- sector
- group
- 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
Links
- 238000010897 surface acoustic wave method Methods 0.000 title claims description 14
- 239000000758 substrate Substances 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 239000000919 ceramic Substances 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 3
- 230000007774 longterm Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 241000238876 Acari Species 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000001902 propagating effect Effects 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- CJOBVZJTOIVNNF-UHFFFAOYSA-N cadmium sulfide Chemical compound [Cd]=S CJOBVZJTOIVNNF-UHFFFAOYSA-N 0.000 description 1
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910052566 spinel group Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
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
- H03H9/02818—Means for compensation or elimination of undesirable effects
- H03H9/02881—Means for compensation or elimination of undesirable effects of diffraction of wave beam
-
- 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
- H03H9/14517—Means for weighting
- H03H9/14523—Capacitive tap weighted transducers
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU792821084A SU805918A1 (ru) | 1979-09-28 | 1979-09-28 | Преобразователь поверхностных акустических волн |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2466927A1 true FR2466927A1 (fr) | 1981-04-10 |
| FR2466927B1 FR2466927B1 (enExample) | 1984-01-06 |
Family
ID=20851206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8020674A Granted FR2466927A1 (fr) | 1979-09-28 | 1980-09-26 | Convertisseur d'ondes acoustiques de surface |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4393321A (enExample) |
| JP (1) | JPS56501269A (enExample) |
| DE (1) | DE3049896A1 (enExample) |
| FR (1) | FR2466927A1 (enExample) |
| GB (1) | GB2075785B (enExample) |
| SU (1) | SU805918A1 (enExample) |
| WO (1) | WO1981000939A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964908A (ja) * | 1982-10-05 | 1984-04-13 | Nobuo Mikoshiba | 弾性表面波素子 |
| EP0503021B1 (en) * | 1990-10-02 | 1996-06-12 | MERCK PATENT GmbH | Liquid crystalline medium |
| JP3344888B2 (ja) * | 1995-12-28 | 2002-11-18 | 日本碍子株式会社 | 圧電／電歪膜型素子及びその製造方法 |
| DE19925800C1 (de) * | 1999-06-03 | 2000-12-21 | Dresden Ev Inst Festkoerper | Wandler für akustische Oberflächenwellen |
| FI116097B (fi) * | 2002-08-21 | 2005-09-15 | Heikki Ruotoistenmaeki | Voima- tai paineanturi ja menetelmä sen soveltamiseksi |
| JP3622758B2 (ja) * | 2003-03-28 | 2005-02-23 | 松下電器産業株式会社 | 弾性表面波共振器、弾性表面波フィルタ、及びアンテナ共用器 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3701147A (en) * | 1969-01-22 | 1972-10-24 | Us Navy | Surface wave devices for signal processing |
| US3831044A (en) * | 1973-11-07 | 1974-08-20 | Us Navy | Coded grating transducer |
| US4035775A (en) * | 1971-10-01 | 1977-07-12 | Raytheon Company | Temperature compensated acoustic surface wave device |
| FR2398412A1 (fr) * | 1977-07-22 | 1979-02-16 | Inst Radiotekh Elektron | Filtre a ondes acoustiques superficielles |
| US4166257A (en) * | 1977-10-19 | 1979-08-28 | Motorola, Inc. | Capacitively weighted surface acoustic wave device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1372052A (en) * | 1971-01-05 | 1974-10-30 | Mullard Ltd | Electromechanical frequency selective devices |
| JPS5434519B2 (enExample) * | 1973-08-31 | 1979-10-27 | ||
| US3904996A (en) * | 1973-12-28 | 1975-09-09 | Texas Instruments Inc | Capacitive weighted acoustic surface wave filter |
| DE2524649C3 (de) * | 1975-06-03 | 1980-11-06 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Fernseh-ZF-Filter nach dem Oberflächenwellenprinzip |
| SU726648A1 (ru) * | 1977-07-22 | 1980-04-05 | Ордена Трудового Красного Знамени Институт Радиотехники И Электроники Ан Ссср | Устройство на поверхностных акустических волнах |
-
1979
- 1979-09-28 SU SU792821084A patent/SU805918A1/ru active
-
1980
- 1980-08-27 US US06/269,019 patent/US4393321A/en not_active Expired - Fee Related
- 1980-08-27 DE DE803049896A patent/DE3049896A1/de not_active Withdrawn
- 1980-08-27 JP JP50229680A patent/JPS56501269A/ja active Pending
- 1980-08-27 GB GB8113118A patent/GB2075785B/en not_active Expired
- 1980-08-27 WO PCT/SU1980/000147 patent/WO1981000939A1/ru not_active Ceased
- 1980-09-26 FR FR8020674A patent/FR2466927A1/fr active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3701147A (en) * | 1969-01-22 | 1972-10-24 | Us Navy | Surface wave devices for signal processing |
| US4035775A (en) * | 1971-10-01 | 1977-07-12 | Raytheon Company | Temperature compensated acoustic surface wave device |
| US3831044A (en) * | 1973-11-07 | 1974-08-20 | Us Navy | Coded grating transducer |
| FR2398412A1 (fr) * | 1977-07-22 | 1979-02-16 | Inst Radiotekh Elektron | Filtre a ondes acoustiques superficielles |
| US4166257A (en) * | 1977-10-19 | 1979-08-28 | Motorola, Inc. | Capacitively weighted surface acoustic wave device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1981000939A1 (fr) | 1981-04-02 |
| US4393321A (en) | 1983-07-12 |
| GB2075785A (en) | 1981-11-18 |
| JPS56501269A (enExample) | 1981-09-03 |
| SU805918A1 (ru) | 1982-03-30 |
| GB2075785B (en) | 1983-08-03 |
| DE3049896A1 (en) | 1982-04-29 |
| FR2466927B1 (enExample) | 1984-01-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1222735B1 (fr) | Filtre a ondes acoustiques d'interface notamment pour les liaisons sans fil | |
| FR2509927A1 (fr) | Element a onde elastique de surface | |
| FR3079668A1 (fr) | Dispositif d'onde acoustique de surface sur substrat composite | |
| FR2601824A1 (fr) | Filtre d'onde elastique de surface | |
| FR2714200A1 (fr) | Dispositif à onde acoustique de surface et son procédé de fabrication. | |
| FR2785473A1 (fr) | Filtre faibles pertes a ondes acoustiques de surface sur substrat de quartz de coupe optimisee | |
| EP0354117A1 (fr) | Transducteur piézoélectrique pour générer des ondes de volume | |
| EP0040559B1 (fr) | Dispositif convoluteur piézoélectrique à ondes élastiques | |
| FR2811828A1 (fr) | Dispositif a ondes acoustiques comprenant des domaines de polarisation alternee | |
| FR2466927A1 (fr) | Convertisseur d'ondes acoustiques de surface | |
| FR2520171A1 (fr) | Ligne a retard acoustique dispersive a ondes de surface | |
| FR2938136A1 (fr) | Elements de filtres par couplage transverse sur structures resonantes a ondes de volume a resonances harmoniques multiples. | |
| WO1994007307A1 (fr) | Transducteur d'ondes unidirectionnel | |
| FR3114931A1 (fr) | Structure réflectrice pour dispositifs à ondes acoustiques de surface (SAW) | |
| EP0369835B1 (fr) | Transducteur interdigité pour filtre à ondes de surface | |
| EP0424240B1 (fr) | Transducteur d'ondes de surface unidirectionnel | |
| EP3032742A2 (fr) | Dispositif de capteur à ondes élastiques de surface interrogeable à distance | |
| FR2685580A1 (fr) | Filtre a ondes de surface. | |
| EP0014117B1 (fr) | Transducteur d'ondes élastiques de surface et filtre comprenant un tel transducteur | |
| WO2025237778A1 (fr) | Dispositif à ondes élastiques | |
| WO2010031924A1 (fr) | Dispositif a ondes acoustiques d'interfaces | |
| FR3158014A1 (fr) | Dispositif à ondes élastiques | |
| EP0085599A2 (fr) | Procédé de fabrication collective de transducteurs piézoélectriques, transducteurs obtenus par ce procédé, et utilisation d'un tel procédé | |
| FR3158015A1 (fr) | Dispositif à ondes élastiques | |
| FR3158016A1 (fr) | Dispositif à ondes élastiques |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |