SE380412B - Akustisk ytvagsanordning - Google Patents
Akustisk ytvagsanordningInfo
- Publication number
- SE380412B SE380412B SE7206577A SE657772A SE380412B SE 380412 B SE380412 B SE 380412B SE 7206577 A SE7206577 A SE 7206577A SE 657772 A SE657772 A SE 657772A SE 380412 B SE380412 B SE 380412B
- Authority
- SE
- Sweden
- Prior art keywords
- surface water
- water device
- acoustic surface
- acoustic
- water
- Prior art date
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
- H03H9/14544—Transducers of particular shape or position
-
- 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
- H03H9/14517—Means for weighting
-
- 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
- H03H9/14517—Means for weighting
- H03H9/1452—Means for weighting by finger overlap length, apodisation
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1664171 | 1971-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE380412B true SE380412B (sv) | 1975-11-03 |
Family
ID=10080983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7206577A SE380412B (sv) | 1971-05-24 | 1972-05-19 | Akustisk ytvagsanordning |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3768032A (es) |
| JP (1) | JPS5320181B1 (es) |
| AU (1) | AU461183B2 (es) |
| BE (1) | BE783831A (es) |
| CA (1) | CA965186A (es) |
| DE (1) | DE2224497C3 (es) |
| ES (1) | ES403041A1 (es) |
| FR (1) | FR2138957B1 (es) |
| GB (1) | GB1355418A (es) |
| IT (1) | IT958930B (es) |
| NL (1) | NL7206879A (es) |
| SE (1) | SE380412B (es) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3906432A (en) * | 1972-07-20 | 1975-09-16 | Ibm | Grating guides for acoustic surface waves |
| JPS5418910B2 (es) * | 1973-08-31 | 1979-07-11 | ||
| GB1514923A (en) * | 1974-07-02 | 1978-06-21 | Plessey Co Ltd | Acoustic surface wave filters |
| DE2618210C3 (de) * | 1976-04-26 | 1980-03-13 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Wandlerelektroden für Filter oder Verzögerungsleitungen nach dem Oberflächenwellenprinzip |
| JPS55157480U (es) * | 1979-04-27 | 1980-11-12 | ||
| JPS56132807A (en) * | 1980-03-24 | 1981-10-17 | Hitachi Ltd | Surface wave circuit equipment |
| JPS5745376U (es) * | 1980-08-27 | 1982-03-12 | ||
| US4448805A (en) * | 1980-11-17 | 1984-05-15 | National Research Development Corporation | Methods of producing devices comprising metallized regions on dielectric substrates |
| JPS596612A (ja) * | 1982-07-05 | 1984-01-13 | Hitachi Ltd | 弾性表面波装置 |
| GB2157522B (en) * | 1984-04-09 | 1987-08-19 | Philips Electronic Associated | Electrical filter comprising an acoustic surface wave device, and method of manufacturing such a filter |
| CN100539228C (zh) * | 2005-12-06 | 2009-09-09 | 精工爱普生株式会社 | 压电层压体、表面声波元件、压电谐振器及压电传动装置 |
| JP4735840B2 (ja) * | 2005-12-06 | 2011-07-27 | セイコーエプソン株式会社 | 圧電体積層体、表面弾性波素子、薄膜圧電共振子および圧電アクチュエータ |
| WO2007108269A1 (ja) * | 2006-03-17 | 2007-09-27 | Murata Manufacturing Co., Ltd. | 弾性波共振子 |
| EP2091146B1 (en) * | 2006-11-08 | 2015-07-22 | Skyworks Panasonic Filter Solutions Japan Co., Ltd. | Surface acoustic wave resonator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3289114A (en) * | 1963-12-24 | 1966-11-29 | Bell Telephone Labor Inc | Tapped ultrasonic delay line and uses therefor |
| US3696312A (en) * | 1970-06-30 | 1972-10-03 | Ibm | Cyclotron resonance devices controllable by electric fields |
-
1971
- 1971-05-24 GB GB1664171A patent/GB1355418A/en not_active Expired
-
1972
- 1972-05-19 CA CA142,540A patent/CA965186A/en not_active Expired
- 1972-05-19 US US00254881A patent/US3768032A/en not_active Expired - Lifetime
- 1972-05-19 SE SE7206577A patent/SE380412B/xx unknown
- 1972-05-19 DE DE2224497A patent/DE2224497C3/de not_active Expired
- 1972-05-20 IT IT68608/72A patent/IT958930B/it active
- 1972-05-20 JP JP4957672A patent/JPS5320181B1/ja active Pending
- 1972-05-20 NL NL7206879A patent/NL7206879A/xx unknown
- 1972-05-22 AU AU42544/72A patent/AU461183B2/en not_active Expired
- 1972-05-22 ES ES403041A patent/ES403041A1/es not_active Expired
- 1972-05-23 BE BE783831A patent/BE783831A/xx unknown
- 1972-05-24 FR FR727218435A patent/FR2138957B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2224497C3 (de) | 1980-09-25 |
| FR2138957B1 (es) | 1973-07-13 |
| DE2224497B2 (de) | 1979-11-29 |
| CA965186A (en) | 1975-03-25 |
| DE2224497A1 (de) | 1972-11-30 |
| JPS5320181B1 (es) | 1978-06-24 |
| GB1355418A (en) | 1974-06-05 |
| AU461183B2 (en) | 1975-05-15 |
| ES403041A1 (es) | 1975-04-16 |
| US3768032A (en) | 1973-10-23 |
| FR2138957A1 (es) | 1973-01-05 |
| NL7206879A (es) | 1972-11-28 |
| BE783831A (fr) | 1972-11-23 |
| IT958930B (it) | 1973-10-30 |
| AU4254472A (en) | 1973-11-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SE390883B (sv) | Massageanordning | |
| NL181542C (nl) | Inrichting werkend met akoestische oppervlaktegolven. | |
| IT961748B (it) | Trasduttore | |
| IT946580B (it) | Dispositivo pulitore | |
| SE380412B (sv) | Akustisk ytvagsanordning | |
| SE384922B (sv) | Vetejonkenslig metanordning | |
| AT324509B (de) | Heisswassergerät | |
| SE392375B (sv) | Akustisk ytvagsanordning | |
| DK136845B (da) | Vandige skumdempende emulsioner | |
| SE388803B (sv) | Foljningsanordning | |
| SE398585B (sv) | Akustisk ytvagsanordning | |
| IT947982B (it) | Dispositivo di drenaggio | |
| SE411282B (sv) | Akustisk ytvagsanordning | |
| TR17651A (tr) | Hararet muebadele cihazi | |
| SE392376B (sv) | Akustiska ytvagsanordningar | |
| SE398803B (sv) | Akustisk ytvagsanordning | |
| SE383389B (sv) | Flektanordning | |
| AT309945B (de) | Reinigungsgerät | |
| IT961441B (it) | Trasduttore di flusso | |
| SU414383A1 (es) | ||
| BR7202421D0 (pt) | Transdutor eletracustico | |
| AT314589B (de) | Brückenlegegerät | |
| SU470572A1 (ru) | Устройство дл забора воды | |
| AT316846B (de) | Reinigungsgerät | |
| BR7202428D0 (pt) | Transdutor eletracustico |