NL7411479A - Overdrager voor acoustische oppervlaktegolven. - Google Patents
Overdrager voor acoustische oppervlaktegolven.Info
- Publication number
- NL7411479A NL7411479A NL7411479A NL7411479A NL7411479A NL 7411479 A NL7411479 A NL 7411479A NL 7411479 A NL7411479 A NL 7411479A NL 7411479 A NL7411479 A NL 7411479A NL 7411479 A NL7411479 A NL 7411479A
- Authority
- NL
- Netherlands
- Prior art keywords
- transfer
- surface waves
- acoustic surface
- acoustic
- waves
- 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
- H03H9/14517—Means for weighting
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9788673A JPS5418910B2 (id) | 1973-08-31 | 1973-08-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7411479A true NL7411479A (nl) | 1975-03-04 |
Family
ID=14204218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7411479A NL7411479A (nl) | 1973-08-31 | 1974-08-29 | Overdrager voor acoustische oppervlaktegolven. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3936679A (id) |
JP (1) | JPS5418910B2 (id) |
DE (1) | DE2441500C2 (id) |
GB (1) | GB1481431A (id) |
NL (1) | NL7411479A (id) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5687909A (en) * | 1979-12-19 | 1981-07-17 | Nippon Dempa Kogyo Co Ltd | Electromechanical converter for elastic surface wave filter |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1355418A (en) * | 1971-05-24 | 1974-06-05 | Mullard Ltd | Acoustic surface wave devices |
US3742396A (en) * | 1971-07-23 | 1973-06-26 | Stanford Research Inst | Grating surface acoustic wave transducer |
US3748603A (en) * | 1972-03-27 | 1973-07-24 | Zenith Radio Corp | Surface wave filter with reflection suppression |
-
1973
- 1973-08-31 JP JP9788673A patent/JPS5418910B2/ja not_active Expired
-
1974
- 1974-08-26 US US05/500,697 patent/US3936679A/en not_active Expired - Lifetime
- 1974-08-29 GB GB37719/74A patent/GB1481431A/en not_active Expired
- 1974-08-29 NL NL7411479A patent/NL7411479A/xx not_active Application Discontinuation
- 1974-08-30 DE DE2441500A patent/DE2441500C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2441500C2 (de) | 1983-12-15 |
JPS5418910B2 (id) | 1979-07-11 |
GB1481431A (en) | 1977-07-27 |
JPS5047538A (id) | 1975-04-28 |
DE2441500A1 (de) | 1975-04-03 |
US3936679A (en) | 1976-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |