JPS555925B2 - - Google Patents
Info
- Publication number
- JPS555925B2 JPS555925B2 JP11798775A JP11798775A JPS555925B2 JP S555925 B2 JPS555925 B2 JP S555925B2 JP 11798775 A JP11798775 A JP 11798775A JP 11798775 A JP11798775 A JP 11798775A JP S555925 B2 JPS555925 B2 JP S555925B2
- Authority
- JP
- Japan
- 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.)
- Expired
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
- H03H9/125—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
-
- 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
- H03H9/02992—Details of bus bars, contact pads or other electrical connections for finger electrodes
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11798775A JPS5242391A (en) | 1975-09-30 | 1975-09-30 | Elastic surface wave unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11798775A JPS5242391A (en) | 1975-09-30 | 1975-09-30 | Elastic surface wave unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5242391A JPS5242391A (en) | 1977-04-01 |
| JPS555925B2 true JPS555925B2 (index.php) | 1980-02-12 |
Family
ID=14725204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11798775A Granted JPS5242391A (en) | 1975-09-30 | 1975-09-30 | Elastic surface wave unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5242391A (index.php) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1328343A (en) * | 1969-09-17 | 1973-08-30 | Mullard Ltd | Electro mechanical filters |
-
1975
- 1975-09-30 JP JP11798775A patent/JPS5242391A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5242391A (en) | 1977-04-01 |