JPS5651690B2 - - Google Patents
Info
- Publication number
- JPS5651690B2 JPS5651690B2 JP5352080A JP5352080A JPS5651690B2 JP S5651690 B2 JPS5651690 B2 JP S5651690B2 JP 5352080 A JP5352080 A JP 5352080A JP 5352080 A JP5352080 A JP 5352080A JP S5651690 B2 JPS5651690 B2 JP S5651690B2
- 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 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
-
- 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
- H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
- H03H9/14514—Broad band transducers
-
- 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
- H03H9/6493—Side lobe suppression
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 |
|---|---|---|---|
| JP5352080A JPS5623014A (en) | 1980-04-24 | 1980-04-24 | Elastic surface wave filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5352080A JPS5623014A (en) | 1980-04-24 | 1980-04-24 | Elastic surface wave filter |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8392074A Division JPS5112747A (ja) | 1974-07-23 | 1974-07-23 | Danseihyomenhafuiruta |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5623014A JPS5623014A (en) | 1981-03-04 |
| JPS5651690B2 true JPS5651690B2 (sr) | 1981-12-07 |
Family
ID=12945092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5352080A Granted JPS5623014A (en) | 1980-04-24 | 1980-04-24 | Elastic surface wave filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5623014A (sr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0123909Y2 (sr) * | 1984-07-09 | 1989-07-20 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4881284A (en) * | 1988-10-21 | 1989-11-21 | Self-Cleaning Environments, Inc. | Self-cleaning restroom |
-
1980
- 1980-04-24 JP JP5352080A patent/JPS5623014A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0123909Y2 (sr) * | 1984-07-09 | 1989-07-20 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5623014A (en) | 1981-03-04 |