JPH0164223U - - Google Patents
Info
- Publication number
- JPH0164223U JPH0164223U JP1987158877U JP15887787U JPH0164223U JP H0164223 U JPH0164223 U JP H0164223U JP 1987158877 U JP1987158877 U JP 1987158877U JP 15887787 U JP15887787 U JP 15887787U JP H0164223 U JPH0164223 U JP H0164223U
- Authority
- JP
- Japan
- Prior art keywords
- electrode fingers
- transducer
- propagation axis
- electrode
- surface acoustic
- 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.)
- Pending
Links
- 238000010897 surface acoustic wave method Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 1
Landscapes
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Description
第１図は本考案の弾性表面波装置の一実施例を
示す模式的な斜視図、第２図はその要部を拡大し
て示す平面図、第３図は従来の弾性表面波フイル
タを示す模式的な平面図である。
１２……入力トランスデユーサ、１３……出力
トランスデユーサ、１５ａ，１５ｂ……不要波吸
収用電極。
Fig. 1 is a schematic perspective view showing an embodiment of the surface acoustic wave device of the present invention, Fig. 2 is a plan view showing an enlarged view of the main parts thereof, and Fig. 3 shows a conventional surface acoustic wave filter. FIG. 12... Input transducer, 13... Output transducer, 15a, 15b... Electrodes for absorbing unnecessary waves.
Claims (1)
々なる入力トランスデユーサ及び出力トランスデ
ユーサを圧電性基板上に形成すると共に、その各
トランスデユーサの外側に前記伝播軸に対して傾
斜方向に揃列された複数の電極指からなる不要波
吸収用電極を形成したことを特徴とする弾性表面
波装置。 An input transducer and an output transducer each consisting of a plurality of electrode fingers in a direction perpendicular to the surface wave propagation axis are formed on a piezoelectric substrate, and a plurality of electrode fingers are formed on the outside of each transducer in a direction oblique to the propagation axis. A surface acoustic wave device characterized in that an unnecessary wave absorbing electrode is formed of a plurality of electrode fingers arranged in a row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158877U JPH0164223U (en) | 1987-10-16 | 1987-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158877U JPH0164223U (en) | 1987-10-16 | 1987-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164223U true JPH0164223U (en) | 1989-04-25 |
Family
ID=31439602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987158877U Pending JPH0164223U (en) | 1987-10-16 | 1987-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164223U (en) |
-
1987
- 1987-10-16 JP JP1987158877U patent/JPH0164223U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0164223U (en) | ||
| JPS61191622U (en) | ||
| JPH0260328U (en) | ||
| JPH0228125U (en) | ||
| JPH0213319U (en) | ||
| JPS62181036U (en) | ||
| JPH02108432U (en) | ||
| JPS6416730U (en) | ||
| JPH0195823U (en) | ||
| JPS5877921U (en) | surface acoustic wave device | |
| JPH01137624U (en) | ||
| JPS63163024U (en) | ||
| JPH0397224U (en) | ||
| JPH0159323U (en) | ||
| JPH0316731U (en) | ||
| JPH0165516U (en) | ||
| JPH0170422U (en) | ||
| JPS5840928U (en) | surface acoustic wave filter | |
| JPS6416729U (en) | ||
| JPS63133725U (en) | ||
| JPH0174627U (en) | ||
| JPS62127121U (en) | ||
| JPS63125414U (en) | ||
| JPS6368216U (en) | ||
| JPS6213020U (en) |