JPS6059624U - surface acoustic wave device - Google Patents
surface acoustic wave deviceInfo
- Publication number
- JPS6059624U JPS6059624U JP15032383U JP15032383U JPS6059624U JP S6059624 U JPS6059624 U JP S6059624U JP 15032383 U JP15032383 U JP 15032383U JP 15032383 U JP15032383 U JP 15032383U JP S6059624 U JPS6059624 U JP S6059624U
- Authority
- JP
- Japan
- Prior art keywords
- acoustic wave
- surface acoustic
- wave device
- electrode fingers
- comb
- 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.)
- Granted
Links
Landscapes
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の弾性表面波装置を示す拡大平面図、第２
図はその要部の拡大平面図、第３図は第１図に示したく
し型電極の等価δ振部列を示す図、第４図は第２図に示
した（し型電極によるもれ電界を示す図、第５図は本考
案の弾性表面波装置の一実施例を示す部分拡大平面図、
第６図はそのもれ電界を示す図である。
１・・・・・・基板（圧電基板）、２．３・・川べし型
電極、２□、２□、２３．・・・＝ ３ｔ、３゜、３
３・・曲電極指、ｆｎ ｔ Ｚｎ ＋ １”・・・・幾
何学的交叉幅、Ｌｎ。
Ｌｎ＋□・・・・・・実効交叉幅。Figure 1 is an enlarged plan view showing a conventional surface acoustic wave device;
The figure is an enlarged plan view of the main part, Figure 3 is a diagram showing the equivalent δ vibration part array of the comb-shaped electrode shown in Figure 1, and Figure 4 is a diagram showing the equivalent δ vibration part array of the comb-shaped electrode shown in Figure 2 (leakage electric field due to the comb-shaped electrode). FIG. 5 is a partially enlarged plan view showing an embodiment of the surface acoustic wave device of the present invention.
FIG. 6 is a diagram showing the leakage electric field. 1...Substrate (piezoelectric substrate), 2.3...River-shaped electrode, 2□, 2□, 23. ...= 3t, 3°, 3
3...Curved electrode finger, fnt Zn + 1"...Geometric crossover width, Ln. Ln+□......Effective crossover width.
Claims (2)
こ込むように交叉させて形成してなる弾性表面波装置に
おい、て、前記各くし型電極の電極指の側縁部を、相手
側の（し型電極の電極指の先端部近傍において、それぞ
れ内側に湾曲させて形成してなることを特徴とする弾性
表面波装置。(1) In a surface acoustic wave device formed by intersecting the electrode fingers of a pair of comb-shaped electrodes on a substrate, the side edges of the electrode fingers of each comb-shaped electrode are , a surface acoustic wave device characterized in that electrode fingers of a mating (diamond-shaped electrode) are each curved inwardly in the vicinity of their tip ends.
ことを特徴とする実用新案登録請求の範囲第１項記載の
弾性表面波装置。(2) The surface acoustic wave device according to claim 1, wherein the crossed electrode fingers are each weighted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15032383U JPS6059624U (en) | 1983-09-30 | 1983-09-30 | surface acoustic wave device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15032383U JPS6059624U (en) | 1983-09-30 | 1983-09-30 | surface acoustic wave device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6059624U true JPS6059624U (en) | 1985-04-25 |
| JPH0238495Y2 JPH0238495Y2 (en) | 1990-10-17 |
Family
ID=30333440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15032383U Granted JPS6059624U (en) | 1983-09-30 | 1983-09-30 | surface acoustic wave device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6059624U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56126307A (en) * | 1980-03-10 | 1981-10-03 | Nec Corp | Reed screen type converter of elastic surface wave |
| JPS5967027U (en) * | 1982-10-27 | 1984-05-07 | 株式会社東芝 | surface acoustic wave transducer |
-
1983
- 1983-09-30 JP JP15032383U patent/JPS6059624U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56126307A (en) * | 1980-03-10 | 1981-10-03 | Nec Corp | Reed screen type converter of elastic surface wave |
| JPS5967027U (en) * | 1982-10-27 | 1984-05-07 | 株式会社東芝 | surface acoustic wave transducer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0238495Y2 (en) | 1990-10-17 |
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