JPS6030632U - surface wave filter - Google Patents
surface wave filterInfo
- Publication number
- JPS6030632U JPS6030632U JP12186983U JP12186983U JPS6030632U JP S6030632 U JPS6030632 U JP S6030632U JP 12186983 U JP12186983 U JP 12186983U JP 12186983 U JP12186983 U JP 12186983U JP S6030632 U JPS6030632 U JP S6030632U
- Authority
- JP
- Japan
- Prior art keywords
- wave filter
- surface wave
- film
- conductive film
- film made
- 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
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図は従来例における表面波フィルタの上面図、第2
図は同第1図のA−A’線で見た断面 、図、第3図
は同要部拡大断面図、第4図は本考案における表面波フ
ィルタの一実施例を示す断面図、第5図は同要部拡大断
面図である。
1・・・・・・基板、2・2a・3・3a・・・・・・
櫛形電極、4・・・・・・圧電膜、5・・・・・・誘電
物質膜、6・6a・・・・・・導電膜。Figure 1 is a top view of a conventional surface wave filter;
3 is an enlarged sectional view of the same essential parts, and FIG. 4 is a sectional view showing an embodiment of the surface wave filter of the present invention. FIG. 5 is an enlarged sectional view of the same main part. 1... Board, 2, 2a, 3, 3a...
Comb-shaped electrode, 4... piezoelectric film, 5... dielectric material film, 6/6a... conductive film.
Claims (2)
なる膜を配置し、さらにその上に圧電膜を配置し、さら
にその上に正負1組よりなる櫛形電極を複数対配置して
なる表面波フィルタ。(1) A conductive film is placed on a substrate, a film made of a dielectric substance is placed on top of the conductive film, a piezoelectric film is placed on top of that, and a plurality of pairs of comb-shaped electrodes each consisting of one set of positive and negative electrodes are placed on top of that. surface wave filter.
用新案登録請求の範囲第(1)項記載の表面波フィルタ
。(2) The surface acoustic wave filter according to claim (1), wherein the film made of a dielectric material has a thickness of 1 μm or more.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12186983U JPS6030632U (en) | 1983-08-04 | 1983-08-04 | surface wave filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12186983U JPS6030632U (en) | 1983-08-04 | 1983-08-04 | surface wave filter |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6030632U true JPS6030632U (en) | 1985-03-01 |
Family
ID=30278772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12186983U Pending JPS6030632U (en) | 1983-08-04 | 1983-08-04 | surface wave filter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6030632U (en) |
-
1983
- 1983-08-04 JP JP12186983U patent/JPS6030632U/en active Pending
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