JPH0443022U - - Google Patents
Info
- Publication number
- JPH0443022U JPH0443022U JP8333990U JP8333990U JPH0443022U JP H0443022 U JPH0443022 U JP H0443022U JP 8333990 U JP8333990 U JP 8333990U JP 8333990 U JP8333990 U JP 8333990U JP H0443022 U JPH0443022 U JP H0443022U
- Authority
- JP
- Japan
- Prior art keywords
- comb
- electrode
- back electrode
- shaped
- acoustic wave
- 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)
Description
第１図は本考案の表面弾性波装置の一実施例を
示す構成図、第２図は従来例である。
１……圧電体基板、４……裏面電極、８……く
し形電極、９……可変直流電界、１０，１１……
反射電極。
FIG. 1 is a block diagram showing an embodiment of the surface acoustic wave device of the present invention, and FIG. 2 is a conventional example. 1... Piezoelectric substrate, 4... Back electrode, 8... Comb-shaped electrode, 9... Variable DC electric field, 10, 11...
reflective electrode.
Claims (1)
に裏面電極を設け、この裏面電極と前記くし形電
極との間に直流電圧を印加する構成としたことを
特徴とする表面弾性波装置。 A surface acoustic wave device characterized in that a back electrode is provided on the back surface of a piezoelectric substrate provided with comb-shaped electrodes on the front surface, and a DC voltage is applied between the back electrode and the comb-shaped electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8333990U JPH0443022U (en) | 1990-08-07 | 1990-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8333990U JPH0443022U (en) | 1990-08-07 | 1990-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443022U true JPH0443022U (en) | 1992-04-13 |
Family
ID=31630926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8333990U Pending JPH0443022U (en) | 1990-08-07 | 1990-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443022U (en) |
-
1990
- 1990-08-07 JP JP8333990U patent/JPH0443022U/ja active Pending
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