JPH0266023U - - Google Patents
Info
- Publication number
- JPH0266023U JPH0266023U JP14550088U JP14550088U JPH0266023U JP H0266023 U JPH0266023 U JP H0266023U JP 14550088 U JP14550088 U JP 14550088U JP 14550088 U JP14550088 U JP 14550088U JP H0266023 U JPH0266023 U JP H0266023U
- Authority
- JP
- Japan
- Prior art keywords
- acoustic wave
- piezoelectric substrate
- wave resonator
- surface portion
- 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
- 239000000758 substrate Substances 0.000 claims description 4
- 238000010897 surface acoustic wave method Methods 0.000 claims description 4
Landscapes
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Description
第１図ａ，ｂは本考案の一実施例の弾性表面波
共振子の平面図およびその側面図、第２図ａ，ｂ
は従来の弾性表面波共振子の一例の平面図および
その側面図である。
１，１′……圧電基板、２……交差指状電極、
３，４……反射器電極、５，７……圧電基板裏面
部、６，８……側面部。
Figures 1a and b are a plan view and a side view of a surface acoustic wave resonator according to an embodiment of the present invention, and Figures 2a and b are
1 is a plan view and a side view of an example of a conventional surface acoustic wave resonator. 1, 1'...Piezoelectric substrate, 2...Interdigital electrode,
3, 4... Reflector electrode, 5, 7... Piezoelectric substrate back surface portion, 6, 8... Side surface portion.
Claims (1)
電極とで構成された弾性表面波共振子において、
前記圧電基板の裏面部および側面部が間隔１００
μｍ以上でかつ深さ１００μｍ以上の粗面に加工
されたものであることを特徴とする弾性表面波共
振子。 In a surface acoustic wave resonator composed of interdigital electrodes and reflector electrodes arranged on a piezoelectric substrate,
The back surface portion and the side surface portion of the piezoelectric substrate are spaced apart from each other by 100 mm.
A surface acoustic wave resonator characterized in that the surface is processed to have a rough surface having a roughness of 100 μm or more and a depth of 100 μm or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14550088U JPH0266023U (en) | 1988-11-07 | 1988-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14550088U JPH0266023U (en) | 1988-11-07 | 1988-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0266023U true JPH0266023U (en) | 1990-05-18 |
Family
ID=31414147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14550088U Pending JPH0266023U (en) | 1988-11-07 | 1988-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0266023U (en) |
-
1988
- 1988-11-07 JP JP14550088U patent/JPH0266023U/ja active Pending