JPH0443023U - - Google Patents
Info
- Publication number
- JPH0443023U JPH0443023U JP8557090U JP8557090U JPH0443023U JP H0443023 U JPH0443023 U JP H0443023U JP 8557090 U JP8557090 U JP 8557090U JP 8557090 U JP8557090 U JP 8557090U JP H0443023 U JPH0443023 U JP H0443023U
- Authority
- JP
- Japan
- Prior art keywords
- acoustic wave
- surface acoustic
- wave resonator
- excitation power
- switches
- 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 6
- 230000005284 excitation Effects 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は電極の膜厚と頂点温度の関係を示す図、第３
図は実施例の周波数−温度特性図、第４図は本考
案の他の実施例を示す構成図、第５図は他の実施
例の周波数−温度特性図、第６図は弾性表面波共
振子の周波数−温度特性図。第７図はＡＴカツト
厚みすべり振動子の周波数−温度特性図である。 １……基板、２……すだれ状電極、５Ａ，５Ｂ
，１４……切換スイツチ、６……励振電源、７，
１５……温度センサ、１１，１２，１３……弾性
表面波共振子。
図は電極の膜厚と頂点温度の関係を示す図、第３
図は実施例の周波数−温度特性図、第４図は本考
案の他の実施例を示す構成図、第５図は他の実施
例の周波数−温度特性図、第６図は弾性表面波共
振子の周波数−温度特性図。第７図はＡＴカツト
厚みすべり振動子の周波数−温度特性図である。 １……基板、２……すだれ状電極、５Ａ，５Ｂ
，１４……切換スイツチ、６……励振電源、７，
１５……温度センサ、１１，１２，１３……弾性
表面波共振子。
Claims (1)
- 頂点温度が異なる複数の弾性表面波共振子と、
周期温度によつて前記弾性表面波共振子を切り換
えて励磁電源に接続する切換スイツチとを備えた
ことを特徴とする弾性表面波素子。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8557090U JPH0443023U (ja) | 1990-08-13 | 1990-08-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8557090U JPH0443023U (ja) | 1990-08-13 | 1990-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443023U true JPH0443023U (ja) | 1992-04-13 |
Family
ID=31634783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8557090U Pending JPH0443023U (ja) | 1990-08-13 | 1990-08-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443023U (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4866357A (ja) * | 1971-12-13 | 1973-09-11 | ||
| JPS5491376A (en) * | 1977-12-28 | 1979-07-19 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS63283223A (ja) * | 1987-05-14 | 1988-11-21 | Nec Corp | 弾性表面波装置 |
-
1990
- 1990-08-13 JP JP8557090U patent/JPH0443023U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4866357A (ja) * | 1971-12-13 | 1973-09-11 | ||
| JPS5491376A (en) * | 1977-12-28 | 1979-07-19 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS63283223A (ja) * | 1987-05-14 | 1988-11-21 | Nec Corp | 弾性表面波装置 |