JPH0485811U - - Google Patents
Info
- Publication number
- JPH0485811U JPH0485811U JP12622590U JP12622590U JPH0485811U JP H0485811 U JPH0485811 U JP H0485811U JP 12622590 U JP12622590 U JP 12622590U JP 12622590 U JP12622590 U JP 12622590U JP H0485811 U JPH0485811 U JP H0485811U
- Authority
- JP
- Japan
- Prior art keywords
- acoustic wave
- surface acoustic
- heater
- thermistor
- wave oscillator
- 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 13
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Description
第１図はこの考案の一実施例による弾性表面波
発振器の構成を示す図、第２図は第２の実施例に
よる弾性表面波発振器の構成を示す図、第３図は
第３の実施例による弾性表面波発振器の構成を示
す図、第４図は従来の弾性表面波発振器の構成図
、第５図はヒータの特性の一例を示す図である。
図中、１は弾性表面波素子、２は増幅器、３は
電力分配器、４は移相器、５は緩衝増幅器、６は
発振器の出力端子、７はヒータ、８ａ，８ｂはヒ
ータの温度設定用素子の入力端子、９はサーミス
タ、１０は筐体、１１は抵抗器を示す。なお、図
中、同一符号は同一、または相当部分を示す。
FIG. 1 is a diagram showing the configuration of a surface acoustic wave oscillator according to an embodiment of this invention, FIG. 2 is a diagram showing the configuration of a surface acoustic wave oscillator according to a second embodiment, and FIG. 3 is a diagram showing the configuration of a surface acoustic wave oscillator according to a second embodiment. FIG. 4 is a diagram showing the configuration of a conventional surface acoustic wave oscillator, and FIG. 5 is a diagram showing an example of the characteristics of a heater. In the figure, 1 is a surface acoustic wave element, 2 is an amplifier, 3 is a power divider, 4 is a phase shifter, 5 is a buffer amplifier, 6 is an oscillator output terminal, 7 is a heater, and 8a and 8b are heater temperature settings 9 is a thermistor, 10 is a housing, and 11 is a resistor. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
と、移相器と、温度設定用の素子を接続する入力
端子を有する前記弾性表面波素子に熱的に結合し
たヒータとで構成した弾性表面波発振器において
、前記ヒータの入力端子にサーミスタを接続し、
前記サーミスタをヒータに熱的に結合するように
取付けたことを特徴とする弾性表面波発振器。 (2) 前記サーミスタを、弾性表面波素子と熱的
に結合するように取付けたことを特徴とする、実
用新案登録請求の範囲第(1)項記載の弾性表面波
発振器。 (3) 前記サーミスタを、弾性表面波発振器を収
納する筐体に、熱的に結合するように取付けたこ
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発振器。[Claims for Utility Model Registration] (1) The surface acoustic wave element has an input terminal for connecting a surface acoustic wave element, an amplifier, a power divider, a phase shifter, and a temperature setting element. In a surface acoustic wave oscillator configured with a heater coupled to a heater, a thermistor is connected to an input terminal of the heater,
A surface acoustic wave oscillator, characterized in that the thermistor is attached to a heater so as to be thermally coupled thereto. (2) The surface acoustic wave oscillator according to claim 1, wherein the thermistor is attached to be thermally coupled to a surface acoustic wave element. (3) Utility model registration claim No. (1), characterized in that the thermistor is attached to a casing housing a surface acoustic wave oscillator so as to be thermally coupled.
The surface acoustic wave oscillator described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12622590U JPH0485811U (en) | 1990-11-28 | 1990-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12622590U JPH0485811U (en) | 1990-11-28 | 1990-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0485811U true JPH0485811U (en) | 1992-07-27 |
Family
ID=31873789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12622590U Pending JPH0485811U (en) | 1990-11-28 | 1990-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0485811U (en) |
-
1990
- 1990-11-28 JP JP12622590U patent/JPH0485811U/ja active Pending