JPS6355614U - - Google Patents
Info
- Publication number
- JPS6355614U JPS6355614U JP14971986U JP14971986U JPS6355614U JP S6355614 U JPS6355614 U JP S6355614U JP 14971986 U JP14971986 U JP 14971986U JP 14971986 U JP14971986 U JP 14971986U JP S6355614 U JPS6355614 U JP S6355614U
- Authority
- JP
- Japan
- Prior art keywords
- crystal oscillator
- temperature
- frequency
- correction circuit
- stabilizing device
- 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
- 239000013078 crystal Substances 0.000 claims description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims 1
- 230000006641 stabilisation Effects 0.000 claims 1
- 238000011105 stabilization Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Description
第１図はこの考案の一実施例による水晶発振器
の周波数安定化装置を示す機能ブロツク図、第２
図は従来の水晶発振器の周波数安定化装置を示す
機能ブロツク図である。
図中、１は恒温槽、２は水晶発振器、３はＡＭ
Ｐ、４は温度センサ、５はヒータ、６は温度定値
制御回路、７は周波数微調整回路、８は温度補正
回路、９は周波数調整回路である。なお図中同一
符号は同一又は相当部分を示す。
Fig. 1 is a functional block diagram showing a frequency stabilizing device for a crystal oscillator according to an embodiment of this invention;
The figure is a functional block diagram showing a conventional frequency stabilizing device for a crystal oscillator. In the figure, 1 is a constant temperature oven, 2 is a crystal oscillator, and 3 is an AM
P, 4 is a temperature sensor, 5 is a heater, 6 is a temperature constant value control circuit, 7 is a frequency fine adjustment circuit, 8 is a temperature correction circuit, and 9 is a frequency adjustment circuit. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
ータが設けられた恒温槽と、上記温度センサの出
力に基づいて上記恒温槽内の温度が所定の温度に
なるよう上記ヒータを制御する温度制御回路と、
上記水晶発振器の発振周波数を制御する周波数調
整回路とを備えた水晶発振器の周波数安定化装置
において、 上記水晶発振器の温度を入力とし、該温度の変
化に伴う上記水晶発振器の周波数の変化を補正す
るための制御信号を上記周波数調整回路に出力す
る温度補正回路を備えたことを特徴とする水晶発
振器の周波数安定化装置。 (2) 上記温度補正回路は上記水晶発振器の温度
を上記温度センサにより読みとることを特徴とす
る実用新案登録請求の範囲第１項記載の水晶発振
器の周波数安定化装置。 (3) 上記温度補正回路は上記温度補正回路とは
異なる第２の温度センサより上記水晶発振器の温
度を読みとることを特徴とする実用新案登録請求
の範囲第１項記載の水晶発振器の周波数安定化装
置。[Scope of Claim for Utility Model Registration] (1) A thermostatic chamber in which a crystal oscillator, a temperature sensor, and a heater are installed; a temperature control circuit that controls the heater;
A frequency stabilizing device for a crystal oscillator, comprising a frequency adjustment circuit for controlling the oscillation frequency of the crystal oscillator, wherein the temperature of the crystal oscillator is input, and a change in the frequency of the crystal oscillator due to a change in temperature is corrected. A frequency stabilizing device for a crystal oscillator, comprising a temperature correction circuit that outputs a control signal for the frequency adjustment circuit to the frequency adjustment circuit. (2) The crystal oscillator frequency stabilizing device according to claim 1, wherein the temperature correction circuit reads the temperature of the crystal oscillator using the temperature sensor. (3) Frequency stabilization of the crystal oscillator according to claim 1, wherein the temperature correction circuit reads the temperature of the crystal oscillator from a second temperature sensor different from the temperature correction circuit. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14971986U JPS6355614U (en) | 1986-09-29 | 1986-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14971986U JPS6355614U (en) | 1986-09-29 | 1986-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6355614U true JPS6355614U (en) | 1988-04-14 |
Family
ID=31065196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14971986U Pending JPS6355614U (en) | 1986-09-29 | 1986-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6355614U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007251366A (en) * | 2006-03-14 | 2007-09-27 | Nippon Dempa Kogyo Co Ltd | Crystal oscillator |
| JP2009027495A (en) * | 2007-07-20 | 2009-02-05 | Nippon Dempa Kogyo Co Ltd | Control circuit of thermostat in crystal oscillator with thermostat |
| JP2011091702A (en) * | 2009-10-23 | 2011-05-06 | Daishinku Corp | Piezoelectric oscillator, and frequency control method of the same |
| JP2011205166A (en) * | 2010-03-24 | 2011-10-13 | Seiko Epson Corp | Constant-temperature piezoelectric oscillator and method of manufacturing the same |
| JP2014003677A (en) * | 2009-05-14 | 2014-01-09 | Seiko Epson Corp | Piezoelectric device |
| JP2014022913A (en) * | 2012-07-18 | 2014-02-03 | Nippon Dempa Kogyo Co Ltd | High stability oscillator |
| JP2014175981A (en) * | 2013-03-12 | 2014-09-22 | Kyocera Crystal Device Corp | Oscillator |
| JP2016152468A (en) * | 2015-02-17 | 2016-08-22 | 古野電気株式会社 | Reference signal generating device |
| JP2016174210A (en) * | 2015-03-16 | 2016-09-29 | セイコーエプソン株式会社 | Oscillators, electronic devices and mobile objects |
-
1986
- 1986-09-29 JP JP14971986U patent/JPS6355614U/ja active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007251366A (en) * | 2006-03-14 | 2007-09-27 | Nippon Dempa Kogyo Co Ltd | Crystal oscillator |
| JP2009027495A (en) * | 2007-07-20 | 2009-02-05 | Nippon Dempa Kogyo Co Ltd | Control circuit of thermostat in crystal oscillator with thermostat |
| JP2014003677A (en) * | 2009-05-14 | 2014-01-09 | Seiko Epson Corp | Piezoelectric device |
| JP2011091702A (en) * | 2009-10-23 | 2011-05-06 | Daishinku Corp | Piezoelectric oscillator, and frequency control method of the same |
| JP2011205166A (en) * | 2010-03-24 | 2011-10-13 | Seiko Epson Corp | Constant-temperature piezoelectric oscillator and method of manufacturing the same |
| JP2014022913A (en) * | 2012-07-18 | 2014-02-03 | Nippon Dempa Kogyo Co Ltd | High stability oscillator |
| JP2014175981A (en) * | 2013-03-12 | 2014-09-22 | Kyocera Crystal Device Corp | Oscillator |
| JP2016152468A (en) * | 2015-02-17 | 2016-08-22 | 古野電気株式会社 | Reference signal generating device |
| JP2016174210A (en) * | 2015-03-16 | 2016-09-29 | セイコーエプソン株式会社 | Oscillators, electronic devices and mobile objects |
| CN105991128A (en) * | 2015-03-16 | 2016-10-05 | 精工爱普生株式会社 | Oscillator, electronic apparatus, and moving object |
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