JPH01162918U - - Google Patents
Info
- Publication number
- JPH01162918U JPH01162918U JP5920588U JP5920588U JPH01162918U JP H01162918 U JPH01162918 U JP H01162918U JP 5920588 U JP5920588 U JP 5920588U JP 5920588 U JP5920588 U JP 5920588U JP H01162918 U JPH01162918 U JP H01162918U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- near normal
- compensated
- piezoelectric oscillator
- detects
- 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 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Description
第１図は、本考案の実施例を示すブロツク図で
ある。第２図は、周波数温度特性を示すグラフで
ある。
１……センサー部、６……コンパレータ部、７
……表示部。
FIG. 1 is a block diagram showing an embodiment of the present invention. FIG. 2 is a graph showing frequency temperature characteristics. 1...Sensor section, 6...Comparator section, 7
...Display section.
Claims (1)
あることを感知する装置と、常温付近であること
を表示する装置を具備したことを特徴とする温度
補償圧電発振器。 (2) 該温度補償圧電発振器がデイジタル温度補
償水晶発振器であり、該デイジタル温度補償水晶
発振器のＡ／Ｄ変換器の出力に前記常温付近であ
ることを感知する装置と、常温付近であることを
表示する装置を接続したことを特徴とする実用新
案登録請求の範囲第１項記載の温度補償圧電発振
器。[Claims for Utility Model Registration] (1) A temperature-compensated piezoelectric oscillator characterized by comprising a device for sensing that the temperature is near normal temperature and a device for indicating that the temperature is near normal temperature. (2) The temperature-compensated piezoelectric oscillator is a digital temperature-compensated crystal oscillator, and the output of the A/D converter of the digital temperature-compensated crystal oscillator includes a device that detects that the temperature is near normal temperature, and a device that detects that the temperature is near normal temperature. A temperature-compensated piezoelectric oscillator according to claim 1, characterized in that a display device is connected thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5920588U JPH01162918U (en) | 1988-04-30 | 1988-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5920588U JPH01162918U (en) | 1988-04-30 | 1988-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01162918U true JPH01162918U (en) | 1989-11-14 |
Family
ID=31284990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5920588U Pending JPH01162918U (en) | 1988-04-30 | 1988-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162918U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5638873B2 (en) * | 1974-02-25 | 1981-09-09 | ||
| JPS5933906A (en) * | 1982-08-19 | 1984-02-24 | Nec Corp | Crystal oscillator |
-
1988
- 1988-04-30 JP JP5920588U patent/JPH01162918U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5638873B2 (en) * | 1974-02-25 | 1981-09-09 | ||
| JPS5933906A (en) * | 1982-08-19 | 1984-02-24 | Nec Corp | Crystal oscillator |
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