JPS5956990U - Piezoelectric vibrator drive circuit - Google Patents
Piezoelectric vibrator drive circuitInfo
- Publication number
- JPS5956990U JPS5956990U JP15166482U JP15166482U JPS5956990U JP S5956990 U JPS5956990 U JP S5956990U JP 15166482 U JP15166482 U JP 15166482U JP 15166482 U JP15166482 U JP 15166482U JP S5956990 U JPS5956990 U JP S5956990U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- output
- pass filter
- low
- drive circuit
- 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
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の駆動回路の一例を示すブロック図、第2
図は本考案の実施例を示すブロック図、第3図は第2図
のローパスフィルタ6の実施例を示す回路図である。
なお図面に用いられた符号において、2・・・・・・電
流検出抵抗、3,6・・・・・田−パスフィルタ、4・
・・・・・移相回路、5.7・・・・・・アンプである
。Figure 1 is a block diagram showing an example of a conventional drive circuit, Figure 2 is a block diagram showing an example of a conventional drive circuit.
The figure is a block diagram showing an embodiment of the present invention, and FIG. 3 is a circuit diagram showing an embodiment of the low-pass filter 6 of FIG. In addition, in the symbols used in the drawings, 2... current detection resistor, 3, 6... field-pass filter, 4...
...Phase shift circuit, 5.7...Amplifier.
Claims (1)
する第1のローパスフィルタと、この第1のローパスフ
ィルタの出力を位相補償する移相回路と、この移相回路
の出力を増巾する飽和状態で動作される第1の増巾器と
、この増巾出力から基体波成分のみを通過させ名第2の
ローパスフィルタと、この第2のローパスフィルタの出
力を増巾して上記圧電振動子に加える第2の増巾器とか
ら成る圧電振動子の駆動回路。a first low-pass filter to which the output of the piezoelectric vibrator is applied and removes noise from the output; a phase shift circuit that compensates the phase of the output of the first low-pass filter; and a saturation circuit that amplifies the output of the phase shift circuit. a first amplifier that is operated in the above-mentioned state; a second low-pass filter that passes only the fundamental wave component from the amplified output; and a second low-pass filter that amplifies the output of the second low-pass filter and transmits the above-mentioned piezoelectric vibrator. a piezoelectric vibrator drive circuit comprising: a second amplifier added to the piezoelectric vibrator;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15166482U JPS5956990U (en) | 1982-10-06 | 1982-10-06 | Piezoelectric vibrator drive circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15166482U JPS5956990U (en) | 1982-10-06 | 1982-10-06 | Piezoelectric vibrator drive circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5956990U true JPS5956990U (en) | 1984-04-13 |
Family
ID=30336023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15166482U Pending JPS5956990U (en) | 1982-10-06 | 1982-10-06 | Piezoelectric vibrator drive circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5956990U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016009869A1 (en) * | 2014-07-14 | 2016-01-21 | 株式会社村田製作所 | Piezoelectric element driving circuit and suction device |
WO2016031365A1 (en) * | 2014-08-29 | 2016-03-03 | 株式会社村田製作所 | Oscillator circuit and oscillator circuit driving method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5495195A (en) * | 1978-01-09 | 1979-07-27 | Singer Co | Piezooelectric actuator for ring laser gyroscope |
-
1982
- 1982-10-06 JP JP15166482U patent/JPS5956990U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5495195A (en) * | 1978-01-09 | 1979-07-27 | Singer Co | Piezooelectric actuator for ring laser gyroscope |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016009869A1 (en) * | 2014-07-14 | 2016-01-21 | 株式会社村田製作所 | Piezoelectric element driving circuit and suction device |
JPWO2016009869A1 (en) * | 2014-07-14 | 2017-04-27 | 株式会社村田製作所 | Drive circuit and suction device for piezoelectric element |
US10511236B2 (en) | 2014-07-14 | 2019-12-17 | Murata Manufacturing Co., Ltd. | Piezoelectric device drive circuit and suction apparatus |
WO2016031365A1 (en) * | 2014-08-29 | 2016-03-03 | 株式会社村田製作所 | Oscillator circuit and oscillator circuit driving method |
CN106794488A (en) * | 2014-08-29 | 2017-05-31 | 株式会社村田制作所 | The driving method of oscillating circuit and oscillating circuit |
JPWO2016031365A1 (en) * | 2014-08-29 | 2017-06-15 | 株式会社村田製作所 | Oscillation circuit and driving method of oscillation circuit |
CN106794488B (en) * | 2014-08-29 | 2019-07-05 | 株式会社村田制作所 | The driving method of oscillating circuit and oscillating circuit |
US10461697B2 (en) | 2014-08-29 | 2019-10-29 | Murata Manufacturing Co., Ltd. | Oscillation circuit and oscillation-circuit driving method |
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