JPS61137277U - - Google Patents
Info
- Publication number
- JPS61137277U JPS61137277U JP2028585U JP2028585U JPS61137277U JP S61137277 U JPS61137277 U JP S61137277U JP 2028585 U JP2028585 U JP 2028585U JP 2028585 U JP2028585 U JP 2028585U JP S61137277 U JPS61137277 U JP S61137277U
- Authority
- JP
- Japan
- Prior art keywords
- diode
- pulse
- circuit
- voltage
- width
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図はレゾルバによる位置検出回路図、第３図は第
２図における各部動作波形図、第４図は従来の積
分回路図、第５図は本考案における温度補償実験
結果を示す特性図である。
１……レゾルバ、２，３……方形波変換器、４
……フリツプフロツプ、７……積分回路、８……
サンプルホールド回路、９……バツフアアンプ、
ＯＰ２……演算増幅器、ＡＳ３……アナログスイ
ツチ、Ｄ１，Ｄ２……ダイオード、Ｃ１……コン
デンサ、Ｒ２，Ｒ３……抵抗、Ｒ４……温度補償
用抵抗。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
FIG. 3 is a diagram of a position detection circuit using a resolver, FIG. 3 is a diagram of operation waveforms of each part in FIG. 2, FIG. 4 is a diagram of a conventional integration circuit, and FIG. 5 is a characteristic diagram showing the results of a temperature compensation experiment in the present invention. 1... Resolver, 2, 3... Square wave converter, 4
...Flip-flop, 7...Integrator circuit, 8...
Sample hold circuit, 9...buffer amplifier,
OP2 ... operational amplifier, AS3 ... analog switch, D1 , D2 ... diode, C1 ... capacitor, R2 , R3 ... resistor, R4 ... temperature compensation resistor.
Claims (1)
順方向のダイオードとの直列回路を介して積分回
路の電圧入力とし、前記ダイオードの出力端と基
準電位間に順方向の電圧リミツタ用ダイオードと
このダイオードの温度補償用抵抗との直列回路を
設け、前記積分回路の出力に前記パルスの幅に比
例したアナログ電圧を得ることを特徴とするパル
ス幅・電圧変換回路。 A pulse with a width corresponding to the detected amount is input to the voltage of the integrating circuit through a series circuit of a current limiting resistor and a forward diode, and a forward voltage limiter diode and a forward voltage limiter diode are connected between the output terminal of the diode and the reference potential. 1. A pulse width/voltage conversion circuit comprising a series circuit of a diode and a temperature compensating resistor to obtain an analog voltage proportional to the width of the pulse at the output of the integrating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2028585U JPS61137277U (en) | 1985-02-15 | 1985-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2028585U JPS61137277U (en) | 1985-02-15 | 1985-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61137277U true JPS61137277U (en) | 1986-08-26 |
Family
ID=12022895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2028585U Pending JPS61137277U (en) | 1985-02-15 | 1985-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61137277U (en) |
-
1985
- 1985-02-15 JP JP2028585U patent/JPS61137277U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS61137277U (en) | ||
| JPS61109233U (en) | ||
| JPH01135827U (en) | ||
| JPS628726U (en) | ||
| JPH01133202U (en) | ||
| JPS61205075U (en) | ||
| JPH0461053U (en) | ||
| JPS61136616U (en) | ||
| JPS6059969U (en) | Isolated current/voltage detection circuit | |
| JPS6230429U (en) | ||
| JPH0485158U (en) | ||
| JPH0312144U (en) | ||
| JPS645457U (en) | ||
| JPS62162767U (en) | ||
| JPH02141109U (en) | ||
| JPS645533U (en) | ||
| JPH02150526U (en) | ||
| JPS6344165U (en) | ||
| JPH0250687U (en) | ||
| JPS62141221U (en) | ||
| JPS62198708U (en) | ||
| JPS6381515U (en) | ||
| JPH0433115U (en) | ||
| JPS62119026U (en) | ||
| JPS6042970U (en) | current detection circuit |