JPS6038097U - DC brushless motor drive signal circuit - Google Patents
DC brushless motor drive signal circuitInfo
- Publication number
- JPS6038097U JPS6038097U JP13069283U JP13069283U JPS6038097U JP S6038097 U JPS6038097 U JP S6038097U JP 13069283 U JP13069283 U JP 13069283U JP 13069283 U JP13069283 U JP 13069283U JP S6038097 U JPS6038097 U JP S6038097U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- brushless motor
- drive signal
- signal circuit
- motor drive
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はブラシレスモーフのロータおよび駆動ジイルを
例示した図、第２、図は第１図のモータの回転速度信号
、コイル切替信号のタイムチャー゛ト、第３図はコイル
巻線電流を制御する回路の結線図、第４図は本考案の一
実施例のブロック図、第５図は第４図の回路の動作タイ
ムチャートである。
１・・・ロータマグネット、２・・・回転速度信号用マ
グネット、４１・・・同期信号、４２・・・回転速度信
号、４３・・・分周器、４４・・・デコーダ、４５．４
６・・・フリップフロップ、４７，４８・・・Ｂ相、Ｃ
相のコイル切替信号。Figure 1 is a diagram illustrating the rotor and drive gear of the brushless morph, Figure 2 is a time chart of the motor rotational speed signal and coil switching signal in Figure 1, and Figure 3 is a control of the coil winding current. FIG. 4 is a block diagram of an embodiment of the present invention, and FIG. 5 is an operation time chart of the circuit shown in FIG. 4. DESCRIPTION OF SYMBOLS 1... Rotor magnet, 2... Rotation speed signal magnet, 41... Synchronization signal, 42... Rotation speed signal, 43... Frequency divider, 44... Decoder, 45.4
6...Flip-flop, 47, 48...B phase, C
Phase coil switching signal.
Claims (1)
気センサにより回転速度信号を得ている多相直流ブラシ
レスモータにおいて、 １つのロータマグネット検出用磁気センサの出力から作
成した信号を同期リセット信号として、入力信号である
前記回転速度信号を分周し、各相のコイル巻線の切替回
転角度に対応するカウント数を出力する分周器を備え、
該カウント数をデコードすることによってコイル切替信
号を生成することを特徴とする駆動信号回路。[Claim for Utility Model Registration] In a multi-phase DC brushless motor in which N and P poles are alternately magnetized around the periphery of the rotor and a rotational speed signal is obtained by a magnetic sensor, one rotor magnet is used for detection. A frequency divider that divides the rotational speed signal, which is the input signal, by using a signal created from the output of the sensor as a synchronous reset signal, and outputs a count number corresponding to the switching rotation angle of the coil winding of each phase,
A drive signal circuit that generates a coil switching signal by decoding the count number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13069283U JPS6038097U (en) | 1983-08-24 | 1983-08-24 | DC brushless motor drive signal circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13069283U JPS6038097U (en) | 1983-08-24 | 1983-08-24 | DC brushless motor drive signal circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6038097U true JPS6038097U (en) | 1985-03-16 |
Family
ID=30295719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13069283U Pending JPS6038097U (en) | 1983-08-24 | 1983-08-24 | DC brushless motor drive signal circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6038097U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6216087A (en) * | 1985-07-15 | 1987-01-24 | Oki Electric Ind Co Ltd | Driving method for brushless motor |
| JPH0583980A (en) * | 1991-09-19 | 1993-04-02 | Mitsubishi Electric Corp | Brushless dc motor |
-
1983
- 1983-08-24 JP JP13069283U patent/JPS6038097U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6216087A (en) * | 1985-07-15 | 1987-01-24 | Oki Electric Ind Co Ltd | Driving method for brushless motor |
| JPH0583980A (en) * | 1991-09-19 | 1993-04-02 | Mitsubishi Electric Corp | Brushless dc motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1292504C (en) | Sensorless brushless motor | |
| US3663877A (en) | Brushless dc motor including tachometer commutation circuit | |
| JPS6038097U (en) | DC brushless motor drive signal circuit | |
| US4605889A (en) | Brushless tachometer/synchro | |
| JPS6038096U (en) | DC brushless motor drive signal circuit | |
| JP2653586B2 (en) | Brushless DC motor | |
| KR100624086B1 (en) | A generator of hall signal using of one hall sensor in the BLDC motor | |
| JPH0336237Y2 (en) | ||
| JPS60141683U (en) | small step motor | |
| JPH033456B2 (en) | ||
| JPS6134872Y2 (en) | ||
| JP2934257B2 (en) | Servo device | |
| JP2958360B2 (en) | Synchronous brushless DC motor | |
| JPS6235358B2 (en) | ||
| JPS55106095A (en) | Brushless dc motor | |
| JP2993380B2 (en) | 4-phase brushless motor | |
| JPS5918591U (en) | 3-phase DC brushless motor drive circuit | |
| JPS6220790B2 (en) | ||
| JP2663602B2 (en) | Brushless DC motor | |
| JPS6317588U (en) | ||
| JPH0271459A (en) | Magnetic disk device | |
| JPS5921716U (en) | encoder | |
| JPS62149271U (en) | ||
| JPS59149477U (en) | Flat DC brushless motor | |
| JPS6052680B2 (en) | Pulse motor with position detection circuit |