JPS6159075B2 - - Google Patents
Info
- Publication number
- JPS6159075B2 JPS6159075B2 JP54091574A JP9157479A JPS6159075B2 JP S6159075 B2 JPS6159075 B2 JP S6159075B2 JP 54091574 A JP54091574 A JP 54091574A JP 9157479 A JP9157479 A JP 9157479A JP S6159075 B2 JPS6159075 B2 JP S6159075B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- stator coil
- amplitude
- voltage
- output voltage
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9157479A JPS5619395A (en) | 1979-07-20 | 1979-07-20 | Dc motor control circuit |
US06/169,795 US4356437A (en) | 1979-07-20 | 1980-07-17 | Control circuit for DC motors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9157479A JPS5619395A (en) | 1979-07-20 | 1979-07-20 | Dc motor control circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5619395A JPS5619395A (en) | 1981-02-24 |
JPS6159075B2 true JPS6159075B2 (US06623731-20030923-C00012.png) | 1986-12-15 |
Family
ID=14030295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9157479A Granted JPS5619395A (en) | 1979-07-20 | 1979-07-20 | Dc motor control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5619395A (US06623731-20030923-C00012.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812566A (ja) * | 1981-07-14 | 1983-01-24 | Yoshiteru Takahashi | 電機子巻線を7個以上有するブラシレスモ−タ |
US4507591A (en) * | 1983-07-26 | 1985-03-26 | Rca Corporation | Linear pulse width to current converter for brushless DC motors |
JPH0736713B2 (ja) * | 1985-09-20 | 1995-04-19 | ソニー株式会社 | ブラシレスモ−タ |
-
1979
- 1979-07-20 JP JP9157479A patent/JPS5619395A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5619395A (en) | 1981-02-24 |