JPS57206286A - Controlling method of motor - Google Patents
Controlling method of motorInfo
- Publication number
- JPS57206286A JPS57206286A JP56089346A JP8934681A JPS57206286A JP S57206286 A JPS57206286 A JP S57206286A JP 56089346 A JP56089346 A JP 56089346A JP 8934681 A JP8934681 A JP 8934681A JP S57206286 A JPS57206286 A JP S57206286A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- motor
- signal
- detected
- digital data
- 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.)
- Granted
Links
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
- G11B19/28—Speed controlling, regulating, or indicating
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56089346A JPS57206286A (en) | 1981-06-09 | 1981-06-09 | Controlling method of motor |
US06/342,904 US4481615A (en) | 1981-02-02 | 1982-01-26 | Motor controlling circuit of reproducing apparatus and method of controlling |
DE8282300531T DE3278704D1 (en) | 1981-02-02 | 1982-02-02 | Motor controlling circuit of reproducing apparatus and method of controlling |
EP82300531A EP0057612B1 (en) | 1981-02-02 | 1982-02-02 | Motor controlling circuit of reproducing apparatus and method of controlling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56089346A JPS57206286A (en) | 1981-06-09 | 1981-06-09 | Controlling method of motor |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59149955A Division JPS6062889A (ja) | 1984-07-19 | 1984-07-19 | モ−タ制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57206286A true JPS57206286A (en) | 1982-12-17 |
JPS6259386B2 JPS6259386B2 (ja) | 1987-12-10 |
Family
ID=13968139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56089346A Granted JPS57206286A (en) | 1981-02-02 | 1981-06-09 | Controlling method of motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57206286A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59129593A (ja) * | 1983-01-12 | 1984-07-25 | Sanyo Electric Co Ltd | モ−タ−速度制御回路 |
US5138401A (en) * | 1987-08-24 | 1992-08-11 | Semiconductor Energy Laboratory Co., Ltd. | Electronic devices utilizing superconducting materials |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57126772U (ja) * | 1981-01-28 | 1982-08-07 |
-
1981
- 1981-06-09 JP JP56089346A patent/JPS57206286A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57126772U (ja) * | 1981-01-28 | 1982-08-07 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59129593A (ja) * | 1983-01-12 | 1984-07-25 | Sanyo Electric Co Ltd | モ−タ−速度制御回路 |
JPH0546030B2 (ja) * | 1983-01-12 | 1993-07-12 | Sanyo Electric Co | |
US5138401A (en) * | 1987-08-24 | 1992-08-11 | Semiconductor Energy Laboratory Co., Ltd. | Electronic devices utilizing superconducting materials |
Also Published As
Publication number | Publication date |
---|---|
JPS6259386B2 (ja) | 1987-12-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1130730A (en) | Disc record reproducing apparatus | |
JPS5764371A (en) | Rotation control system of disk recording medium | |
JPS5671855A (en) | Playback device of disc | |
EP0096406A2 (en) | Variable speed picture reproducing apparatus for video tape recorder | |
JPS5733409A (en) | Reproducer of coded signal | |
JPS57206286A (en) | Controlling method of motor | |
JPS57158057A (en) | Correcting method for wow and flutter | |
JPS57135583A (en) | Video signal reproducing device | |
JPS5242319A (en) | Tracking control system for video signal reproduction set | |
JPS5582573A (en) | Tape speed discriminator for magnetic recording and reproducing unit | |
JPS5730473A (en) | Variable-speed reproducing device of magnetic reproducing device | |
JPS5528547A (en) | Magnetic recorder/reproducer | |
GB2129981A (en) | Driving apparatus for recording media | |
US5428453A (en) | Magnetic disk recorder | |
JPS5443614A (en) | Fm recording system and its reproducer | |
JPS5713872A (en) | Video signal reproducing device | |
JPS57120269A (en) | Disk recording and reproducing device | |
JPS5593535A (en) | Optical information reproducing device | |
JPS57183666A (en) | Compensating device for time axis error | |
JPS5387203A (en) | Stabilizing system for rotary mirror in optical information recorder/reproducer | |
JPS5764313A (en) | Recording and reproducing method for digital data | |
JPS5730144A (en) | Disk motor driving circuit for video disk player | |
JPS5414707A (en) | Magnetic tape running controller | |
JPS5545145A (en) | Magnetic recording and reproducing device | |
JPS5647944A (en) | Magnetic tape feed controlling system |