JPH0576105B2 - - Google Patents
Info
- Publication number
- JPH0576105B2 JPH0576105B2 JP57041110A JP4111082A JPH0576105B2 JP H0576105 B2 JPH0576105 B2 JP H0576105B2 JP 57041110 A JP57041110 A JP 57041110A JP 4111082 A JP4111082 A JP 4111082A JP H0576105 B2 JPH0576105 B2 JP H0576105B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- sampling
- frequency
- motor
- 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 - Lifetime
Links
- 238000005070 sampling Methods 0.000 claims description 17
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 6
- 230000005236 sound signal Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
- G11B15/473—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the heads
- G11B15/4731—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the heads control of headwheel rotation
Landscapes
- Digital Magnetic Recording (AREA)
- Rotational Drive Of Disk (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57041110A JPS58158069A (ja) | 1982-03-15 | 1982-03-15 | デジタル音響装置のモ−タ駆動回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57041110A JPS58158069A (ja) | 1982-03-15 | 1982-03-15 | デジタル音響装置のモ−タ駆動回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58158069A JPS58158069A (ja) | 1983-09-20 |
JPH0576105B2 true JPH0576105B2 (de) | 1993-10-21 |
Family
ID=12599332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57041110A Granted JPS58158069A (ja) | 1982-03-15 | 1982-03-15 | デジタル音響装置のモ−タ駆動回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58158069A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0664786B2 (ja) * | 1984-01-30 | 1994-08-22 | キヤノン株式会社 | 情報信号再生装置 |
JPH0616329B2 (ja) * | 1984-06-14 | 1994-03-02 | ソニー株式会社 | Vtrのpwm方式モ−タドライブ回路 |
JPH0619881B2 (ja) * | 1984-08-17 | 1994-03-16 | キヤノン株式会社 | 情報信号記録再生装置 |
-
1982
- 1982-03-15 JP JP57041110A patent/JPS58158069A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58158069A (ja) | 1983-09-20 |
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