JPS4893307A - - Google Patents

Info

Publication number
JPS4893307A
JPS4893307A JP48014845A JP1484573A JPS4893307A JP S4893307 A JPS4893307 A JP S4893307A JP 48014845 A JP48014845 A JP 48014845A JP 1484573 A JP1484573 A JP 1484573A JP S4893307 A JPS4893307 A JP S4893307A
Authority
JP
Japan
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
Application number
JP48014845A
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4893307A publication Critical patent/JPS4893307A/ja
Pending legal-status Critical Current

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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
    • G11B27/13—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer
    • 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
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/18—Controlling the angular speed together with angular position or phase
    • H02P23/183—Controlling the angular speed together with angular position or phase of one shaft without controlling the prime mover
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Television Signal Processing For Recording (AREA)
  • Control Of Velocity Or Acceleration (AREA)
JP48014845A 1972-02-08 1973-02-07 Pending JPS4893307A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7201609A NL7201609A (enrdf_load_stackoverflow) 1972-02-08 1972-02-08

Publications (1)

Publication Number Publication Date
JPS4893307A true JPS4893307A (enrdf_load_stackoverflow) 1973-12-03

Family

ID=19815320

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48014845A Pending JPS4893307A (enrdf_load_stackoverflow) 1972-02-08 1973-02-07

Country Status (8)

Country Link
JP (1) JPS4893307A (enrdf_load_stackoverflow)
AT (1) AT319353B (enrdf_load_stackoverflow)
BE (1) BE795157A (enrdf_load_stackoverflow)
CA (1) CA1021058A (enrdf_load_stackoverflow)
FR (1) FR2171216B1 (enrdf_load_stackoverflow)
GB (1) GB1416269A (enrdf_load_stackoverflow)
IT (1) IT978819B (enrdf_load_stackoverflow)
NL (1) NL7201609A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2747448A1 (de) * 1977-10-21 1979-04-26 Sony Corp Servovorrichtung zum regeln der rotationsphase eines umlaufenden koerpers
US4477750A (en) * 1982-05-17 1984-10-16 International Business Machines Corporation Multi-level disk drive motor speed control

Also Published As

Publication number Publication date
IT978819B (it) 1974-09-20
FR2171216A1 (enrdf_load_stackoverflow) 1973-09-21
BE795157A (fr) 1973-08-08
CA1021058A (en) 1977-11-15
AU5179673A (en) 1974-08-08
GB1416269A (en) 1975-12-03
NL7201609A (enrdf_load_stackoverflow) 1973-08-10
DE2305848A1 (de) 1973-08-16
AT319353B (de) 1974-12-27
DE2305848B2 (de) 1976-04-22
FR2171216B1 (enrdf_load_stackoverflow) 1980-03-07

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