FR2012539A1 - - Google Patents

Info

Publication number
FR2012539A1
FR2012539A1 FR6922480A FR6922480A FR2012539A1 FR 2012539 A1 FR2012539 A1 FR 2012539A1 FR 6922480 A FR6922480 A FR 6922480A FR 6922480 A FR6922480 A FR 6922480A FR 2012539 A1 FR2012539 A1 FR 2012539A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6922480A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ampex Corp
Original Assignee
Ampex Corp
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 by Ampex Corp filed Critical Ampex Corp
Publication of FR2012539A1 publication Critical patent/FR2012539A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1418—Control of position or direction using feedback using an analogue comparing device with ac amplifier chain
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/20—Control of position or direction using feedback using a digital comparing device
    • 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
    • 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
    • H02P23/186—Controlling the angular speed together with angular position or phase of one shaft by controlling the prime mover

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electric Motors In General (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Control Of Velocity Or Acceleration (AREA)
FR6922480A 1968-07-09 1969-07-03 Withdrawn FR2012539A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74355568A 1968-07-09 1968-07-09

Publications (1)

Publication Number Publication Date
FR2012539A1 true FR2012539A1 (fr) 1970-03-20

Family

ID=24989236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6922480A Withdrawn FR2012539A1 (fr) 1968-07-09 1969-07-03

Country Status (5)

Country Link
US (1) US3579268A (fr)
BE (1) BE735406A (fr)
DE (1) DE1933189A1 (fr)
FR (1) FR2012539A1 (fr)
GB (1) GB1214416A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676660A (en) * 1971-06-23 1972-07-11 Hughes Aircraft Co Vector half-angle computer
US3902116A (en) * 1974-04-10 1975-08-26 Ibm Quadrature electronic tachometer
CA1089951A (fr) * 1977-05-09 1980-11-18 Bipinchandra V. Gami Systeme electronique servant a detecter le sens de deplacement
JPS6039391A (ja) * 1983-08-11 1985-03-01 Ono Sokki Co Ltd 永久磁石形同期モ−タ制御装置
US5646496A (en) * 1994-11-08 1997-07-08 Dana Corporation Apparatus and method for generating digital position signals for a rotatable shaft
US7330326B2 (en) * 2004-03-09 2008-02-12 Hewlett-Packard Development Company, L.P. Recordable disk rotational speed error correction circuit
JP4294558B2 (ja) * 2004-08-23 2009-07-15 ソニー株式会社 角度検出信号処理装置
US8932143B2 (en) 2012-10-12 2015-01-13 Mattel, Inc. Control system for a child swing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3028504A (en) * 1958-04-15 1962-04-03 Richard N Close Feedback amplifier type detector circuit
US3241077A (en) * 1961-07-06 1966-03-15 North American Aviation Inc Self-adaptive control system eliminating variable unwanted component
US3270189A (en) * 1961-07-07 1966-08-30 Herbert D Cook Device for determining an angle from a set of orthogonal components
US3358129A (en) * 1964-05-28 1967-12-12 Raytheon Co Electronic trigonometric multiplier
US3414823A (en) * 1965-01-07 1968-12-03 Honeywell Inc Phase sensitive demodulator
US3411093A (en) * 1965-09-02 1968-11-12 Sperry Rand Corp Frequency tracking circuits

Also Published As

Publication number Publication date
DE1933189A1 (de) 1970-01-22
US3579268A (en) 1971-05-18
GB1214416A (en) 1970-12-02
BE735406A (fr) 1969-12-01

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Legal Events

Date Code Title Description
ST Notification of lapse