FR1343995A - Frequency comparator - Google Patents

Frequency comparator

Info

Publication number
FR1343995A
FR1343995A FR920291A FR920291A FR1343995A FR 1343995 A FR1343995 A FR 1343995A FR 920291 A FR920291 A FR 920291A FR 920291 A FR920291 A FR 920291A FR 1343995 A FR1343995 A FR 1343995A
Authority
FR
France
Prior art keywords
frequency comparator
comparator
frequency
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
Application number
FR920291A
Other languages
French (fr)
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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
Priority claimed from US163695A external-priority patent/US3210565A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Priority to FR920291A priority Critical patent/FR1343995A/en
Application granted granted Critical
Publication of FR1343995A publication Critical patent/FR1343995A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
    • H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
    • 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
    • H02P23/22—Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
FR920291A 1962-01-02 1963-01-02 Frequency comparator Expired FR1343995A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR920291A FR1343995A (en) 1962-01-02 1963-01-02 Frequency comparator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US163695A US3210565A (en) 1962-01-02 1962-01-02 Frequency comparator
FR920291A FR1343995A (en) 1962-01-02 1963-01-02 Frequency comparator

Publications (1)

Publication Number Publication Date
FR1343995A true FR1343995A (en) 1963-11-22

Family

ID=26199211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920291A Expired FR1343995A (en) 1962-01-02 1963-01-02 Frequency comparator

Country Status (1)

Country Link
FR (1) FR1343995A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457193A1 (en) * 1979-05-25 1980-12-19 Bosch Gmbh Robert Vehicle velocity control allowing maintained constant velocity - has oscillator coil determining reference frequency coupled to setting element providing regulation
FR2584549A1 (en) * 1985-07-03 1987-01-09 Commissariat Energie Atomique METHOD OF USING A BINARY CELL REGISTER WITH BISTABLE CELLS FOR DETERMINING THE RATE OF TWO FREQUENCIES AND DEVICE FOR CARRYING OUT THE METHOD

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457193A1 (en) * 1979-05-25 1980-12-19 Bosch Gmbh Robert Vehicle velocity control allowing maintained constant velocity - has oscillator coil determining reference frequency coupled to setting element providing regulation
FR2584549A1 (en) * 1985-07-03 1987-01-09 Commissariat Energie Atomique METHOD OF USING A BINARY CELL REGISTER WITH BISTABLE CELLS FOR DETERMINING THE RATE OF TWO FREQUENCIES AND DEVICE FOR CARRYING OUT THE METHOD
EP0208602A1 (en) * 1985-07-03 1987-01-14 Commissariat A L'energie Atomique Method for using an N bistable cells binary register in the ratio mesasurement of two frequencies, and apparatus for carrying out this method
US4688236A (en) * 1985-07-03 1987-08-18 Commissariat A L'energie Atomique Process for the use of a binary register with n bistable cells making it possible to determine the ratio of two frequencies and apparatus for performing the process

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