CA658953A - Frequency detector - Google Patents

Frequency detector

Info

Publication number
CA658953A
CA658953A CA658953A CA658953DA CA658953A CA 658953 A CA658953 A CA 658953A CA 658953 A CA658953 A CA 658953A CA 658953D A CA658953D A CA 658953DA CA 658953 A CA658953 A CA 658953A
Authority
CA
Canada
Prior art keywords
frequency detector
detector
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
CA658953A
Other languages
English (en)
Inventor
C. Carroll James
T. Thompson Francis
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.)
Westinghouse Electric 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.)
Publication date
Application granted granted Critical
Publication of CA658953A publication Critical patent/CA658953A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B1/00—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
    • G05B1/01—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
    • G05B1/02—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric for comparing analogue signals
    • G05B1/025—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric for comparing analogue signals using inductance means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Dc-Dc Converters (AREA)
CA658953A 1959-07-30 Frequency detector Expired CA658953A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA658953T
US830525A US3018382A (en) 1959-07-30 1959-07-30 Frequency detector

Publications (1)

Publication Number Publication Date
CA658953A true CA658953A (en) 1963-03-05

Family

ID=75362663

Family Applications (1)

Application Number Title Priority Date Filing Date
CA658953A Expired CA658953A (en) 1959-07-30 Frequency detector

Country Status (3)

Country Link
US (1) US3018382A (en, 2012)
JP (1) JPS3822971B1 (en, 2012)
CA (1) CA658953A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260921A (en) * 1962-10-26 1966-07-12 United Aircraft Corp Inverter clamping circuit
US3421024A (en) * 1963-07-31 1969-01-07 Gen Time Corp Bistable magnetic device
US3866107A (en) * 1974-01-28 1975-02-11 Bendix Corp Starting circuit for inverter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2853559A (en) * 1954-05-03 1958-09-23 Underwood Corp Signal transfer selector
US2866178A (en) * 1955-03-18 1958-12-23 Rca Corp Binary devices
CA550780A (en) * 1955-11-04 1957-12-24 L. Bright Richard Transistor amplifier for alternating currents

Also Published As

Publication number Publication date
US3018382A (en) 1962-01-23
JPS3822971B1 (en, 2012) 1963-10-29

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