GB1375018A - - Google Patents

Info

Publication number
GB1375018A
GB1375018A GB5134171A GB5134171A GB1375018A GB 1375018 A GB1375018 A GB 1375018A GB 5134171 A GB5134171 A GB 5134171A GB 5134171 A GB5134171 A GB 5134171A GB 1375018 A GB1375018 A GB 1375018A
Authority
GB
United Kingdom
Prior art keywords
circuit
pulses
frequency
nov
responsive
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
GB5134171A
Other languages
English (en)
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 JP45096992A external-priority patent/JPS5140818B1/ja
Priority claimed from JP12360670A external-priority patent/JPS5114393B1/ja
Application filed filed Critical
Publication of GB1375018A publication Critical patent/GB1375018A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
    • G01R23/09—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage using analogue integrators, e.g. capacitors establishing a mean value by balance of input signals and defined discharge signals or leakage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Recording Measured Values (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB5134171A 1970-11-04 1971-11-04 Expired GB1375018A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP45096992A JPS5140818B1 (enrdf_load_stackoverflow) 1970-11-04 1970-11-04
JP12360670A JPS5114393B1 (enrdf_load_stackoverflow) 1970-12-31 1970-12-31

Publications (1)

Publication Number Publication Date
GB1375018A true GB1375018A (enrdf_load_stackoverflow) 1974-11-27

Family

ID=26438126

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5134171A Expired GB1375018A (enrdf_load_stackoverflow) 1970-11-04 1971-11-04

Country Status (2)

Country Link
DE (1) DE2154829C2 (enrdf_load_stackoverflow)
GB (1) GB1375018A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1125538B (it) * 1979-10-22 1986-05-14 Honeywell Inf Systems Dispositivo di rivelazione del verso e della velocita' di rotazione di un elemento rotante

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1516294A1 (de) * 1966-02-18 1969-08-28 Siemens Ag Anordnung zur Erzeugung einer Gleichspannung,die der Frequenz einer Wechselspannung proportional ist
FR1593274A (enrdf_load_stackoverflow) * 1968-11-20 1970-05-25

Also Published As

Publication number Publication date
DE2154829A1 (de) 1972-05-25
DE2154829C2 (de) 1983-10-13

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years