FR2244980A1 - Detection and display of change of state of object - with scanning apparatus and oscillator with a filtered signal - Google Patents

Detection and display of change of state of object - with scanning apparatus and oscillator with a filtered signal

Info

Publication number
FR2244980A1
FR2244980A1 FR7432534A FR7432534A FR2244980A1 FR 2244980 A1 FR2244980 A1 FR 2244980A1 FR 7432534 A FR7432534 A FR 7432534A FR 7432534 A FR7432534 A FR 7432534A FR 2244980 A1 FR2244980 A1 FR 2244980A1
Authority
FR
France
Prior art keywords
oscillator
change
state
signal
scanning apparatus
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.)
Withdrawn
Application number
FR7432534A
Other languages
English (en)
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co Ltd
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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of FR2244980A1 publication Critical patent/FR2244980A1/fr
Withdrawn legal-status Critical Current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
    • G01P3/4805—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 by using circuits for the electrical integration of the generated pulses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/07—Indicating devices, e.g. for remote indication
    • G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
    • G01P1/103—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the value of the measured signal with one or several reference values
    • 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
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR7432534A 1973-09-26 1974-09-26 Detection and display of change of state of object - with scanning apparatus and oscillator with a filtered signal Withdrawn FR2244980A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10751373A JPS5059047A (enrdf_load_stackoverflow) 1973-09-26 1973-09-26

Publications (1)

Publication Number Publication Date
FR2244980A1 true FR2244980A1 (en) 1975-04-18

Family

ID=14461096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7432534A Withdrawn FR2244980A1 (en) 1973-09-26 1974-09-26 Detection and display of change of state of object - with scanning apparatus and oscillator with a filtered signal

Country Status (5)

Country Link
JP (1) JPS5059047A (enrdf_load_stackoverflow)
AU (1) AU7367274A (enrdf_load_stackoverflow)
DE (1) DE2445746B2 (enrdf_load_stackoverflow)
FR (1) FR2244980A1 (enrdf_load_stackoverflow)
IT (1) IT1022293B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0029682A1 (en) * 1979-11-21 1981-06-03 LUCAS INDUSTRIES public limited company Transducer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH658556A5 (de) * 1982-12-02 1986-11-14 Studer Willi Drehzahl-ist-wert-wandler zur drehzahlregelung in einem motorischen antriebssystem.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0029682A1 (en) * 1979-11-21 1981-06-03 LUCAS INDUSTRIES public limited company Transducer

Also Published As

Publication number Publication date
JPS5059047A (enrdf_load_stackoverflow) 1975-05-22
IT1022293B (it) 1978-03-20
DE2445746A1 (de) 1975-04-03
DE2445746B2 (de) 1977-04-14
AU7367274A (en) 1976-04-01

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Legal Events

Date Code Title Description
ST Notification of lapse