IT1018765B - Circuito logico di conteggio nume rico e di controllo applicabile in particolare a sistemi di frena tura delle ruote di autoveicoli - Google Patents

Circuito logico di conteggio nume rico e di controllo applicabile in particolare a sistemi di frena tura delle ruote di autoveicoli

Info

Publication number
IT1018765B
IT1018765B IT5234974A IT5234974A IT1018765B IT 1018765 B IT1018765 B IT 1018765B IT 5234974 A IT5234974 A IT 5234974A IT 5234974 A IT5234974 A IT 5234974A IT 1018765 B IT1018765 B IT 1018765B
Authority
IT
Italy
Prior art keywords
motor vehicles
logical circuit
number counting
wheel braking
braking systems
Prior art date
Application number
IT5234974A
Other languages
English (en)
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of IT1018765B publication Critical patent/IT1018765B/it

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
    • G01P3/481—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
    • G01P3/489—Digital circuits therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/16—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by evaluating the time-derivative of a measured speed signal
    • 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
    • G01P3/56—Devices characterised by the use of electric or magnetic means for comparing two speeds
    • G01P3/60—Devices characterised by the use of electric or magnetic means for comparing two speeds by measuring or comparing frequency of generated currents or voltages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)
IT5234974A 1973-08-03 1974-07-30 Circuito logico di conteggio nume rico e di controllo applicabile in particolare a sistemi di frena tura delle ruote di autoveicoli IT1018765B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38537173A 1973-08-03 1973-08-03

Publications (1)

Publication Number Publication Date
IT1018765B true IT1018765B (it) 1977-10-20

Family

ID=23521134

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5234974A IT1018765B (it) 1973-08-03 1974-07-30 Circuito logico di conteggio nume rico e di controllo applicabile in particolare a sistemi di frena tura delle ruote di autoveicoli

Country Status (3)

Country Link
JP (1) JPS5044393A (it)
DE (1) DE2437432A1 (it)
IT (1) IT1018765B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2555005A1 (de) * 1975-12-06 1977-06-08 Teldix Gmbh Antiblockierregeleinrichtung
US4267575A (en) * 1979-07-09 1981-05-12 The Bendix Corporation Wheel speed signal-producing system for skid control
WO2009087503A1 (en) * 2008-01-04 2009-07-16 Nxp B.V. Sensor device
WO2009087504A1 (en) * 2008-01-04 2009-07-16 Nxp B.V. Sensor device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519873A (en) * 1974-07-15 1976-01-26 Seiko Instr & Electronics Udedokeino yoshuseikiko

Also Published As

Publication number Publication date
DE2437432A1 (de) 1975-02-27
JPS5044393A (it) 1975-04-21

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