Oscillatory, particularly haptic but also audible, feedback provided through a vehicle steering system, for example to warn of a vehicles departure from its lane, can be controlled using a method involving receiving a request for oscillatory feedback and automatically inhibiting feedback when a value, typically sensed at a torque sensor 32, of the steering torque applied to a steering column 6 exceeds a predetermined, typically vehicle-specific, threshold value; inhibiting feedback may avoid distracting a driver during a manoeuvre. When steering torque is below the threshold, feedback may be provided using a controller 34 of an electric power assisted steering (EPAS) system. Typically feedback is provided to a rack bar 12 through a motor 18, and may have a duration of about 1.6 seconds and a frequency of 26 Hertz, which may provide a torque of about 2 Newton metres and a displacement of rack bar 12 by about 0.09 millimetres.


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    Titel :

    Controlling oscillatory feedback provided through vehicle steering


    Beteiligte:
    LICKFOLD DAVID (Autor:in) / WHITTLE ANTHONY (Autor:in) / TEMPLE NICK (Autor:in) / KEWLEY JOHN (Autor:in)

    Erscheinungsdatum :

    2016-01-20


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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