An automatic return system includes a charging station and an automatic traveling device. A sound wave transmitter is disposed on the charging station, and the automatic traveling device includes a sound wave receiver, a processor, and a controller. Controlling, by the controller when an automatic traveling device starts to return, a sound wave receiver to continuously detect sound waves in different directions transmitted by a sound wave transmitter; performing, by the processor, intensity analysis on the sound waves in different directions continuously detected by the sound wave receiver, and obtaining the direction of a sound wave with the highest sound intensity; and controlling, by the controller, a traveling direction of the automatic traveling device according to the direction of the sound wave with the highest sound intensity, so that the automatic traveling device returns to the charging station.


    Access

    Download


    Export, share and cite



    Title :

    AUTOMATIC RETURN APPARATUS, AND SYSTEM, AND AUTOMATIC RETURN METHOD FOR AUTOMATIC TRAVELING DEVICE


    Contributors:

    Publication date :

    2021-07-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES , Systeme zum Steuern oder Regeln nichtelektrischer veränderlicher Größen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



    RETURN SPRING AUTOMATIC ASSEMBLY APPARATUS AND METHOD

    European Patent Office | 2021

    Free access

    RETURN SPRING AUTOMATIC ASSEMBLY APPARATUS AND METHOD

    KOO HYUNG SEO / LEE NAM IL / KANG SEUNG RIM | European Patent Office | 2016

    Free access

    AUTOMATIC RETURN SYSTEM FOR A FLOTATION DEVICE

    REARICK KEVIN | European Patent Office | 2018

    Free access