Disclosed is a method of traffic congestion estimation including a speed detection step of detecting speed of a vehicle in a predetermined period of time and outputting the detection result; a frequency analysis step of analyzing a frequency of the result of the speed detection and outputting the power spectrum; a slope detection step of detecting a slope of a power spectrum and outputting the detection result; a time variation calculation step of calculating time variation of the slope and outputting the calculation result; and a traffic congestion estimation step of estimating occurrence of traffic congestion from the calculation result of the time variation of the slope and outputting the estimation result.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Method of traffic congestion estimation


    Beteiligte:

    Erscheinungsdatum :

    2016-09-20


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    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 / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



    TRAFFIC CONGESTION ESTIMATION

    YAMAMOTO GAKU / MIZUTA HIDEYUKI / WATANABE SHOICHIRO | Europäisches Patentamt | 2020

    Freier Zugriff

    Method of displaying traffic congestion estimation

    KOSHIZEN TAKAMASA | Europäisches Patentamt | 2016

    Freier Zugriff

    TRAFFIC CONGESTION DETECTION DEVICE, TRAFFIC CONGESTION DETECTION SYSTEM, AND TRAFFIC CONGESTION DETECTION METHOD

    ESHITA NAOHIKO / MORIGUCHI TAKUO / TOKUUME SHINYA et al. | Europäisches Patentamt | 2022

    Freier Zugriff

    TRAFFIC CONGESTION PREDICTION DEVICE AND TRAFFIC CONGESTION PREDICTION METHOD

    ONIMARU HIROYUKI | Europäisches Patentamt | 2017

    Freier Zugriff

    Traffic congestion prediction method and traffic congestion prediction device

    MASUTANI OSAMU | Europäisches Patentamt | 2016

    Freier Zugriff