This disclosure describes the use of optical sensors to detect and characterize a state of traffic lights to assist with the navigation of autonomous vehicles. In particular, disclosed is a specific optical configuration, which includes both a fixed-exposure sensor and an auto-exposure sensor. Imagery from the two sensor types can be combined to more accurately characterize a state of traffic signals at any particular intersection. Systems and methods for analyzing only select regions of the imagery captured by the traffic light detection system are also described.

    본 개시는 자율주행 차량의 운행을 지원하기 위해 신호등의 상태를 검출하고 특성화하기 위한 광학 센서의 사용을 기술한다. 특히, 고정된 노출 센서와 자동 노출 센서 둘 모두를 포함하는 특정 광학 구성이 개시되어 있다. 임의의 특정 교차로에서의 교통 신호의 상태를 더 정확하게 특성화하기 위해 2개의 센서 유형으로부터의 이미저리가 결합될 수 있다. 신호등 검출 시스템에 의해 캡처된 이미저리의 선택된 영역만을 분석하기 위한 시스템 및 방법도 기술된다.


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    Title :

    SYSTEMS AND METHODS FOR TRAFFIC LIGHT DETECTION


    Additional title:

    신호등 검출을 위한 시스템들 및 방법들


    Contributors:
    ZHOU LUBING (author) / YANG JIONG (author) / DHALL ANKIT (author)

    Publication date :

    2021-07-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    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 / G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES , Systeme zum Steuern oder Regeln nichtelektrischer veränderlicher Größen / G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL / G06V



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