PROBLEM TO BE SOLVED: To provide a vehicle number monitoring imaging apparatus for performing vehicle detection and vehicle number recognition, acquiring data to appropriately perform control, and obtaining an image signal that is optimum for vehicle number recognition.SOLUTION: A vehicle number monitoring imaging apparatus includes: imaging means 14 having a CMOS 12 for capturing respective images by segmenting a vehicle detection image as an upper image and a lower image from one screen in a vehicle detection mode and by segmenting a vehicle number recognition image as one screen image, etc. in a vehicle number recognition mode; mode changeover control means 16 for changing over modes; CMOS changeover drive means 18 for changing over the CMOS 12; image signal processing means 20 for generating an image signal from an output of the CMOS 12; vehicle detection processing means 22 for detecting a vehicle from a lower image when a vehicle is detected from an upper image of an image signal; vehicle speed calculation processing means 24 for calculating a vehicle speed; and trigger signal generation means 26 for outputting a trigger signal when a vehicle is detected from a lower image so as to allow the mode changeover control means 16 to change over modes.SELECTED DRAWING: Figure 1

    【課題】車両検知、車両番号認識を行うとともに、制御を適格に行うためのデータを取得し、車両番号認識に最適な映像信号を得る車両番号監視用撮像装置を提供すること。【解決手段】車両検知モードでは、車両検知用画像を1画面を上画像、下画像として切り出し、車両番号認識モードでは、車両番号認識画像を1画面画像等とし、それぞれ撮像するCMOS12を備えた撮像手段14と、モードを切り替えるモード切替制御手段16と、CMOS12を切り替えるCMOS切替駆動手段18と、CMOS12の出力から画像信号を生成する映像信号処理手段20と、画像信号の上画像から車両が検知された際には、下画像から、車両を検知する車両検知処理手段22と、車両速度を計算する車両速度計算処理手段24と、下画像から車両が検知されたときにトリガー信号を発し、モード切替制御手段16に、モードを切り替えさせるトリガー信号発生手段26を備えた。【選択図】図1


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    Title :

    VEHICLE NUMBER MONITORING IMAGING APPARATUS


    Additional title:

    車両番号監視用撮像装置


    Contributors:

    Publication date :

    2018-01-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H04N PICTORIAL COMMUNICATION, e.g. TELEVISION , Bildübertragung, z.B. Fernsehen / G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM , Geräte oder Anordnungen zum Aufnehmen, Projizieren oder Betrachten von Fotografien / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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