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    • 9. 发明授权
    • Video signal reproducing apparatus with memory
    • 具有存储器的视频信号再现装置
    • US4882633A
    • 1989-11-21
    • US139780
    • 1987-12-30
    • Yoshihiro NakataniTsutomu Fukatsu
    • Yoshihiro NakataniTsutomu Fukatsu
    • H04N9/877
    • H04N9/877
    • A video signal reproducing apparatus for reproducing a video signal recorded in many tracks which are formed on a record bearing medium has a high-speed video signal reproducing mode and is characterized by the inclusion of: A memory arranged to temporarily store the video signal read out from the medium by the reproducing head; a step-up circuit arranged to generate a step-up signal which is obtained by stepping up a periodic signal relative to the medium tracing period of the reproducing head; and a control circuit which is arranged to control signal writing into the memory in accordance with the step-up signal produced from the step-up circuit.
    • 用于再现记录在记录承载介质上的许多轨道中的视频信号的视频信号再现装置具有高速视频信号再现模式,其特征在于包括:存储器,其被布置为临时存储读出的视频信号 从媒体由再现头; 升压电路,被配置为产生升压信号,该升压信号通过相对于再现头的介质追踪周期升高周期信号而获得; 以及控制电路,其被配置为根据从升压电路产生的升压信号来控制到存储器中的信号写入。