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热词
    • 2. 发明授权
    • Radio or television receiver with an automatic station finding
arrangement
    • 无线电或电视接收机具有自动发现装置
    • US3965336A
    • 1976-06-22
    • US523643
    • 1974-11-14
    • Lothar Grohmann
    • Lothar Grohmann
    • H03J7/28H03K21/36
    • H03J7/28
    • In a radio or television receiver containing an automatic station finder with a digital counter, a clock generator, and a digital-to-analog converter forming the tuning voltage for the varactors, a recall memory consisting of two series-connected parallel memories is connected in parallel with the digital counter. At a stop signal from the automatic station finder the first parallel memory records the instantaneous count of the digital counter; at an automatic-station-finding start signal the second parallel memory, to which the parallel input of the digital counter is connected, records the contents of the first parallel memory.
    • 在包含具有数字计数器,时钟发生器和形成用于变容二极管的调谐电压的数 - 模转换器的自动测站仪的无线电或电视接收机中,由两个串联连接的并行存储器组成的回忆存储器连接在 与数字计数器并行。 在来自自动寻找器的停止信号中,第一并行存储器记录数字计数器的瞬时计数; 在自动站寻找启动信号中,连接数字计数器的并行输入的第二并行存储器记录第一并行存储器的内容。