Radio postal system acknowledgement apparatus
    8.
    发明授权
    Radio postal system acknowledgement apparatus 失效
    无线电邮件系统确认设备

    公开(公告)号:US3641432A

    公开(公告)日:1972-02-08

    申请号:US3641432D

    申请日:1968-07-26

    申请人: RCA CORP

    发明人: BOND DONALD S

    摘要: Acknowledgement apparatus for use in a radio postal system of the type employing an orbiting relay satellite for transmission, including receiver reply circuits operating at a narrower bandwidth and with a lower signal-to-noise ratio than are associated with corresponding transmitter message circuits so as to enable use of reply circuits of substantially reduced power.

    摘要翻译: 一种用于使用轨道运行中继卫星进行传输的类型的无线电邮政系统中的确认装置,包括以较窄的带宽工作的接收机应答电路和与对应的发射机消息电路相关联的较低的信噪比,以便 能够使用实质上减少功率的回复电路。