Method and apparatus for automatic generation of telephone call blocking
signals
    1.
    发明授权
    Method and apparatus for automatic generation of telephone call blocking signals 失效
    自动生成电话阻塞信号的方法和装置

    公开(公告)号:US5642414A

    公开(公告)日:1997-06-24

    申请号:US443150

    申请日:1995-05-17

    申请人: Fardad Kazemzadeh

    发明人: Fardad Kazemzadeh

    IPC分类号: H04M1/57 H04M1/26

    CPC分类号: H04M1/57

    摘要: A method and apparatus for generating a telephone Call Blocking Code and outputting the telephone Call Blocking Code on a telephone line each time a telephone off-hook condition is detected or, alternatively, by pressing the first digit of the telephone number to be called. This provides an All Blocking feature for the telephone by automatically generating a blocking code signal before every outgoing call from the telephone.

    摘要翻译: 每当检测到电话摘机状况时,或者通过按下要被呼叫的电话号码的第一位数字,生成电话呼叫阻止码并在电话线上输出电话呼叫阻止码的方法和装置。 这通过在每次来自电话的呼叫之前自动生成阻塞码信号来为电话提供全部阻止功能。