MF R1/R2软件,电话技术,嵌入式软件

MF R1/R2软件

MF R1/R2软件

多频(MF)R1/R2是多频信号接收设备的ITU-T 建议Q.320,Q.322,Q,323和Q.441的实现。信号发送系统R1和R2被用作暂存器信号发送。R1信号发送系统被ITU-T 指定为北美编码,R2信号发送系统被指定为欧洲编码.

信号发送系统R1和R2都包含两部分:线路信号发送和寄存器信号发送。线路信号发送用来处理线路和监视信号。寄存器信号发送被用作地址信号.

R1和R2线路信号发送在数字传输环境下运作,并由信号发送比特来处理操作.

1寄存器信号发送在700Hz到1700Hz频率下以200Hz为步长的中频,利用MF频带内脉冲信号来处理地址信号。这些频率的其中两个的结合决定了信号。R2寄存器信号发送也通过发送两个基频的组合来处理地址信号。R2系统用六个频率的两个不同集合来集成做为前向和反向信号.

MF R1/R2软件的特征

MF R1/R2 SoftwareMF R1/R2 Software Product Sheet

要得到GAO电话软件产品的完整清单,请看GAO's Telephony Software.

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