最后着重讨论了超窄带调制与FM结合的双模式传输技术。
At last it discusses the dual-mode transmission technology of the Ultra Narrow Band Modulation and the FM combination.
当配置调制解调器类型为（S128）=0，P400是一个400MHz许可窄带调制解调器。
When configured as Modem Type (S128) = 0, The P400 operates as a 400 MHz Licensed Narrowband modem.
以非线性模拟调制中常见窄带调频为例，完整展现了借助EDA技术分析解决通信问题的过程。
Taking the Narrow Band Frequency Modulation(NBFM)as an example, the process of communication question solution by EDA technology is given.
以非线性模拟调制中常见窄带调频为例，完整展现了借助EDA技术分析解决通信问题的过程。
Taking the Narrow Band Frequency Modulation(NBFM)as an example, the process of communication question solution by EDA technology is given.
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