By adopting the technologies above it is feasible to integrate frequency response measurement TDR measurement noise measurement discrete multiple tone frequency modulation DMM and all other functions in one instrument .

使得在一台仪表内综合了频响测量、时域反射测量、噪声测量、离散多 音频 调制测量和DMM测量等功能。

The mode of expression_r the tone and modulation of the voice the choice of words and certain other indefinable things distinguish him .

表达的方式、 音调 的 转换、 遣词造句以及某种难以言表的东西会让他们与众不同。

A RFI Cancelling Method for VDSL Based on Discrete Multi tone Modulation

一种基于 DMT 调制的VDSL系统射频干扰的抵消方法

First a low frequency tone is up-converted to the needed frequency range by means of SSB ( single side band modulation ) .

其思路是将信号先通过 单边带 调制，将较低频率 调制到需要的频率范围；

Simulation Research on Discrete Multi - tone Modulation Technology

离散多 音频 调制技术的仿真研究

Pilot Tone Modulation and Its Application in WDM Optical Fiber Communication System

调 顶 技术及其在波分复用光纤通信系统中的应用

Discrete Wavelet Multi - tone Modulation and Performance Analysis

离散小波多 音 调制及其性能分析