文中部分符号如下：Fc为载波频率，Fd为符号率，Fs为信号采样频率。-。
Paper, some of the symbols is as follows: Fc is carrier frequency, Fd for the symbol rate, Fs is sampling frequency.
信道n（n为0...78）使用的载波频率为2402+nMHz。
Channel n (where n is 0...78) uses a carrier frequency of 2402+n MHz.
为克服低压电力线信道的频率选择性和时变性，系统采用正交多载波方式传输信息。
Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.
根据红外发射管本身的物理特性，选用载波信号的频率为38K，设计制作出一种红外遥控器系统。
When designing the circuit the frequency of the carrier wave was chosen as 38K according to the physical property of the infrared sending tube.
本论文以某电子研究所研究项目为背景，主要研究了扩频信号载波频率捕获问题。
Based on a research institute of electronic technology 'project about TDRSS, in this thesis, carrier wave frequency acquisition of spread spectrum signal is studied and implemented.
调幅讯号之频谱为一半强度基频讯号之频谱分别正负位移一射频或载波之频率。
The spectrum of amplitude modulated signal are two half magnitude spectrums of base band signal positive and negative shifted by a carrier or R. F. frequency.
电动机的绝缘等级为F级或H级，绝缘结构具有对变频器输出高载波频率电压的适应能力。
The insulation class F or class H . The insulation of open-loop U/f condition of . structure has the adaptability to high carrie frequency voltage supplied by frequency converter .
电动机的绝缘等级为F级或H级，绝缘结构具有对变频器输出高载波频率电压的适应能力。
The insulation class F or class H . The insulation of open-loop U/f condition of . structure has the adaptability to high carrie frequency voltage supplied by frequency converter .
应用推荐