1.
Implementation of Intermediate Frequency Modem of Software Defined Radio Transmitter-receiver;
软件无线电台中频调制解调器的实现
2.
Design and implementation of IF signal modulator for GNSS signal simulator
GNSS模拟器中频调制卡设计与实现
3.
Study of Digital IF Modulator-Demodulator Based on SOPC;
基于SOPC的数字中频调制解调器设计方法研究
4.
Design of Digital IF Modulator and Demodulator of Software Radio;
软件无线电数字中频调制解调模块的设计
5.
center frequency
中心频率未调制频率
6.
Research of RS Coding Interweaving Modulation and Frequency Hopping Pattern in Frequency Hopping Communications;
跳频通信中RS编码交织调制及跳频图样的研究
7.
The Fourth-Harmonic Mixer Used in Ka-Band Director Modulation
分谐波混频技术在Ka频段直接调制器中的应用
8.
modulation frequency ratio
调制频率与载频之比
9.
modulator carrier
调制器载(波)频(率)
10.
Design of Spead-Spectrum Code and Carrier Frequency Modulation Circuit Simulation in the Spread Spectrum Communication System;
扩频通信系统中扩频码的产生和载频调制电路仿真
11.
therapeutic unit of sine modulated ultrasonic-medium frequency current synchronization
正弦调制超声、中频电同步治疗机
12.
The Research of Aptitudinal Frequency Conversion Control System for Saving Electric Energy on Center Air-condition;
中央空调变频节能智能控制系统研究
13.
Multi-CPFSK Demodulation Technology in Hopping Frequency Wireless Communication;
无线跳频通信中的多进制CPFSK解调技术
14.
APPLICATION OF FUZZY PI CONTROL IN THE INVERTER'S SPEED REGULATING
模糊PI控制在变频调速系统中的应用
15.
Application of Frequency Control Technique in Pump Control System
水泵控制系统中变频调速技术的应用
16.
Research on Variable Frequency Regulating Speed and Protection System of Central Air-condition;
中央空调变频调速控制及保护系统的研究
17.
The time-domain analysis of frequency modulation and demodulation and experimental simulation of MATLAB7;
频率调制解调的时域分析及在MATLAB7中的实验仿真
18.
fibre optic video modem
光纤视频调制解调器