automatic local frequency control是什么意思

网络释义

用法例句

In order to make the RF source and the waveguide have the same resonant frequency,the automatic frequency control(AFC)system is used.

为了使得射频源和波导管的频率保持一致 ,采用了自动频率控制系统 (AFC)。

This paper introduces an AFC algorithm for a zero-intermediate frequency direct-sequence spread spectrum digital receiver.

介绍了一种零中频直接序列扩频 (DSSS)数字接收机的自动频率控制 (AFC)算法及其仿真和实现。

It comprises decimation filter,digital phase locked loop (DPLL),bit timing recovery and automatic frequency control (AFC).

解调器采用一种新颖的全数字方案,包括抽取滤波器、数字锁相环(DPLL)、位时钟恢复和自动频率控制(AFC)等部分,可用于频移键控信号的解调。

Automatic gain control(AGC)and automatic frequency control(AFC)were also integrated into the chip.

芯片内部还集成了自动增益控制(AGC)、模拟自动频率控制(AFC)模块。

Acquisition of PN code and its tracking algorithm, carrier demodulation and automatic frequency control(AFC) were described.

给出了PN码捕获及跟踪、载波解调和自动频率控制算法 ,最后给出系统性能仿真分析 。

The principle of automatic frequency control(AFC) of WCDMA system has been analysed,and the emphasis is to simulate AFC algorithm.

分析了WCDMA系统基带信号处理自动频率控制(AFC)的原理,重点对延时共扼相乘的AFC算法进行仿真,结果表明信噪比和衰落状况是AFC算法性能的重要影响因素。

automatic frequency control receiver

自动频率控制接收机

automatic frequency control

自动频率控制自动频率调整

radar AFC circuit

雷达自动频率控制电路

automatic frequency control generator

自动频率控制振荡器

Study on Automatic Gain Control Technology in Anti-Jamming Receiver;

抗干扰接收机自动增益控制技术研究

The Design and Control of Scouting Receiver Based On DDS

基于直接数字频率合成器的侦察接收机的设计和控制

control synchro receiver

控制式自整角接收机

Research on the Amplitude Comparison Receiver and Auto-Tracking Control System;

比幅测向接收机及自动跟踪控制系统研制

a movable control knob or other device on a radio or television receiver used to change the frequency.

收音机或电视机用来转换频率的转动控制钮或其它装置.

4-channel crystal-controlled wireless microphone receiver

4频道晶体控制无线话筒接收机

quartz-crystal controlled receiver

石英晶体控制调频接收机

Research of a novel feedforward AGC optical receiver

一种新型前馈自动增益控制光接收机的研究

Engineering implementation method of automatic gain control in digital receiver

数字接收机自动增益控制工程实现方法

Switching Frequency Optimization for Direct Torque Control of Permanent Magnetic Synchronous Motor

永磁同步电动机直接转矩控制系统的开关频率优化

This FD method can be used for AFC of the coherent-on-receive system.

这种频率鉴别方法可以用在接收相参系统中的自动频率微调。

pulse width type AFC circuit

脉宽式自动频率控制电路

Study on the High Dynamic and Whole Digital Intermediate Frequency Direct Sequence Spread Spectrum Receiver System;

高动态全数字中频解扩接收机的研制

The Vector Control Simulation of the Slip Frequency of Asynchronous Motor

异步电动机转差频率的矢量控制仿真