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- Automatic frequency control (AFC) system is used to adjust the frequency of microwave power source to match the inherent frequency of acceleratory tube. 自动频率控制(AFC)系统用于调节微波功率源输出的微波频率,使之与加速管的固有谐振频率匹配。
- This article introduces the principle of the closed link automatic frequency control system in Z2000 spread spectrum transceiver and how to control it. 本文阐述了Z2000接收机内的闭环自动频率控制系统的工作原理，并说明如何控制这个系统。
- 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)。
- The microwave oscillator frequency is locked to the resonant frequency of loaded resonator by means of automatic frequency control (AFC). 微波振荡频率用自动频率控制 (AFC)的方法自动锁在有载腔的频率上 .
- The system based on the principle of zero-IF is realized by WE905 chip combined with AFC (Automatic Frequency Control) circuits power amplify circuit and so on to communicate. 该系统主要基于零中频技术原理,在主芯片WE905的基础上,结合自动频率控制电路、滤波电路、信号放大电路等功能电路实现无线通信。
- Algorithms,such as automatic frequency control(AFC),automatic gain control(AGC),phase-amplitude tracking(PAT),and phase ambiguity detecting (PAD),were jointly used in this scheme. 综合应用自动频率控制(AFC)、自动增益控制(AGC)、相位/幅度跟踪、相位模糊检测等算法,在没有任何训练序列的情况下,能准确地恢复调制信号载波相位。
- This algorithm is applied for carrrier and bit synchronization, AFC (Automatic Frequency Control) of MAX2820. The algorithm comprises of PN acquisition ,PN tracking, leftover carrier estimate and AFC algorithm. 本文中还讨论了零中频直扩系统的基带接收模块,用于载波同步和位同步,提取频偏信息,对射频芯片Max2820进行自动频率控制。 它包括了伪随机码的捕获、跟踪、残留频偏算法以及AFC算法电路。
- Automatic Frequency Control A circuit in a radio receiver which automatically brings the tuning units of the set into resonance with a wave which is partially tuned in. 自动频率控制无线电接收机中的一种电路,能够自动实现接收机中的调谐单元与部分接收到的波形谐振。
- automatic frequency control loop 自动频率控制环
- automatic frequency control characteristic 自动频率控制特性
- Automatic Frequency Control Intermediate Frequency 中频自动频率控制
- instantaneous automatic frequency control 瞬时自动增益控制
- automatic frequency control receiver 自动频控制接收机
- automatic frequency control generator 自动频率控制振荡器
- digital phase-lock automatic frequency control 数字锁相自动频率控制
- digital automatic frequency control 数字式自动频率控制
- Automatic frequency control(AFC) 自动频率控制
- phase automatic frequency control 相位自动频率控制
- electrical automatic frequency control 电路自动频率控制
- Phase Locked Automatic Frequency Control 锁相自动频率控制
