1) Adaptive Frequency Calibration (AFC)
频率自校准
2) adaptive frequency calibration (AFC)
自适应频率校准
1.
Anadaptive frequency calibration (AFC) design method for PLL is proposed.
其次介绍了频率综合器系统中四阶锁相环路的系统设计，给出了锁相环路系统模型及系统参数设计流程，讨论了环路的稳定性与环路带宽的关系，给出了锁相环路的各模型噪声模型及总的输出相位噪声，并提出了一个应用在锁相环中的自适应频率校准电路的设计方法。
3) frequency calibration
频率校准
1.
The real-time frequency calibration method in frequency agility radar target simulator;
频率捷变雷达目标模拟器实时动态频率校准方法
2.
This paper analyzes the defect of the frequency calibration in the traditional signal source of the frequency agility radar,improves the frequency calibration,designs a new frequency calibration circuit.
指出了原有频率捷变雷达信号源中频率校准方法存在的缺陷;改进了原有频率校准电路,经过对实际数据的分析,新的校准电路频率漂移速度达到105Hz/μs,有效地解决了原有信号源的频率跟踪精度低和稳定性差的问题。
3.
This paper analyzes the defect of the frequency calibration in the traditional signal source of the frequency agility radar, designs a new work-while-calibrate circuit for frequency calibration, improving the frequency track precision and the stable work duration.
分析了原有频率捷变雷达信号源中频率校准方法存在的缺陷,在此基础上设计了边工作边校准的频率校准电路,提高了信号源的频率跟踪精度和稳定工作时间。
4) calibration frequency
校准频率
5) frequency domain calibration
频率域校准
6) frequency calibrator
频率校准器
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条