自动频率跟踪 meaning in Chinese

automatic frequency following
automatic frequency track

Automatic frequency track
自动频率跟踪
The receiver unit mainly consisted of the digital down converter , matched filter , integration and dump module , power detector , symbol tracking processor , differential demodulator , parallel - to - serial conversion module , output processor and afc module
接收部分主要有数字下变频、数字匹配滤波器、积分清洗、功率检测、符号跟踪处理、差分解调、并串处理、自动频率跟踪处理等模块。
The algorithm of cross product automatic frequency control ( cpafc ) and frequency bin technology is used for tracking larger frequency deviation . the paper gives out a scheme of digitized carrier synchronization loop , in which the digitized costas loop is used as a basic part while cpafc and frequency bin technology as auxiliary
在此基础上提出了数字化、软件化的载波同步环路算法方案,主要采用数字化科斯塔斯环的形式,并加以自动频率跟踪算法和频率开槽技术的辅助来实现载波同步。