Adaptive Frequency Hopping
adaptive frequency hopping radar
communication frequency
frequency hopping
跳频
跳
频率跳变
跳变频率
跳频技术
跳频源
跳频信号
跳频FH
跳频通信
变频
原子分解
frequency hopping sequence
frequency hopping spread spectrum
frequency hopping waveform
UHF differential frequency hopping
3rd generation mobile communication systems
4Gmobile communication systems
digital communication systems
digital communication systems and technology
Optical Communication Systems
Picture Archiving and Communication Systems
图像存储与通信系统(PACS)
影像存储与传输系统
医疗影像储传系统
Picture Archiving and Communication Systems PACS
audio frequency and video frequency processing
correlation in frequency domain and frequency domain