In phase-coherent communicationsystem, phase-locked loop is always used to yield coherent reference signal.
相位相干通信系统中,通常采用锁相环路来产生相干参考信号。
2
Suitable for the microwave equipment and body of the digital communicationsystem and join the body in the cable or the micro-strip line frequently in the loop frequently.
适用于微波设备和数字通信系统的射频迴路中连接射频电缆或微带线。
3
The wireless communicationsystem is an important part in the closed loop control system of modular robots, the correspondence between computer and robot is realized by the bluetooth module.