This paper analyzes frequency interference, control channel interference and service channel interference in PHS and it also gives some solutions.
文章主要对频率干扰进行了讨论分析，结合对PHS中控制信道干扰、业务信道干扰的分析及一些解决方法进行了探讨。
I introduce the frequency allocation between BCCH carrier frequency and TCH, signal fading arithmetic, interference theory and the adjusting thinking of dynamic power control.
介绍了BCCH载波与TCH载波的频率配置、信号衰落算法、干扰原理、动态功率控制的调节思路，以及提高网络质量，改善小区登陆与切换性能的措施。
Integrating application and research technology of DCS and frequency inverter, realize switchover without interference between control valve and frequency-inverter motor in producing process control.
经过DCS与变频控制技术的结合应用与研究，实现了生产过程控制中调频电机与调节阀的无扰动切换。
The master control chip uses AT89C51, the communication mode adopts DTMF signal with strong anti-interference and high reliability, and simplex frequency modulation.
主控芯片采用AT89C51单片机，通信方式采用抗干扰能力强、可靠性高的DTMF信号和单工调频的无线通信方式。
Crane remote control using high frequency wireless transmission module reduce interference and solve complicated problems of equipment lines;
天车遥控器采用高频无线传输模块，减少了干扰性，解决了设备线路繁琐问题；
Crane remote control using high frequency wireless transmission module reduce interference and solve complicated problems of equipment lines;
天车遥控器采用高频无线传输模块，减少了干扰性，解决了设备线路繁琐问题；
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