【摘要】 介绍了电源噪声对通信电路的影响,分析了开关电源产生的干扰源,阐述了噪声与电磁兼容性的关系,提出了降低电源噪声的基本方法以及用电磁兼容的手段消除通信电路中噪声的措施。更多还原

【Abstract】 It is introduced here that the influence which is effected on the communication circuit by power noise.The interference source arised from swithing power is analyzed.After a presentation of the relationship about noise and EMC,A new kind of method that can reduce power supply noise and eliminate communication circuit noise by electromagnetic compatibility means is put forword in this paper.更多还原