24PCBDesignforReal-worldEMIControl(ppt 47页)

The contents
1、 Introduce the EMC
2、  About the Basic EMC Design Intention
3、  Introduce the Electromagnetic Induction
4、 The Myth of the Ground
5、 Introduce the Return Current Route
6、 The Conclusions

1. Introduce the EMC
1.1 EMI and EMC concepts
1.2 The source of EMI
1.3 Introduce the Inductance
1.4 Introduce the Ground
1.5 Introduce the Shielding
EMI: Electromagnetic Interference
    Any electromagnetic disturbance that interrupts, obstructs, or otherwise degrades or limits the effective performance of electronics/electrical equipment. It can be induced intentionally and unintentionally, as a result of spurious emissions and responses, intermodulation products, and the like.