Abstract:According to the analysis of electromagnetism environment of electronic products,some reasons of electromag— # D! j: V f, K+ b9 a! Xnetic compatibility(EMC)in high speed Digital Signal Processing (DSP)system are analyzed.The correlation techniques are - d0 Q2 T5 H% y5 N" Zgiven tO effectively reduce the interference of DSP system ,including multilayer design,DSP com ponents distribution,power/ g/ d& v# d/ t4 ?; q( h) M5 l
and Input/Output(I/O)interface distribution and PCB routing.These can ensure the validity and reliability of high speed DSP * k" G5 m! [/ u/ {/ x' Y: H9 Lsystem at design levels. ; N$ w e U. y9 i7 ]: mKeywords:electromagnetic compatibility;DSP;anti—jamming;PCB routin