Abstract:According to the analysis of electromagnetism environment of electronic products,some reasons of electromag— & N$ n+ k/ Y' r; znetic compatibility(EMC)in high speed Digital Signal Processing (DSP)system are analyzed.The correlation techniques are% C* q8 b" ~; c0 j. t
given tO effectively reduce the inteRFerence of DSP system ,including multilayer design,DSP com ponents distribution,power* t6 h8 r* |2 q2 x7 S
and Input/Output(I/O)interface distribution and PCB routing.These can ensure the validity and reliability of high speed DSP - M4 e) G7 `* a4 j3 E& H" l( d! jsystem at design levels. H) y% M& {2 aKeywords:electromagnetic compatibility;DSP;anti—jamming;PCB routin