EMIStream 1.0.0.1 that could have been downloaded from our website for free. The software relates to System Utilities. The most popular versions of the EMIStream are 3.6 and 1.0. The program's installer is commonly called EmiStream.exe. The actual developer of the software is NEC Informatec Systems,Ltd.
From the developer:
EMIStream is an EMI suppression support tool developed by NEC that can decrease undesirable EMI generated from PCB at an early design stage. EMI Design Rule Check scans your board against 13 rules and lists errors in order of priority allowing time efficient noise countermeasures. Power Plane Resonance Analysis shows you the hot spots on the board enabling optimized capacitor placement to reduce resonance.
You may want to check out more software, such as Clean Disk 2003, Lasso or NuLOOQ navigator, which might be similar to EMIStream.