Administrative Unit Signal Processing ASP

discrete unit step

divition of “super unit combine—super unit—unit”

Fill In Signal Unit FISU

Final Signal Unit

FISU Fill In Signal Unit

FSU Final Signal Unit

initial signal unit

link status signal unit

lone signal unit

message signal unit

network controlling signal unit

non-unit step

Officer-in-Charge Signal Unit

personal distress signal unit

Signal Unit

SSU:Scan and Signal Unit

Step Unit Function

time shifting unit step function