perimeter intrusion detection system, namely, hardware that channels acoustic vibrations from a perimeter barrier to an electronic monitoring system, comprised of signal processing nodes and one or more computer servers and interfaces/output devices, and software for signal processing, system monitoring, interfacing with users or external systems, and supervisory control

perimeter intrusion detection system, namely, hardware that channels acoustic vibrations from a perimeter barrier to an electronic monitoring system, comprised of signal processing nodes and one or more fusion servers and interfaces/output devices, and software for signal processing, system monitoring, interfacing with users or external systems, and supervisory control