Why does this matter operationally?
Service Assurance
The operational discipline of guaranteeing that connectivity services meet defined performance levels, availability targets, and recovery time objectives. Service assurance combines monitoring, SLA management, and proactive intervention to maintain the reliability that industrial operations depend on.
406 terms
Substation Automation
The use of intelligent electronic devices and digital communication within an electrical substation to monitor, protect, and control switching and protection equipment automatically, replacing manual switching and electromechanical protection relays…
Concept/Framework
Sun Sensor
Sun Sensor is an attitude sensor that determines spacecraft orientation by detecting the direction of the Sun and translating that measurement into an angular reference for the spacecraft.
Hardware
Sun-Synchronous Orbit
A sun-synchronous orbit is a near-polar orbit that precesses at a rate that keeps local solar time approximately constant for each pass.
Concept/Framework
Switching
Switching is the process of forwarding frames, packets, or flows across a network according to addressing or forwarding rules. It is used to connect endpoints and segments inside a network…
Concept/Framework
Synchronous Ethernet
SyncE is a mechanism for recovering and distributing a common frequency reference over Ethernet so downstream devices can lock to a stable transport clock.
Protocol
Synchronous Transmission
Synchronous Transmission is transmission that uses a shared timing reference so sender and receiver remain aligned during communication. It depends on coordinated timing.
Protocol
Synchrophasor
A measurement device that captures the electrical grid's voltage and current phasor values with a precise, GNSS-derived timestamp, enabling measurements taken at widely separated grid locations to be directly compared…
Hardware
System Noise Temperature
System Noise Temperature is a measure of the total noise contribution of a receiver system expressed as an equivalent temperature.
Hardware
System Performance
System performance is the measured effectiveness with which a system delivers its intended outputs under actual operating conditions. It combines technical efficiency, stability, and service quality into a practical operational…
Concept/Framework
TCP-IP Stack
TCP-IP Stack is the layered set of protocols used to transmit data across IP networks from application level down to network transport and routing functions.
Protocol