Why does this matter operationally?
Performance
The measurable behaviour of a connectivity system under real operating conditions, including throughput, latency, jitter, and packet loss. Performance determines whether applications and control systems receive data at the speed and consistency their operations require.
557 terms
Underground LTE
A deployment pattern that adapts standard LTE cellular radio access technology — using ruggedized base stations and tunnel-appropriate infrastructure — for underground mine environments, delivering substantially higher bandwidth and lower…
Concept/Framework
Unmanned Surface Vessel Link
Unmanned Surface Vessel Link is the communication link that connects an unmanned surface vessel with remote operators, networks, or support systems to enable command, telemetry, and operational data exchange.
Hardware
Upconverter
Upconverter is a frequency conversion stage that shifts a signal from a lower frequency to a higher frequency for transmission or further processing by mixing the input signal with a…
Hardware
Uplink
Uplink is the transmission path from a ground, local, or user endpoint toward a satellite, tower, or other receiving system, representing the outbound transmission direction.
Protocol
Uplink Power Control
Uplink Power Control is the adjustment of transmit power in the uplink direction to maintain link quality, reduce interference, or comply with service requirements.
Operations
URLLC
A 5G service category engineered to deliver extremely low latency and extremely high reliability, typically around 1 millisecond air-interface latency with 99.999% reliability, for applications where message timeliness and delivery…
Concept/Framework
User Link
User Link is the communication path between a user terminal or endpoint and the network or satellite service it connects to. It provides end-user access to the service.
Protocol
V-Band
A microwave frequency range, roughly 40-75 GHz, used for satellite feeder links seeking maximum available channel bandwidth, subject to severe rain fade attenuation and the tightest antenna pointing accuracy requirements…
Concept/Framework
VDES
An IALA/ITU-standardized maritime digital communication system that adds dedicated data-exchange channels to the VHF maritime mobile band, supporting higher-throughput ship-to-ship, ship-to-shore, and satellite-extended data services beyond what AIS's messaging channels…
Protocol
Vector Database
Vector Database is a database designed to index, store, and query vector representations of data so that similar items can be found using distance or similarity measures.
Software