Jargon Buster

Get to know your product and service by understanding the acronyms and terminologies used in the world of satellite technology.


  • product / services
  • what it is
  • how does it work
  • use
UHF Ultra high frequency. The band in the 500 to 900 MHz range, including television channels 14 through 83. Broadcasters
Uplink The transmission of radio frequency signals to a satellite from an earth station VHF: Very high frequency. The band in the 30 to 300 MHz range, including television channels 2 through 13. Satellite operators; GSM/Cellular operators
VoIP Voice over Internet Protocol - a technology that allows telephone calls to be made over computer networks like the Internet. Converts analog voice signals into digital data packets and supports real-time, two-way transmission of conversations using Internet Protocol (IP). It routes voice data over the internet. Cross market users; Used in households, businesses, industries e.t.c.
VPN Virtual Private Network - a network that uses a public telecommunication infrastructure, such as the Internet, to provide remote offices or individual users with secure access to their organization's network. A VPN works by using the shared public infrastructure while maintaining privacy through security procedures and transferring data in an encrypted form, decrypting it at the receiving end. Mainly used in the commercial sector e.g. businesses, organizations.
VSAT Very Small Aperture Terminal - an earthbound station used in satellite communications of data, voice and video signals, excluding broadcast television. The transceiver placed outdoors, receives or sends a signal to a satellite transponder in the sky. The satellite sends and receives a signal from a ground station computer that acts like a hub for the system. The end-user’s communication device (e.g. PC) is interconnected to this hub thus receiving and sending messages through it. Any business requiring sale systems e.g. credit card readers in supermarkets, any household or business requiring internet access, teleconferencing, broadcasting stations.