Uplink

A satellite uplink is the link between the ground station (where the signal originates) and the satellite. A TV signal will be uplinked, ie sent up to the satellite, and then downlinked to a DTH satellite dish or a cable headend...



See also: Satellite transponder

satellite transponder are converted into user bands and allocated to specific receivers in the installation.

The transponder conversion occurs in the LNB or distribution unit (multiswitch), and is made possible by special semiconductor chips developed by RF Magic and ST Microelectronics.

The receiver transmits commands to the LNB or multiswitch to allocate the requested transponder to its own user band...