uplink; reverse link
Technical computing term for a communication link from a terminal or ground station to a satellite, network, or central system. Often contrasted with 下りリンク (downlink).
Measure the speed of the uplink to the satellite.
The frequencies differ between the uplink and the downlink.
Compound of 上り (のぼり, 'going up') and リンク ('link'), a calque of English 'uplink'.