noun
data multiplexer
Computing term for a device that combines multiple data streams into one signal or channel.
データ多重変換装置を使って、複数の信号を一本の回線で送る。
Using a data multiplexer, multiple signals are sent over a single line.
Compound of データ (data), 多重 (multiple), 変換 (conversion), and 装置 (device). A straightforward technical term.