System-on-a-chip (SoC, SOC, System-on-a-Chip, System on a Chip) - The compiling of all the necessary electronic circuits and parts for a "system" (such as a cell phone, TV, gaming console or set-top box) on a single integrated circuit (IC). Many set-top boxes use SoC technology. https://en.wikipedia.org/wiki/System-on-a-chip