UDI {Unified Display Interface Standard is a lower cost version of DVI/HDMI video interfaces}

UICC {Universal Integrated Circuit Card; A SIM card for a different application}

USB Bus {The Universal Serial Bus provides two-way communication between the PC and peripheral devices, over a Differential 4-wire serial interface cable [Differential data, and Power/Ground] up to 3-5 meters away. A Slow-Speed mode of 1.5Mbps is used for devices such as mice. Full-Speed mode is used by most devices and allows a transfer rate of 12Mbps. High-Speed mode allows rates of 480Mbps.}

Utopia Bus {Utopia Bus Standard is the Test & Operations Physical Interface for ATM [Asynchronous Transfer Mode]}

Next Section Electronic Buses 'V'

An alphabetic listing of released interface buses. The links point to pages that describe the physical and electrical interfaces.