Ultra wideband radar, using the promising and novel radio technology in detecting hidden targets, has a broad application prospect.

用于检测隐藏活动目标的超宽带雷达就是基于基带无载波极窄脉冲的，有着广阔的应用前景。

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That strategy leverages ultra-wideband (UWB) radio technology to estimate location.

FORBES: Microsoft, Motorola, Nokia And RIM To Battle Google Over Indoor Location Market

CowView uses a type of RFID (radio frequency identification) called UWB (ultra-wideband) technology.

BBC: RTLS: The technology tracking cows to make them happy