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Apple breathes life into UWB, prompting Qorvo to acquire Decawave

There are plenty of TLAs (three-letter acronyms) that we thought had been left behind in the early years of this century. But 5G’s hunger for additional spectrum and transmission mechanisms, to meet the huge range of performance requirements from different industries, will give some of them another chance to shine. Among these names from the past are FSO (free space optics – see next item) and UWB (UltraWideBand). The latter was at the center of a big hype bubble and a standards war in the mid-2000s, when it emerged from its mainly military environment into the commercial world. UWB transmits signals over short ranges extremely quickly and at very low power, hopping across wide swathes of spectrum. Its latest specifications,…

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