Decawave, a cutting edge chip maker, has been sold for an estimated $400 million to Nasdaq-listed Qorvo. North Carolina-based Qorvo disclosed it had acquired Decawave in its third quarter financial results, but not the price it had paid for the Dublin-based company. Decawave has developed the next generation of ultra-wideband (UWB) semiconductor chips which are low-power and can identify the specific location of any object indoors to within centimetres. This makes UWB ideal for use in Internet of Things (IoT) applications. Its first DW1000 chip has sold millions of units in the automotive, industrial and consumer sector. In February 2019…