Sigma Designs, which specializes in silicon-based media processors for IPTV set-top boxes, digital media receivers, high definition DVD players and other consumer media devices, agreed to acquire Blue7 Communications, a start-up focused on the development of advanced wireless technologies, and Ultra-Wideband (UWB) semiconductor products.Blue7 is currently developing its "Windeo" chipset, encompassing an all-CMOS solution with the Baseband and MAC integrated chip along with an RF front-end chip, both of which are expected to move into production...