Sigma Designs this week has ticked virtually every box with the launch of a smart TV chip for genuine UHD TVs – something we expect to emerge as a major theme from this week’s IFA show in Berlin. Sigma is one of the few companies which continues to keep some market share from the powerful Chinese MediaTek subsidiary MStar, which has a majority of smart TV design wins. Sigma Designs launched the STV7701 and says it is already in volume delivery and it supports multiple HDR standards including Blu-ray UHD and Dolby Vision. The Ultra HD Blu-ray specification supports the addition of several types of HDR metadata, including those from Dolby, Philips, and Technicolor, but only mandates the open HDR…