PORTLAND, Ore.--(BUSINESS WIRE)--The Digital Living Network Alliance (DLNA®) today announced it has expanded the DLNA Certification Program to give CE manufacturers more options for certifying their products based on how they plan to differentiate them in the market. The organization has also released updated Interoperability Guidelines that enable new product features for consumers who increasingly want to view content on mobile devices, improve energy efficiency, and enjoy video in higher-def