Haivision Network Video (www.haivision.com) has received a patent for its "zero footprint" InStream soft player. Awarded by the U.S. Patent and Trademark Office, the patent covers Haivision's methodology of digital content delivery and audio/video viewing. InStream is a platform-independent soft player designed delivering live and on-demand video content and related data and control interfaces to desktops and set-top boxes. The InStream patent relates to recognizing the platform of any content request over the network and the on-demand provisioning of a platform-specific application to that device.