Red Herring's Adena DeMonte reports that Ortiva Wireless has raised $15 million in a second funding round led by Comcast Interactive Capital.

"La Jolla, California-based Ortiva manages a content delivery network for mobile video," DeMonte writes. "The technology helps to better stream video on mobile networks, including WiMax."

"There is huge demand for mobile video services and content, yet the variability of wireless connections presents a video delivery challenge unlike any other," says Ortiva CEO DeWayne A. Nelon. "The only way to ensure viewing quality through constantly changing wireless network conditions is to actively manage the content delivery, and Ortiva is the only company offering the necessary technology."

More here from Telecommunications Magazine ... more here from socalTECH.com ... more here from TMCnet ... and the press release is here.