Mobile TV receiver company Telegent Systems has raised $20 million in a third round funding. Northern Light Venture Capital is the latest investor in Telegent, with all current Telegent investors participating in the round, including Index Ventures, New Enterprise Associates and Walden International. Telegent plans to use the funding to promote its marketing efforts in China, which is what attracted Northern Light, which tends to concentrate its funding on initiatives in that country. With this funding, the Sunnyvale, CA.-based company has raised a total of $50 million. Release