With the star power of hip-hop group The Black Eyed Peas and "Avatar" director James Cameron, South Korea's Samsung Electronics giant late Wednesday unveiled the world's first 3-D TV technology aimed at revolutionizing the home viewing experience. At a glitzy ceremony in New York's Time Warner Center, the leading consumer electronics maker announced the launch of a broad lineup of new sets, beginning with 46-inch and 55-inch C7000 models this month, showcasing the LED-lit TVs' 3-D picture quality with incredible depth and perfect clarity.