The tradeoff between picture quality and bandwidth usage is one of the most prominent issues in the world of broadcasting. Since broadcasters are able to simultaneously transmit multiple streams in a channel, they face the challenge of guaranteeing a certain picture quality required by each of the video streams transmitted while maximizing the number of video streams carried in each channel. To...

Recently, RF systems have rapidly grown with the extension of the mobile communication service. The mobile service companies are providing the satellite broadcasting and common usage are expected. Coinciding with current trend, the development of improved satellite DMB (Digital Multimedia Broadcasting) tuner is required. To improve the receiving sensitivity under the poor communication circumst...