CLABSYS' S/W Terrestrial DMB(Digital Multimedia Broadcasting) is a solution with low cost and low power consumption, so this solution is well suited for Portable Navigation Device. This solution use the single chip consists of 8x8mm, so take up only a small space. Also this solution supports PIP(Picture in Picture) mode, so it is possible to multi-tasking in Navigation mode. Now CLABSYS hold a patent for the S/W T-DMB technology.