An effective data multiplexing method wherein an error correction ability is exerted at the maximum so that data transmission quality is improved and a data transmitting method in which an interleaving process applicable to data transmission using interpolation pilot signal is performed are provided....http://www.google.de/patents/US7342915?utm_source=gb-gplus-sharePatent US7342915 - Data multiplexing method and data multiplexer, and data transmitting method and data transmitter