Coding techniques for a (e.g., OFDM) communication system capable of transmitting data on a number of “transmission channels” at different information bit rates based on the channels' achieved SNR. A base code is used in combination with common or variable puncturing to achieve different coding rates...http://www.google.de/patents/US6961388?utm_source=gb-gplus-sharePatent US6961388 - Coding scheme for a wireless communication system
