Differential puncture patterns are used for puncturing and de-puncturing codewords transmitted over a communication channel. The puncture pattern comprises a series of successive differential indices or offsets corresponding to differences between successive bit indices in an absolute bit index sequence....http://www.google.com.au/patents/US7284185?utm_source=gb-gplus-sharePatent US7284185 - Puncturing/depuncturing using compressed differential puncturing pattern
