Title :
Information geometry of turbo codes
Author :
Ikeda, Shiro ; Tanaka, Toshiyuki ; Amari, Shun-Ichi
Author_Institution :
Kyushu Inst. of Technol., Fukuoka, Japan
Abstract :
The properties of turbo decoding is studied from information geometrical viewpoint. Our study gives an intuitive understanding of the theoretical background, and a new framework for the analysis. Based on the framework, we reveal basic properties of the turbo decoding.
Keywords :
information theory; iterative decoding; turbo codes; MPM decoding; belief propagation decoder; information geometry; turbo codes; Belief propagation; Decoding; Information analysis; Information geometry; Information processing; Parameter estimation; Parity check codes; Probability distribution; Turbo codes;
Conference_Titel :
Information Theory, 2002. Proceedings. 2002 IEEE International Symposium on
Print_ISBN :
0-7803-7501-7
DOI :
10.1109/ISIT.2002.1023386
