Title :
Design of Punctured LDPC Codes for Rate-Compatible Asymmetric Slepian-Wolf Coding
Author_Institution :
Dept. of Control Sci. & Eng., Tongji Univ., Shanghai
Abstract :
Simulation results show that although the eIRA codes are exclusively optimized for the smallest and the largest puncture ratios, the gaps of compression rates with respect to the SW limits are small and similar over the given puncture ratio range.
Keywords :
binary codes; channel coding; parity check codes; asymmetric SW coding; binary erasure channel; binary symmetric channel; channel coding; eIRA code; extended irregular repeat accumulate code; punctured LDPC code; punctured parity approach; rate-compatible asymmetric Slepian-Wolf coding; virtual nonuniform channel; Channel coding; Data compression; Data engineering; Design engineering; Design methodology; Parity check codes; LDPC codes; Slepian-Wolf coding; eIRA codes; rate-compatible;
Conference_Titel :
Data Compression Conference, 2009. DCC '09.
Conference_Location :
Snowbird, UT
Print_ISBN :
978-1-4244-3753-5
DOI :
10.1109/DCC.2009.25
