Title :
A memory efficient scheme for hardware implementation of log-MAP turbo decoder
Author :
Bai, Chunlong ; Jiang, Jun ; Zhang, Ping
Author_Institution :
Wireless Tech Innovation Lab, Beijing Univ. of Posts & Telecommun., China
Abstract :
A new scheme for storing the extrinsic information for hardware implementation of the log-AMP turbo decoder is proposed . With the new scheme, over one fourth of the storage space can be saved in a log-MAP turbo decoder. This decoder is more flexible for various coding block sizes
Keywords :
iterative decoding; land mobile radio; turbo codes; 3rd generation mobile communication standards; extrinsic information storage; hardware implementation; iterative decoding; log-MAP turbo decoder; memory efficient scheme; 3G mobile communication; Code standards; Communication standards; Hardware; Iterative algorithms; Iterative decoding; Jacobian matrices; Multiaccess communication; Technological innovation; Turbo codes;
Conference_Titel :
Vehicular Technology Conference, 2001. VTC 2001 Spring. IEEE VTS 53rd
Conference_Location :
Rhodes
Print_ISBN :
0-7803-6728-6
DOI :
10.1109/VETECS.2001.944595
