Discrete adaptation of type-II hybrid-ARQ in DS-CDMA

被引:0
|
作者
Oteng-Amoako, K [1 ]
Nooshabadi, S [1 ]
机构
[1] Univ New S Wales, Sch Elect Engn & Telecommun, Sydney, NSW 2052, Australia
关键词
hybrid-ARQ; turbo codes; AMC; multilevel; signalling;
D O I
10.1109/APCC.2003.1274358
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The paper presents an optimisation strategy based on discrete adaptation of, the code rate given the modulation scheme in direct spread code division multiple access (DS-CDMA) communication system. The adaptive algorithm maximizes spectral efficiency across a fading channel by transmitting an optimal amount of incremental bits on each transmit attempts. The justification presented is based on a Type-II hybrid-ARQ employing turbo punctured codes with multilevel signalling.
引用
收藏
页码:280 / 282
页数:3
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