【摘要】 介绍了Turbo码的发展以及它们的局限性,系统地研究了一种更加灵活的码:FlexiCode码。给出了FlexiCode的编码和译码算法,分析了在不同码率、块大小和调制方式下的性能表现。分析和仿真结果表明,此种编码方法的的误码性能和灵活性都优于传统的Turbo码,能够满足未来通信日益增长的业务需求,具有很大的实用价值。更多还原

【Abstract】 The paper presents the development of Turbo Codes and their limitations,and a more flexible co-(ding) FlexiCode is introduced here.FlexiCode’s performance under the condition of different code rates,block sizes and modulation types are analysed.The analyses and simulations show the advantages of proposed FlexiCode has better performance than traditional Turbo codes.FlexiCode can meet the requirement of future communications and can be applied to practical use.更多还原