一种性能优越的纠错码——Turbo码

A Type of Error Control Code with Excellent BER Performance Turbo Code

Turbo码是一种性能优异的纠错编码方式 ,已引起广大学者的高度重视。文中介绍了 Turbo码的编码方式和迭代译码原理 ,详细推导了 MAP算法。给出了目前用于 CCSDS标准中的 Turbo码结构。对 Turbo码和卷积码的异同点做了比较。最后给出了一些目前关于 Turbo码研究的热点问题。

Turbo code is an excellent BER performance error control code.It has attracted attentions of researchers.Encoder and decoder structure of the Turbo code is presented.The MAP algorithm has also been given in detail.The Turbo code encoder in CCSDS standard is described. Comparsion betweenTurbo codes and convolution codes is studied.The hot research theme on Turbo code is listed.