| 摘要: |
| 提出了欧氏算法和IDFT相结合的RS码流式解码方案,并在FPGA芯片上予以实现。计算机仿真和实测表明,该方案在GF(28)的符号速率可达50MHz以上,最大延时为640ns,满足了高速宽带无线接入网中抗干扰编译码的需求。 |
| 关键词: 宽带无线接入网,RS码,FPGA,关键方程,欧式算法,IDFT |
| DOI：10.3969/j.issn.1001-893X. |
| Revised:February 13, 2003 |
| 基金项目:国防装备预研基金资助项目(514730XXXXXXXXX01) |
|
| Hardware Solution for RS Encoding and Decoding in Wide Band Wireless Access Networks |
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| Abstract: |
| A streaming decoding method of RS code which is the seamless combination of Euclidean Algorithm and IDFT,is presented. This scheme has been realized in FPGA. The maximum symbol (GF(2~8)) rate and time delay are 50MHz and 640ns respectively. |
| Key words: Wideband access network,RS code,FPGA,Key equation,Euclidean algorithm,IDFT, |
