主要描述ofdm导频与其误码率的关系，并提出了最有导频设计方案和ici产生原因。-Ofdm pilot describes the relationship between frequency and its error rate, and made the most of the pilot design and ici causes.

两篇关于ofdm的导频结构设计的文献，较为详细，有需要的可以参考一下-About two pilot structure ofdm design documents, more detailed, there is a need for reference