MIMO-OFDM系统中的空时频联合编码技术研究

Research on Space-Time-Frequency Combination Code Technique in MIMO-OFDM System

MIMO与OFDM技术相结合将成为4G宽带移动通信的核心技术。介绍了MIMO-OFDM技术及其特点,研究了空时频联合编码(STF)技术,探讨了STF编码的设计过程,并对其性能进行了分析比较。

MIMO-OFDM, as the combination of OFDM with MIMO technique is a promising choice for future high-data-rate transmission over mobile wireless channels, This paper discusses the structure and basic principle of MIMO-OFDM communication system. Then, it investigates the space-tlme-frequency coding for MIMO-OFDM, and analyzes the design process of STF code, At last, it studies and compares on its performance.