Numerical analysis and simulations show that this algorithm reduces the computational complexity significantly for the estimation of large frequencyoffset while maintains a good performance.
理论分析和仿真表明该算法在保证估计精度的同时，可显著降低大频偏估计的计算复杂度。
2
The most critical causes yielding the ISI as well as ICI are symbol timing and carrier frequencyoffset which are occurred in the OFDM receiver.
而产生ISI和ICI的主要原因是在OFDM系统接收端产生的符号定时偏差和载波频率偏差。
3
Carrier frequencyoffset is one of the key problems in OFDM system.