The Best Blind MMSE Estimator

A semi blind technique for estimating the carrier frequency offset in OFDM communication systems is presented in this paper. The fractional and integer frequency offsets are esti-mated by employing a few null subcarriers in the rst OFDM sy

参考文献是<Blind phase recovery in cross QAM communication systems with the reduced-constellation eighth-order estimator(RCEOE)>,Cartwright,2005 减化为8个正交的点。减化星座法，只利用了8个能量最高的点。从APP方法改进而来，与EOE方法不同。需要进行增益控制。-Reference is <Blind phase recovery