A Novel Weighted Subspace Fitting CFO Estimation in the OFDM Systems
Whenever the authors are designing the wireless communication systems that must possess of high reliability and low latency and also the optimization when switching is takes place in different circuits. And in that system it contains of lot of hardware impairments regarding power supply. When the supply load changes in circuit suddenly the carrier frequency drifts it results in transient Carrier Frequency Offset (CFO) in cannot be estimated by using of the traditional estimators and is typically addressed by inserting or extending guard intervals.
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