Frequency offset estimation method and device
A technology of frequency offset estimation and estimated value, which is applied in the field of communication, can solve the problems of OFDM synchronization under LTE system and the inability to estimate the frequency offset of a single pilot symbol, etc., and achieve the effect of improving system performance
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[0020] In order to solve the problem that the prior art cannot well solve OFDM synchronization under the LTE system, especially in the case of frequency hopping and large time offset, the frequency offset estimation of a single pilot symbol cannot be performed, the present invention provides a The frequency offset estimation method and device will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0021] An embodiment of the present invention provides a method for frequency offset estimation, the flow of the method is as follows figure 1 As shown, including steps S102 to S106:
[0022] S102. Transform the local pilot data from the frequency domain to the time domain, and perform a correlation operation on the pre-calculated pilot data in the time domain and the local pilot da...
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