Channel estimation method and system
A technology of channel estimation and estimated value, which is applied in the field of signal processing, can solve the problem that the bit error rate of the system needs to be improved, and achieve the effect of reducing the influence of noise
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[0037] In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0038] The present invention proposes a channel estimation method, which is improved on the basis of the existing LMMSE channel estimation method, thereby improving the accuracy of channel estimation.
[0039] Since the present invention is closely related to the existing LMMSE channel estimation method, in order to describe the improvement ideas and specific improvement methods of the present invention in detail, the following first introduces the existing LMMSE channel estimation method in detail.
[0040] First, the pilot refers to the cell-specific reference signal. The pilot-assisted channel estimation process is usually as follows: the receiving end first extracts the pilot signal from the received signal, and uses the pilot ...
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