Multi-cell large-scale MIMO system user dual-antenna pilot frequency interference elimination method
A pilot interference and system user technology, applied in diversity/multi-antenna systems, transmission systems, radio transmission systems, etc., and can solve problems such as increased signal-to-interference and noise ratio
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[0078] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several changes and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0079] In the example provided by the present invention, the cellular radius is set to 1000m, the user exclusion radius range is set to 500m, the cell edge signal-to-noise ratio SNR is 20dB, the pilot sequence length τ is set to 10, the antenna spacing D is set to half a wavelength, and the carrier frequency F It is 2GHz, the number of multipaths P is 50, the path loss factor is set to 3, and the user arrival angle spread is set to 20 degrees.
[0080]The invention provides a method for eliminating dual...
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