Decentralized reciprocity calibration method and device
A technology of decentralization and calibration methods, which is applied in receiver monitoring, electrical components, transmitter monitoring, etc., can solve problems such as occupying large backhaul link resources, a large amount of signaling overhead, and difficult deployment of connecting lines, etc., to achieve The effect of reducing overhead
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[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0030] An embodiment of the present invention provides a reciprocal calibration method for a MIMO network in TDD mode, which is mainly applied to RF gain mismatch of a zero-breaking precoded MIMO network system. In the embodiment of the present invention, M micro base stations are deployed in a macro cell, each base station is configured with N antennas, and jointly serves K single-antenna users, and the system works in TDD mode as an example for introduction. ...
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