Data transmission method and data transmission device based on SM-MIMO
A signal transmission, multi-input technology, applied in the direction of space transmit diversity, diversity/multi-antenna system, etc., can solve the problems of complex receiver at the receiving end, lack of practicability, and limit the use of transmission precoding strategies, so as to ensure safety and improve The effect of safe rate
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[0034] In order to effectively improve the security rate of the receiving end and ensure the security of the data transmitted to the receiving end, the embodiments of the present invention provide an SM-MIMO-based data transmission method and device.
[0035] 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 creative efforts fall within the protection scope of the present invention.
[0036] SM is a new type of MIMO communication technology. Its core idea is that only one antenna at the sending end is activated to send data at any time, and the rest of the antennas are silent. The active antenna ca...
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