The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 05, 2025

Filed:

Feb. 23, 2023
Applicant:

China University of Mining and Technology, Xuzhou, CN;

Inventors:

Bowen Wang, Xuzhou, CN;

Yanjing Sun, Xuzhou, CN;

Song Li, Xuzhou, CN;

Xiao Yun, Xuzhou, CN;

Ruirui Chen, Xuzhou, CN;

Yonggang Xu, Xuzhou, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/185 (2006.01); H04W 4/90 (2018.01);
U.S. Cl.
CPC ...
H04B 7/18504 (2013.01); H04W 4/90 (2018.02);
Abstract

Disclosed is a relay selection method for unmanned aerial vehicles in post disaster emergency scenarios in underground space, comprising the following steps: collecting a maximum rate, a minimum rate and an average rate of data transmission assisted by a D2D user through an unmanned aerial vehicle (UAV) based on a prediction range of the D2D user for the UAV, and obtaining a first uncertain preference order of the D2D user for the UAV and a second uncertain preference order of the UAV for the D2D user; obtaining a preference strategy of the D2D user for the UAV based on the first uncertain preference order and the second uncertain preference order; and exchanging and matching the UAVs matched by any two D2D users based on the many-to-one bilateral matching model, so as to obtain a stable matching result of bilateral exchange.


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