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Wireless Communications and Mobile Computing
Volume 2017, Article ID 5120538, 13 pages
https://doi.org/10.1155/2017/5120538
Research Article

An Optimal Joint User Association and Power Allocation Algorithm for Secrecy Information Transmission in Heterogeneous Networks

Chongqing Key Laboratory of Mobile Communications Technology, Chongqing University of Posts and Telecommunications, Chongqing, China

Correspondence should be addressed to Mingxue Chen; moc.qq@8572613601

Received 4 November 2016; Accepted 14 February 2017; Published 6 March 2017

Academic Editor: Ernestina Cianca

Copyright © 2017 Rong Chai et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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