There is a huge technological advancement in the field of wireless communication in the last few decades. Technology has revolutionized from voice communication to interactive multimedia applications. A tremendous increase in high data rate and connectivity demanding user equipment is observed. There is an immense need for new technological trends to satisfy the cutting edge requirements of 5G and beyond wireless communication networks. Mobility, manoeuvrability, low cost and Line of sight (LOS) communication makes unmanned aerial vehicle (UAV) as a promising candidate for future wireless communication networks. Despite numerous benefits of UAV’s assisted wireless networks several challenges also exist, which need to be addressed. Among those challenges Optimized 3D placement and resource allocation, state of the artwork, solution and future research directions are presented in this article.

在过去的几十年里，无线通信领域取得了巨大的技术进步。技术已经从语音通信到交互式多媒体应用发生了革命性的变化。观察到高数据速率和连接要求用户设备的巨大增长。迫切需要新技术趋势来满足 5G 及其他无线通信网络的前沿要求。机动性、机动性、低成本和视线 (LOS) 通信使无人驾驶飞行器 (UAV) 成为未来无线通信网络的有希望的候选者。尽管 UAV 的辅助无线网络有很多好处，但也存在一些需要解决的挑战。这些挑战包括优化 3D 布局和资源分配、艺术品状态、