Evaluating the Comprehensive Performance of 5G Base Station: A Hybrid MCDM Model Based on Bayesian Best-Worst Method and DQ-GRA Technique

Table 2

The studies on 5G key technologies in recent years.

Reference	Key technology	Contribution
Charles et al. [5]	5G wireless sensor networks	This study proposed solutions available to identify and avoid cyber threats
Xie et al. [6]	Network function virtualization	This study proposed a WEB-MACRO method to solve the problems of service migration and fluctuation for queues in the networks
Juneja and Sharma [7]	Millimeter wave spectrum	This study presented propagation-related issues of mmW frequencies and modeling-related issues in CMOS technology
Wen et al. [8]	Massive MIMO	This study developed refined channel estimation routines and localization methods to perform massive MIMO localization
Sharma and Kumar [9]	Network ultradensification	This study provided a detailed survey of resource allocation approaches for UDNs in 5G and beyond networks