# Enhanced Matching Game for Decoupled Uplink Downlink Context-Aware Handover
## 2 Related Work
### DUDe Association  
Recently the concept of decoupled association has received a great deal of interest in various works [2; 13; 14; 15]. It is important to hypothetically approve and evaluate the general uplink execution enhancement brought by the DUDe mode for a heterogeneous wireless network. The outcomes and discoveries could supply profitable rules and proposals for growing new-age mobile network engineering by engaging decoupling uplink-downlink association. Therefore, in their paper, [PERSON], [PERSON], and [PERSON] [2] generate a closed-form scheme for affiliation, coverage, and outage probabilities alongside normal throughput for joint DUDe dual-connectivity by admitting uplink prominence, receiver noise,and K-tiers heterogeneous wireless networks (HetNets). Results demonstrate that the cell affiliation scheme in view of joint DUDe dual-connectivity can essentially enhance load balancing, mobility management, and uplink execution for upcoming 5G HetNets. Nevertheless, to get exact execution measurements, the noise ought to be recognized amid examination of joint DUDe dual-connectivity. Furthermore, there was another study introduced by [PERSON] et al. [13] appropriating a tractable stochastic geometry framework for investigation; they probabilistically portrayed the coverage performances of the proposed access schemes and perceived the impact of a user and small BS' densities, signal-to-interference-plus-noise ratio (SINR) threshold, and several parameters of association biases on the coverage probability. Analytic outcomes demonstrated that DUDe association considering the reverse frequency allocation outperformed the coverage performance of different techniques (e.g., coupled uplink-downlink relationship with and without considering coverage performance, traditional load adjustment). Additionally, the work realized by [PERSON] et al. [14] deals with the huge unevenness among uplink and downlink transmissions in light of stochastic geometry theory. They exploit fractional power control indicated by a third-generation partnership project standard to demonstrate a location-dependent UE control and to determine cell affiliation probability for DUDe and coupled uplink-downlink affiliation modes. These two association modes were individually approved by concentrating the framework execution regarding uplink transmission load, normal client rate, system spectral efficiency, and energy efficiency for under two basic client appropriations: uniform and clustered user assignments. Moreover, in light of the probability of user association calculated for uplink and downlink, a productive decoupled association technique is proposed by [PERSON], [PERSON], and [PERSON] [15], where the BS with the most astounding probability of user association is chosen as the serving BS. From another perspective, a set of research works handles the uplink and downlink user associations as an optimization problem. For instance, [PERSON], [PERSON], and [PERSON] [16] displayed a utility capacity as the base level of the QoS fulfillment in order to accomplish reasonable service-centric execution. Based on the user-centric context-aware communication background in 5G systems, the utility maximization issue for the uplink and downlink decoupling-enabled HetNet will simultaneously upgrade the uplink and downlink bandwidth capacity and power control, under various affiliation arrangements. Additionally, in their research, [PERSON] and [PERSON] [17] define the joint downlink and uplink issues in a form that can efficiently be altered to downlink adapted, uplink adapted, or downlink and uplink adapted. They consider boosting the sum of the weighted uplink-downlink long-term data rate while maintaining the QoS. Therefore, the joint downlink and uplink cell affiliation issues in a multi-tier system are planned and settled through cell affiliation and resource block designation. However, they submitted a report in the reference signs of BSs announcing the uplink impedance, which can prompt an overload signalization in dense HetNets.