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View article: Integrated Access and Backhaul in Millimeter-Wave Cellular: Benefits and Challenges
Integrated Access and Backhaul in Millimeter-Wave Cellular: Benefits and Challenges Open
The recently proposed NR-ready integrated access and backhaul (IAB) architecture promises to bring a cost-efficient deployment solution for both coverage extension and capacity boosting in future 5G/5G+ systems. While its impact on the cov…
View article: Connection Management xAPP for O-RAN RIC: A Graph Neural Network and Reinforcement Learning Approach
Connection Management xAPP for O-RAN RIC: A Graph Neural Network and Reinforcement Learning Approach Open
Connection management is an important problem for any wireless network to ensure smooth and well-balanced operation throughout. Traditional methods for connection management (specifically user-cell association) consider sub-optimal and gre…
View article: Optimal Topology Formation and Adaptation of Integrated Access and Backhaul Networks
Optimal Topology Formation and Adaptation of Integrated Access and Backhaul Networks Open
With the increasing densification of cellular networks, it has become exceedingly difficult to provide traditional fiber backhaul access to each cell site, which is especially true for small cell base stations (SBSs). The increasing maturi…
View article: Ray-Based Modeling of Directional Millimeter-Wave V2V Transmissions in Highway Scenarios
Ray-Based Modeling of Directional Millimeter-Wave V2V Transmissions in Highway Scenarios Open
Due to the need for larger bandwidth, future mobile networks may primarily operate over millimeter-wave (mmWave) bands. In this regard, one of the central research topics today is mmWave channel modeling. However, highly mobile vehicle-to-…
View article: Energy Harvesting Two-Hop Communication Networks
Energy Harvesting Two-Hop Communication Networks Open
Energy harvesting multi-hop networks allow for perpetual operation of low cost, limited range wireless devices. Compared with their battery operated counterparts, the coupling of energy and data causality constraints with half duplex relay…
View article: Source-Channel Coding Under Energy, Delay, and Buffer Constraints
Source-Channel Coding Under Energy, Delay, and Buffer Constraints Open
Source-channel coding for an energy limited wireless sensor node is investigated. The sensor node observes independent Gaussian source samples with variances changing over time slots and transmits to a destination over a flat fading channe…