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The massive scale of future wireless networks will create computational bottlenecks in performance optimization. In this paper, we study the problem of connecting mobile traffic to Cloud RAN (C-RAN) stations. To balance station load, we…

Networking and Internet Architecture · Computer Science 2018-05-07 Georgios Paschos , Nikolaos Liakopoulos , Merouane Debbah , Tong Wen

The rapid increasing demand of wireless transmission has incurred mobile broadband to continuously evolve through multiple frequency bands, massive antennas and other multi-stream processing schemes. Together with the improved data…

Signal Processing · Electrical Eng. & Systems 2019-01-21 Shunqing Zhang , Chenlu Xiang , Shan Cao , Shugong Xu , Jiang Zhu

Over-the-air federated learning (OTA-FL) offers an exciting new direction over classical FL by averaging model weights using the physics of analog signal propagation. Since each participant broadcasts its model weights concurrently in time…

Cellular and Broadcast services have been traditionally treated independently due to the different market requirements, thus resulting in different business models and orthogonal frequency allocations. However, with the advent of cheap…

Information Theory · Computer Science 2015-05-01 Symeon Chatzinotas , Dimitrios Christopoulos , Bjorn Ottersten

Over-the-air computation (AirComp) enables efficient wireless data aggregation in sensor networks by simultaneous processing of calculation and communication. This paper proposes a novel precoder design for AirComp that incorporates…

Signal Processing · Electrical Eng. & Systems 2022-09-05 Ayano Nakai-Kasai , Tadashi Wadayama

It is widely acknowledged that the development of traditional terrestrial communication technologies cannot provide all users with fair and high quality services due to the scarce network resource and limited coverage areas. To complement…

Networking and Internet Architecture · Computer Science 2018-08-06 Nei Kato , Zubair Md. Fadlullah , Fengxiao Tang , Bomin Mao , Shigenori Tani , Atsushi Okamura , Jiajia Liu

Endowed with context-awareness and proactive capabilities, caching users' content locally at the edge of the network is able to cope with increasing data traffic demand in 5G wireless networks. In this work, we focus on the energy…

Information Theory · Computer Science 2016-11-15 Bhanukiran Perabathini , Ejder Baştuğ , Marios Kountouris , Mérouane Debbah , Alberto Conte

We present a new framework based on quantization theory to design cellular networks optimized for both legacy ground users and uncrewed aerial vehicle (UAV) corridors, dedicated aerial highways for safe UAV flights. Our framework leverages…

Information Theory · Computer Science 2023-08-04 Saeed Karimi-Bidhendi , Giovanni Geraci , Hamid Jafarkhani

Providing reliable service to users close to the edge between cells remains a challenge in cellular systems, even as 5G deployment is around the corner. These users are subject to significant signal attenuation, which also degrades their…

Signal Processing · Electrical Eng. & Systems 2020-03-05 Mohamed Salah Ibrahim , Nicholas D. Sidiropoulos

A strong motivation of charging depleted battery can be an enabler for network capacity increase. In this light we propose a spatial attraction cellular network (SAN) consisting of macro cells overlaid with small cell base stations that…

Information Theory · Computer Science 2016-11-17 Jeemin Kim , Jihong Park , Seung-Woo Ko , Seong-Lyun Kim

The astounding capacity requirements of 5G have motivated researchers to investigate the feasibility of many potential technologies, such as massive multiple-input multiple-output, millimeter wave, full-duplex, non-orthogonal multiple…

Information Theory · Computer Science 2018-04-18 Animesh Yadav , Octavia A. Dobre

Unmanned Aerial Vehicles (UAVs) enabled communications is a novel and attractive area of research in cellular communications. It provides several degrees of freedom in time, space and it can be used for multiple purposes. This is why wide…

Networking and Internet Architecture · Computer Science 2018-04-03 Mohamed Y Selim , Ahmad Alsharoa , Ahmed E. Kamal

Satellite communication is one of the key technologies that is enabling next-generation networks. However, nearest-satellite-supported downlink transmission may not meet a user's requirements due to limited signal strength, especially in…

Signal Processing · Electrical Eng. & Systems 2024-10-08 Xiangyu Li , Bodong Shang

The rapid growth of data volume and the accompanying congestion problems over the wireless networks have been critical issues to content providers. A novel technique, termed as coded cache, is proposed to relieve the burden. Through…

Networking and Internet Architecture · Computer Science 2015-04-08 Wei Huang , Sinong Wang , Lianghui Ding , Feng Yang , Wenjun Zhang

This study introduces Skewed Fully Asynchronous Cellular Automata (SACA), a novel update scheme in cellular automata that updates the states of only two consecutive and adjacent cells, such as ci and ci+1, simultaneously at each time step.…

Formal Languages and Automata Theory · Computer Science 2025-01-07 Virendra Kumar Gautam

Ubiquity in network coverage is one of the main features of 5G and is expected to be extended to the computing domain in 6G. In order to provide this holistic approach of ubiquity in communication and computation, an integration of…

Networking and Internet Architecture · Computer Science 2022-06-30 Jörg von Mankowski , Emre Durmaz , Arled Papa , Hansini Vijayaraghavan , Wolfgang Kellerer

Space-Air-Ground Integrated Networks (SAGINs) are pivotal for enabling ubiquitous connectivity in 6G systems, yet they face significant challenges due to severe satellite-to-ground link impairments. Although Unmanned Aerial Vehicles (UAVs)…

Information Theory · Computer Science 2025-11-25 Yanbo Yin , Dingzhu Wen , Changsheng You , XiaoWen Cao , Tat-Ming Lok , Dusit Niyato

The integration of satellite and autonomous aerial vehicle (AAV) communications has become essential for the scenarios requiring both wide coverage and rapid deployment, particularly in remote or disaster-stricken areas where the…

Networking and Internet Architecture · Computer Science 2026-01-13 Boxiong Wang , Hui Kang , Jiahui Li , Geng Sun , Zemin Sun , Jiacheng Wang , Dusit Niyato , Shiwen Mao

Based on the impressive features that network coding and compressed sensing paradigms have separately brought, the idea of bringing them together in practice will result in major improvements and influence in the upcoming 5G networks. In…

Networking and Internet Architecture · Computer Science 2017-11-10 Maroua Taghouti , Anil Kumar Chorppath , Tobias Waurick , Frank H. P. Fitzek

This work proposes a framework for the robust design of UAV-assisted wireless networks that combine 3D trajectory optimization with user mobility prediction to address dynamic resource allocation challenges. We proposed a sparse…

Signal Processing · Electrical Eng. & Systems 2025-06-12 Asad Mahmood , Thang X. Vu , Wali Ullah Khan , Symeon Chatzinotas , Björn Ottersten
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