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A cloud radio access network (C-RAN) is considered as a candidate to meet the expectations of higher data rate de- mands in wireless networks. In C-RAN, low energy base stations (BSs) are deployed over a small geography and are allowed to…

Information Theory · Computer Science 2016-02-11 Yigit Ugur , Zohaib Hassan Awan , Aydin Sezgin

This paper considers the uplink of a cloud radio access network (C-RAN) comprised of several multi-antenna remote radio units (RUs) which send the data that they received from multiple mobile users (MUs) to a central unit (CU) via a…

Information Theory · Computer Science 2017-04-20 Marzieh Najafi , Vahid Jamali , Derrick Wing Kwan Ng , Robert Schober

Device-to-device (D2D) underlaid cellular network, enabled with radio frequency energy harvesting (RFEH), and enhanced interference management schemes is a promising candidate to improve spectral and energy efficiency of next generation…

Information Theory · Computer Science 2020-02-06 Nasrin Razmi , Mehdi Mahdavi , Mohammadali Mohammadi , Petar Popovski

This paper studies the benefits of incorporating underlaid full-duplex (FD) device-to-device (D2D) communications into massive multiple-input-multiple-output (MIMO) downlink systems. Due to the nature of cellular downlink and FD D2D…

Signal Processing · Electrical Eng. & Systems 2020-11-11 Hung V. Vu , Tho Le-Ngoc

With the proliferation of latency-critical applications, fog-radio network (FRAN) has been envisioned as a paradigm shift enabling distributed deployment of cloud-clone facilities at the network edge. In this paper, we consider proactive…

Information Theory · Computer Science 2019-08-20 Hong Xing , Jingjing Cui , Yansha Deng , Arumugam Nallanathan

Device-to-device(D2D) underlaying communication brings great benefits to the cellular networks from the improvement of coverage and spectral efficiency at the expense of complicated transceiver design. With frequency spectrum sharing mode,…

Information Theory · Computer Science 2013-07-02 Jialiang Zhang , Gang Wu , Wenhui Xiong , Zhi Chen , Shaoqian Li

Today's mobile data traffic is dominated by content-oriented traffic. Caching popular contents at the network edge can alleviate network congestion and reduce content delivery latency. This paper provides a comprehensive and unified study…

Information Theory · Computer Science 2019-04-17 Meixia Tao , Deniz Gündüz , Fan Xu , Joan S. Pujol Roig

This paper studies edge caching in fog computing networks, where a capacity-aware edge caching framework is proposed by considering both the limited fog cache capacity and the connectivity capacity of base stations (BSs). By allowing…

Networking and Internet Architecture · Computer Science 2020-02-07 Qiang Li , Yuanmei Zhang , Yingyu Li , Yong Xiao , Xiaohu Ge

5G networks are required to provide very fast and reliable communications while dealing with the increase of users traffic. In Heterogeneous Networks (HetNets) assisted with Device-to-Device (D2D) communication, traffic can be offloaded to…

Networking and Internet Architecture · Computer Science 2019-05-06 Wael Jaafar , Amina Mseddi , Wessam Ajib , Halima Elbiaze

This work studies the robust design of downlink precoding for cloud radio access network (C-RAN) in the presence of asynchronism among remote radio heads (RRHs). Specifically, a C-RAN downlink system is considered in which non-ideal…

Information Theory · Computer Science 2016-09-21 Seok-Hwan Park , Osvaldo Simeone , Shlomo Shamai

The pursuit of rate maximization in wireless communication frequently encounters substantial challenges associated with user fairness. This paper addresses these challenges by exploring a novel power allocation approach for delay…

Systems and Control · Electrical Eng. & Systems 2025-05-20 Hao Fang , Kai Huang , Hao Ye , Chongtao Guo , Le Liang , Xiao Li , Shi Jin

Recently, wireless caching techniques have been studied to satisfy lower delay requirements and offload traffic from peak periods. By storing parts of the popular files at the mobile users, users can locate some of their requested files in…

Information Theory · Computer Science 2017-04-10 Yi Li , M. Cenk Gursoy , Senem Velipasalar

The recent developments in full duplex (FD) communication promise doubling the capacity of cellular networks using self interference cancellation (SIC) techniques. FD small cells with device-to-device (D2D) communication links could achieve…

Networking and Internet Architecture · Computer Science 2016-06-24 Arun Ramamurthy , Vanlin Sathya , Shrestha Ghosh , Antony Franklin , Bheemarjuna Reddy Tamma

The coded caching scheme is an efficient technique as a solution to reduce the wireless network burden during the peak times in a Device-to-Device (D2D in short) communications. In a coded caching scheme, each file block should be divided…

Information Theory · Computer Science 2017-12-19 Jinyu Wang , Minquan Cheng , Qifa Yan , Xiaohu Tang

Radio frequency (RF) energy harvesting is key in attaining perpetual lifetime for time-critical wireless powered communication networks due to full control on energy transfer, far field region, small and low-cost circuitry. In this paper,…

Signal Processing · Electrical Eng. & Systems 2020-06-23 Muhammad Shahid Iqbal , Yalcin Sadi , Sinem Coleri

In this paper, we investigate the resource allocation problem for D2D communications underlaying wireless powered communication networks, where multiple D2D pairs harvest energy from a power station equipped with multiple antennas and then…

Information Theory · Computer Science 2018-06-08 Haichao Wang , Jinlong Wang , Guoru Ding , Zhu Han

With the extensive acquisition of various mobile applications, cellular networks are facing challenges due to exponentially growing demand for high data rate, which causes a great burden on mobile core networks and backhaul links.…

Networking and Internet Architecture · Computer Science 2021-05-04 Mansour Naslcheraghi , Constant Wette , Brunilde Sanso

This paper is interested in maximizing the total throughput of cloud radio access networks (CRANs) in which multiple radio remote heads (RRHs) are connected to a central computing unit known as the cloud. The transmit frame of each RRH…

Information Theory · Computer Science 2018-01-17 Mohammed S. Al-Abiad , Ahmed Douik , Sameh Sorour , MD Jahangir Hossain

It is known that data rates in standard cellular networks are limited due to inter-cell interference. An effective solution of this problem is to use the multi-cell cooperation idea. In Cloud Radio Access Network (C-RAN), which is a…

Information Theory · Computer Science 2021-02-16 Fehmi Emre Kadan , Ali Özgür Yılmaz

This paper investigates the effectiveness of a free disaster response network (free-DRN) and an energy harvesting enabled DRN (EH-enabled DRN) enhanced by cognitive radio (CR) technology and unmanned aerial vehicles (UAVs). In the…

Signal Processing · Electrical Eng. & Systems 2025-02-11 Hossein Mohammadi Firouzjaei , Javad Zeraatkar Moghaddam , Mehrdad Ardebilipour
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