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In limited feedback multi-user multiple-input multiple-output (MU-MIMO) cellular networks, users send quantized information about the channel conditions to the associated base station (BS) for downlink beamforming. However, channel…

Signal Processing · Electrical Eng. & Systems 2022-09-07 Yifan Ma , Xianghao Yu , Jun Zhang , S. H. Song , Khaled B. Letaief

The growth in wireless traffic and mobility of devices have congested the core network significantly. This bottleneck, along with spectrum scarcity, made the conventional cellular networks insufficient for the dissemination of large…

Networking and Internet Architecture · Computer Science 2021-04-13 Niloofar Bahadori , Mahmoud Nabil , Brian Kelley , Abdollah Homaifar

This paper addresses coordinated downlink beamforming optimization in multicell time-division duplex (TDD) systems where a small number of parameters are exchanged between cells but with no data sharing. With the goal to reach the point on…

Information Theory · Computer Science 2016-11-17 Yongming Huang , Gan Zheng , Mats Bengtsson , Kai-Kit Wong , Luxi Yang , Bjorn Ottersten

Coded caching leverages the differences in user cache memories to achieve gains that scale with the total cache size, alleviating network congestion due to high-quality content requests. Additionally, distributing transmitters over a wide…

Information Theory · Computer Science 2025-05-05 Kagan Akcay , Eleftherios Lampiris , MohammadJavad Salehi , Giuseppe Caire

In this paper, we consider the wireless broadcasting scenario with a source node sending some common information to a group of closely located users, where each link is subject to certain packet erasures. To ensure reliable information…

Information Theory · Computer Science 2015-04-20 Xiaoli Xu , Praveen Kumar M. Gandhi , Yong Liang Guan , Peter Han Joo Chong

This paper investigates the performance of millimeter wave (mmWave) communications in clustered device-to-device (D2D) networks. The locations of D2D transceivers are modeled as a Poisson Cluster Process (PCP). In each cluster, devices are…

Information Theory · Computer Science 2018-07-16 Wenqiang Yi , Yuanwei Liu , Arumugam Nallanathan

Device-to-device (D2D) communication is an enabling technology for fog computing by allowing the sharing of computation resources between mobile devices. However, temperature variations in the device CPUs affect the computation resources…

Signal Processing · Electrical Eng. & Systems 2022-01-10 Onur Karatalay , Ioannis Psaromiligkos , Benoit Champagne

Device-to-device (D2D) technology is one of the key research areas in 5G/6G networks, and full-duplex (FD) D2D will further enhance its spectral efficiency (SE). In recent years, deep learning approaches have shown remarkable performance in…

Information Theory · Computer Science 2024-01-11 Xinxin Zhang , Lei Gao

Proactive wireless caching and device to device (D2D) communication have emerged as promising techniques for enhancing users' quality of service and network performance. In this paper, we propose a new architecture for D2D caching with…

Networking and Internet Architecture · Computer Science 2018-07-04 Ramy Amer , M. Majid Butt , Mehdi Bennis , Nicola Marchetti

Today, various machine learning (ML) applications offer continuous data processing and real-time data analytics at the edge of a wireless network. Distributed real-time ML solutions are highly sensitive to the so-called straggler effect…

Machine Learning · Computer Science 2024-10-28 Nikita Zeulin , Olga Galinina , Nageen Himayat , Sergey Andreev , Robert W. Heath

Recently, stunning improvements on multi-channel speech separation have been achieved by neural beamformers when direction information is available. However, most of them neglect to utilize speaker's 2-dimensional (2D) location cues…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-05 Yanjie Fu , Meng Ge , Honglong Wang , Nan Li , Haoran Yin , Longbiao Wang , Gaoyan Zhang , Jianwu Dang , Chengyun Deng , Fei Wang

Device-to-Device (D2D) communication is expected to enable a number of new services and applications in future mobile networks and has attracted significant research interest over the last few years. Remarkably, little attention has been…

Networking and Internet Architecture · Computer Science 2016-06-07 Christoforos Vlachos , Vasilis Friderikos , Mischa Dohler

In this paper, uplink transmission of a cell-free massive multiple-input multiple-output (CF-mMIMO) system coexisting with device-to-device (D2D) communication links is investigated, under the assumption that access points (APs) are…

Information Theory · Computer Science 2024-10-30 Hamed Masoumi , Mohammad Javad Emadi , Stefano Buzzi

This paper studies energy efficiency maximization in device-to-device (D2D) communications underlaying cellular networks in millimeter-wave (mm-wave) band. A stochastic geometry framework has been used to extract the results. First,…

Signal Processing · Electrical Eng. & Systems 2020-06-08 Negar Zabetian , Abbas Mohammadi , Mohammad Kazemi

This paper proposes Leader in Charge (LiC), a reliable multicast architecture for device-to-device (D2D) radio underlaying cellular networks. The multicast-requesting user equipments (UEs) in close proximity form a D2D cluster to receive…

Multimedia · Computer Science 2012-03-06 Wei Yang , Wanlu Sun , Lihua Li

Multicast beamforming is a key technology for next-generation wireless cellular networks to support high-rate content distribution services. In this paper, the coordinated downlink multicast beamforming design in multicell networks is…

Information Theory · Computer Science 2017-07-13 L. Zhou , L. Zheng , X. Wang , W. Jiang , W. Luo

Utilizing device-to-device (D2D) connections among mobile devices is promising to meet the increasing throughput demand over cellular links. In particular, when mobile devices are in close proximity of each other and are interested in the…

Networking and Internet Architecture · Computer Science 2017-12-12 Yasaman Keshtkarjahromi , Hulya Seferoglu , Rashid Ansari , Ashfaq Khokhar

Intelligent reflecting surface (IRS) and device-to-device (D2D) communication are two promising technologies for improving transmission reliability between transceivers in communication systems. In this paper, we consider the design of…

Information Theory · Computer Science 2022-07-12 Jing Cheng , Chao Shen , Zheng Chen , Nikolaos Pappas

In the conventional cellular system, devices are not allowed to communicate directly with each other in the licensed cellular bandwidth and all communications take place through the base stations. The users requirements has led the…

Networking and Internet Architecture · Computer Science 2025-10-30 K Prajwal , Tharun K , Navaneeth P , Ishwar Mandal , Kiran M

Device-to-device (D2D) communication enables us to spread information in the local area without infrastructure support. In this paper, we focus on information spreading in mobile wireless networks where all nodes move around. The source…

Networking and Internet Architecture · Computer Science 2014-06-04 Jinho Choi , Seung Min Yu , Seong-Lyun Kim
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