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The backhaul traffic is becoming a major concern in wireless and cellular networks (e.g., 4G-LTE and 5G) with the increasing demands for online video streaming. Caching the popular content in the cache memory of the network users (e.g.,…

Information Theory · Computer Science 2017-09-20 Ali Tebbi , Chi Wan Sung

Device-to-device (D2D) communications is seen as a major technology to overcome the imminent wireless capacity crunch and to enable novel application services. In this paper, we propose a novel, social-aware approach for optimizing D2D…

Social and Information Networks · Computer Science 2015-10-19 Yanru Zhang , Lingyang Song , Walid Saad , Zaher Dawy , Zhu Han

A device-to-device (D2D) wireless network is considered, where user devices also have the ability to cache content. In such networks, users are mobile and communication links can be spontaneously activated and dropped depending on the…

Networking and Internet Architecture · Computer Science 2016-11-09 Chedia Jarray , Anastasios Giovanidis

We propose a time-division uplink transmission scheme that is applicable to future cellular systems by introducing hybrid device-to-device (D2D) and infrastructure cooperation. We analyze its spectral efficiency and outage performance and…

Information Theory · Computer Science 2024-10-30 Ahmad Abu Al Haija , Mai Vu

Caching data files directly on mobile user devices combined with device-to-device (D2D) communications has recently been suggested to improve the capacity of wireless net6works. We investigate the performance of regenerating codes in terms…

Networking and Internet Architecture · Computer Science 2014-11-07 Joonas Pääkkönen , Camilla Hollanti , Olav Tirkkonen

Multi-way and device-to-device (D2D) communications are currently considered for the design of future communication systems. Unmanned aerial vehicles (UAVs) can be effectively deployed to extend the communication range of D2D networks. To…

Information Theory · Computer Science 2018-05-22 Jaber Kakar , Anas Chaaban , Vuk Marojevic , Aydin Sezgin

Aiming to minimize service delay, we propose a new random caching scheme in device-to-device (D2D)-assisted heterogeneous network. To support diversified viewing qualities of multimedia video services, each video file is encoded into a base…

Networking and Internet Architecture · Computer Science 2021-07-07 Xuewei Zhang , Tiejun Lv , Yuan Ren , Wei Ni , Norman C. Beaulieu

Wireless device-to-device (D2D) communication underlaying cellular network is a promising concept to improve user experience and resource utilization. Unlike traditional D2D communication where two mobile devices in the proximity establish…

Networking and Internet Architecture · Computer Science 2015-08-07 Monowar Hasan , Ekram Hossain

The performance of downlink massive multiple-input-multiple-output networks with co-channel device-to-device communications is investigated in this paper. Specifically, we consider a cellular network with sufficient number of antennas at…

Information Theory · Computer Science 2019-04-18 Zezhong Zhang , Zehua Zhou , Rui Wang , Yang Li

Caching at the network edge has emerged as a viable solution for alleviating the severe capacity crunch in modern content centric wireless networks by leveraging network load-balancing in the form of localized content storage and delivery.…

Information Theory · Computer Science 2016-06-15 Avik Sengupta , Ravi Tandon

We address the problem of distributed resource allocation for multicast communication in device-to-device (D2D) enabled underlay cellular networks. The optimal resource allocation is crucial for maximizing the performance of such networks,…

Networking and Internet Architecture · Computer Science 2023-09-27 Mohd Saif Ali Khan , Ajay Bhardwaj , Samar Agnihotri

Collaborative perception improves 3D understanding by fusing multi-agent observations, yet intermediate-feature sharing faces strict bandwidth constraints as dense BEV features saturate V2X links. We observe that collaborators view the same…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Yuankun Zeng , Shaohui Li , Zhi Li , Shulan Ruan , Yu Liu , You He

This paper analyses a scenario where a Device-To-Device (D2D) pair coexists with an Orthogonal Frequency Division Multiplexing (OFDM) based incumbent network. D2D transmitter communicates in parts of spectrum left free by cellular users,…

Information Theory · Computer Science 2016-11-15 Quentin Bodinier , Arman Farhang , Faouzi Bader , Hamed Ahmadi , Jacques Palicot , Luiz A. DaSilva

Enabling technologies for 5G and future wireless communication have attracted the interest of industry and research communities. One of such technologies is Device-to-Device (D2D) communication which exploits user proximity to offer…

Networking and Internet Architecture · Computer Science 2018-10-19 Uyoata Uyoata , Mqhele Dlodlo

Cell association in cellular networks is an important aspect that impacts network capacity and eventually quality of experience. The scope of this work is to investigate the different and generalized cell association (CAS) strategies for…

Networking and Internet Architecture · Computer Science 2016-11-15 Hisham Elshaer , Christoforos Vlachos , Vasilis Friderikos , Mischa Dohler

In this paper, we study an energy efficiency maximization problem in uplink for D2D communications underlaid with cellular networks on multiple bands. Utilizing stochastic geometry, we derive closed-form expressions for the average sum…

Signal Processing · Electrical Eng. & Systems 2019-09-11 Negar Zabetian , Abbas Mohammadi , Meysam Masoudi

Integrated sensing and communication (ISAC) is an emerging technology in next-generation communication networks. However, the communication performance of the ISAC system may be severely affected by interference from the radar system if the…

Signal Processing · Electrical Eng. & Systems 2024-08-20 Zhenyu Xue , Yuang Chen , Hancheng Lu , Baolin Chong , Wanqing Long

In this paper, we consider a cooperative device-todevice (D2D) communication system, where the D2D transmitters (DTs) act as relays to assist the densified cellular network users (CUs) for transmission quality of service (QoS) improvement.…

Information Theory · Computer Science 2020-12-08 Yiling Yuan , Tao Yang , Yulin Hu , Hui Feng , Bo Hu

As an alternative to downloading content from a cellular access network, mobile devices could be used to store data files and distribute them through device-to-device (D2D) communication. We consider a D2D-based storage community that is…

Networking and Internet Architecture · Computer Science 2013-09-25 J. Pääkkönen , C. Hollanti , O. Tirkkonen

In this paper, we study the resource allocation problem for a cooperative device-to-device (D2D)-enabled wireless caching network, where each user randomly caches popular contents to its memory and shares the contents with nearby users…

Information Theory · Computer Science 2018-08-22 Jiaqi Liu , Shengjie Guo , Sa Xiao , Miao Pan , Xiangwei Zhou , Geoffrey Ye Li , Gang Wu , Shaoqian Li