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Underlay in-band device-to-device (D2D) multicast communication, where the same content is disseminated via direct links in a group, has the potential to improve the spectral and energy efficiencies of cellular networks. However, most of…

Networking and Internet Architecture · Computer Science 2017-12-13 Ajay Bhardwaj , Samar Agnihotri

Device-to-device (D2D) communication, which enables a direct connection between users while bypassing the cellular channels to base stations (BSs), is a promising way to offload the traffic from conventional cellular networks. In D2D…

Information Theory · Computer Science 2019-11-19 Mehyar Najla , Zdenek Becvar , Pavel Mach , David Gesbert

Exploiting cognition to the cache-enabled device-to-device (D2D) communication underlaying the multi-channel cellular network is the main focus of this paper. D2D pairs perform direct communications via sensing the available cellular…

Information Theory · Computer Science 2016-07-26 Chenchen Yang , Xingya Zhao , Yao Yao , Bin Xia

In device-to-device (D2D) communication under a cell with resource sharing mode the spectrum resource utilization of the system will be improved. However, if the interference generated by the D2D user is not controlled, the performance of…

Networking and Internet Architecture · Computer Science 2025-11-04 Shi Gengtian , Takashi Koshimizu , Megumi Saito , Pan Zhenni , Liu Jiang , Shigeru Shimamoto

We aim to secure a large-scale device-to-device (D2D) network against adversaries. The D2D network underlays a downlink cellular network to reuse the cellular spectrum and is enabled for simultaneous wireless information and power transfer…

Information Theory · Computer Science 2023-02-17 Shaohan Feng , Xiao Lu , Dusit Niyato , Ekram Hossain , Sumei Sun

This paper proposes a spectrum selection scheme and a transmit power minimization scheme for a device-to-device (D2D) network cross-laid with a cloud radio access network (CRAN). The D2D communications are allowed as an overlay to the CRAN…

Signal Processing · Electrical Eng. & Systems 2024-07-17 Isuru Janith Ranawaka , Kasun T. Hemachandra , Tharaka Samarasinghe , Theshani Nuradha

In this paper, we optimize the energy efficiency (bits/s/Hz/J) of device-to-multi-device (D2MD) wireless communications. While the device-to-device scenario has been extensively studied to improve the spectral efficiency in cellular…

Networking and Internet Architecture · Computer Science 2019-08-19 Mariem Hmila , Manuel Fernández-Veiga , Miguel Rodríguez-Pérez , Sergio Herrería-Alonso

While cognitive radio enables spectrum-efficient wireless communication, radio frequency (RF) energy harvesting from ambient interference is an enabler for energy-efficient wireless communication. In this paper, we model and analyze…

Networking and Internet Architecture · Computer Science 2015-04-17 Ahmed Hamdi Sakr , Ekram Hossain

The implementation of device-to-device (D2D) underlaying or overlaying pre-existing cellular networks has received much attention due to the potential of enhancing the total cell throughput, reducing power consumption and increasing the…

Information Theory · Computer Science 2016-09-16 Andrea Abrardo , Marco Moretti

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

Non-orthogonal multiple access (NOMA) is widely viewed as a potential candidate for providing enhanced multiple access in future mobile networks by eliminating the orthogonal distribution of radio resources amongst the users. Nevertheless,…

Signal Processing · Electrical Eng. & Systems 2024-12-03 Aditya Powari , Daniel K. C. So

In this letter, we investigate the tradeoff between energy efficiency (EE) and spectral efficiency (SE) in device-to-device (D2D) communications underlaying cellular networks with uplink channel reuse. The resource allocation problem is…

Computer Science and Game Theory · Computer Science 2016-11-18 Zhenyu Zhou , Mianxiong Dong , Kaoru Ota , Jun Wu , Takuro Sato

Doubly-near-far problem in RF-powered networks can be mitigated by choosing appropriate device-to-device (D2D) communication mode and implementing energy-efficient information transfer (IT). In this work, we present a novel RF energy…

Information Theory · Computer Science 2017-09-08 Deepak Mishra , Swades De , George C. Alexandropoulos , Dilip Krishnaswamy

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

Device-to-device (D2D) communications in cellular networks are promising technologies for improving network throughput, spectrum efficiency, and transmission delay. In this paper, we first introduce the concept of guard distance to explore…

Networking and Internet Architecture · Computer Science 2016-11-17 Minming Ni , Lei Zheng , Fei Tong , Jianping Pan , Lin Cai

Recovering postdisaster communications has become a major challenge for search and rescue. Device-to-device (D2D) and device-to-vehicle (D2V) networks have drawn attention. However, due to the limited D2D coverage and onboard energy,…

Networking and Internet Architecture · Computer Science 2023-05-03 Zhengrui Huang

This paper presents a framework that enables characterizing analytically the spectral efficiency achievable by D2D (device-to-device) communication integrated with a cellular network. This framework is based on a stochastic geometry…

Information Theory · Computer Science 2016-11-17 Geordie George , Ratheesh K. Mungara , Angel Lozano

This paper proposes a centralized decision making framework at the macro base station (MBS) for device to device (D2D) communication underlaying a two-tier cellular network. We consider a D2D pair in the presence of an MBS and a femto…

Information Theory · Computer Science 2016-11-15 Yifei Huang , Ali A. Nasir , Salman Durrani , Xiangyun Zhou

Device-to-device (D2D) communications have recently emerged as a novel transmission paradigm in wireless cellular networks. D2D transmissions take place concurrently with the usual cellular connections, and thus, controlling the…

Networking and Internet Architecture · Computer Science 2021-01-26 Morteza Banagar , Behrouz Maham , Petar Popovski , Francesco Pantisano

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
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