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相关论文: Energy Efficiency Optimization for Device-to-Devic…

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This letter investigates the power control and channel assignment problem in device-to-device (D2D) communications underlaying a non-orthogonal multiple access (NOMA) cellular network. With the successive interference cancellation decoding…

信息论 · 计算机科学 2017-10-17 Yijin Pan , Cunhua Pan , Zhaohui Yang , Ming Chen

This paper investigates the physical layer security issue of a device-to-device (D2D) underlaid cellular system with a multi-antenna base station (BS) and a multi-antenna eavesdropper. To investigate the potential of D2D communication in…

信息论 · 计算机科学 2018-09-11 Hao Xu , Cunhua Pan , Wei Xu , Jianfeng Shi , Ming Chen , Wei Heng

Device-to-device (D2D) communication is a promising approach to optimize the utilization of air interface resources in 5G networks, since it allows decentralized opportunistic short-range communication. For D2D to be useful, mobile nodes…

信息论 · 计算机科学 2016-11-15 Derya Malak , Mazin Al-Shalash , Jeffrey G. Andrews

The increasing traffic demand in cellular networks has recently led to the investigation of new strategies to save precious resources like spectrum and energy. A possible solution employs direct device-to-device (D2D) communications, which…

网络与互联网体系结构 · 计算机科学 2024-10-30 Federico Librino , Giorgio Quer

Device-to-device (D2D) communications is expected to be a critical enabler of distributed computing in edge networks at scale. A key challenge in providing this capability is the requirement for judicious management of the heterogeneous…

信号处理 · 电气工程与系统科学 2022-08-17 Junghoon Kim , Taejoon Kim , Morteza Hashemi , Christopher G. Brinton , David J. Love

The work presented in this paper deals with the issue of massive demands for higher capacity. For that matter, we investigate the spectrum resource management in outdoor mmWave cell for the uplink of cellular and D2D communications. Indeed,…

网络与互联网体系结构 · 计算机科学 2016-05-20 Zeineb Guizani , Noureddine Hamdi

In spite of its potential advantages, the large-scale implementation of the device-to-device (D2D) communications has yet to be realized, mainly due to severe interference and lack of enough bandwidth in the microwave ($\mu$W) band.…

信息论 · 计算机科学 2018-02-12 Niloofar Bahadori , Nima Namvar , Brian Kelley , Abdollah Homaifar

Compared to current mobile networks, next-generation mobile networks are expected to support higher numbers of simultaneously connected devices and to achieve higher system spectrum efficiency and lower power consumption. To achieve these…

网络与互联网体系结构 · 计算机科学 2017-02-23 Kuo-Yi Chen , Jung-Chun Kao , Si-An Ciou , Shih-Han Lin

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…

信号处理 · 电气工程与系统科学 2020-11-11 Hung V. Vu , Tho Le-Ngoc

In this paper, we analyze and optimize the energy efficiency of downlink cellular networks. With the aid of tools from stochastic geometry, we introduce a new closed-form analytical expression of the potential spectral efficiency…

信息论 · 计算机科学 2018-01-24 Marco Di Renzo , Alessio Zappone , Thanh Tu Lam , Merouane Debbah

This paper considers the joint power control and resource allocation for a device-to-device (D2D) underlay cellular system with a multi-antenna BS employing ADCs with different resolutions. We propose a four-step algorithm that optimizes…

信息论 · 计算机科学 2019-05-10 Muralikrishnan Srinivasan , Athira Subhash , Sheetal Kalyani

Device-to-device (D2D) technology enables direct communication between adjacent devices within cellular networks. Due to its high data rate, low latency, and performance improvement in spectrum and energy efficiency, it has been widely…

网络与互联网体系结构 · 计算机科学 2024-10-07 Yang Yu , Xiaoqing Tang

This paper considers full-duplex (FD) device-to-device (D2D) communications in a downlink MISO cellular system in the presence of multiple eavesdroppers. The D2D pair communicate sharing the same frequency band allocated to the cellular…

信息论 · 计算机科学 2017-09-08 Muhammad R. A. Khandaker , Christos Masouros , Kai-Kit Wong

This paper studies a wireless powered mobile edge computing (MEC) system with device-to-device (D2D)-enabled task offloading. In this system, a set of distributed multi-antenna energy transmitters (ETs) use collaborative energy beamforming…

信息论 · 计算机科学 2019-11-01 Dixiao Wu , Feng Wang , Xiaowen Cao , Jie Xu

With the increase in mobile traffic and the bandwidth demand, Device-to-Device (D2D) communication underlaying Long Term Evolution (LTE) networks has gained tremendous interest by the researchers, cellular operators and equipment…

网络与互联网体系结构 · 计算机科学 2016-12-12 Bighnaraj Panigrahi , Rashmi Ramamohan , Hemant Kumar Rath , Anantha Simha

Emerging device centric systems (DCS) such as device-to-device (D2D) communications are considered as a standard part of future mobile networks, where operators/consumers involve the devices in direct communication to improve the cellular…

网络与互联网体系结构 · 计算机科学 2017-04-03 Muhammad Z. Shakir , Muhammad Ismail , Xianbin Wang , Khalid A. Qaraqe , Erchin Serpedin

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…

信息论 · 计算机科学 2018-06-08 Haichao Wang , Jinlong Wang , Guoru Ding , Zhu Han

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,…

网络与互联网体系结构 · 计算机科学 2023-05-03 Zhengrui Huang

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…

信息论 · 计算机科学 2016-09-16 Andrea Abrardo , Marco Moretti

Device-to-device (D2D) communications can result in spectral efficiency (SE) improvement of cellular networks when interference is addressed properly. For further improvement of overall network sum-rate, it can be assumed that multiple D2D…

信息论 · 计算机科学 2021-12-21 Mohammad Hossein Bahonar , Mohammad Javad Omidi