中文
相关论文

相关论文: Mitigation of Misalignment Errors Over Inter-Satel…

200 篇论文

The advance in RF energy transfer and harvesting technique over the past decade has enabled wireless energy replenishment for electronic devices, which is deemed as a promising alternative to address the energy bottleneck of conventional…

信息论 · 计算机科学 2015-01-06 Xiao Lu , Ian Flint , Dusit Niyato , Nicolas Privault , Ping Wang

This paper is related to our previous works [1][2] on the error estimate of the averaging technique, for systems with one fast angular variable. In the cited references, a general method (of mixed analytical and numerical type) has been…

数学物理 · 物理学 2011-02-22 Carlo Morosi , Livio Pizzocchero

In this paper, outage probability (OP) of a joint transmit and receive antenna selection (JTRAS) scheme is analyzed in multiple-input multiple-output non orthogonal multiple access based downlink energy harvesting (EH) relaying networks. In…

信号处理 · 电气工程与系统科学 2022-09-07 Mahmoud Aldababsa , Ertugrul Basar

In this paper, we study multi-user multi-antenna wireless power transfer (WPT) systems, where each antenna at the energy harvesting (EH) nodes is connected to a dedicated non-linear rectifier. We propose an optimal transmit strategy which…

信息论 · 计算机科学 2021-05-12 Nikita Shanin , Laura Cottatellucci , Robert Schober

In this paper, we propose a novel wireless scheme that integrates satellite, airborne, and terrestrial networks aiming to support ground users. More specifically, we study the enhancement of the achievable users' throughput assisted with…

网络与互联网体系结构 · 计算机科学 2019-12-10 Ahmad Alsharoa , Mohamed-Slim Alouini

This paper explores the potential of wireless power transfer (WPT) in massive multiple input multiple output (MIMO) aided heterogeneous networks (HetNets), where massive MIMO is applied in the macrocells, and users aim to harvest as much…

信息论 · 计算机科学 2016-11-17 Yongxu Zhu , Lifeng Wang , Kai-Kit Wong , Shi Jin , Zhongbin Zheng

In this paper, we develop a tractable analytical framework for a three-dimensional (3D) indoor terahertz (THz) communication system to theoretically assess the impact of the pointing error on its coverage performance. Specifically, we model…

信号处理 · 电气工程与系统科学 2026-01-30 Zhifeng Tang , Nan Yang , Xiangyun Zhou , Salman Durrani , Markku Juntti , Josep Miquel Jornet

We consider the theoretical maximum extractable average power from an energy harvesting device attached to a vibrating table which provides a unidirectional displacement $A\sin(\omega t)$. The total mass of moving components in the device…

应用物理 · 物理学 2020-05-18 Sankalp Tiwari , C. P. Vyasarayani , Anindya Chatterjee

We propose adjustable phase shift pilots (APSPs) for channel acquisition in wideband massive multiple-input multiple-output (MIMO) systems employing orthogonal frequency division multiplexing (OFDM) to reduce the pilot overhead. Based on a…

信息论 · 计算机科学 2016-02-23 Li You , Xiqi Gao , A. Lee Swindlehurst , Wen Zhong

As Internet of Things (IoT) devices proliferate, sustainable methods for powering them are becoming indispensable. The wireless provision of power enables battery-free operation and is crucial for complying with weight and size…

信息论 · 计算机科学 2024-06-04 Kenneth M. Mayer , Laura Cottatellucci , Robert Schober

Radio frequency (RF) wireless power transfer (WPT) is a promising technology for future wireless systems. However, the low power transfer efficiency (PTE) is a critical challenge for practical implementations. One of the main inefficiency…

信号处理 · 电气工程与系统科学 2024-11-21 Amirhossein Azarbahram , Onel L. A. López , Matti Latva-Aho

In conventional inductive wireless power devices, the energy is transferred via only reactive near fields, which is equivalent to non-radiative F\"orster energy transfer in optics. Radiation from transmitting and receiving coils is usually…

应用物理 · 物理学 2023-02-07 N. Ha-Van , C. R. Simovski , F. S. Cuesta , P. Jayathurathnage , S. A. Tretyakov

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…

信息论 · 计算机科学 2020-02-06 Nasrin Razmi , Mehdi Mahdavi , Mohammadali Mohammadi , Petar Popovski

Large-scale distributed antenna systems with many access points (APs) that serve the users by coherent joint transmission is being considered for 5G-and-beyond networks. The technology is called Cell-free Massive MIMO and can provide a more…

信息论 · 计算机科学 2020-06-30 Trinh Van Chien , Emil Björnson , Erik G. Larsson

In this paper, the performance of a dual-hop energy harvesting-based fixed-gain amplify-and-forward (AF) relaying communication system, subject to fading impairments, is investigated. We consider a source node ($S$) communicating with a…

Ambient RF (Radio Frequency) energy harvesting technique has recently been proposed as a potential solution to provide proactive energy replenishment for wireless devices. This paper aims to analyze the performance of a battery-free…

信息论 · 计算机科学 2016-11-26 Ian Flint , Xiao Lu , Nicolas Privault , Dusit Niyato , Ping Wang

Low earth orbit (LEO) satellites are a key technology to enable connectivity for rural and remote users. Communication satellites in LEO can provide coverage to much larger areas than terrestrial or aerial systems, while offering improved…

信息论 · 计算机科学 2026-04-20 Lachlan Drake , Lawrence Ong , Duy T. Ngo

In this paper, we consider a solar-powered Access Point (AP) that is tasked with supporting both non-energy harvesting or legacy data users such as laptops, and devices with Radio Frequency (RF)-energy harvesting and sensing capabilities.…

网络与互联网体系结构 · 计算机科学 2021-12-22 Yizhou Luo , Kwan-Wu Chin

This paper investigates uplink transmission from a single-antenna mobile phone to a cluster of satellites, emphasizing the role of inter-satellite links (ISLs) in facilitating cooperative signal detection. The study focuses on non-ideal…

信号处理 · 电气工程与系统科学 2025-02-04 Zohre Mashayekh Bakhsh , Yasaman Omid , Gaojie Chen , Farbod Kayhan , Yi Ma , Rahim Tafazolli

A mega-constellation of low-altitude earth orbit (LEO) satellites (SATs) and burgeoning unmanned aerial vehicles (UAVs) are promising enablers for high-speed and long-distance communications in beyond fifth-generation (5G) systems.…

网络与互联网体系结构 · 计算机科学 2020-10-21 Ju-Hyung Lee , Jihong Park , Mehdi Bennis , Young-Chai Ko