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相关论文: On the Uplink SINR Meta Distribution of UAV-assist…

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The use of drone small cells (DSCs) has recently drawn significant attentions as one key enabler for providing air-to-ground communication services in various situations. This paper investigates the co-channel deployment of dense DSCs,…

信号处理 · 电气工程与系统科学 2018-06-08 Zihe Zhang , Lixin Li , Wei Liang , Xu Li , Ang Gao , Wei Chen , Zhu Han

Driven by the recent advancement in unmanned aerial vehicle (UAV) technology, this paper proposes a new wireless network architecture of \emph{coordinate multipoint (CoMP) in the sky} to harness both the benefits of interference mitigation…

信息论 · 计算机科学 2018-03-01 Liang Liu , Shuowen Zhang , Rui Zhang

This paper investigates full-duplex unmanned aerial vehicle (UAV) aided small cell wireless systems, where the UAV serving as the base station (BS) is designed to transmit data to the downlink users and receive data from the uplink users…

信息论 · 计算机科学 2019-12-11 Meng Hua , Luxi Yang , Cunhua Pan , Arumugam Nallanathan

This letter proposes a joint pilot and payload power allocation (JPA) scheme to mitigate the error propagation problem for uplink multiple-input multiple-output non-orthogonal multiple access (MIMO-NOMA) systems. A base station equipped…

信息论 · 计算机科学 2018-01-25 Zhiqiang Wei , Derrick Wing Kwan Ng , Jinhong Yuan

In this paper we consider a collection of single-antenna ground nodes communicating with a multi-antenna unmanned aerial vehicle (UAV) over a multiple-access ground-to-air wireless communications link. The UAV uses beamforming to mitigate…

信息论 · 计算机科学 2015-03-19 Feng Jiang , A. Lee Swindlehurst

Cell-free wireless networks have attracted significant interest for their ability to eliminate cell-edge effects and deliver uniformly high service quality through macro-diversity. In this paper, we develop an algorithm to jointly optimize…

信息论 · 计算机科学 2026-04-07 Achini Jayawardane , Rajitha Senanayake , Erfan Khordad , Jamie Evans

In this letter, we study multiuser communication systems enabled by an unmanned aerial vehicle (UAV) that is equipped with a directional antenna of adjustable beamwidth. We propose a fly-hover-and-communicate protocol where the ground…

信息论 · 计算机科学 2017-11-08 Haiyun He , Shuowen Zhang , Yong Zeng , Rui Zhang

In order to overcome the inherent latency in multi-user unmanned aerial vehicle (UAV) networks with orthogonal multiple access (OMA). In this paper, we investigate the UAV enabled uplink non-orthogonal multiple access (NOMA) network, where…

信号处理 · 电气工程与系统科学 2019-08-27 Jinhui Lu , Yuntian Wang , Tingting Liu , Zhihong Zhuang , Xiaobo Zhou , Feng Shu , Zhu Han

This paper investigates unmanned aerial vehicle (UAV)-aided wireless powered communication network (WPCN) systems where a mobile access point (AP) at the UAV serves multiple energy-constrained ground terminals (GTs). Specifically, the UAVs…

信息论 · 计算机科学 2018-01-10 Junhee Park , Hoon Lee , Subin Eom , Inkyu Lee

This paper proposes a joint transmitter-receiver design to minimize the weighted sum power under the post-processing signal-to-interference-and-noise ratio (post-SINR) constraints for all subchannels. Simulation results demonstrate that the…

信息论 · 计算机科学 2009-09-29 P. Ma , W. Wang , X. Zhao , K. Zheng

The growing use of aerial user equipments (UEs) in various applications requires ubiquitous and reliable connectivity for safe control and data exchange between these devices and ground stations. Key questions that need to be addressed when…

网络与互联网体系结构 · 计算机科学 2019-04-30 Mohammad Mahdi Azari , Fernando Rosas , Sofie Pollin

A fine-grained analysis of the cache-enabled networks is crucial for system design. In this paper, we focus on the meta distribution of the signal-to-interference-plus-noise-ratio (SINR) in the mmWave heterogeneous networks where the base…

信息论 · 计算机科学 2020-09-17 Le Yang , Fu-Chun Zheng , Shi Jin

This article investigates the performance of uplink rate splitting multiple access (RSMA) in a two-user scenario, addressing an under-explored domain compared to its downlink counterpart. With the increasing demand for uplink communication…

信号处理 · 电气工程与系统科学 2026-04-21 Farjam Karim , Nurul Huda Mahmood , Arthur S. de Sena , Deepak Kumar , Bruno Clerckx , Matti Latva-aho

We study the stability of wireless networks under stochastic arrival processes of packets, and design efficient, distributed algorithms that achieve stability in the SINR (Signal to Interference and Noise Ratio) interference model.…

网络与互联网体系结构 · 计算机科学 2012-10-18 Eyjolfur I. Asgeirsson , Magnus M. Halldorsson , Pradipta Mitra

LTEs uplink (UL) efficiency critically depends on how the interference across different cells is controlled. The unique characteristics of LTEs modulation and UL resource assignment poses considerable challenges in achieving this goal…

网络与互联网体系结构 · 计算机科学 2013-09-11 Supratim Deb , Pantelis Monogioudis

A K-tier heterogeneous mmWave uplink cellular network with clustered user equipments (UEs) is considered in this paper. In particular, UEs are assumed to be clustered around small-cell base stations (BSs) according to a Gaussian…

信息论 · 计算机科学 2021-05-10 Xueyuan Wang , M. Cenk Gursoy

In this paper we consider the problem of communication scheduling in wireless networks with respect to the SINR(Signal to Interference plus Noise Ratio) constraint in metric spaces. The nodes are assigned linear powers, i.e. for each sender…

网络与互联网体系结构 · 计算机科学 2011-07-26 Tigran Tonoyan

We study the performance of wireless links for a class of Poisson networks, in which packets arrive at the transmitters following Bernoulli processes. By combining stochastic geometry with queueing theory, two fundamental measures are…

信息论 · 计算机科学 2020-07-22 Howard H. Yang , Tony Q. S. Quek , H. Vincent Poor

By exploiting the degree of freedom on the altitude, unmanned aerial vehicle (UAV) communication can provide ubiquitous communication for future wireless networks. In the case of concurrent transmission of multiple UAVs, the directional…

系统与控制 · 电气工程与系统科学 2023-07-25 Weihao Wang , Zesong Fei , Jing Guo , Salman Durrani , Halim Yanikomeroglu

In this paper, we introduce a novel mathematical framework for assessing the performance of joint communication and sensing (JCAS) in wireless networks, employing stochastic geometry as an analytical tool. We focus on deriving the meta…

信息论 · 计算机科学 2024-04-03 Kun Ma , Chenyuan Feng , Giovanni Geraci , Howard H. Yang