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Multiple quadrotor unmanned aerial vehicle (UAV) systems have garnered widespread research interest and fostered tremendous interesting applications, especially in multi-constrained pursuit-evasion games (MC-PEG). The Cooperative Evasion…

人工智能 · 计算机科学 2025-06-24 Xiang Yuming , Li Sizhao , Li Rongpeng , Zhao Zhifeng , Zhang Honggang

The use of a large excess of service antennas brings a variety of performance benefits to distributed MIMO C-RAN, but the corresponding high fronthaul data loads can be problematic in practical systems with limited fronthaul capacity. In…

信息论 · 计算机科学 2022-02-01 Fred Wiffen , Woon Hau Chin , Angela Doufexi

In a multistatic cloud radar system, receive sensors measure signals sent by a transmit element and reflected from a target and possibly clutter, in the presence of interference and noise. The receive sensors communicate over non-ideal…

信息论 · 计算机科学 2016-01-13 Seongah Jeong , Shahrouz Khalili , Osvaldo Simeone , Alexander Haimovich , Joonhyuk Kang

The diagonalization of a conventional multiple-input multiple-output (MIMO) channel into parallel and independent subchannels via singular value decomposition (SVD) is a fundamental strategy that allows the MIMO channel capacity to be…

信息论 · 计算机科学 2018-02-27 Liang Liu , Pratik Patil , Wei Yu

In this paper, we investigate the unmanned aerial vehicle (UAV)-aided simultaneous uplink and downlink transmission networks, where one UAV acting as a disseminator is connected to multiple access points, and the other UAV acting as a base…

信息论 · 计算机科学 2020-06-16 Meng Hua , Luxi Yang , Qingqing Wu , A. Lee Swindlehurst

The paper aims to design cross-layer optimal scheduling algorithms for cooperative multi-hop Cognitive Radio Networks (CRNs), where secondary users (SUs) assist primary user (PU)'s multi-hop transmissions and in return gain authorization to…

网络与互联网体系结构 · 计算机科学 2011-06-06 Dongyue Xue , Eylem Ekici

The downlink of symmetric Cloud Radio Access Networks (C-RANs) with multiple relays and a single receiver is studied. Lower and upper bounds are derived on the capacity. The lower bound is achieved by Marton's coding which facilitates…

信息论 · 计算机科学 2018-02-14 Shirin Saeedi Bidokhti , Gerhard Kramer , Shlomo Shamai

In disaster scenarios, establishing robust emergency communication networks is critical, and unmanned aerial vehicles (UAVs) offer a promising solution to rapidly restore connectivity. However, organizing UAVs to form multi-hop networks in…

多智能体系统 · 计算机科学 2026-03-19 Yanggang Xu , Jirong Zha , Weijie Hong , Xiangmin Yi , Geng Chen , Jianfeng Zheng , Chen-Chun Hsia , Xinlei Chen

Providing a stable connectivity in maritime communications is of utmost importance to unleash the full potential of smart ports. Nonetheless, due to the crowded nature of harbor environments, it is likely that some ships are shadowed by…

One of the key enablers for the realization of a variety of unmanned aerial vehicle (UAV)-based systems is the high-performance communication system linking many UAVs and ground station. We have proposed a spectrum-efficient full-duplex…

信息论 · 计算机科学 2022-11-07 Tao Yu , Kento Kajiwara , Kiyomichi Araki , Kei Sakaguchi

Unmanned aerial vehicles (UAVs) are the emerging vital components of millimeter wave (mmWave) wireless systems. Accurate beam alignment is essential for efficient beam-based mmWave communications of UAVs with base stations (BSs).…

信号处理 · 电气工程与系统科学 2021-10-14 Susarla Praneeth , Gouda Bikshapathi , Deng Yansha , Juntti Markku , Silven Olli , Tolli Antti

We consider a multi-way relay network with an orthogonal uplink and correlated sources, and we characterise reliable communication (in the usual Shannon sense) with a single-letter expression. The characterisation is obtained using a joint…

信息论 · 计算机科学 2013-09-18 Roy Timo , Gottfried Lechner , Lawrence Ong , Sarah J. Johnson

The cloud radio access network (C-RAN) provides high spectral and energy efficiency performances, low expenditures and intelligent centralized system structures to operators, which has attracted intense interests in both academia and…

信息论 · 计算机科学 2014-10-30 Jian Li , Mugen Peng , Aolin Cheng , Yuling Yu , Chonggang Wang

Opportunistic Networks (OppNets) employ the Store-Carry-Forward (SCF) paradigm to maintain communication during intermittent connectivity. However, routing performance suffers due to dynamic topology changes, unpredictable contact patterns,…

网络与互联网体系结构 · 计算机科学 2026-02-18 Meisam Sharifi Sani , Saeid Iranmanesh , Raad Raad , Faisel Tubbal

Recently, Unmanned Aerial Vehicles (UAVs) have shown impressive performance in many critical applications, such as surveillance, search and rescue operations, environmental monitoring, etc. In many of these applications, the UAVs capture…

分布式、并行与集群计算 · 计算机科学 2023-05-26 Marwan Dhuheir , Aiman Erbad , Sinan Sabeeh

In upcoming 6G networks, unmanned aerial vehicles (UAVs) are expected to play a fundamental role by acting as mobile base stations, particularly for demanding vehicle-to-everything (V2X) applications. In this scenario, one of the most…

机器人学 · 计算机科学 2024-02-07 Leonardo Spampinato , Enrico Testi , Chiara Buratti , Riccardo Marini

This paper introduces a relay-assisted solution for downlink communications in a mixed system of Radio Frequency (RF) and Underwater Optical Wireless Communications (UOWC) technologies. During the initial downlink phase, data transmission…

系统与控制 · 电气工程与系统科学 2024-07-04 Tijana Devaja , Milica Petkovic , Marko Beko , Dejan Vukobratovic

A key problem in the design of cloud radio access networks (CRANs) is that of devising effective baseband compression strategies for transmission on the fronthaul links connecting a remote radio head (RRH) to the managing central unit (CU).…

网络与互联网体系结构 · 计算机科学 2015-10-07 Eunhye Heo , Osvaldo Simeone , Hyuncheol Park

In different situations, like disaster communication and network connectivity for rural locations, unmanned aerial vehicles (UAVs) could indeed be utilized as airborne base stations to improve both the functionality and coverage of…

网络与互联网体系结构 · 计算机科学 2026-01-21 Shahid Rasool , Irfan Ullah , Abid Ali , Ishtiaq Ahmad

In this paper, we study the stochastic optimization of cloud radio access networks (C-RANs) by joint remote radio head (RRH) activation and beamforming in the downlink. Unlike most previous works that only consider a static optimization…

信息论 · 计算机科学 2016-11-15 Jian Li , Jingxian Wu , Mugen Peng , Ping Zhang