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This paper studies the performance of some state-of-the-art cooperative full-duplex relaying protocols in the context of a large wireless network modelled using stochastic geometry tools. We investigate the outage behaviour for different…

Information Theory · Computer Science 2018-01-12 Andres Altieri , Pablo Piantanida

The emergence of dense, mission-driven aerial networks supporting the low-altitude economy presents unique communication challenges, including extreme channel dynamics and severe cross-tier interference. Traditional reactive communication…

Signal Processing · Electrical Eng. & Systems 2026-02-12 Junting Chen , Bowen Li , Hao Sun , Shuguang Cui , Nikolaos Pappas

We propose a physical layer (PHY) caching scheme for wireless adhoc networks. The PHY caching exploits cache-assisted multihop gain and cache-induced dual-layer CoMP gain, which substantially improves the throughput of wireless adhoc…

Information Theory · Computer Science 2015-10-20 An Liu , Vincent Lau

The cooperative automatic repeat request (C-ARQ) is a link layer relaying protocol which exploits the spatial diversity and allows the relay node to retransmit the source data packet to the destination, when the latter is unable to decode…

Information Theory · Computer Science 2009-02-17 Morteza Mardani , Jalil S. Harsini , Farshad Lahouti

In cognitive radio networks, spectrum sensing is a crucial technique to discover spectrum opportunities for the Secondary Users (SUs). The quality of spectrum sensing is evaluated by both sensing accuracy and sensing efficiency. Here,…

Emerging Technologies · Computer Science 2013-04-23 Yi Liu , Shengli Xie , Rong Yu , Yan Zhang , Chau Yuen

Physical layer network coding (PLNC) has the potential to improve throughput of multi-hop networks. However, most of the works are focused on the simple, three-node model with two-way relaying, not taking into account the fact that there…

Information Theory · Computer Science 2016-11-18 Hironori Fukui , Hiroyuki Yomo , Petar Popovski

Non-orthogonal multiple access (NOMA) and the cooperative relaying systems are two of the promising techniques to meet requirements of future wireless networks such as high spectral efficiency and wide coverage area. On the other hand, the…

Information Theory · Computer Science 2020-09-30 Ferdi Kara

Offering of different attractive opportunities by different wireless technologies trends the convergence of heterogeneous networks for the future wireless communication system. To make a seamless handover among the heterogeneous networks,…

Multimedia · Computer Science 2011-03-07 Mostafa Zaman Chowdhury , Yeong Min Jang

In scenarios where devices are too small to support MIMO antenna arrays, symbol-level cooperation may be used to pool the resources of distributed single-antenna devices to create a virtual MIMO antenna array. We address design fundamentals…

Information Theory · Computer Science 2011-09-23 Christopher Hunter , Ashutosh Sabharwal

Wireless Mesh Networks improve their capacities by equipping mesh nodes with multi-radios tuned to non-overlapping channels. Hence the data forwarding between two nodes has multiple selections of links and the bandwidth between the pair of…

Networking and Internet Architecture · Computer Science 2016-08-12 Jianjun Yang , Ju Shen , Ping Guo , Bryson Payne , Tongquan Wei

In this paper, we propose a novel adaptive carrier sense multiple access scheme with collision avoidance (CSMA/CA) to perform efficient and reliable data transfer with increased throughput across multiple coexisting wireless body area…

Networking and Internet Architecture · Computer Science 2018-03-18 Samiya M. Shimly , David B. Smith , Samaneh Movassaghi

The ideas of wireless network coding at the physical layer promise high throughput gains in wireless systems with relays and multi-way traffic flows. This gain can be ascribed to two principles: (1) joint transmission of multiple…

Information Theory · Computer Science 2010-11-30 Chan Dai Truyen Thai , Petar Popovski , Megumi Kaneko , Elisabeth de Carvalho

This paper proposes a fully decentralized peer-to-peer overlay structure GeoP2P, to facilitate geographic location based search and retrieval of information. Certain limitations of centralized geographic indexes favor peer-to-peer…

Networking and Internet Architecture · Computer Science 2009-03-24 Shah Asaduzzaman , Gregor v. Bochmann

Cooperative overtaking is believed to have the capability of improving road safety and traffic efficiency by means of the real-time information exchange between traffic participants, including road infrastructures, nearby vehicles and…

Signal Processing · Electrical Eng. & Systems 2020-08-12 Junlan Chen , Ke Wang , Huanhuan Bao , Tao Chen

The main goal of routing protocol is to efficiency delivers data from source to destination. All routing protocols are the same in this goal, but the way they adopt to achieve it is different, so routing strategy has an egregious role on…

Networking and Internet Architecture · Computer Science 2008-02-06 Kazem Jahanbakhsh , Marzieh Hajhosseini

In this paper, we explore the physical-layer security in cooperative wireless networks with multiple relays where both amplify-and-forward (AF) and decode-and-forward (DF) protocols are considered. We propose the AF and DF based optimal…

Information Theory · Computer Science 2016-11-17 Yulong Zou , Xianbin Wang , Weiming Shen

We consider the problem of sensor localization in a wireless network in a multipath environment, where time and angle of arrival information are available at each sensor. We propose a distributed algorithm based on belief propagation, which…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-09-28 Mei Leng , Wee Peng Tay , Tony Q. S. Quek

We study the optimal routing on multilayered communication networks, which are composed of two layers of subnetworks. One is a wireless network, and the other is a wired network. We develop a simple recurrent algorithm to find an optimal…

Networking and Internet Architecture · Computer Science 2013-05-03 Jie Zhou , Gang Yan , Choy-Heng Lai

Multi-Access Point Coordination (MAPC) will be a key feature in next generation Wi-Fi 8 networks. MAPC aims to improve the overall network performance by allowing Access Points (APs) to share time, frequency and/or spatial resources in a…

Networking and Internet Architecture · Computer Science 2023-05-09 David Nunez , Malcom Smith , Boris Bellalta

Ubiquitous sensing devices frequently disseminate data among them. The use of a distributed event-based system that decouples publishers from subscribers arises as an ideal candidate to implement the dissemination process. In this paper, we…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-01-27 Cristina Muñoz , Pierre Leone
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