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Related papers: Cooperative Protocols for Random Access Networks

200 papers

In Denial of Service (DoS) attack the network resources are either delayed or refused to be assigned to the requested user [1]. This may occurs due to verity of reasons, could be intentionally or unintentionally. The unintentional case is…

Networking and Internet Architecture · Computer Science 2018-10-29 Tauseef Jamal , Zeeshan Haider , Shariq Aziz Butt , Assim Chohan

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

In this paper, novel cooperative automatic repeat request (ARQ) methods with network coding are proposed for two way relaying network. Upon a failed transmission of a packet, the network enters cooperation phase, where the retransmission of…

Information Theory · Computer Science 2013-11-27 Rasit Tutgun , Emre Aktas

We investigate cooperative wireless relay networks in which the nodes can help each other in data transmission. We study different coding strategies in the single-source single-destination network with many relay nodes. Given the myriad of…

Information Theory · Computer Science 2010-04-15 Lawrence Ong , Mehul Motani

Secured communication in ad hoc wireless networks is primarily important, because the communication signals are openly available as they propagate through air and are more susceptible to attacks ranging from passive eavesdropping to active…

Networking and Internet Architecture · Computer Science 2010-07-15 S. Sumathy , B. Upendra Kumar

The performance of user-cooperation in a multi-access network is compared to that of using a wireless relay. Using the total transmit and processing power consumed at all nodes as a cost metric, the outage probabilities achieved by dynamic…

Information Theory · Computer Science 2016-11-17 Lalitha Sankar , Gerhard Kramer , Narayan B. Mandayam

Cooperation among mobile devices and utilizing multiple interfaces such as cellular and local area links simultaneously are promising to meet the increasing throughput demand over cellular links. In particular, when mobile devices are in…

Information Theory · Computer Science 2015-05-22 Yasaman Keshtkarjahromi , Hulya Seferoglu , Rashid Ansari , Ashfaq Khokhar

In this work, we study the benefit of partial relay cooperation. We consider a two-node system consisting of one source and one relay node transmitting information to a common destination. The source and the relay have external traffic and…

Information Theory · Computer Science 2017-08-23 Nikolaos Pappas , Jeongho Jeon , Di Yuan , Apostolos Traganitis , Anthony Ephremides

Network coding and opportunistic routing are two recognized innovative ideas to improve the performance of wireless networks by utilizing the broadcast nature of the wireless medium. In the last decade, there has been considerable research…

Networking and Internet Architecture · Computer Science 2018-03-02 Somayeh Kafaie , Yuanzhu Chen , Octavia A. Dobre , Mohamed Hossam Ahmed

The future wireless networks envision ultra-reliable communication with efficient use of the limited wireless channel resources. Closed-loop repetition protocols where retransmission of a packet is enabled using a feedback channel has been…

Information Theory · Computer Science 2017-10-03 Saeed R. Khosravirad , Harish Viswanathan

Decentralized cooperative resource allocation schemes for robotic swarms are essential to enable high reliability in high throughput data exchanges. These cooperative schemes require control signaling with the aim to avoid half-duplex…

Networking and Internet Architecture · Computer Science 2023-10-24 Rasmus Liborius Bruun , C. Santiago Morejón García , Troels B. Sørensen , Nuno K. Pratas , Tatiana Kozlova Madsen , Preben Mogensen

Wireless local area networks (WLAN) still suffer from a severe performance discrepancy between different users in the uplink. This is because of the spatially varying channel conditions provided by the wireless medium. Cooperative medium…

Information Theory · Computer Science 2009-11-04 Georg Böcherer

This paper is a tutorial introduction to the field of unsourced multiple access (UMAC) protocols. We first provide a historical survey of the evolution of random access protocols, focusing specifically on the case in which uncoordinated…

Information Theory · Computer Science 2024-08-20 Gianluigi Liva , Yury Polyanskiy

In this paper we design and implement a resource management scheme based on cooperative association, where the STAs can share useful information in order to improve the performance of the association/handoff procedures. The cooperative…

Networking and Internet Architecture · Computer Science 2012-07-03 George Athanasiou , Leandros Tassiulas

Multihop ad hoc wireless networks consist of mobile nodes that communicate with each other without any fixed infrastructure. The nodes in these networks are power constrained, since they operate in limited battery energy. Cooperative…

Networking and Internet Architecture · Computer Science 2014-06-23 Preetha Theresa Joy , K. Poulose Jacob

This paper applies Information Theoretic analysis to packet-based random multiple access communication systems. A new channel coding approach is proposed for coding within each data packet with built-in support for bursty traffic…

Information Theory · Computer Science 2016-11-17 Jie Luo , Anthony Ephremides

Wireless devices need spectrum to communicate. With the increase in the number of devices competing for the same spectrum, it has become nearly impossible to support the throughput requirements of all the devices through current spectrum…

Networking and Internet Architecture · Computer Science 2021-11-23 Aniq Ur Rahman , Mustafa A. Kishk , Mohamed-Slim Alouini

The reliability and transmission distance are generally limited for the wireless communications due to the severe channel fading. As an effective way to resist the channel fading, cooperative relaying is usually adopted in wireless networks…

Information Theory · Computer Science 2017-05-19 Hao Niu , Yao Sun , Kaoru Sezaki

Node cooperation during packet forwarding operations is critically important for fair resource utilization in Community Wireless Mesh Networks (CoWMNs). In a CoWMN, node cooperation is achieved by using fairness protocols specifically…

Networking and Internet Architecture · Computer Science 2012-04-27 Chathuranga Widanapathirana , Y. Ahmet Sekercioglu , Bok-Min Goi

Recently, there has been growing research on developing interference-aware routing (IAR) protocols for supporting multiple concurrent transmission in next-generation wireless communication systems. The existing IAR protocols do not consider…

Signal Processing · Electrical Eng. & Systems 2022-01-06 Abdullah Waqas , Hasan Mahmood , Nasir Saeed