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Carrier Sense Multiple Access (CSMA) is widely used as a Medium Access Control (MAC) in wireless networks due to its simplicity and distributed nature. This motivated researchers to find CSMA schemes that achieve throughput optimality. In…

Information Theory · Computer Science 2019-08-13 Ali Maatouk , Mohamad Assaad , Anthony Ephremides

In this paper, we study the performance of two cross-layer optimized dynamic routing techniques for radio interference mitigation across multiple coexisting wireless body area networks (BANs), based on real-life measurements. At the network…

Networking and Internet Architecture · Computer Science 2017-03-09 Samiya Shimly , David B. Smith , Samaneh Movassaghi

This paper focuses on achieving optimal multi-user channel access in distributed networks using a reconfigurable intelligent surface (RIS). The network includes wireless channels with direct links between users and RIS links connecting…

Information Theory · Computer Science 2023-09-25 Zhou Zhang , Saman Atapattu , Yizhu Wang , Marco Di Renzo

We investigate cross-layer optimization to route information across distributed wireless body-to-body networks, based on real-life experimental measurements. At the network layer, the best possible route is selected according to channel…

Networking and Internet Architecture · Computer Science 2019-01-23 Samiya M. Shimly , David B. Smith , Samaneh Movassaghi

We devise a cross-layer design (CLD) of carrier sensing multiple access with collision avoidance (CSMA/CA) at the medium access control (MAC) layer with spectrum sensing (SpSe) at the physical layer for cognitive radio networks (CRNs). The…

Networking and Internet Architecture · Computer Science 2013-12-10 F. Foukalas , G. T. Karetsos , P. Chatzimisios

The increasingly dense deployments of wireless CSMA networks arising from applications of Internet-of-things call for an improvement to mitigate the interference among simultaneous transmitting wireless devices. For cost efficiency and…

Networking and Internet Architecture · Computer Science 2017-09-25 Chi-Kin Chau , Ivan W. H. Ho , Zhenhui Situ , Soung Chang Liew , Jialiang Zhang

Carrier sense multiple access collision avoidance (CSMA/CA) is the basic scheme upon which access to the shared medium is regulated in many wireless networks. With CSMA/CA a station willing to start a transmission has first to find the…

Networking and Internet Architecture · Computer Science 2019-01-15 Paolo Ballarini , Benoit Barbot , Nicolas Vasselin

This work addresses problems related to interference mitigation in a single wireless body area network (WBAN). In this paper, We propose a distributed \textit{C}ombined carrier sense multiple access with collision avoidance (CSMA/CA) with…

Networking and Internet Architecture · Computer Science 2016-11-03 Mohamad Jaafar Ali , Hassine Moungla , Ahmed Mehaoua

The strength of carrier-sense multiple access with collision avoidance (CSMA/CA) can be combined with that of time-division multiple access (TDMA) to enhance the channel access performance in wireless networks such as the IEEE…

Networking and Internet Architecture · Computer Science 2016-11-18 Bharat Shrestha , Ekram Hossain , Kae Won Choi

It was shown recently that CSMA (Carrier Sense Multiple Access)-like distributed algorithms can achieve the maximal throughput in wireless networks (and task processing networks) under certain assumptions. One important, but idealized…

Networking and Internet Architecture · Computer Science 2016-11-18 Libin Jiang , Jean Walrand

In wireless local area networks (WLANs), a media access protocol arbitrates access to the channel. In current IEEE 802.11 WLANs, carrier sense multiple access with collision avoidance (CSMA/CA) is used. Carrier sense multiple access with…

Networking and Internet Architecture · Computer Science 2013-11-05 Jaume Barcelo , Azadeh Faridi , Boris Bellalta , Gabriel Martorell , David Malone

This paper has been withdrawn because of some paper issues. Recent studies on MAC scheduling have shown that carrier sense multiple access (CSMA) can be controlled to be achieve optimality in terms of throughput or utility. These results…

Networking and Internet Architecture · Computer Science 2012-12-18 Se-Young Yun , Jinwoo Shin , Yung Yi

Wireless objects equipped with multiple antennas are able to simultaneously transmit multiple packets by exploiting the channel's spatial dimensions. In this paper, we study the benefits of such Multiple Packet Transmission (MPT) approach,…

Networking and Internet Architecture · Computer Science 2013-06-25 Boris Bellalta , Azadeh Faridi , Dirk Staehle , Jaume Barcelo , Alexey Vinel , Miquel Oliver

We present in this paper a new medium access control (MAC) scheme devoted to orthogonal frequency division multiple access (OFDMA) systems which aims at reducing collision probabilities during the channel request period. The proposed MAC…

Networking and Internet Architecture · Computer Science 2015-01-08 Baher Mawlawi , Jean-Baptiste Do , Nikolai Lebedev , Jean-Marie Gorce

The underwater acoustic channel continues to present significant challenges to efficient throughput performance of underwater acoustic sensor networks (UASNs) in varying scenarios. As a result, cross-layer approaches that explore joint…

Information Theory · Computer Science 2016-04-05 Yanling Yin , Sumit Roy , Payman Arabshahi

Carrier Sense Multiple Access with Enhanced Collision Avoidance (CSMA/ECA) is a distributed MAC protocol that allows collision-free access to the medium in WLAN. The only difference between CSMA/ECA and the well-known CSMA/CA is that the…

Networking and Internet Architecture · Computer Science 2010-11-29 Jaume Barcelo , Boris Bellalta , Cristina Cano , Anna Sfairopoulou , Miquel Oliver , Kshitiz Verma

Recently there has been considerable interest in the design of efficient carrier sense multiple access(CSMA) protocol for wireless network. The basic assumption underlying recent results is availability of perfect carrier sense information.…

Information Theory · Computer Science 2010-03-16 Devavrat Shah , Jinwoo Shin

In this paper, we propose a distributed multi-hop interference avoidance algorithm, namely, IAA to avoid co-channel interference inside a wireless body area network (WBAN). Our proposal adopts carrier sense multiple access with collision…

Networking and Internet Architecture · Computer Science 2016-11-03 Mohamad Jaafar Ali , Hassine Moungla , Ahmed Mehaoua

One of the most promising applications of cognitive radio networks (CRNs)is the efficient exploitation of TV white spaces (TVWSs) for enhancing the performance of wireless networks. In this paper, we propose a cross-layer design (CLD) of…

Networking and Internet Architecture · Computer Science 2014-11-27 Fotis Foukalas , George Karetsos

Recent work has shown that adaptive CSMA algorithms can achieve throughput optimality. However, these adaptive CSMA algorithms assume a rather simplistic model for the wireless medium. Specifically, the interference is typically modelled by…

Networking and Internet Architecture · Computer Science 2015-04-30 Peruru Subrahmanya Swamy , Radha Krishna Ganti , Krishna Jagannathan
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