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This paper has been withdrawn because of some paper issues.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…

网络与互联网体系结构 · 计算机科学 2012-12-18 Se-Young Yun , Jinwoo Shin , Yung Yi

The performance analysis of wireless CSMA networks is notoriously difficult due to the intricate sensing and interference relationships among links. Even the fundamental problem of throughput characterization remains open when sensing and…

网络与互联网体系结构 · 计算机科学 2026-04-15 Xinghua Sun , Wenhai Lin , Ruike Zhou

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.…

信息论 · 计算机科学 2010-03-16 Devavrat Shah , Jinwoo Shin

The growing demand of high-bandwidth and low-latency information transfer in information and communication technologies such as data centres and in-vehicle networks has increased the importance of optical communication networks in recent…

网络与互联网体系结构 · 计算机科学 2020-05-27 Daijiro Koyama , Yunzhuo Wang , Nobuyasu Shiga , Satoshi Yasuda , Nicolas Chauvet , Makoto Naruse

We consider a multiple access communication system where multiple users share a common collision channel. Each user observes its local traffic and the feedback from the channel. At each time instant the feedback from the channel is one of…

网络与互联网体系结构 · 计算机科学 2015-06-30 Yi Ouyang , Demosthenis Teneketzis

Global optimization of access point (AP) assignment to user terminals requires efficient monitoring of user behavior, fast decision algorithms, efficient control signaling, and fast AP reassignment mechanisms. In this scenario, software…

网络与互联网体系结构 · 计算机科学 2024-03-28 Pablo Fondo-Ferreiro , Saber Mhiri , Cristina López-Bravo , Francisco Javier González-Castaño , Felipe Gil-Castiñeira

In this paper, we consider CSMA policies for scheduling of multihop wireless networks with one-hop traffic. The main contribution of this paper is to propose Unlocking CSMA (U-CSMA) policy that enables to obtain high throughput with low…

信息论 · 计算机科学 2010-09-30 Mahdi Lotfinezhad , Peter Marbach

In today's WLANs, scheduling of packet transmissions solely relies on the collision and success a station may experience. To better support traffic differentiation in dense WLANs, in this paper, we propose a distributed reservation…

网络与互联网体系结构 · 计算机科学 2018-06-26 Seyedmohammad Salehi , Li Li , Chien-Chung Shen , Leonard Cimini , John Graybeal

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…

网络与互联网体系结构 · 计算机科学 2013-11-05 Jaume Barcelo , Azadeh Faridi , Boris Bellalta , Gabriel Martorell , David Malone

Initial access in millimeter-wave (mmW) wireless is critical toward successful realization of the fifth-generation (5G) wireless networks and beyond. Limited bandwidth in existing standards and use of phase-shifters in analog/hybrid…

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…

网络与互联网体系结构 · 计算机科学 2017-09-25 Chi-Kin Chau , Ivan W. H. Ho , Zhenhui Situ , Soung Chang Liew , Jialiang Zhang

Many modern wireless networks integrate carrier sense mul-tiple access/collision avoidance (CSMA/CA) with exponential backoff as medium access control (MAC) technique. In order to decrease the MAC overhead and the collision probability, we…

网络与互联网体系结构 · 计算机科学 2015-01-08 Baher Mawlawi , Jean-Baptiste Doré

Full duplex communication promises a paradigm shift in wireless networks by allowing simultaneous packet transmission and reception within the same channel. While recent prototypes indicate the feasibility of this concept, there is a lack…

网络与互联网体系结构 · 计算机科学 2015-12-15 Rahman Doost-Mohammady , M. Yousof Naderi , Kaushik Roy Chowdhury

By combining the features of CSMA and TDMA, fully decentralised WLAN MAC schemes have recently been proposed that converge to collision-free schedules. In this paper we describe a MAC with optimal long-run throughput that is almost…

网络与互联网体系结构 · 计算机科学 2013-09-19 Minyu Fang , David Malone , Ken R. Duffy , Douglas J. Leith

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,…

网络与互联网体系结构 · 计算机科学 2013-06-25 Boris Bellalta , Azadeh Faridi , Dirk Staehle , Jaume Barcelo , Alexey Vinel , Miquel Oliver

The proliferation of different wireless access technologies, together with the growing number of multi-radio wireless devices suggest that the opportunistic utilization of multiple connections at the users can be an effective solution to…

信息论 · 计算机科学 2013-04-23 Sina Lashgari , A. Salman Avestimehr

It has been recently suggested that in wireless networks, CSMA-based distributed MAC algorithms could achieve optimal utility without any message passing. We present the first proof of convergence of such adaptive CSMA algorithms towards an…

信息论 · 计算机科学 2016-11-18 Jiaping Liu , Yung Yi , Alexandre Proutiere , Mung Chiang , H. Vincent Poor

In this paper, we study the transport capacity of large multi-hop wireless CSMA networks. Different from previous studies which rely on the use of centralized scheduling algorithm and/or centralized routing algorithm to achieve the optimal…

网络与互联网体系结构 · 计算机科学 2016-11-17 Tao Yang , Guoqiang Mao , Wei Zhang , Xiaofeng Tao

We investigate optimal resource allocation for delay-limited cooperative communication in time varying wireless networks. Motivated by real-time applications that have stringent delay constraints, we develop a dynamic cooperation strategy…

信息论 · 计算机科学 2009-10-08 Rahul Urgaonkar , Michael J. Neely

In future 6G networks, anti-jamming will become a critical challenge, particularly with the development of intelligent jammers that can initiate malicious interference, posing a significant security threat to communication transmission.…

信号处理 · 电气工程与系统科学 2024-09-24 Yue Xiu , Yang Zhao , Songjie Yang , Minrui Xu , Dusit Niyato , Yueyang Li , Ning Wei