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相关论文: Throughput Analysis in CSMA/CA Networks using Cont…

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The vehicular ad-hoc network (VANET) based on dedicated short-range communication (DSRC) is a distributed communication system, in which all the nodes share the wireless channel with carrier sense multiple access/collision avoid (CSMA/CA)…

网络与互联网体系结构 · 计算机科学 2022-08-02 Yong Zhang , Mao Ye , Lin Guan

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

Cognitive Radio Networks (CRN) have enabled us to efficiently reuse the underutilized radio spectrum. The MAC protocol in CRN defines the spectrum usage by sharing the channels efficiently among users. In this paper we propose a novel TDMA…

网络与互联网体系结构 · 计算机科学 2013-01-18 Rajeev K. Shakya , Satyam Agarwal , Y. N. Singh , Nishchal K. Verma , Amitabha Roy

WiFi's popularity has led to crowded scenarios composed of many Access Points (AP) and clients, often operating on overlapping channels, producing interference that gravely degrades performance. This misallocation of resources is often the…

网络与互联网体系结构 · 计算机科学 2016-07-28 Luis Sanabria-Russo , Boris Bellalta , Nicolò Facchi , Francesco Gringoli

This paper presents comparison of Access Techniques used in Medium Access Control (MAC) protocol for Wireless Body Area Networks (WBANs). Comparison is performed between Time Division Multiple Access (TDMA), Frequency Division Multiple…

网络与互联网体系结构 · 计算机科学 2013-04-04 N. Javaid , I. Israr , M. A. Khan , A. Javaid , S. H. Bouk , Z. A. Khan

Vehicle telematics provides granular data for dynamic driving risk assessment, but current methods often rely on aggregated metrics (e.g., harsh braking counts) and do not fully exploit the rich time-series structure of telematics data. In…

应用统计 · 统计学 2025-05-28 Ian Weng Chan , Andrei L. Badescu , X. Sheldon Lin

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

Continuous Time Markov Chain (CMTC) is widely used to describe and analyze systems in several knowledge areas. Steady state availability is one important analysis that can be made through Markov chain formalism that allows researchers…

性能 · 计算机科学 2017-01-24 Eduardo M. Vasconcelos

The vehicular ad-hoc network (VANET) based on dedicated short-range communication (DSRC) is a distributed communication system, in which all the nodes share the wireless channel with carrier sense multiple access/collision avoid (CSMA/CA)…

网络与互联网体系结构 · 计算机科学 2021-02-02 Yong Zhang , Mao Ye , Lin Guan

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…

信息论 · 计算机科学 2023-09-25 Zhou Zhang , Saman Atapattu , Yizhu Wang , Marco Di Renzo

This paper proposes a Markovian model of 1-persistent CSMA/CA protocols with K-Exponential Backoff scheduling algorithms. The input buffer of each access node is modeled as a Geo/G/1 queue, and the service time distribution of each…

网络与互联网体系结构 · 计算机科学 2011-03-09 Pui King Wong , Dongjie Yin , Tony T. Lee

Recent studies on MAC scheduling have shown that carrier sense multiple access (CSMA) algo- rithms can be throughput optimal for arbitrary wireless network topology. However, these results are highly sensitive to the underlying assumption…

网络与互联网体系结构 · 计算机科学 2013-06-11 Se-Young Yun , Jinwoo Shin , Yung Yi

Sparse Code Multiple Access (SCMA) is a disruptive code-domain non-orthogonal multiple access (NOMA) scheme to enable \color{black}future massive machine-type communication networks. As an evolved variant of code division multiple access…

信号处理 · 电气工程与系统科学 2022-05-17 Saumya Chaturvedi , Zilong Liu , Vivek Ashok Bohara , Anand Srivastava , Pei Xiao

We consider a wireless network where each flow (instead of each link) runs its own CSMA (Carrier Sense Multiple Access) algorithm. Specifically, each flow attempts to access the radio channel after some random time and transmits a packet if…

性能 · 计算机科学 2011-02-23 T. Bonald , M. Feuillet

We study a quantum entanglement switch that serves $k$ users in a star topology. We model variants of the system using Markov chains and standard queueing theory and obtain expressions for switch capacity and the expected number of qubits…

量子物理 · 物理学 2022-04-27 Gayane Vardoyan , Saikat Guha , Philippe Nain , Don Towsley

This paper has been withdrawn by arXiv. arXiv admin note: author list truncated due to disputed authorship and content. This submission repeats large portions of text from this http URL by other authors. Duty cycle mode in WSN improves…

分布式、并行与集群计算 · 计算机科学 2013-04-30 Rajeev K. Shakya

The paper presents an analysis of performance features of the HICCUPS (HIdden Communication system for CorrUPted networkS) including the efficiency and the cost of the system in WLANs (Wireless Local Area Networks). The analysis relies on…

密码学与安全 · 计算机科学 2009-06-24 Krzysztof Szczypiorski

Multi-conflict traffic is ubiquitous. Connected Automated Vehicles (CAVs) offer unprecedented opportunities to enhance safety, reduce emissions, and increase throughput through precise coordination and automation. However, existing CAV…

最优化与控制 · 数学 2026-01-13 Fan Pu , Zihao Li , Sivakumar Rathinam , Minghui Zheng , Yang Zhou

Devices in a beacon-enabled network use slotted CSMA/CA to contend for channel usage. Each node in the network competes for the channels when ready to transmit data. The slotted CSMA/CA mechanism based on the super-frame structure fairly…

网络与互联网体系结构 · 计算机科学 2018-03-05 Suk Jin Lee , Hongsik Choi , Sungun Kim

Computing the stationary distributions of a continuous-time Markov chain (CTMC) involves solving a set of linear equations. In most cases of interest, the number of equations is infinite or too large, and the equations cannot be solved…

概率论 · 数学 2020-08-25 Juan Kuntz , Philipp Thomas , Guy-Bart Stan , Mauricio Barahona