Filters








2,357 Hits in 6.4 sec

A Packet Scheduling Approach to QoS Support in Multihop Wireless Networks

Haiyun Luo, Songwu Lu, Vaduvur Bharghavan, Jerry Cheng, Haiyun Luo
2004 Journal on spesial topics in mobile networks and applications  
This work describes a packet scheduling approach to QoS provisioning in multihop wireless networks.  ...  Providing packet-level quality of service (QoS) is critical to support both rate-sensitive and delay-sensitive applications in the bandwidth-constrained, shared-channel, multihop wireless networks.  ...  However, packet scheduling in a multihop wireless network is an inherent distributed computation problem.  ... 
doi:10.1023/b:mone.0000020643.70011.c7 fatcat:wbj4whfs65dhvhv4u7m73j5qby

Cross-Layer Design for QoS Support in Multihop Wireless Networks

Qian Zhang, Ya-Qin Zhang
2008 Proceedings of the IEEE  
QoS SUPPORT IN LAYERED PROTOCOL In the literature, there are many studies that examine QoS provisioning in multihop wireless networks with a layered prospective, starting from the physical layer [9]  ...  This paper has taken stock of the current activity in the area of cross-layer design for QoS support in multihop wireless networks.  ... 
doi:10.1109/jproc.2007.909930 fatcat:c4uk437gunft5k7h2jckobgxa4

Fair scheduling in mobile ad hoc networks with channel errors

Hsi-Lu Chao, Wanjiun Liao
2005 IEEE Transactions on Wireless Communications  
Existing compensation mechanisms need the support of base stations and only work for one-hop wireless channels. Therefore, they are not suitable for multihop wireless networks.  ...  We study fair scheduling in ad hoc networks, accounting for channel errors.  ...  In such a network, nodes are connected via multihop paths and without the support of any preexisting wired infrastructure.  ... 
doi:10.1109/twc.2004.842942 fatcat:5szdamtckvdrfczonbkkpruqmu

QoS assurances through class selection and proportional differentiation in wireless networks

Kuang-Ching Wang, P. Ramanathan
2005 IEEE Journal on Selected Areas in Communications  
Quality-of-service (QoS) in wireless ad hoc networks is adversely affected by node mobility, changing network topologies, and uncontrolled medium contention.  ...  The paper addresses the challenges in concurrently providing a wide range of end-to-end throughput and delay assurances in such networks.  ...  This paper concludes in Section VI. II. QoS ASSURANCES IN WIRELESS AD HOC NETWORKS A. The Network Model We consider a wireless ad hoc network with nodes communicating over a shared medium.  ... 
doi:10.1109/jsac.2004.842543 fatcat:w3yfqsbhmnc3rbomyiroc27qm4

An overview of scheduling algorithms in wireless multimedia networks

H. Fattah, C. Leung
2002 IEEE wireless communications  
In this article we provide an overview of scheduling techniques that have been proposed for wireless networks to support the provision of guaranteed QoS.  ...  SCHEDULING IN MULTIHOP NETWORKS Single-hop and multihop networks are ad hoc networks with little infrastructure support. In particular, base stations are not available.  ...  The emergence of new multimedia and Internet applications for the wireless domain has spurred the study of scheduling algorithms for providing QoS guarantees.  ... 
doi:10.1109/mwc.2002.1043857 fatcat:3zs6r7tr65dppo3umdns6asqm4

Future mobile broadband wireless networks: a radio resource management perspective

Shalini Periyalwar, Bassam Hashem, Gamini Senarath, Kelvin Au, Robert Matyas
2003 Wireless Communications and Mobile Computing  
Future wireless evolution envisages high rates, low hierarchy in the network architecture, antenna array processing, multiple access modes and multihop operation as part of the system concept.  ...  The goal of this paper is to examine the key aspects of the evolution which impact radio resource management for the mobile broadband wireless network, and to emphasize the areas that need to be addressed  ...  , peer-to-peer (P2P), multihop relays etc.) with a range of cell sizes supported within an integrated wireless access umbrella, as illustrated in Figure 1 .  ... 
doi:10.1002/wcm.174 fatcat:7mhqnbpwlnhzreggzi6zltvuji

ENHANCEMENT OF QOS IN MULTIHOP WIRELESS NETWORKS BY DELIVERING CBR USING LB ALGORITHM

Mohan Santhosh Kumar.G .
2014 International Journal of Research in Engineering and Technology  
algorithm in multi-hop wireless networks.  ...  One of the most complicated issues is to measuring the delay performance of end to end nodes in Multi-hop Wireless Networks.  ...  Whereas in Multihop wireless networks having one or more intermediate nodes along the path that receive and forwarding packets via wireless links It can able to extend the coverage of the network and improve  ... 
doi:10.15623/ijret.2014.0303072 fatcat:cobgr6ecorgnva4mifexjwcxme

Per Flow Packet Scheduling Scheme To Improve The End-To-End Fairness In Mobile Ad Hoc Wireless Network

K. Sasikala, R. S. D Wahidabanu
2014 Zenodo  
The end-to-end fairness in an ad hoc wireless network is a challenging task compared to wired networks, which has not been addressed effectively.  ...  The ad hoc network is dynamic in nature due to various parameters such as transmission of control packets, multihop nature of forwarding packets, changes in source and destination nodes, changes in the  ...  The authors [31] have proposed Wireless Congestion Control Protocol (WCCP) to support the transport service in multihop ad hoc networks.  ... 
doi:10.5281/zenodo.1091270 fatcat:ddcxqj5klnabfmqjc2afja3ogy

QoS-aware fair scheduling in multihop wireless ad hoc networks

M. Alam, A. Hamid, Choong Seon Hong
2006 2006 8th International Conference Advanced Communication Technology  
Providing fairness and maintaining a certain quality of service (QoS) in shared medium, multihop wireless networks are challenging, due to the unique characteristics of these networks.  ...  In this paper we consider the presence of both guaranteed and best-effort flows in the network.  ...  Design Issues in QoS Supported Fair Scheduling This section identifies issues unique to fair scheduling in ad hoc wireless networks. 1) Defining Fairness for spatially contending Flows: In wired and packet  ... 
doi:10.1109/icact.2006.206139 fatcat:mcytifk33nhmrnmlachszaxaiq

Multiperiod virtual topology design in wavelength routed optical networks

P. Manohar, P. Manohar, A. Padmanath, S. Singh, D. Manjunath
2003 IEE Proceedings - Circuits Devices and Systems  
packet scheduling disciplines, resource allocation and QoS Routing.  ...  Sticky CSMA/CA: Implicit synchronization and realtime QoS over mesh networks Sticky CSMA/CA is a distributed MAC framework to support a mix of realtime and delayinsensitive traffic over wireless mesh networks  ... 
doi:10.1049/ip-cds:20031142 fatcat:kyibiepqezgczefmdf2fkv6wju

Qos in mobile a hoc networks

P. Mohapatra, Jian Li, Chao Gui
2003 IEEE wireless communications  
QOS SUPPORT IN MANETS: ISSUES AND DIFFICULTIES Mobile multihop wireless networks differ from traditional wired Internet infrastructures.  ...  Packet scheduling responds to location-dependent channel conditions when scheduling packets in a MANET.  ... 
doi:10.1109/mwc.2003.1209595 fatcat:ypksf3gsxvc65njdfx77yaukdm

Special Section on Cross-Layer Design for Mobile Ad Hoc Networks and Wireless Sensor Networks

Y. Fang, X. Shen, S. Chen
2006 IEEE Transactions on Vehicular Technology  
In addition, cross-layer design approaches have shown great potential in efficiently supporting multimedia services over wireless networks.  ...  In the first paper "Link scheduling with power control for throughput enhancement in multihop wireless networks," Tang et al. study the joint link scheduling and power control problem with the objective  ...  In the 13th paper "A cross-layer scheduling algorithm with QoS support in wireless networks," Liu et al. propose a cross-layer scheduler at the medium access control (MAC) layer for multiple connections  ... 
doi:10.1109/tvt.2006.871142 fatcat:e5p26vy2rjh37o27zbrjsmjrxm

End-to-end throughput and delay assurances in multihop wireless hotspots

Kuang-Ching Wang, Parameswaran Ramanathan
2003 Proceedings of the 1st ACM international workshop on Wireless mobile applications and services on WLAN hotspots - WMASH '03  
Next generation Wireless Local Area Networks (WLAN's) are likely to require multihop wireless connections between mobile nodes and Internet gateways to achieve high data rates from larger distances.  ...  The paper addresses the challenges in concurrently providing end-to-end throughput and delay assurances in such mobile multihop WLAN hotspots.  ...  It demonstrates the QoS that is to be perceived by applications in a multihop hotspot without any assurance support.  ... 
doi:10.1145/941340.941341 fatcat:isb4jczgk5ga7pdj6ihaf53jgu

End-to-end throughput and delay assurances in multihop wireless hotspots

Kuang-Ching Wang, Parameswaran Ramanathan
2003 Proceedings of the 1st ACM international workshop on Wireless mobile applications and services on WLAN hotspots - WMASH '03  
Next generation Wireless Local Area Networks (WLAN's) are likely to require multihop wireless connections between mobile nodes and Internet gateways to achieve high data rates from larger distances.  ...  The paper addresses the challenges in concurrently providing end-to-end throughput and delay assurances in such mobile multihop WLAN hotspots.  ...  It demonstrates the QoS that is to be perceived by applications in a multihop hotspot without any assurance support.  ... 
doi:10.1145/941326.941341 dblp:conf/wmash/WangR03 fatcat:l6ds3vpdnbhhxmzxwyoqznq2fm

Quality of Service in Cross Layered Framework

Lokesh S, Jayasri B S
2022 figshare.com  
This paper aims to research the current works on the cross-layer approach for QoS support in the realm of wireless networks which are multihop.  ...  Many solutions have been proposed to provide soft QoS over networks that are wireless and are multihop from other layers in the pack of network protocols.  ...  In an ad hoc network that is wireless, each node is responsible to act as router and send packets to other nodes.  ... 
doi:10.6084/m9.figshare.20412075.v1 fatcat:qdnxndtdzjak7ieimsqqpv3lt4
« Previous Showing results 1 — 15 out of 2,357 results